./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-9.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76460e3b-94c1-4be0-9a78-a30feab80f2d/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76460e3b-94c1-4be0-9a78-a30feab80f2d/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_76460e3b-94c1-4be0-9a78-a30feab80f2d/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76460e3b-94c1-4be0-9a78-a30feab80f2d/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-9.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76460e3b-94c1-4be0-9a78-a30feab80f2d/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_76460e3b-94c1-4be0-9a78-a30feab80f2d/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 c5adc02aa856013d500f38fcfb7b074d7d479a50c6d427eda463f4ffd6df5ef0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:59:12,449 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:59:12,592 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76460e3b-94c1-4be0-9a78-a30feab80f2d/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 04:59:12,601 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:59:12,602 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:59:12,648 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:59:12,649 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:59:12,650 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:59:12,651 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:59:12,657 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:59:12,658 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:59:12,660 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:59:12,660 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:59:12,662 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 04:59:12,663 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:59:12,664 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:59:12,664 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 04:59:12,665 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 04:59:12,666 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:59:12,666 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 04:59:12,667 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 04:59:12,668 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 04:59:12,669 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:59:12,670 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:59:12,670 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:59:12,671 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:59:12,672 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:59:12,672 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:59:12,673 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:59:12,673 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:59:12,675 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:59:12,676 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:59:12,676 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:59:12,676 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:59:12,677 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:59:12,677 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:59:12,678 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:59:12,678 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:59:12,679 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:59:12,679 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:59:12,679 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 04:59:12,680 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:59:12,680 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:59:12,681 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:59:12,682 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:59:12,682 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_76460e3b-94c1-4be0-9a78-a30feab80f2d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76460e3b-94c1-4be0-9a78-a30feab80f2d/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c5adc02aa856013d500f38fcfb7b074d7d479a50c6d427eda463f4ffd6df5ef0 [2023-11-19 04:59:13,047 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:59:13,085 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:59:13,088 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:59:13,089 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:59:13,090 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:59:13,093 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76460e3b-94c1-4be0-9a78-a30feab80f2d/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-9.i [2023-11-19 04:59:16,716 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:59:16,969 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:59:16,970 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76460e3b-94c1-4be0-9a78-a30feab80f2d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-9.i [2023-11-19 04:59:16,992 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76460e3b-94c1-4be0-9a78-a30feab80f2d/bin/utaipan-verify-t7M7D8N6sZ/data/b2f64a1a8/8ba2b7abfd8340d686e6e0b4f3f31d7e/FLAGc9515a539 [2023-11-19 04:59:17,014 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76460e3b-94c1-4be0-9a78-a30feab80f2d/bin/utaipan-verify-t7M7D8N6sZ/data/b2f64a1a8/8ba2b7abfd8340d686e6e0b4f3f31d7e [2023-11-19 04:59:17,021 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:59:17,023 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:59:17,027 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:59:17,027 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:59:17,034 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:59:17,035 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:59:17" (1/1) ... [2023-11-19 04:59:17,036 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22fd2fe4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:59:17, skipping insertion in model container [2023-11-19 04:59:17,036 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:59:17" (1/1) ... [2023-11-19 04:59:17,131 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:59:17,407 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_76460e3b-94c1-4be0-9a78-a30feab80f2d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-9.i[918,931] [2023-11-19 04:59:17,503 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:59:17,519 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:59:17,535 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_76460e3b-94c1-4be0-9a78-a30feab80f2d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-9.i[918,931] [2023-11-19 04:59:17,613 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:59:17,646 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:59:17,647 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:59:17 WrapperNode [2023-11-19 04:59:17,647 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:59:17,648 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:59:17,648 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:59:17,648 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:59:17,657 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:59:17" (1/1) ... [2023-11-19 04:59:17,672 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:59:17" (1/1) ... [2023-11-19 04:59:17,728 INFO L138 Inliner]: procedures = 26, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 249 [2023-11-19 04:59:17,729 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:59:17,730 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:59:17,730 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:59:17,730 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:59:17,742 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:59:17" (1/1) ... [2023-11-19 04:59:17,742 