./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-84.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d6e57-f735-4ae6-a99d-befd46da2b96/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d6e57-f735-4ae6-a99d-befd46da2b96/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d6e57-f735-4ae6-a99d-befd46da2b96/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d6e57-f735-4ae6-a99d-befd46da2b96/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-84.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d6e57-f735-4ae6-a99d-befd46da2b96/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d6e57-f735-4ae6-a99d-befd46da2b96/bin/utaipan-verify-nQ1chXbOIh --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f6ae2d08b6b9cdbd7b18582cf72b2bfec08200de0cfc5a02e4f3dfeafad06eff --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 18:46:04,207 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 18:46:04,276 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d6e57-f735-4ae6-a99d-befd46da2b96/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-12-02 18:46:04,280 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 18:46:04,281 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 18:46:04,306 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 18:46:04,306 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 18:46:04,307 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 18:46:04,308 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 18:46:04,308 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 18:46:04,309 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 18:46:04,309 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 18:46:04,310 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 18:46:04,310 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 18:46:04,311 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 18:46:04,311 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 18:46:04,312 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 18:46:04,313 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 18:46:04,313 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 18:46:04,314 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 18:46:04,314 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 18:46:04,315 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 18:46:04,316 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 18:46:04,316 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 18:46:04,317 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 18:46:04,317 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 18:46:04,318 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 18:46:04,318 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 18:46:04,319 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 18:46:04,319 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 18:46:04,319 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 18:46:04,320 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 18:46:04,320 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 18:46:04,320 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 18:46:04,321 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 18:46:04,321 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 18:46:04,321 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 18:46:04,321 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 18:46:04,321 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 18:46:04,322 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 18:46:04,322 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 18:46:04,322 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 18:46:04,322 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 18:46:04,323 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 18:46:04,323 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 18:46:04,323 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 18:46:04,323 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 18:46:04,324 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_7a6d6e57-f735-4ae6-a99d-befd46da2b96/bin/utaipan-verify-nQ1chXbOIh/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d6e57-f735-4ae6-a99d-befd46da2b96/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f6ae2d08b6b9cdbd7b18582cf72b2bfec08200de0cfc5a02e4f3dfeafad06eff [2023-12-02 18:46:04,536 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 18:46:04,557 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 18:46:04,560 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 18:46:04,561 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 18:46:04,562 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 18:46:04,563 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d6e57-f735-4ae6-a99d-befd46da2b96/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-84.i [2023-12-02 18:46:07,348 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 18:46:07,535 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 18:46:07,536 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d6e57-f735-4ae6-a99d-befd46da2b96/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-84.i [2023-12-02 18:46:07,547 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d6e57-f735-4ae6-a99d-befd46da2b96/bin/utaipan-verify-nQ1chXbOIh/data/3ed370211/2d6fce235d4d4640abef31d9f1796f47/FLAGb60236569 [2023-12-02 18:46:07,562 