./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-46.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e4788e-96e4-4f09-9bb1-32bb5ec1dcda/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e4788e-96e4-4f09-9bb1-32bb5ec1dcda/bin/utaipan-verify-DbMuA5NWw2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e4788e-96e4-4f09-9bb1-32bb5ec1dcda/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e4788e-96e4-4f09-9bb1-32bb5ec1dcda/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-46.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e4788e-96e4-4f09-9bb1-32bb5ec1dcda/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e4788e-96e4-4f09-9bb1-32bb5ec1dcda/bin/utaipan-verify-DbMuA5NWw2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5098132933ca883ef364a77e95c51d3cf42bb9b570e45543a498fd4c246df361 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:33:51,588 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:33:51,688 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e4788e-96e4-4f09-9bb1-32bb5ec1dcda/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-02 12:33:51,694 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:33:51,695 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:33:51,737 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:33:51,737 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:33:51,738 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:33:51,739 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:33:51,740 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:33:51,741 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:33:51,741 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:33:51,742 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:33:51,745 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-02 12:33:51,745 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:33:51,745 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:33:51,746 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-02 12:33:51,746 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-02 12:33:51,746 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:33:51,747 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-02 12:33:51,747 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-02 12:33:51,752 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-02 12:33:51,752 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:33:51,753 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:33:51,753 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 12:33:51,753 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-02 12:33:51,754 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 12:33:51,754 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:33:51,755 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:33:51,755 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:33:51,758 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:33:51,758 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:33:51,759 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 12:33:51,759 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:33:51,759 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:33:51,760 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:33:51,760 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:33:51,760 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:33:51,760 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:33:51,761 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:33:51,761 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:33:51,763 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:33:51,763 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-02 12:33:51,763 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-02 12:33:51,764 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:33:51,764 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:33:51,765 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:33:51,765 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_38e4788e-96e4-4f09-9bb1-32bb5ec1dcda/bin/utaipan-verify-DbMuA5NWw2/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e4788e-96e4-4f09-9bb1-32bb5ec1dcda/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5098132933ca883ef364a77e95c51d3cf42bb9b570e45543a498fd4c246df361 [2024-11-02 12:33:52,036 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:33:52,062 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:33:52,065 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:33:52,067 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:33:52,068 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:33:52,070 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e4788e-96e4-4f09-9bb1-32bb5ec1dcda/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-46.i Unable to find full path for "g++" [2024-11-02 12:33:54,144 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:33:54,430 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:33:54,431 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e4788e-96e4-4f09-9bb1-32bb5ec1dcda/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-46.i [2024-11-02 12:33:54,451 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e4788e-96e4-4f09-9bb1-32bb5ec1dcda/bin/utaipan-verify-DbMuA5NWw2/data/6ed849b04/65f0ca4971e94a969aa806815a02e4e9/FLAG12f985b22 [2024-11-02 12:33:54,471 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e4788e-96e4-4f09-9bb1-32bb5ec1dcda/bin/utaipan-verify-DbMuA5NWw2/data/6ed849b04/65f0ca4971e94a969aa806815a02e4e9 [2024-11-02 12:33:54,473 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:33:54,475 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:33:54,476 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:33:54,476 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:33:54,481 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:33:54,481 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:33:54" (1/1) ... [2024-11-02 12:33:54,482 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e8f30f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:54, skipping insertion in model container [2024-11-02 12:33:54,482 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:33:54" (1/1) ... [2024-11-02 12:33:54,514 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:33:54,714 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e4788e-96e4-4f09-9bb1-32bb5ec1dcda/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-46.i[919,932] [2024-11-02 12:33:54,814 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:33:54,829 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:33:54,843 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e4788e-96e4-4f09-9bb1-32bb5ec1dcda/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-46.i[919,932] [2024-11-02 12:33:54,904 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:33:54,931 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:33:54,931 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:54 WrapperNode [2024-11-02 12:33:54,932 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:33:54,933 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:33:54,933 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:33:54,934 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:33:54,943 