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:59:17" (1/1) ... [2023-11-19 04:59:17,748 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:59:17" (1/1) ... [2023-11-19 04:59:17,748 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:59:17" (1/1) ... [2023-11-19 04:59:17,766 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:59:17" (1/1) ... [2023-11-19 04:59:17,772 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:59:17" (1/1) ... [2023-11-19 04:59:17,778 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:59:17" (1/1) ... [2023-11-19 04:59:17,782 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:59:17" (1/1) ... [2023-11-19 04:59:17,791 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:59:17,792 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:59:17,792 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:59:17,792 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:59:17,793 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:59:17" (1/1) ... [2023-11-19 04:59:17,800 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:59:17,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76460e3b-94c1-4be0-9a78-a30feab80f2d/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:59:17,835 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76460e3b-94c1-4be0-9a78-a30feab80f2d/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:59:17,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76460e3b-94c1-4be0-9a78-a30feab80f2d/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:59:17,899 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:59:17,899 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:59:17,899 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:59:17,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:59:17,900 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:59:17,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:59:18,018 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:59:18,021 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:59:18,709 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:59:19,437 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:59:19,437 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:59:19,444 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:59:19 BoogieIcfgContainer [2023-11-19 04:59:19,444 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:59:19,448 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:59:19,449 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:59:19,453 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:59:19,453 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:59:17" (1/3) ... [2023-11-19 04:59:19,454 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7feb0853 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:59:19, skipping insertion in model container [2023-11-19 04:59:19,455 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:59:17" (2/3) ... [2023-11-19 04:59:19,458 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7feb0853 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:59:19, skipping insertion in model container [2023-11-19 04:59:19,458 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:59:19" (3/3) ... [2023-11-19 04:59:19,460 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-co_file-9.i [2023-11-19 04:59:19,486 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:59:19,486 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 04:59:19,557 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:59:19,566 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;@6697b45f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:59:19,567 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 04:59:19,572 INFO L276 IsEmpty]: Start isEmpty. Operand has 59 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 24 states have internal predecessors, (26), 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 04:59:19,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-11-19 04:59:19,591 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:59:19,592 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] [2023-11-19 04:59:19,593 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:59:19,599 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:59:19,600 INFO L85 PathProgramCache]: Analyzing trace with hash -371533064, now seen corresponding path program 1 times [2023-11-19 04:59:19,613 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:59:19,613 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2039531510] [2023-11-19 04:59:19,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:59:19,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:59:19,948 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 04:59:19,949 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [521350861] [2023-11-19 04:59:19,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:59:19,950 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 04:59:19,950 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76460e3b-94c1-4be0-9a78-a30feab80f2d/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:59:19,953 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76460e3b-94c1-4be0-9a78-a30feab80f2d/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 04:59:19,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76460e3b-94c1-4be0-9a78-a30feab80f2d/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 04:59:20,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:59:20,412 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:59:20,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:59:21,129 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 04:59:21,132 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 04:59:21,134 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 04:59:21,154 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76460e3b-94c1-4be0-9a78-a30feab80f2d/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-19 04:59:21,354 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76460e3b-94c1-4be0-9a78-a30feab80f2d/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 04:59:21,360 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 04:59:21,369 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 04:59:21,590 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 04:59:21 BoogieIcfgContainer [2023-11-19 04:59:21,591 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 04:59:21,591 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:59:21,592 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:59:21,592 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:59:21,593 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:59:19" (3/4) ... [2023-11-19 04:59:21,596 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 04:59:21,598 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:59:21,600 INFO L158 Benchmark]: Toolchain (without parser) took 4575.97ms. Allocated memory was 125.8MB in the beginning and 151.0MB in the end (delta: 25.2MB). Free memory was 79.4MB in the beginning and 117.0MB in the end (delta: -37.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:59:21,600 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 102.8MB. Free memory is still 70.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:59:21,602 INFO L158 Benchmark]: CACSL2BoogieTranslator took 620.24ms. Allocated memory is still 125.8MB. Free memory was 79.4MB in the beginning and 84.9MB in the end (delta: -5.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:59:21,603 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.41ms. Allocated memory is still 125.8MB. Free memory was 84.9MB in the beginning and 80.