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d6e57-f735-4ae6-a99d-befd46da2b96/bin/utaipan-verify-nQ1chXbOIh/data/3ed370211/2d6fce235d4d4640abef31d9f1796f47 [2023-12-02 18:46:07,564 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 18:46:07,566 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 18:46:07,567 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 18:46:07,567 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 18:46:07,573 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 18:46:07,573 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:46:07" (1/1) ... [2023-12-02 18:46:07,575 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41d9c380 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:46:07, skipping insertion in model container [2023-12-02 18:46:07,575 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:46:07" (1/1) ... [2023-12-02 18:46:07,611 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 18:46:07,761 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d6e57-f735-4ae6-a99d-befd46da2b96/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-84.i[919,932] [2023-12-02 18:46:07,829 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 18:46:07,841 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 18:46:07,853 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d6e57-f735-4ae6-a99d-befd46da2b96/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-84.i[919,932] [2023-12-02 18:46:07,886 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 18:46:07,904 INFO L206 MainTranslator]: Completed translation [2023-12-02 18:46:07,905 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:46:07 WrapperNode [2023-12-02 18:46:07,905 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 18:46:07,906 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 18:46:07,906 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 18:46:07,906 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 18:46:07,913 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:46:07" (1/1) ... [2023-12-02 18:46:07,925 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:46:07" (1/1) ... [2023-12-02 18:46:07,963 INFO L138 Inliner]: procedures = 26, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 252 [2023-12-02 18:46:07,964 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 18:46:07,964 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 18:46:07,964 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 18:46:07,965 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 18:46:07,974 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:46:07" (1/1) ... [2023-12-02 18:46:07,974 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:46:07" (1/1) ... [2023-12-02 18:46:07,978 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:46:07" (1/1) ... [2023-12-02 18:46:07,979 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:46:07" (1/1) ... [2023-12-02 18:46:07,994 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:46:07" (1/1) ... [2023-12-02 18:46:07,999 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:46:07" (1/1) ... [2023-12-02 18:46:08,002 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:46:07" (1/1) ... [2023-12-02 18:46:08,005 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:46:07" (1/1) ... [2023-12-02 18:46:08,010 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 18:46:08,011 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 18:46:08,011 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 18:46:08,011 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 18:46:08,012 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:46:07" (1/1) ... [2023-12-02 18:46:08,017 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 18:46:08,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d6e57-f735-4ae6-a99d-befd46da2b96/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 18:46:08,039 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d6e57-f735-4ae6-a99d-befd46da2b96/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 18:46:08,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d6e57-f735-4ae6-a99d-befd46da2b96/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 18:46:08,075 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 18:46:08,075 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 18:46:08,075 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 18:46:08,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 18:46:08,075 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 18:46:08,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 18:46:08,166 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 18:46:08,169 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 18:46:08,616 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 18:46:09,001 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 18:46:09,001 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 18:46:09,003 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:46:09 BoogieIcfgContainer [2023-12-02 18:46:09,003 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 18:46:09,005 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 18:46:09,005 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 18:46:09,008 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 18:46:09,008 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 06:46:07" (1/3) ... [2023-12-02 