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:54" (1/1) ... [2024-11-02 12:33:54,966 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:54" (1/1) ... [2024-11-02 12:33:55,098 INFO L138 Inliner]: procedures = 26, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 221 [2024-11-02 12:33:55,099 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:33:55,100 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:33:55,100 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:33:55,100 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:33:55,120 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:54" (1/1) ... [2024-11-02 12:33:55,120 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:54" (1/1) ... [2024-11-02 12:33:55,129 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:54" (1/1) ... [2024-11-02 12:33:55,133 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:54" (1/1) ... [2024-11-02 12:33:55,159 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:54" (1/1) ... [2024-11-02 12:33:55,164 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:54" (1/1) ... [2024-11-02 12:33:55,174 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:54" (1/1) ... [2024-11-02 12:33:55,177 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:54" (1/1) ... [2024-11-02 12:33:55,187 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:33:55,190 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:33:55,190 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:33:55,190 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:33:55,191 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:54" (1/1) ... [2024-11-02 12:33:55,197 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:33:55,212 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e4788e-96e4-4f09-9bb1-32bb5ec1dcda/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:33:55,234 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e4788e-96e4-4f09-9bb1-32bb5ec1dcda/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:33:55,241 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e4788e-96e4-4f09-9bb1-32bb5ec1dcda/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:33:55,275 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:33:55,275 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-02 12:33:55,275 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-02 12:33:55,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-02 12:33:55,278 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:33:55,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:33:55,383 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:33:55,388 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:33:56,255 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-11-02 12:33:56,255 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:33:56,651 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:33:56,652 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-02 12:33:56,653 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:33:56 BoogieIcfgContainer [2024-11-02 12:33:56,653 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:33:56,657 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:33:56,657 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:33:56,661 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:33:56,661 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:33:54" (1/3) ... [2024-11-02 12:33:56,663 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55398fea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:33:56, skipping insertion in model container [2024-11-02 12:33:56,663 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:54" (2/3) ... [2024-11-02 12:33:56,664 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55398fea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:33:56, skipping insertion in model container [2024-11-02 12:33:56,664 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:33:56" (3/3) ... [2024-11-02 12:33:56,667 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-46.i [2024-11-02 12:33:56,688 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:33:56,689 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-02 12:33:56,774 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 12:33:56,785 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@3ce27754, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 12:33:56,785 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-02 12:33:56,789 INFO L276 IsEmpty]: Start isEmpty. Operand has 44 states, 18 states have (on average 1.1666666666666667) internal successors, (21), 19 states have internal predecessors, (21), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-02 12:33:56,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-11-02 12:33:56,804 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:33:56,805 INFO L215 NwaCegarLoop]: trace histogram [23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:33:56,806 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:33:56,812 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:33:56,812 INFO L85 PathProgramCache]: Analyzing trace with hash 1772957034, now seen corresponding path program 1 times [2024-11-02 12:33:56,824 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-02 12:33:56,824 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [585652067] [2024-11-02 12:33:56,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:33:56,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-02 12:33:57,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-02 12:33:57,839 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1956164606] [2024-11-02 12:33:57,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:33:57,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-02 12:33:57,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e4788e-96e4-4f09-9bb1-32bb5ec1dcda/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:33:57,847 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e4788e-96e4-4f09-9bb1-32bb5ec1dcda/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-02 12:33:57,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e4788e-96e4-4f09-9bb1-32bb5ec1dcda/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-02 12:33:58,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-02 12:33:58,280 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-02 12:33:58,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-02 12:33:58,507 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-02 12:33:58,511 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-02 12:33:58,512 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-02 12:33:58,538 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e4788e-96e4-4f09-9bb1-32bb5ec1dcda/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-02 12:33:58,715 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e4788e-96e4-4f09-9bb1-32bb5ec1dcda/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-02 12:33:58,726 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-02 12:33:58,890 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-02 12:33:58,897 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 12:33:58 BoogieIcfgContainer [2024-11-02 12:33:58,898 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-02 12:33:58,899 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-02 12:33:58,899 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-02 12:33:58,899 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-02 12:33:58,900 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:33:56" (3/4) ... [2024-11-02 12:33:58,903 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-02 12:33:58,904 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-02 12:33:58,906 INFO L158 Benchmark]: Toolchain (without parser) took 4430.60ms. Allocated memory is still 176.2MB. Free memory was 143.2MB in the beginning and 101.5MB in the end (delta: 41.7MB). Peak memory consumption was 44.5MB. Max. memory is 16.1GB. [2024-11-02 12:33:58,906 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 136.3MB. Free memory is still 76.