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 04:59:21,610 INFO L158 Benchmark]: Boogie Preprocessor took 61.05ms. Allocated memory is still 125.8MB. Free memory was 80.7MB in the beginning and 78.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:59:21,612 INFO L158 Benchmark]: RCFGBuilder took 1652.80ms. Allocated memory was 125.8MB in the beginning and 151.0MB in the end (delta: 25.2MB). Free memory was 78.6MB in the beginning and 115.1MB in the end (delta: -36.6MB). Peak memory consumption was 56.5MB. Max. memory is 16.1GB. [2023-11-19 04:59:21,613 INFO L158 Benchmark]: TraceAbstraction took 2142.47ms. Allocated memory is still 151.0MB. Free memory was 114.1MB in the beginning and 117.0MB in the end (delta: -2.9MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. [2023-11-19 04:59:21,614 INFO L158 Benchmark]: Witness Printer took 6.59ms. Allocated memory is still 151.0MB. Free memory is still 117.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:59:21,625 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 102.8MB. Free memory is still 70.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 620.24ms. Allocated memory is still 125.8MB. Free memory was 79.4MB in the beginning and 84.9MB in the end (delta: -5.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.41ms. Allocated memory is still 125.8MB. Free memory was 84.9MB in the beginning and 80.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.05ms. Allocated memory is still 125.8MB. Free memory was 80.7MB in the beginning and 78.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1652.80ms. Allocated memory was 125.8MB in the beginning and 151.0MB in the end (delta: 25.2MB). Free memory was 78.6MB in the beginning and 115.1MB in the end (delta: -36.6MB). Peak memory consumption was 56.5MB. Max. memory is 16.1GB. * TraceAbstraction took 2142.47ms. Allocated memory is still 151.0MB. Free memory was 114.1MB in the beginning and 117.0MB in the end (delta: -2.9MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. * Witness Printer took 6.59ms. Allocated memory is still 151.0MB. Free memory is still 117.0MB. 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 186, overapproximation of shiftLeft at line 66, overapproximation of shiftRight at line 94, overapproximation of bitwiseOr at line 115, overapproximation of someUnaryDOUBLEoperation at line 45, overapproximation of someBinaryDOUBLEComparisonOperation at line 78. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 5.5; [L23] signed short int var_1_3 = 1; [L24] signed long int var_1_5 = -64; [L25] signed char var_1_6 = 10; [L26] signed char var_1_7 = 5; [L27] double var_1_8 = 16.25; [L28] double var_1_9 = 1.8; [L29] unsigned char var_1_10 = 32; [L30] unsigned char var_1_11 = 64; [L31] unsigned short int var_1_12 = 16; [L32] unsigned long int var_1_13 = 128; [L33] unsigned char var_1_15 = 1; [L34] unsigned short int var_1_16 = 256; [L35] signed char var_1_18 = -2; [L36] unsigned long int var_1_19 = 50; [L37] unsigned char var_1_20 = 0; [L38] unsigned char var_1_21 = 0; [L39] unsigned char var_1_23 = 64; [L40] unsigned char var_1_24 = 64; [L41] unsigned char var_1_25 = 2; [L42] unsigned short int var_1_26 = 32; [L43] unsigned long int var_1_27 = 100; [L44] unsigned short int var_1_28 = 64; [L45] float var_1_30 = -0.2; [L46] float var_1_32 = -0.375; [L47] float var_1_33 = 1.4; [L48] float var_1_34 = 200.4; [L49] float var_1_35 = 1.5; [L50] unsigned char var_1_36 = 0; [L51] unsigned char last_1_var_1_10 = 32; [L52] unsigned short int last_1_var_1_12 = 16; [L53] unsigned long int last_1_var_1_13 = 128; [L201] isInitial = 1 [L202] FCALL initially() [L203] COND TRUE 1 [L204] CALL updateLastVariables() [L192] last_1_var_1_10 = var_1_10 [L193] last_1_var_1_12 = var_1_12 [L194] last_1_var_1_13 = var_1_13 [L204] RET updateLastVariables() [L205] CALL updateVariables() [L140] var_1_3 = __VERIFIER_nondet_short() [L141] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=1, var_1_5=-64, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=1, var_1_5=-64, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L142] CALL assume_abort_if_not(var_1_3 <= 8) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=1, var_1_5=-64, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_3 <= 8) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=1, var_1_5=-64, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L143] var_1_5 = __VERIFIER_nondet_long() [L144] CALL assume_abort_if_not(var_1_5 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=1, var_1_5=13, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_5 >= -2147483648) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=1, var_1_5=13, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L145] CALL assume_abort_if_not(var_1_5 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=1, var_1_5=13, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_5 <= 2147483647) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=1, var_1_5=13, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L146] CALL assume_abort_if_not(var_1_5 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=1, var_1_5=13, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_5 != 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=1, var_1_5=13, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L147] var_1_6 = __VERIFIER_nondet_char() [L148] CALL assume_abort_if_not(var_1_6 >= 6) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=1, var_1_5=13, var_1_6=12, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_6 >= 6) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=1, var_1_5=13, var_1_6=12, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L149] CALL assume_abort_if_not(var_1_6 <= 12) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=1, var_1_5=13, var_1_6=12, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_6 <= 12) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=1, var_1_5=13, var_1_6=12, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L150] var_1_7 = __VERIFIER_nondet_char() [L151] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=1, var_1_5=13, var_1_6=12, var_1_7=0, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=1, var_1_5=13, var_1_6=12, var_1_7=0, var_1_8=65/4, var_1_9=9/5] [L152] CALL assume_abort_if_not(var_1_7 <= 6) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=1, var_1_5=13, var_1_6=12, var_1_7=0, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_7 <= 6) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=1, var_1_5=13, var_1_6=12, var_1_7=0, var_1_8=65/4, var_1_9=9/5] [L153] var_1_8 = __VERIFIER_nondet_double() [L154] CALL assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=1, var_1_5=13, var_1_6=12, var_1_7=0, var_1_8=2, var_1_9=9/5] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=1, var_1_5=13, var_1_6=12, var_1_7=0, var_1_8=2, var_1_9=9/5] [L155] var_1_9 = __VERIFIER_nondet_double() [L156] CALL assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=1, var_1_5=13, var_1_6=12, var_1_7=0, var_1_8=2, var_1_9=6] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=1, var_1_5=13, var_1_6=12, var_1_7=0, var_1_8=2, var_1_9=6] [L157] var_1_11 = __VERIFIER_nondet_uchar() [L158] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=12, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=1, var_1_5=13, var_1_6=12, var_1_7=0, var_1_8=2, var_1_9=6] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=12, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=1, var_1_5=13, var_1_6=12, var_1_7=0, var_1_8=2, var_1_9=6] [L159] CALL assume_abort_if_not(var_1_11 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=12, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=1, var_1_5=13, var_1_6=12, var_1_7=0, var_1_8=2, var_1_9=6] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_11 <= 254) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=12, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=1, var_1_5=13, var_1_6=12, var_1_7=0, var_1_8=2, var_1_9=6] [L160] var_1_15 = __VERIFIER_nondet_uchar() [L161] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=12, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=1, var_1_5=13, var_1_6=12, var_1_7=0, var_1_8=2, var_1_9=6] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=12, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=1, var_1_5=13, var_1_6=12, var_1_7=0, var_1_8=2, var_1_9=6] [L162] CALL assume_abort_if_not(var_1_15 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=12, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=1, var_1_5=13, var_1_6=12, var_1_7=0, var_1_8=2, var_1_9=6] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_15 <= 1) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=12, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=1, var_1_5=13, var_1_6=12, var_1_7=0, var_1_8=2, var_1_9=6] [L163] var_1_20 = __VERIFIER_nondet_uchar() [L164] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=12, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=1, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=1, var_1_5=13, var_1_6=12, var_1_7=0, var_1_8=2, var_1_9=6] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=12, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=1, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=1, var_1_5=13, var_1_6=12, var_1_7=0, var_1_8=2, var_1_9=6] [L165] CALL assume_abort_if_not(var_1_20 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=12, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=1, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=1, var_1_5=13, var_1_6=12, var_1_7=0, var_1_8=2, var_1_9=6] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_20 <= 1) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=12, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=1, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=1, var_1_5=13, var_1_6=12, var_1_7=0, var_1_8=2, var_1_9=6] [L166] var_1_21 = __VERIFIER_nondet_uchar() [L167] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=12, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=1, var_1_21=1, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=1, var_1_5=13, var_1_6=12, var_1_7=0, var_1_8=2, var_1_9=6] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=12, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=1, var_1_21=1, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=1, var_1_5=13, var_1_6=12, var_1_7=0, var_1_8=2, var_1_9=6] [L168] CALL assume_abort_if_not(var_1_21 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=12, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=1, var_1_21=1, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=1, var_1_5=13, var_1_6=12, var_1_7=0, var_1_8=2, var_1_9=6] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_21 <= 1) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=12, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=1, var_1_21=1, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=1, var_1_5=13, var_1_6=12, var_1_7=0, var_1_8=2, var_1_9=6] [L169] var_1_24 = __VERIFIER_nondet_uchar() [L170] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=12, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=1, var_1_21=1, var_1_23=64, var_1_24=254, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=1, var_1_5=13, var_1_6=12, var_1_7=0, var_1_8=2, var_1_9=6] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=12, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=1, var_1_21=1, var_1_23=64, var_1_24=254, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=1, var_1_5=13, var_1_6=12, var_1_7=0, var_1_8=2, var_1_9=6] [L171] CALL assume_abort_if_not(var_1_24 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=12, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=1, var_1_21=1, var_1_23=64, var_1_24=254, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=1, var_1_5=13, var_1_6=12, var_1_7=0, var_1_8=2, var_1_9=6] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_24 <= 254) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=12, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=1, var_1_21=1, var_1_23=64, var_1_24=254, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=1, var_1_5=13, var_1_6=12, var_1_7=0, var_1_8=2, var_1_9=6] [L172] var_1_25 = __VERIFIER_nondet_uchar() [L173] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=12, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=1, var_1_21=1, var_1_23=64, var_1_24=254, var_1_25=254, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=1, var_1_5=13, var_1_6=12, var_1_7=0, var_1_8=2, var_1_9=6] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=12, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=1, var_1_21=1, var_1_23=64, var_1_24=254, var_1_25=254, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=1, var_1_5=13, var_1_6=12, var_1_7=0, var_1_8=2, var_1_9=6] [L174] CALL assume_abort_if_not(var_1_25 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=12, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=1, var_1_21=1, var_1_23=64, var_1_24=254, var_1_25=254, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=1, var_1_5=13, var_1_6=12, var_1_7=0, var_1_8=2, var_1_9=6] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_25 <= 254) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=12, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=1, var_1_21=1, var_1_23=64, var_1_24=254, var_1_25=254, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=1, var_1_5=13, var_1_6=12, var_1_7=0, var_1_8=2, var_1_9=6] [L175] var_1_27 = __VERIFIER_nondet_ulong() [L176] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=12, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=1, var_1_21=1, var_1_23=64, var_1_24=254, var_1_25=254, var_1_26=32, var_1_27=19, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=1, var_1_5=13, var_1_6=12, var_1_7=0, var_1_8=2, var_1_9=6] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=12, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=1, var_1_21=1, var_1_23=64, var_1_24=254, var_1_25=254, var_1_26=32, var_1_27=19, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=1, var_1_5=13, var_1_6=12, var_1_7=0, var_1_8=2, var_1_9=6] [L177] CALL assume_abort_if_not(var_1_27 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=12, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=1, var_1_21=1, var_1_23=64, var_1_24=254, var_1_25=254, var_1_26=32, var_1_27=19, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=1, var_1_5=13, var_1_6=12, var_1_7=0, var_1_8=2, var_1_9=6] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_27 <= 4294967295) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=12, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=1, var_1_21=1, var_1_23=64, var_1_24=254, var_1_25=254, var_1_26=32, var_1_27=19, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=1, var_1_5=13, var_1_6=12, var_1_7=0, var_1_8=2, var_1_9=6] [L178] CALL assume_abort_if_not(var_1_27 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=12, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=1, var_1_21=1, var_1_23=64, var_1_24=254, var_1_25=254, var_1_26=32, var_1_27=19, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=1, var_1_5=13, var_1_6=12, var_1_7=0, var_1_8=2, var_1_9=6] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_27 != 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=12, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=1, var_1_21=1, var_1_23=64, var_1_24=254, var_1_25=254, var_1_26=32, var_1_27=19, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=1, var_1_5=13, var_1_6=12, var_1_7=0, var_1_8=2, var_1_9=6] [L179] var_1_30 = __VERIFIER_nondet_float() [L180] CALL assume_abort_if_not((var_1_30 >= -922337.2036854776000e+13F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 9223372.036854776000e+12F && var_1_30 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=12, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=1, var_1_21=1, var_1_23=64, var_1_24=254, var_1_25=254, var_1_26=32, var_1_27=19, var_1_28=64, var_1_30=3, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=1, var_1_5=13, var_1_6=12, var_1_7=0, var_1_8=2, var_1_9=6] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not((var_1_30 >= -922337.2036854776000e+13F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 9223372.036854776000e+12F && var_1_30 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=12, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=1, var_1_21=1, var_1_23=64, var_1_24=254, var_1_25=254, var_1_26=32, var_1_27=19, var_1_28=64, var_1_30=3, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=1, var_1_5=13, var_1_6=12, var_1_7=0, var_1_8=2, var_1_9=6] [L181] CALL assume_abort_if_not(var_1_30 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=12, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=1, var_1_21=1, var_1_23=64, var_1_24=254, var_1_25=254, var_1_26=32, var_1_27=19, var_1_28=64, var_1_30=3, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=1, var_1_5=13, var_1_6=12, var_1_7=0, var_1_8=2, var_1_9=6] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_30 != 0.0F) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=12, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=1, var_1_21=1, var_1_23=64, var_1_24=254, var_1_25=254, var_1_26=32, var_1_27=19, var_1_28=64, var_1_30=3, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=1, var_1_5=13, var_1_6=12, var_1_7=0, var_1_8=2, var_1_9=6] [L182] var_1_32 = __VERIFIER_nondet_float() [L183] CALL assume_abort_if_not((var_1_32 >= -922337.2036854776000e+13F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 9223372.036854776000e+12F && var_1_32 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=12, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=1, var_1_21=1, var_1_23=64, var_1_24=254, var_1_25=254, var_1_26=32, var_1_27=19, var_1_28=64, var_1_30=3, var_1_32=4, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=1, var_1_5=13, var_1_6=12, var_1_7=0, var_1_8=2, var_1_9=6] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not((var_1_32 >= -922337.2036854776000e+13F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 9223372.036854776000e+12F && var_1_32 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=12, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=1, var_1_21=1, var_1_23=64, var_1_24=254, var_1_25=254, var_1_26=32, var_1_27=19, var_1_28=64, var_1_30=3, var_1_32=4, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=1, var_1_5=13, var_1_6=12, var_1_7=0, var_1_8=2, var_1_9=6] [L184] CALL assume_abort_if_not(var_1_32 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=12, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=1, var_1_21=1, var_1_23=64, var_1_24=254, var_1_25=254, var_1_26=32, var_1_27=19, var_1_28=64, var_1_30=3, var_1_32=4, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=1, var_1_5=13, var_1_6=12, var_1_7=0, var_1_8=2, var_1_9=6] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_32 != 0.0F) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=12, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=1, var_1_21=1, var_1_23=64, var_1_24=254, var_1_25=254, var_1_26=32, var_1_27=19, var_1_28=64, var_1_30=3, var_1_32=4, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=1, var_1_5=13, var_1_6=12, var_1_7=0, var_1_8=2, var_1_9=6] [L185] var_1_34 = __VERIFIER_nondet_float() [L186] CALL assume_abort_if_not((var_1_34 >= -922337.2036854765600e+13F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 9223372.036854765600e+12F && var_1_34 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=12, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=1, var_1_21=1, var_1_23=64, var_1_24=254, var_1_25=254, var_1_26=32, var_1_27=19, var_1_28=64, var_1_30=3, var_1_32=4, var_1_33=7/5, var_1_34=5, var_1_35=3/2, var_1_36=0, var_1_3=1, var_1_5=13, var_1_6=12, var_1_7=0, var_1_8=2, var_1_9=6] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not((var_1_34 >= -922337.2036854765600e+13F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 9223372.036854765600e+12F && var_1_34 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=12, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=1, var_1_21=1, var_1_23=64, var_1_24=254, var_1_25=254, var_1_26=32, var_1_27=19, var_1_28=64, var_1_30=3, var_1_32=4, var_1_33=7/5, var_1_34=5, var_1_35=3/2, var_1_36=0, var_1_3=1, var_1_5=13, var_1_6=12, var_1_7=0, var_1_8=2, var_1_9=6] [L187] var_1_36 = __VERIFIER_nondet_uchar() [L188] CALL assume_abort_if_not(var_1_36 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=12, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=1, var_1_21=1, var_1_23=64, var_1_24=254, var_1_25=254, var_1_26=32, var_1_27=19, var_1_28=64, var_1_30=3, var_1_32=4, var_1_33=7/5, var_1_34=5, var_1_35=3/2, var_1_36=1, var_1_3=1, var_1_5=13, var_1_6=12, var_1_7=0, var_1_8=2, var_1_9=6] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not(var_1_36 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=12, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=1, var_1_21=1, var_1_23=64, var_1_24=254, var_1_25=254, var_1_26=32, var_1_27=19, var_1_28=64, var_1_30=3, var_1_32=4, var_1_33=7/5, var_1_34=5, var_1_35=3/2, var_1_36=1, var_1_3=1, var_1_5=13, var_1_6=12, var_1_7=0, var_1_8=2, var_1_9=6] [L189] CALL assume_abort_if_not(var_1_36 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=12, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=1, var_1_21=1, var_1_23=64, var_1_24=254, var_1_25=254, var_1_26=32, var_1_27=19, var_1_28=64, var_1_30=3, var_1_32=4, var_1_33=7/5, var_1_34=5, var_1_35=3/2, var_1_36=1, var_1_3=1, var_1_5=13, var_1_6=12, var_1_7=0, var_1_8=2, var_1_9=6] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not(var_1_36 <= 1) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=12, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=1, var_1_21=1, var_1_23=64, var_1_24=254, var_1_25=254, var_1_26=32, var_1_27=19, var_1_28=64, var_1_30=3, var_1_32=4, var_1_33=7/5, var_1_34=5, var_1_35=3/2, var_1_36=1, var_1_3=1, var_1_5=13, var_1_6=12, var_1_7=0, var_1_8=2, var_1_9=6] [L205] RET updateVariables() [L206] CALL step() [L57] COND TRUE ((var_1_6 >> 2) * last_1_var_1_13) > last_1_var_1_10 [L58] var_1_12 = var_1_6 [L60] signed long int stepLocal_2 = last_1_var_1_12 + var_1_7; [L61] COND TRUE var_1_6 <= stepLocal_2 [L62] var_1_10 = var_1_11 [L66] EXPR 1 << var_1_10 [L66] COND FALSE !((1 << var_1_10) != (-500 / -100)) [L73] var_1_13 = var_1_6 [L75] var_1_18 = var_1_3 [L76] signed long int stepLocal_4 = (((var_1_11) > ((var_1_12 * -64))) ? (var_1_11) : ((var_1_12 * -64))); [L77] unsigned char stepLocal_3 = var_1_10; [L78] COND FALSE !((- var_1_9) <= var_1_8) [L91] var_1_16 = var_1_10 [L93] signed long int stepLocal_1 = (var_1_10 & 0) * var_1_5; [L94] EXPR var_1_16 >> var_1_3 [L94] signed long int stepLocal_0 = var_1_16 >> var_1_3; [L95] COND TRUE stepLocal_0 == (var_1_10 / var_1_5) [L96] EXPR var_1_3 << (var_1_6 - var_1_7) [L96] COND TRUE (var_1_3 << (var_1_6 - var_1_7)) > stepLocal_1 [L97] var_1_1 = ((((var_1_8) < (var_1_9)) ? (var_1_8) : (var_1_9))) [L102] COND TRUE var_1_20 || var_1_21 [L103] var_1_19 = ((((var_1_16) < 0 ) ? -(var_1_16) : (var_1_16))) [L105] COND FALSE !