18:46:09,009 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1360d9ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 06:46:09, skipping insertion in model container [2023-12-02 18:46:09,009 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:46:07" (2/3) ... [2023-12-02 18:46:09,009 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1360d9ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 06:46:09, skipping insertion in model container [2023-12-02 18:46:09,009 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:46:09" (3/3) ... [2023-12-02 18:46:09,011 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-84.i [2023-12-02 18:46:09,025 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 18:46:09,025 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 18:46:09,065 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 18:46:09,071 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@2463cae3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 18:46:09,071 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 18:46:09,075 INFO L276 IsEmpty]: Start isEmpty. Operand has 57 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 23 states have internal predecessors, (25), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-12-02 18:46:09,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-12-02 18:46:09,086 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 18:46:09,087 INFO L195 NwaCegarLoop]: trace histogram [32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 18:46:09,087 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 18:46:09,091 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 18:46:09,092 INFO L85 PathProgramCache]: Analyzing trace with hash -547480833, now seen corresponding path program 1 times [2023-12-02 18:46:09,098 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 18:46:09,099 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [73924048] [2023-12-02 18:46:09,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 18:46:09,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 18:46:09,250 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-02 18:46:09,250 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [32362619] [2023-12-02 18:46:09,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 18:46:09,251 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 18:46:09,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d6e57-f735-4ae6-a99d-befd46da2b96/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 18:46:09,255 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d6e57-f735-4ae6-a99d-befd46da2b96/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 18:46:09,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d6e57-f735-4ae6-a99d-befd46da2b96/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-02 18:46:09,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 18:46:09,556 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 18:46:09,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 18:46:09,849 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-12-02 18:46:09,852 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-02 18:46:09,853 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-02 18:46:09,868 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d6e57-f735-4ae6-a99d-befd46da2b96/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-12-02 18:46:10,056 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d6e57-f735-4ae6-a99d-befd46da2b96/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-12-02 18:46:10,059 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-02 18:46:10,062 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 18:46:10,194 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 06:46:10 BoogieIcfgContainer [2023-12-02 18:46:10,194 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 18:46:10,195 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 18:46:10,195 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 18:46:10,195 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 18:46:10,196 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:46:09" (3/4) ... [2023-12-02 18:46:10,197 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 18:46:10,199 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 18:46:10,200 INFO L158 Benchmark]: Toolchain (without parser) took 2633.68ms. Allocated memory was 151.0MB in the beginning and 237.0MB in the end (delta: 86.0MB). Free memory was 110.3MB in the beginning and 131.1MB in the end (delta: -20.8MB). Peak memory consumption was 68.3MB. Max. memory is 16.1GB. [2023-12-02 18:46:10,200 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 151.0MB. Free memory was 94.6MB in the beginning and 94.4MB in the end (delta: 119.