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 12:33:58,907 INFO L158 Benchmark]: CACSL2BoogieTranslator took 456.49ms. Allocated memory is still 176.2MB. Free memory was 143.2MB in the beginning and 125.5MB in the end (delta: 17.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-02 12:33:58,908 INFO L158 Benchmark]: Boogie Procedure Inliner took 166.07ms. Allocated memory is still 176.2MB. Free memory was 125.5MB in the beginning and 119.8MB in the end (delta: 5.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-02 12:33:58,909 INFO L158 Benchmark]: Boogie Preprocessor took 88.27ms. Allocated memory is still 176.2MB. Free memory was 119.8MB in the beginning and 117.1MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-02 12:33:58,911 INFO L158 Benchmark]: RCFGBuilder took 1464.05ms. Allocated memory is still 176.2MB. Free memory was 117.1MB in the beginning and 84.5MB in the end (delta: 32.6MB). Peak memory consumption was 32.2MB. Max. memory is 16.1GB. [2024-11-02 12:33:58,911 INFO L158 Benchmark]: TraceAbstraction took 2241.45ms. Allocated memory is still 176.2MB. Free memory was 84.5MB in the beginning and 102.5MB in the end (delta: -18.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 12:33:58,913 INFO L158 Benchmark]: Witness Printer took 5.67ms. Allocated memory is still 176.2MB. Free memory was 102.5MB in the beginning and 101.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-02 12:33:58,917 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 136.3MB. Free memory is still 76.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 456.49ms. Allocated memory is still 176.2MB. Free memory was 143.2MB in the beginning and 125.5MB in the end (delta: 17.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 166.07ms. Allocated memory is still 176.2MB. Free memory was 125.5MB in the beginning and 119.8MB in the end (delta: 5.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 88.27ms. Allocated memory is still 176.2MB. Free memory was 119.8MB in the beginning and 117.1MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1464.05ms. Allocated memory is still 176.2MB. Free memory was 117.1MB in the beginning and 84.5MB in the end (delta: 32.6MB). Peak memory consumption was 32.2MB. Max. memory is 16.1GB. * TraceAbstraction took 2241.45ms. Allocated memory is still 176.2MB. Free memory was 84.5MB in the beginning and 102.5MB in the end (delta: -18.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.67ms. Allocated memory is still 176.2MB. Free memory was 102.5MB in the beginning and 101.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 150, overapproximation of shiftRight at line 87, overapproximation of bitwiseOr at line 87, overapproximation of someBinaryDOUBLEComparisonOperation at line 56. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 16; [L23] unsigned char var_1_2 = 1; [L24] unsigned char var_1_3 = 0; [L25] unsigned char var_1_4 = 128; [L26] unsigned char var_1_5 = 10; [L27] unsigned short int var_1_6 = 10; [L28] unsigned short int var_1_7 = 52077; [L29] unsigned short int var_1_8 = 47248; [L30] unsigned short int var_1_9 = 50; [L31] float var_1_11 = 63.75; [L32] signed long int var_1_12 = 100000; [L33] unsigned short int var_1_13 = 8; [L34] signed long int var_1_14 = 2; [L35] signed long int var_1_15 = 32; [L36] double var_1_17 = 127.5; [L37] double var_1_18 = 32.75; [L38] signed char var_1_19 = 0; [L39] unsigned long int var_1_20 = 128; [L40] unsigned long int var_1_21 = 32; [L41] unsigned char var_1_23 = 0; [L42] unsigned char var_1_25 = 0; [L43] unsigned char var_1_26 = 1; [L44] unsigned char var_1_27 = 16; [L45] signed long int var_1_29 = 5; [L46] unsigned char var_1_31 = 128; [L47] signed char var_1_33 = 50; [L48] unsigned short int last_1_var_1_13 = 8; [L49] double last_1_var_1_17 = 127.5; [L175] isInitial = 1 [L176] FCALL initially() [L177] COND TRUE 1 [L178] CALL updateLastVariables() [L167] last_1_var_1_13 = var_1_13 [L168] last_1_var_1_17 = var_1_17 [L178] RET updateLastVariables() [L179] CALL updateVariables() [L130] var_1_2 = __VERIFIER_nondet_uchar() [L131] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_31=128, var_1_33=50, var_1_3=0, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L20] COND FALSE !(!cond) [L131] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_31=128, var_1_33=50, var_1_3=0, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L132] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=0, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L20] COND FALSE !(!cond) [L132] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=0, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L133] var_1_3 = __VERIFIER_nondet_uchar() [L134] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L135] CALL assume_abort_if_not(var_1_3 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=-255, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not(var_1_3 <= 1) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=-255, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L136] var_1_4 = __VERIFIER_nondet_uchar() [L137] CALL assume_abort_if_not(var_1_4 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=-255, var_1_4=-641, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_4 >= 127) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=-255, var_1_4=-641, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L138] CALL assume_abort_if_not(var_1_4 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=-255, var_1_4=-641, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_4 <= 254) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=-255, var_1_4=-641, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L139] var_1_5 = __VERIFIER_nondet_uchar() [L140] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=-255, var_1_4=-641, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=-255, var_1_4=-641, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L141] CALL assume_abort_if_not(var_1_5 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=-255, var_1_4=-641, var_1_5=-65921, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_5 <= 127) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=-255, var_1_4=-641, var_1_5=-65921, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L142] var_1_7 = __VERIFIER_nondet_ushort() [L143] CALL assume_abort_if_not(var_1_7 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=-255, var_1_4=-641, var_1_5=-65921, var_1_6=10, var_1_7=32768, var_1_8=47248, var_1_9=50] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_7 >= 32767) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=-255, var_1_4=-641, var_1_5=-65921, var_1_6=10, var_1_7=32768, var_1_8=47248, var_1_9=50] [L144] CALL assume_abort_if_not(var_1_7 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=-255, var_1_4=-641, var_1_5=-65921, var_1_6=10, var_1_7=32768, var_1_8=47248, var_1_9=50] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_7 <= 65534) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=-255, var_1_4=-641, var_1_5=-65921, var_1_6=10, var_1_7=32768, var_1_8=47248, var_1_9=50] [L145] var_1_8 = __VERIFIER_nondet_ushort() [L146] CALL assume_abort_if_not(var_1_8 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=-255, var_1_4=-641, var_1_5=-65921, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_8 >= 32767) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=-255, var_1_4=-641, var_1_5=-65921, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L147] CALL assume_abort_if_not(var_1_8 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=-255, var_1_4=-641, var_1_5=-65921, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_8 <= 65534) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=-255, var_1_4=-641, var_1_5=-65921, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L148] var_1_11 = __VERIFIER_nondet_float() [L149] CALL assume_abort_if_not((var_1_11 >= -922337.2036854776000e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854776000e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=-255, var_1_4=-641, var_1_5=-65921, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not((var_1_11 >= -922337.2036854776000e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854776000e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=-255, var_1_4=-641, var_1_5=-65921, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L150] CALL assume_abort_if_not(var_1_11 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=-255, var_1_4=-641, var_1_5=-65921, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_11 != 0.0F) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=-255, var_1_4=-641, var_1_5=-65921, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L151] var_1_14 = __VERIFIER_nondet_long() [L152] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=-255, var_1_4=-641, var_1_5=-65921, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=-255, var_1_4=-641, var_1_5=-65921, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L153] CALL assume_abort_if_not(var_1_14 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=-255, var_1_4=-641, var_1_5=-65921, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_14 <= 32) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=-255, var_1_4=-641, var_1_5=-65921, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L154] var_1_15 = __VERIFIER_nondet_long() [L155] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=1, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=-255, var_1_4=-641, var_1_5=-65921, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=1, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=-255, var_1_4=-641, var_1_5=-65921, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L156] CALL assume_abort_if_not(var_1_15 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=1, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=-255, var_1_4=-641, var_1_5=-65921, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_15 <= 32) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=1, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=-255, var_1_4=-641, var_1_5=-65921, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L157] var_1_18 = __VERIFIER_nondet_double() [L158] CALL assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=1, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=-255, var_1_4=-641, var_1_5=-65921, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=1, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=-255, var_1_4=-641, var_1_5=-65921, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L159] var_1_25 = __VERIFIER_nondet_uchar() [L160] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=1, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=-255, var_1_4=-641, var_1_5=-65921, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=1, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=-255, var_1_4=-641, var_1_5=-65921, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L161] CALL assume_abort_if_not(var_1_25 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=1, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=-255, var_1_4=-641, var_1_5=-65921, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_25 <= 0) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=1, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=-255, var_1_4=-641, var_1_5=-65921, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L162] var_1_26 = __VERIFIER_nondet_uchar() [L163] CALL assume_abort_if_not(var_1_26 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=1, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=-255, var_1_4=-641, var_1_5=-65921, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_26 >= 1) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=1, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=-255, var_1_4=-641, var_1_5=-65921, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L164] CALL assume_abort_if_not(var_1_26 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=1, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=-255, var_1_4=-641, var_1_5=-65921, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_26 <= 1) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=1, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=-255, var_1_4=-641, var_1_5=-65921, var_1_6=10, var_1_7=32768, var_1_8=32767, var_1_9=50] [L179] RET updateVariables() [L180] CALL step() [L53] COND FALSE !(-100000 >= last_1_var_1_13) [L56] COND TRUE (last_1_var_1_17 / var_1_11) == 999999.6f [L57] var_1_9 = var_1_7 [L60] unsigned char stepLocal_0 = var_1_3; [L61] COND TRUE var_1_2 && stepLocal_0 [L62] var_1_1 = (var_1_4 - var_1_5) [L66] COND TRUE var_1_1 <= (var_1_5 * var_1_4) [L67] COND TRUE \read(var_1_2) [L68] var_1_6 = (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8))) - var_1_5) [L75] var_1_17 = var_1_18 [L76] var_1_19 = 5 [L77] var_1_20 = var_1_15 [L78] COND TRUE var_1_1 < var_1_20 [L79] COND FALSE !(var_1_5 == (~ (var_1_1 + var_1_20))) [L82] var_1_12 = ((((var_1_20) < (var_1_8)) ? (var_1_20) : (var_1_8))) [L87] EXPR -4 >> ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15))) [L87] EXPR var_1_7 | ((((var_1_8) > (var_1_9)) ? (var_1_8) : (var_1_9))) [L87] COND FALSE !((-4 >> ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15)))) >= (var_1_7 | ((((var_1_8) > (var_1_9)) ? (var_1_8) : (var_1_9))))) [L94] var_1_13 = var_1_1 [L96] var_1_21 = ((((var_1_1) < 0 ) ? -(var_1_1) : (var_1_1))) [L97] COND FALSE !(var_1_15 > var_1_9) [L102] var_1_23 = (! var_1_26) [L104] var_1_27 = var_1_5 [L105] COND TRUE var_1_15 != (var_1_4 + var_1_4) [L106] var_1_29 = ((((var_1_4) > (((((((((var_1_15) < 0 ) ? -(var_1_15) : (var_1_15)))) < (var_1_6)) ? (((((var_1_15) < 0 ) ? -(var_1_15) : (var_1_15)))) : (var_1_6))))) ? (var_1_4) : (((((((((var_1_15) < 0 ) ? -(var_1_15) : (var_1_15)))) < (var_1_6)) ? (((((var_1_15) < 0 ) ? -(var_1_15) : (var_1_15)))) : (var_1_6)))))) [L110] COND FALSE !