(((((var_1_12) < 0 ) ? -(var_1_12) : (var_1_12))) == (~ 16u)) [L110] COND TRUE var_1_12 <= var_1_12 [L111] COND TRUE var_1_12 <= (((((var_1_25) < (var_1_24)) ? (var_1_25) : (var_1_24))) / var_1_27) [L112] var_1_26 = ((((var_1_16) < 0 ) ? -(var_1_16) : (var_1_16))) [L125] COND TRUE (var_1_1 / var_1_30) > ((((var_1_1 / var_1_32) < 0 ) ? -(var_1_1 / var_1_32) : (var_1_1 / var_1_32))) [L126] COND FALSE !(var_1_10 > var_1_27) [L130] var_1_33 = var_1_34 [L131] COND TRUE ((256 - var_1_25) <= (var_1_13 + var_1_16)) || var_1_20 [L132] COND TRUE \read(var_1_20) [L133] COND FALSE !(((var_1_13 == var_1_27) && var_1_21) && var_1_36) [L206] RET step() [L207] CALL, EXPR property() [L197] EXPR var_1_16 >> var_1_3 [L197] EXPR ((var_1_16 >> var_1_3) == (var_1_10 / var_1_5)) ? (((var_1_3 << (var_1_6 - var_1_7)) > ((var_1_10 & 0) * var_1_5)) ? (var_1_1 == ((double) ((((var_1_8) < (var_1_9)) ? (var_1_8) : (var_1_9))))) : (var_1_1 == ((double) var_1_8))) : 1 [L197] EXPR var_1_3 << (var_1_6 - var_1_7) [L197] EXPR ((var_1_16 >> var_1_3) == (var_1_10 / var_1_5)) ? (((var_1_3 << (var_1_6 - var_1_7)) > ((var_1_10 & 0) * var_1_5)) ? (var_1_1 == ((double) ((((var_1_8) < (var_1_9)) ? (var_1_8) : (var_1_9))))) : (var_1_1 == ((double) var_1_8))) : 1 [L197] EXPR (((((var_1_16 >> var_1_3) == (var_1_10 / var_1_5)) ? (((var_1_3 << (var_1_6 - var_1_7)) > ((var_1_10 & 0) * var_1_5)) ? (var_1_1 == ((double) ((((var_1_8) < (var_1_9)) ? (var_1_8) : (var_1_9))))) : (var_1_1 == ((double) var_1_8))) : 1) && ((var_1_6 <= (last_1_var_1_12 + var_1_7)) ? (var_1_10 == ((unsigned char) var_1_11)) : (var_1_10 == ((unsigned char) (var_1_3 + var_1_7))))) && ((((var_1_6 >> 2) * last_1_var_1_13) > last_1_var_1_10) ? (var_1_12 == ((unsigned short int) var_1_6)) : 1)) && (((1 << var_1_10) != (-500 / -100)) ? (((var_1_6 - var_1_3) >= (var_1_12 + 256)) ? (var_1_13 == ((unsigned long int) var_1_11)) : (var_1_13 == ((unsigned long int) var_1_12))) : (var_1_13 == ((unsigned long int) var_1_6))) [L197] EXPR 1 << var_1_10 [L197] EXPR (((((var_1_16 >> var_1_3) == (var_1_10 / var_1_5)) ? (((var_1_3 << (var_1_6 - var_1_7)) > ((var_1_10 & 0) * var_1_5)) ? (var_1_1 == ((double) ((((var_1_8) < (var_1_9)) ? (var_1_8) : (var_1_9))))) : (var_1_1 == ((double) var_1_8))) : 1) && ((var_1_6 <= (last_1_var_1_12 + var_1_7)) ? (var_1_10 == ((unsigned char) var_1_11)) : (var_1_10 == ((unsigned char) (var_1_3 + var_1_7))))) && ((((var_1_6 >> 2) * last_1_var_1_13) > last_1_var_1_10) ? (var_1_12 == ((unsigned short int) var_1_6)) : 1)) && (((1 << var_1_10) != (-500 / -100)) ? (((var_1_6 - var_1_3) >= (var_1_12 + 256)) ? (var_1_13 == ((unsigned long int) var_1_11)) : (var_1_13 == ((unsigned long int) var_1_12))) : (var_1_13 == ((unsigned long int) var_1_6))) [L197-L198] return (((((((var_1_16 >> var_1_3) == (var_1_10 / var_1_5)) ? (((var_1_3 << (var_1_6 - var_1_7)) > ((var_1_10 & 0) * var_1_5)) ? (var_1_1 == ((double) ((((var_1_8) < (var_1_9)) ? (var_1_8) : (var_1_9))))) : (var_1_1 == ((double) var_1_8))) : 1) && ((var_1_6 <= (last_1_var_1_12 + var_1_7)) ? (var_1_10 == ((unsigned char) var_1_11)) : (var_1_10 == ((unsigned char) (var_1_3 + var_1_7))))) && ((((var_1_6 >> 2) * last_1_var_1_13) > last_1_var_1_10) ? (var_1_12 == ((unsigned short int) var_1_6)) : 1)) && (((1 << var_1_10) != (-500 / -100)) ? (((var_1_6 - var_1_3) >= (var_1_12 + 256)) ? (var_1_13 == ((unsigned long int) var_1_11)) : (var_1_13 == ((unsigned long int) var_1_12))) : (var_1_13 == ((unsigned long int) var_1_6)))) && (((- var_1_9) <= var_1_8) ? (var_1_15 ? ((((((var_1_11) > ((var_1_12 * -64))) ? (var_1_11) : ((var_1_12 * -64)))) < var_1_12) ? ((var_1_13 == var_1_10) ? (var_1_16 == ((unsigned short int) var_1_11)) : 1) : (var_1_16 == ((unsigned short int) 256))) : (var_1_16 == ((unsigned short int) var_1_3))) : (var_1_16 == ((unsigned short int) var_1_10)))) && (var_1_18 == ((signed char) var_1_3)) ; [L207] RET, EXPR property() [L207] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=12, var_1_11=12, var_1_12=12, var_1_13=12, var_1_15=1, var_1_16=12, var_1_18=1, var_1_19=12, var_1_1=6, var_1_20=1, var_1_21=1, var_1_23=64, var_1_24=254, var_1_25=254, var_1_26=12, var_1_27=19, var_1_28=64, var_1_30=3, var_1_32=4, var_1_33=5, var_1_34=5, var_1_35=3/2, var_1_36=1, var_1_3=1, var_1_5=13, var_1_6=12, var_1_7=0, var_1_8=2, var_1_9=6] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=12, var_1_11=12, var_1_12=12, var_1_13=12, var_1_15=1, var_1_16=12, var_1_18=1, var_1_19=12, var_1_1=6, var_1_20=1, var_1_21=1, var_1_23=64, var_1_24=254, var_1_25=254, var_1_26=12, var_1_27=19, var_1_28=64, var_1_30=3, var_1_32=4, var_1_33=5, var_1_34=5, var_1_35=3/2, var_1_36=1, var_1_3=1, var_1_5=13, var_1_6=12, var_1_7=0, var_1_8=2, var_1_9=6] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 59 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.8s, 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=59occurred 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, 0.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 120 NumberOfCodeBlocks, 120 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 04:59:21,686 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76460e3b-94c1-4be0-9a78-a30feab80f2d/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76460e3b-94c1-4be0-9a78-a30feab80f2d/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76460e3b-94c1-4be0-9a78-a30feab80f2d/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_76460e3b-94c1-4be0-9a78-a30feab80f2d/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76460e3b-94c1-4be0-9a78-a30feab80f2d/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-9.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76460e3b-94c1-4be0-9a78-a30feab80f2d/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_76460e3b-94c1-4be0-9a78-a30feab80f2d/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 c5adc02aa856013d500f38fcfb7b074d7d479a50c6d427eda463f4ffd6df5ef0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:59:24,830 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:59:24,986 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76460e3b-94c1-4be0-9a78-a30feab80f2d/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 04:59:24,995 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:59:24,996 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:59:25,050 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:59:25,051 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:59:25,052 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:59:25,053 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:59:25,059 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:59:25,060 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:59:25,061 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:59:25,061 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:59:25,064 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:59:25,064 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:59:25,065 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:59:25,066 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:59:25,067 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:59:25,067 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:59:25,069 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:59:25,069 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:59:25,070 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:59:25,071 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:59:25,071 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:59:25,072 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:59:25,072 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:59:25,073 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:59:25,073 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:59:25,074 