((-25 + (var_1_7 + var_1_1)) <= var_1_5) [L117] COND TRUE var_1_3 || (var_1_25 && var_1_2) [L118] COND TRUE var_1_6 >= var_1_14 [L119] var_1_33 = ((((var_1_14) < 0 ) ? -(var_1_14) : (var_1_14))) [L180] RET step() [L181] CALL, EXPR property() [L171] EXPR (((((var_1_2 && var_1_3) ? (var_1_1 == ((unsigned char) (var_1_4 - var_1_5))) : (var_1_1 == ((unsigned char) (var_1_4 - var_1_5)))) && ((var_1_1 <= (var_1_5 * var_1_4)) ? (var_1_2 ? (var_1_6 == ((unsigned short int) (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8))) - var_1_5))) : (var_1_6 == ((unsigned short int) var_1_5))) : (var_1_6 == ((unsigned short int) var_1_5)))) && ((-100000 >= last_1_var_1_13) ? (var_1_9 == ((unsigned short int) (((((last_1_var_1_13 + var_1_5)) > (64)) ? ((last_1_var_1_13 + var_1_5)) : (64))))) : (((last_1_var_1_17 / var_1_11) == 999999.6f) ? (var_1_9 == ((unsigned short int) var_1_7)) : 1))) && ((var_1_1 < var_1_20) ? ((var_1_5 == (~ (var_1_1 + var_1_20))) ? (var_1_12 == ((signed long int) (((((var_1_5) > (((((-1) < (var_1_1)) ? (-1) : (var_1_1))))) ? (var_1_5) : (((((-1) < (var_1_1)) ? (-1) : (var_1_1)))))) - 1000))) : (var_1_12 == ((signed long int) ((((var_1_20) < (var_1_8)) ? (var_1_20) : (var_1_8)))))) : (var_1_12 == ((signed long int) var_1_6)))) && (((-4 >> ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15)))) >= (var_1_7 | ((((var_1_8) > (var_1_9)) ? (var_1_8) : (var_1_9))))) ? (var_1_3 ? (var_1_13 == ((unsigned short int) var_1_6)) : (var_1_13 == ((unsigned short int) var_1_4))) : (var_1_13 == ((unsigned short int) var_1_1))) [L171] EXPR -4 >> ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15))) [L171] EXPR var_1_7 | ((((var_1_8) > (var_1_9)) ? (var_1_8) : (var_1_9))) [L171] EXPR (((((var_1_2 && var_1_3) ? (var_1_1 == ((unsigned char) (var_1_4 - var_1_5))) : (var_1_1 == ((unsigned char) (var_1_4 - var_1_5)))) && ((var_1_1 <= (var_1_5 * var_1_4)) ? (var_1_2 ? (var_1_6 == ((unsigned short int) (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8))) - var_1_5))) : (var_1_6 == ((unsigned short int) var_1_5))) : (var_1_6 == ((unsigned short int) var_1_5)))) && ((-100000 >= last_1_var_1_13) ? (var_1_9 == ((unsigned short int) (((((last_1_var_1_13 + var_1_5)) > (64)) ? ((last_1_var_1_13 + var_1_5)) : (64))))) : (((last_1_var_1_17 / var_1_11) == 999999.6f) ? (var_1_9 == ((unsigned short int) var_1_7)) : 1))) && ((var_1_1 < var_1_20) ? ((var_1_5 == (~ (var_1_1 + var_1_20))) ? (var_1_12 == ((signed long int) (((((var_1_5) > (((((-1) < (var_1_1)) ? (-1) : (var_1_1))))) ? (var_1_5) : (((((-1) < (var_1_1)) ? (-1) : (var_1_1)))))) - 1000))) : (var_1_12 == ((signed long int) ((((var_1_20) < (var_1_8)) ? (var_1_20) : (var_1_8)))))) : (var_1_12 == ((signed long int) var_1_6)))) && (((-4 >> ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15)))) >= (var_1_7 | ((((var_1_8) > (var_1_9)) ? (var_1_8) : (var_1_9))))) ? (var_1_3 ? (var_1_13 == ((unsigned short int) var_1_6)) : (var_1_13 == ((unsigned short int) var_1_4))) : (var_1_13 == ((unsigned short int) var_1_1))) [L171-L172] return ((((((((var_1_2 && var_1_3) ? (var_1_1 == ((unsigned char) (var_1_4 - var_1_5))) : (var_1_1 == ((unsigned char) (var_1_4 - var_1_5)))) && ((var_1_1 <= (var_1_5 * var_1_4)) ? (var_1_2 ? (var_1_6 == ((unsigned short int) (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8))) - var_1_5))) : (var_1_6 == ((unsigned short int) var_1_5))) : (var_1_6 == ((unsigned short int) var_1_5)))) && ((-100000 >= last_1_var_1_13) ? (var_1_9 == ((unsigned short int) (((((last_1_var_1_13 + var_1_5)) > (64)) ? ((last_1_var_1_13 + var_1_5)) : (64))))) : (((last_1_var_1_17 / var_1_11) == 999999.6f) ? (var_1_9 == ((unsigned short int) var_1_7)) : 1))) && ((var_1_1 < var_1_20) ? ((var_1_5 == (~ (var_1_1 + var_1_20))) ? (var_1_12 == ((signed long int) (((((var_1_5) > (((((-1) < (var_1_1)) ? (-1) : (var_1_1))))) ? (var_1_5) : (((((-1) < (var_1_1)) ? (-1) : (var_1_1)))))) - 1000))) : (var_1_12 == ((signed long int) ((((var_1_20) < (var_1_8)) ? (var_1_20) : (var_1_8)))))) : (var_1_12 == ((signed long int) var_1_6)))) && (((-4 >> ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15)))) >= (var_1_7 | ((((var_1_8) > (var_1_9)) ? (var_1_8) : (var_1_9))))) ? (var_1_3 ? (var_1_13 == ((unsigned short int) var_1_6)) : (var_1_13 == ((unsigned short int) var_1_4))) : (var_1_13 == ((unsigned short int) var_1_1)))) && (var_1_17 == ((double) var_1_18))) && (var_1_19 == ((signed char) 5))) && (var_1_20 == ((unsigned long int) var_1_15)) ; [L181] RET, EXPR property() [L181] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=1, var_1_13=0, var_1_14=1, var_1_15=1, var_1_17=2, var_1_18=2, var_1_19=5, var_1_1=0, var_1_20=1, var_1_21=0, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=-65921, var_1_29=127, var_1_2=1, var_1_31=128, var_1_33=1, var_1_3=-255, var_1_4=-641, var_1_5=-65921, var_1_6=32640, var_1_7=32768, var_1_8=32767, var_1_9=32768] [L19] reach_error() VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=1, var_1_13=0, var_1_14=1, var_1_15=1, var_1_17=2, var_1_18=2, var_1_19=5, var_1_1=0, var_1_20=1, var_1_21=0, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=-65921, var_1_29=127, var_1_2=1, var_1_31=128, var_1_33=1, var_1_3=-255, var_1_4=-641, var_1_5=-65921, var_1_6=32640, var_1_7=32768, var_1_8=32767, var_1_9=32768] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 44 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.0s, OverallIterations: 1, TraceHistogramMax: 23, 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=44occurred 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, 1.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 170 NumberOfCodeBlocks, 170 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-02 12:33:58,959 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e4788e-96e4-4f09-9bb1-32bb5ec1dcda/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e4788e-96e4-4f09-9bb1-32bb5ec1dcda/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e4788e-96e4-4f09-9bb1-32bb5ec1dcda/bin/utaipan-verify-DbMuA5NWw2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e4788e-96e4-4f09-9bb1-32bb5ec1dcda/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e4788e-96e4-4f09-9bb1-32bb5ec1dcda/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-46.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e4788e-96e4-4f09-9bb1-32bb5ec1dcda/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e4788e-96e4-4f09-9bb1-32bb5ec1dcda/bin/utaipan-verify-DbMuA5NWw2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5098132933ca883ef364a77e95c51d3cf42bb9b570e45543a498fd4c246df361 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:34:01,475 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:34:01,581 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e4788e-96e4-4f09-9bb1-32bb5ec1dcda/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-02 12:34:01,589 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:34:01,590 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:34:01,631 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:34:01,631 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:34:01,632 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:34:01,633 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:34:01,634 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:34:01,635 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:34:01,635 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:34:01,635 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:34:01,636 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:34:01,636 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:34:01,636 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:34:01,637 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:34:01,637 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:34:01,637 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 12:34:01,638 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 12:34:01,638 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:34:01,644 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:34:01,644 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:34:01,645 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:34:01,645 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-02 12:34:01,645 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-02 12:34:01,645 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:34:01,646 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-02 12:34:01,646 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 12:34:01,646 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:34:01,646 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:34:01,646 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:34:01,647 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-02 12:34:01,647 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:34:01,647 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:34:01,648 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:34:01,648 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:34:01,648 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:34:01,649 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:34:01,649 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-02 12:34:01,649 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-02 12:34:01,652 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:34:01,652 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:34:01,652 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:34:01,652 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_38e4788e-96e4-4f09-9bb1-32bb5ec1dcda/bin/utaipan-verify-DbMuA5NWw2/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e4788e-96e4-4f09-9bb1-32bb5ec1dcda/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5098132933ca883ef364a77e95c51d3cf42bb9b570e45543a498fd4c246df361 [2024-11-02 12:34:02,040 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:34:02,066 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:34:02,068 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:34:02,070 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:34:02,070 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:34:02,072 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e4788e-96e4-4f09-9bb1-32bb5ec1dcda/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-46.i Unable to find full path for "g++" [2024-11-02 12:34:04,379 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:34:04,654 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:34:04,654 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e4788e-96e4-4f09-9bb1-32bb5ec1dcda/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-46.i [2024-11-02 12:34:04,667 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e4788e-96e4-4f09-9bb1-32bb5ec1dcda/bin/utaipan-verify-DbMuA5NWw2/data/d63aa4466/bc71574929354f53809c046d41cbd16f/FLAG4aab5d3c7 [2024-11-02 12:34:04,976 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e4788e-96e4-4f09-9bb1-32bb5ec1dcda/bin/utaipan-verify-DbMuA5NWw2/data/d63aa4466/bc71574929354f53809c046d41cbd16f [2024-11-02 12:34:04,978 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:34:04,980 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:34:04,982 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:34:04,982 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:34:04,990 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:34:04,991 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:34:04" (1/1) ... [2024-11-02 12:34:04,993 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47047de0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:34:04, skipping insertion in model container [2024-11-02 12:34:04,993 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:34:04" (1/1) ... [2024-11-02 12:34:05,029 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:34:05,240 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e4788e-96e4-4f09-9bb1-32bb5ec1dcda/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-46.i[919,932] [2024-11-02 12:34:05,341 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:34:05,371 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:34:05,386 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e4788e-96e4-4f09-9bb1-32bb5ec1dcda/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-46.i[919,932] [2024-11-02 12:34:05,452 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:34:05,478 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:34:05,478 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:34:05 WrapperNode [2024-11-02 12:34:05,479 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:34:05,480 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:34:05,480 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:34:05,481 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:34:05,489 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:34:05" (1/1) ... [2024-11-02 12:34:05,510 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:34:05" (1/1) ... [2024-11-02 12:34:05,559 INFO L138 Inliner]: procedures = 27, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 168 [2024-11-02 12:34:05,562 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:34:05,563 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:34:05,564 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:34:05,564 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:34:05,583 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:34:05" (1/1) ... [2024-11-02 12:34:05,583 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:34:05" (1/1) ... [2024-11-02 12:34:05,592 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:34:05" (1/1) ... [2024-11-02 12:34:05,592 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:34:05" (1/1) ... [2024-11-02 12:34:05,614 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:34:05" (1/1) ... [2024-11-02 12:34:05,626 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:34:05" (1/1) ... [2024-11-02 12:34:05,628 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:34:05" (1/1) ... [2024-11-02 12:34:05,634 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:34:05" (1/1) ... [2024-11-02 12:34:05,641 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:34:05,646 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:34:05,646 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:34:05,647 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:34:05,648 