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:59:25,074 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:59:25,076 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:59:25,076 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 04:59:25,077 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:59:25,077 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:59:25,078 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:59:25,078 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:59:25,078 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:59:25,079 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:59:25,079 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:59:25,080 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:59:25,081 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:59:25,081 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:59:25,082 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_76460e3b-94c1-4be0-9a78-a30feab80f2d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76460e3b-94c1-4be0-9a78-a30feab80f2d/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c5adc02aa856013d500f38fcfb7b074d7d479a50c6d427eda463f4ffd6df5ef0 [2023-11-19 04:59:25,635 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:59:25,671 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:59:25,675 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:59:25,676 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:59:25,677 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:59:25,679 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76460e3b-94c1-4be0-9a78-a30feab80f2d/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-9.i [2023-11-19 04:59:29,371 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:59:29,713 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:59:29,723 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76460e3b-94c1-4be0-9a78-a30feab80f2d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-9.i [2023-11-19 04:59:29,739 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76460e3b-94c1-4be0-9a78-a30feab80f2d/bin/utaipan-verify-t7M7D8N6sZ/data/846b53163/3f663a1d160243fa9b4cdd5adc5e3f86/FLAGe4f5c3401 [2023-11-19 04:59:29,758 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76460e3b-94c1-4be0-9a78-a30feab80f2d/bin/utaipan-verify-t7M7D8N6sZ/data/846b53163/3f663a1d160243fa9b4cdd5adc5e3f86 [2023-11-19 04:59:29,761 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:59:29,763 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:59:29,764 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:59:29,765 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:59:29,771 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:59:29,772 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:59:29" (1/1) ... [2023-11-19 04:59:29,773 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@227d865 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:59:29, skipping insertion in model container [2023-11-19 04:59:29,773 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:59:29" (1/1) ... [2023-11-19 04:59:29,817 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:59:30,018 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_76460e3b-94c1-4be0-9a78-a30feab80f2d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-9.i[918,931] [2023-11-19 04:59:30,129 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:59:30,150 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:59:30,166 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_76460e3b-94c1-4be0-9a78-a30feab80f2d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-9.i[918,931] [2023-11-19 04:59:30,215 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:59:30,240 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:59:30,240 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:59:30 WrapperNode [2023-11-19 04:59:30,241 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:59:30,242 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:59:30,243 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:59:30,243 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:59:30,252 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:59:30" (1/1) ... [2023-11-19 04:59:30,271 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:59:30" (1/1) ... [2023-11-19 04:59:30,337 INFO L138 Inliner]: procedures = 27, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 202 [2023-11-19 04:59:30,338 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:59:30,339 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:59:30,339 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:59:30,339 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:59:30,353 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:59:30" (1/1) ... [2023-11-19 04:59:30,354 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:59:30" (1/1) ... [2023-11-19 04:59:30,360 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:59:30" (1/1) ... [2023-11-19 04:59:30,361 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:59:30" (1/1) ... [2023-11-19 04:59:30,378 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:59:30" (1/1) ... [2023-11-19 04:59:30,383 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:59:30" (1/1) ... [2023-11-19 04:59:30,388 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:59:30" (1/1) ... [2023-11-19 04:59:30,391 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:59:30" (1/1) ... [2023-11-19 04:59:30,399 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:59:30,400 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:59:30,400 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:59:30,401 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:59:30,402 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:59:30" (1/1) ... [2023-11-19 04:59:30,409 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:59:30,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76460e3b-94c1-4be0-9a78-a30feab80f2d/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:59:30,443 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76460e3b-94c1-4be0-9a78-a30feab80f2d/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:59:30,475 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76460e3b-94c1-4be0-9a78-a30feab80f2d/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:59:30,502 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:59:30,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:59:30,503 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:59:30,503 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:59:30,504 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:59:30,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:59:30,668 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:59:30,671 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:59:36,143 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:59:36,156 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:59:36,156 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:59:36,162 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:59:36 BoogieIcfgContainer [2023-11-19 04:59:36,163 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:59:36,167 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:59:36,167 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:59:36,171 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:59:36,172 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:59:29" (1/3) ... [2023-11-19 04:59:36,173 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27404a6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:59:36, skipping insertion in model container [2023-11-19 04:59:36,173 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:59:30" (2/3) ... [2023-11-19 