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:34:05" (1/1) ... [2024-11-02 12:34:05,663 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:34:05,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e4788e-96e4-4f09-9bb1-32bb5ec1dcda/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:34:05,704 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e4788e-96e4-4f09-9bb1-32bb5ec1dcda/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:34:05,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e4788e-96e4-4f09-9bb1-32bb5ec1dcda/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:34:05,744 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:34:05,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-02 12:34:05,744 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-02 12:34:05,745 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-02 12:34:05,745 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:34:05,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:34:05,880 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:34:05,884 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:34:13,168 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-02 12:34:13,168 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:34:13,190 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:34:13,190 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-02 12:34:13,196 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:34:13 BoogieIcfgContainer [2024-11-02 12:34:13,196 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:34:13,199 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:34:13,199 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:34:13,207 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:34:13,212 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:34:04" (1/3) ... [2024-11-02 12:34:13,213 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77d458dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:34:13, skipping insertion in model container [2024-11-02 12:34:13,216 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:34:05" (2/3) ... [2024-11-02 12:34:13,217 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77d458dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:34:13, skipping insertion in model container [2024-11-02 12:34:13,220 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:34:13" (3/3) ... [2024-11-02 12:34:13,222 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-46.i [2024-11-02 12:34:13,260 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:34:13,260 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-02 12:34:13,365 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 12:34:13,375 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@750fae48, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 12:34:13,376 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-02 12:34:13,381 INFO L276 IsEmpty]: Start isEmpty. Operand has 75 states, 49 states have (on average 1.4489795918367347) internal successors, (71), 50 states have internal predecessors, (71), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-02 12:34:13,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-11-02 12:34:13,396 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:34:13,397 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:34:13,398 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:34:13,402 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:34:13,403 INFO L85 PathProgramCache]: Analyzing trace with hash -1770855076, now seen corresponding path program 1 times [2024-11-02 12:34:13,421 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:34:13,422 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [566317544] [2024-11-02 12:34:13,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:34:13,423 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-02 12:34:13,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e4788e-96e4-4f09-9bb1-32bb5ec1dcda/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:34:13,429 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e4788e-96e4-4f09-9bb1-32bb5ec1dcda/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-02 12:34:13,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e4788e-96e4-4f09-9bb1-32bb5ec1dcda/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-02 12:34:14,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:34:14,439 INFO L255 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-02 12:34:14,450 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:34:14,519 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 464 proven. 0 refuted. 0 times theorem prover too weak. 548 trivial. 0 not checked. [2024-11-02 12:34:14,519 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:34:14,520 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:34:14,520 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [566317544] [2024-11-02 12:34:14,521 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [566317544] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:34:14,521 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:34:14,524 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-02 12:34:14,526 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [730083641] [2024-11-02 12:34:14,529 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:34:14,534 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-02 12:34:14,535 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:34:14,565 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-02 12:34:14,566 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-02 12:34:14,569 INFO L87 Difference]: Start difference. First operand has 75 states, 49 states have (on average 1.4489795918367347) internal successors, (71), 50 states have internal predecessors, (71), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-02 12:34:14,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:34:14,607 INFO L93 Difference]: Finished difference Result 142 states and 249 transitions. [2024-11-02 12:34:14,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-02 12:34:14,609 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 150 [2024-11-02 12:34:14,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:34:14,618 INFO L225 Difference]: With dead ends: 142 [2024-11-02 12:34:14,619 INFO L226 Difference]: Without dead ends: 70 [2024-11-02 12:34:14,623 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-02 12:34:14,626 INFO L432 NwaCegarLoop]: 106 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, 106 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-02 12:34:14,627 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 106 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-02 12:34:14,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2024-11-02 12:34:14,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 70. [2024-11-02 12:34:14,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70 states, 45 states have (on average 1.3333333333333333) internal successors, (60), 45 states have internal predecessors, (60), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-02 12:34:14,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 106 transitions. [2024-11-02 12:34:14,677 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 106 transitions. Word has length 150 [2024-11-02 12:34:14,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:34:14,678 INFO L471 AbstractCegarLoop]: Abstraction has 70 states and 106 transitions. [2024-11-02 12:34:14,678 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-02 12:34:14,679 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 106 transitions. [2024-11-02 12:34:14,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2024-11-02 12:34:14,683 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:34:14,683 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:34:14,701 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e4788e-96e4-4f09-9bb1-32bb5ec1dcda/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2024-11-02 12:34:14,884 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e4788e-96e4-4f09-9bb1-32bb5ec1dcda/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-02 12:34:14,885 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:34:14,886 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:34:14,886 INFO L85 PathProgramCache]: Analyzing trace with hash -761104433, now seen corresponding path program 1 times [2024-11-02 12:34:14,887 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:34:14,887 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1376492719] [2024-11-02 12:34:14,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:34:14,888 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-02 12:34:14,888 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e4788e-96e4-4f09-9bb1-32bb5ec1dcda/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:34:14,891 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e4788e-96e4-4f09-9bb1-32bb5ec1dcda/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-02 12:34:14,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e4788e-96e4-4f09-9bb1-32bb5ec1dcda/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-02 12:34:15,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:34:15,903 INFO L255 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-02 12:34:15,911 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:34:18,801 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 256 proven. 57 refuted. 0 times theorem prover too weak. 699 trivial. 0 not checked. [2024-11-02 12:34:18,801 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-02 12:34:20,117 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2024-11-02 12:34:20,117 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:34:20,118 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1376492719] [2024-11-02 12:34:20,118 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1376492719] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-02 12:34:20,118 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-02 12:34:20,118 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [7] total 9 [2024-11-02 12:34:20,119 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [253790433] [2024-11-02 12:34:20,119 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:34:20,121 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-02 12:34:20,121 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:34:20,122 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-02 12:34:20,123 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-02 12:34:20,123 INFO L87 Difference]: Start difference. First operand 70 states and 106 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-02 12:34:22,591 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-02 12:34:24,598 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-02 12:34:26,607 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-02 12:34:26,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:34:26,735 INFO L93 Difference]: Finished difference Result 167 states and 251 transitions. [2024-11-02 12:34:26,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-02 12:34:26,736 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 151 [2024-11-02 12:34:26,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:34:26,740 INFO L225 Difference]: With dead ends: 167 [2024-11-02 12:34:26,745 INFO L226 Difference]: Without dead ends: 100 [2024-11-02 12:34:26,746 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 300 GetRequests, 293 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-02 12:34:26,747 INFO L432 NwaCegarLoop]: 113 mSDtfsCounter, 31 mSDsluCounter, 191 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 304 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.6s IncrementalHoareTripleChecker+Time [2024-11-02 12:34:26,748 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [31 Valid, 304 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 3 Unknown, 0 Unchecked, 6.6s Time] [2024-11-02 12:34:26,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2024-11-02 12:34:26,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 97. [2024-11-02 12:34:26,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 69 states have (on average 1.3768115942028984) internal successors, (95), 70 states have internal predecessors, (95), 25 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 24 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-02 12:34:26,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 145 transitions. [2024-11-02 12:34:26,796 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 145 transitions. Word has length 151 [2024-11-02 12:34:26,797 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:34:26,797 INFO L471 AbstractCegarLoop]: Abstraction has 97 states and 145 transitions. [2024-11-02 12:34:26,798 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-02 12:34:26,798 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 145 transitions. [2024-11-02 12:34:26,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2024-11-02 12:34:26,804 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:34:26,805 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:34:26,835 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e4788e-96e4-4f09-9bb1-32bb5ec1dcda/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2024-11-02 12:34:27,006 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e4788e-96e4-4f09-9bb1-32bb5ec1dcda/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-02 12:34:27,007 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:34:27,007 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:34:27,007 INFO L85 PathProgramCache]: Analyzing trace with hash -997525809, now seen corresponding path program 1 times [2024-11-02 12:34:27,008 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:34:27,008 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1716932528] [2024-11-02 12:34:27,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:34:27,009 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-02 12:34:27,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e4788e-96e4-4f09-9bb1-32bb5ec1dcda/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:34:27,012 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e4788e-96e4-4f09-9bb1-32bb5ec1dcda/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-02 12:34:27,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e4788e-96e4-4f09-9bb1-32bb5ec1dcda/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process