04:59:36,174 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27404a6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:59:36, skipping insertion in model container [2023-11-19 04:59:36,174 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:59:36" (3/3) ... [2023-11-19 04:59:36,176 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-co_file-9.i [2023-11-19 04:59:36,203 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:59:36,203 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 04:59:36,273 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:59:36,282 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;@4e4c6696, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:59:36,282 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 04:59:36,288 INFO L276 IsEmpty]: Start isEmpty. Operand has 95 states, 59 states have (on average 1.4576271186440677) internal successors, (86), 60 states have internal predecessors, (86), 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 04:59:36,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-11-19 04:59:36,314 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:59:36,315 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] [2023-11-19 04:59:36,316 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:59:36,323 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:59:36,323 INFO L85 PathProgramCache]: Analyzing trace with hash 1742772061, now seen corresponding path program 1 times [2023-11-19 04:59:36,343 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:59:36,344 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [648526023] [2023-11-19 04:59:36,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:59:36,345 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 04:59:36,345 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76460e3b-94c1-4be0-9a78-a30feab80f2d/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:59:36,349 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76460e3b-94c1-4be0-9a78-a30feab80f2d/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 04:59:36,365 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76460e3b-94c1-4be0-9a78-a30feab80f2d/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 04:59:38,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:59:38,930 INFO L262 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:59:38,950 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:59:39,032 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 764 proven. 0 refuted. 0 times theorem prover too weak. 1348 trivial. 0 not checked. [2023-11-19 04:59:39,033 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:59:39,034 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:59:39,034 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [648526023] [2023-11-19 04:59:39,035 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [648526023] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:59:39,035 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:59:39,036 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 04:59:39,038 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1897823713] [2023-11-19 04:59:39,039 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:59:39,046 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 04:59:39,046 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:59:39,097 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 04:59:39,098 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 04:59:39,102 INFO L87 Difference]: Start difference. First operand has 95 states, 59 states have (on average 1.4576271186440677) internal successors, (86), 60 states have internal predecessors, (86), 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 24.0) internal successors, (48), 2 states have internal predecessors, (48), 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 04:59:39,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:59:39,151 INFO L93 Difference]: Finished difference Result 180 states and 325 transitions. [2023-11-19 04:59:39,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 04:59:39,154 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 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 206 [2023-11-19 04:59:39,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:59:39,166 INFO L225 Difference]: With dead ends: 180 [2023-11-19 04:59:39,166 INFO L226 Difference]: Without dead ends: 88 [2023-11-19 04:59:39,172 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 205 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 04:59:39,176 INFO L413 NwaCegarLoop]: 136 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, 136 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 04:59:39,177 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 136 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 04:59:39,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2023-11-19 04:59:39,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 88. [2023-11-19 04:59:39,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 53 states have (on average 1.320754716981132) internal successors, (70), 53 states have internal predecessors, (70), 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 04:59:39,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 136 transitions. [2023-11-19 04:59:39,246 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 136 transitions. Word has length 206 [2023-11-19 04:59:39,247 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:59:39,247 INFO L495 AbstractCegarLoop]: Abstraction has 88 states and 136 transitions. [2023-11-19 04:59:39,248 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 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 04:59:39,248 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 136 transitions. [2023-11-19 04:59:39,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2023-11-19 04:59:39,255 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:59:39,255 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] [2023-11-19 04:59:39,299 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76460e3b-94c1-4be0-9a78-a30feab80f2d/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)] Forceful destruction successful, exit code 0 [2023-11-19 04:59:39,482 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76460e3b-94c1-4be0-9a78-a30feab80f2d/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 04:59:39,482 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:59:39,483 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:59:39,483 INFO L85 PathProgramCache]: Analyzing trace with hash -1550026082, now seen corresponding path program 1 times [2023-11-19 04:59:39,485 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:59:39,485 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [857723001] [2023-11-19 04:59:39,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:59:39,486 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 04:59:39,486 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76460e3b-94c1-4be0-9a78-a30feab80f2d/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:59:39,488 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76460e3b-94c1-4be0-9a78-a30feab80f2d/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 04:59:39,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76460e3b-94c1-4be0-9a78-a30feab80f2d/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 04:59:41,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:59:41,649 INFO L262 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 29 conjunts are in the unsatisfiable core [2023-11-19 04:59:41,672 INFO L285 TraceCheckSpWp]: Computing forward predicates...