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 18:46:10,201 INFO L158 Benchmark]: CACSL2BoogieTranslator took 338.07ms. Allocated memory is still 151.0MB. Free memory was 110.0MB in the beginning and 94.3MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-02 18:46:10,201 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.72ms. Allocated memory is still 151.0MB. Free memory was 94.3MB in the beginning and 89.4MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 18:46:10,202 INFO L158 Benchmark]: Boogie Preprocessor took 45.47ms. Allocated memory is still 151.0MB. Free memory was 89.4MB in the beginning and 86.9MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 18:46:10,203 INFO L158 Benchmark]: RCFGBuilder took 992.46ms. Allocated memory was 151.0MB in the beginning and 237.0MB in the end (delta: 86.0MB). Free memory was 86.9MB in the beginning and 193.9MB in the end (delta: -107.0MB). Peak memory consumption was 49.4MB. Max. memory is 16.1GB. [2023-12-02 18:46:10,203 INFO L158 Benchmark]: TraceAbstraction took 1189.38ms. Allocated memory is still 237.0MB. Free memory was 192.9MB in the beginning and 131.1MB in the end (delta: 61.9MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2023-12-02 18:46:10,204 INFO L158 Benchmark]: Witness Printer took 3.69ms. Allocated memory is still 237.0MB. Free memory is still 131.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 18:46:10,207 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 151.0MB. Free memory was 94.6MB in the beginning and 94.4MB in the end (delta: 119.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 338.07ms. Allocated memory is still 151.0MB. Free memory was 110.0MB in the beginning and 94.3MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.72ms. Allocated memory is still 151.0MB. Free memory was 94.3MB in the beginning and 89.4MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.47ms. Allocated memory is still 151.0MB. Free memory was 89.4MB in the beginning and 86.9MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 992.46ms. Allocated memory was 151.0MB in the beginning and 237.0MB in the end (delta: 86.0MB). Free memory was 86.9MB in the beginning and 193.9MB in the end (delta: -107.0MB). Peak memory consumption was 49.4MB. Max. memory is 16.1GB. * TraceAbstraction took 1189.38ms. Allocated memory is still 237.0MB. Free memory was 192.9MB in the beginning and 131.1MB in the end (delta: 61.9MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. * Witness Printer took 3.69ms. Allocated memory is still 237.0MB. Free memory is still 131.1MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 74, overapproximation of bitwiseAnd at line 59, overapproximation of someUnaryDOUBLEoperation at line 75. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = -10; [L23] signed char var_1_3 = -16; [L24] signed char var_1_4 = 50; [L25] signed char var_1_5 = 4; [L26] unsigned long int var_1_6 = 50; [L27] signed long int var_1_7 = -8; [L28] signed long int var_1_8 = -4; [L29] signed char var_1_9 = 50; [L30] unsigned char var_1_10 = 128; [L31] unsigned char var_1_11 = 5; [L32] unsigned long int var_1_12 = 10; [L33] signed char var_1_13 = 16; [L34] unsigned short int var_1_15 = 128; [L35] signed long int var_1_16 = 2; [L36] unsigned short int var_1_17 = 61498; [L37] unsigned long int var_1_18 = 1; [L38] unsigned char var_1_19 = 0; [L39] double var_1_20 = 4.9; [L40] double var_1_21 = 1.5; [L41] signed long int var_1_22 = 0; [L42] signed long int var_1_24 = 2; [L43] unsigned char var_1_27 = 0; [L44] unsigned char var_1_29 = 0; [L45] unsigned char var_1_30 = 0; [L46] unsigned char var_1_31 = 0; [L47] unsigned char var_1_32 = 1; [L48] unsigned char var_1_33 = 0; [L49] signed short int var_1_35 = 8; [L50] signed short int var_1_37 = -4; [L51] float var_1_38 = 15.875; [L52] double var_1_39 = 0.125; [L53] double var_1_40 = 3.8; [L54] signed char var_1_43 = -8; [L55] unsigned short int last_1_var_1_15 = 128; [L193] isInitial = 1 [L194] FCALL initially() [L195] COND TRUE 1 [L196] CALL updateLastVariables() [L186] last_1_var_1_15 = var_1_15 [L196] RET updateLastVariables() [L197] CALL updateVariables() [L136] var_1_3 = __VERIFIER_nondet_char() [L137] CALL assume_abort_if_not(var_1_3 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-9, var_1_40=19/5, var_1_43=-8, var_1_4=50, var_1_5=4, var_1_6=50, var_1_7=-8, var_1_8=-4, var_1_9=50] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_3 >= -63) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-9, var_1_40=19/5, var_1_43=-8, var_1_4=50, var_1_5=4, var_1_6=50, var_1_7=-8, var_1_8=-4, var_1_9=50] [L138] CALL assume_abort_if_not(var_1_3 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-9, var_1_40=19/5, var_1_43=-8, var_1_4=50, var_1_5=4, var_1_6=50, var_1_7=-8, var_1_8=-4, var_1_9=50] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_3 <= 63) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-9, var_1_40=19/5, var_1_43=-8, var_1_4=50, var_1_5=4, var_1_6=50, var_1_7=-8, var_1_8=-4, var_1_9=50] [L139] var_1_4 = __VERIFIER_nondet_char() [L140] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-9, var_1_40=19/5, var_1_43=-8, var_1_4=3, var_1_5=4, var_1_6=50, var_1_7=-8, var_1_8=-4, var_1_9=50] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-9, var_1_40=19/5, var_1_43=-8, var_1_4=3, var_1_5=4, var_1_6=50, var_1_7=-8, var_1_8=-4, var_1_9=50] [L141] CALL assume_abort_if_not(var_1_4 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-9, var_1_40=19/5, var_1_43=-8, var_1_4=3, var_1_5=4, var_1_6=50, var_1_7=-8, var_1_8=-4, var_1_9=50] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_4 <= 63) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-9, var_1_40=19/5, var_1_43=-8, var_1_4=3, var_1_5=4, var_1_6=50, var_1_7=-8, var_1_8=-4, var_1_9=50] [L142] var_1_5 = __VERIFIER_nondet_char() [L143] CALL assume_abort_if_not(var_1_5 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-9, var_1_40=19/5, var_1_43=-8, var_1_4=3, var_1_5=126, var_1_6=50, var_1_7=-8, var_1_8=-4, var_1_9=50] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_5 >= -127) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-9, var_1_40=19/5, var_1_43=-8, var_1_4=3, var_1_5=126, var_1_6=50, var_1_7=-8, var_1_8=-4, var_1_9=50] [L144] CALL assume_abort_if_not(var_1_5 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-9, var_1_40=19/5, var_1_43=-8, var_1_4=3, var_1_5=126, var_1_6=50, var_1_7=-8, var_1_8=-4, var_1_9=50] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_5 <= 126) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-9, var_1_40=19/5, var_1_43=-8, var_1_4=3, var_1_5=126, var_1_6=50, var_1_7=-8, var_1_8=-4, var_1_9=50] [L145] var_1_7 = __VERIFIER_nondet_long() [L146] CALL assume_abort_if_not(var_1_7 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-9, var_1_40=19/5, var_1_43=-8, var_1_4=3, var_1_5=126, var_1_6=50, var_1_7=126, var_1_8=-4, var_1_9=50] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_7 >= -2147483648) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-9, var_1_40=19/5, var_1_43=-8, var_1_4=3, var_1_5=126, var_1_6=50, var_1_7=126, var_1_8=-4, var_1_9=50] [L147] CALL assume_abort_if_not(var_1_7 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-9, var_1_40=19/5, var_1_43=-8, var_1_4=3, var_1_5=126, var_1_6=50, var_1_7=126, var_1_8=-4, var_1_9=50] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_7 <= 2147483647) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-9, var_1_40=19/5, var_1_43=-8, var_1_4=3, var_1_5=126, var_1_6=50, var_1_7=126, var_1_8=-4, var_1_9=50] [L148] CALL assume_abort_if_not(var_1_7 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-9, var_1_40=19/5, var_1_43=-8, var_1_4=3, var_1_5=126, var_1_6=50, var_1_7=126, var_1_8=-4, var_1_9=50] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_7 != 0) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-9, var_1_40=19/5, var_1_43=-8, var_1_4=3, var_1_5=126, var_1_6=50, var_1_7=126, var_1_8=-4, var_1_9=50] [L149] var_1_8 = __VERIFIER_nondet_long() [L150] CALL assume_abort_if_not(var_1_8 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-9, var_1_40=19/5, var_1_43=-8, var_1_4=3, var_1_5=126, var_1_6=50, var_1_7=126, var_1_8=4, var_1_9=50] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_8 >= -2147483648) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-9, var_1_40=19/5, var_1_43=-8, var_1_4=3, var_1_5=126, var_1_6=50, var_1_7=126, var_1_8=4, var_1_9=50] [L151] CALL assume_abort_if_not(var_1_8 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-9, var_1_40=19/5, var_1_43=-8, var_1_4=3, var_1_5=126, var_1_6=50, var_1_7=126, var_1_8=4, var_1_9=50] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_8 <= 2147483647) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-9, var_1_40=19/5, var_1_43=-8, var_1_4=3, var_1_5=126, var_1_6=50, var_1_7=126, var_1_8=4, var_1_9=50] [L152] CALL assume_abort_if_not(var_1_8 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-9, var_1_40=19/5, var_1_43=-8, var_1_4=3, var_1_5=126, var_1_6=50, var_1_7=126, var_1_8=4, var_1_9=50] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_8 != 0) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-9, var_1_40=19/5, var_1_43=-8, var_1_4=3, var_1_5=126, var_1_6=50, var_1_7=126, var_1_8=4, var_1_9=50] [L153] var_1_10 = __VERIFIER_nondet_uchar() [L154] CALL assume_abort_if_not(var_1_10 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=130, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-9, var_1_40=19/5, var_1_43=-8, var_1_4=3, var_1_5=126, var_1_6=50, var_1_7=126, var_1_8=4, var_1_9=50] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_10 >= 127) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=130, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-9, var_1_40=19/5, var_1_43=-8, var_1_4=3, var_1_5=126, var_1_6=50, var_1_7=126, var_1_8=4, var_1_9=50] [L155] CALL assume_abort_if_not(var_1_10 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=130, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-9, var_1_40=19/5, var_1_43=-8, var_1_4=3, var_1_5=126, var_1_6=50, var_1_7=126, var_1_8=4, var_1_9=50] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_10 <= 255) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=130, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-9, var_1_40=19/5, var_1_43=-8, var_1_4=3, var_1_5=126, var_1_6=50, var_1_7=126, var_1_8=4, var_1_9=50] [L156] var_1_11 = __VERIFIER_nondet_uchar() [L157] CALL assume_abort_if_not(var_1_11 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=130, var_1_11=126, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-9, var_1_40=19/5, var_1_43=-8, var_1_4=3, var_1_5=126, var_1_6=50, var_1_7=126, var_1_8=4, var_1_9=50] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_11 >= 1) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=130, var_1_11=126, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-9, var_1_40=19/5, var_1_43=-8, var_1_4=3, var_1_5=126, var_1_6=50, var_1_7=126, var_1_8=4, var_1_9=50] [L158] CALL assume_abort_if_not(var_1_11 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=130, var_1_11=126, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-9, var_1_40=19/5, var_1_43=-8, var_1_4=3, var_1_5=126, var_1_6=50, var_1_7=126, var_1_8=4, var_1_9=50] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_11 <= 126) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=130, var_1_11=126, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-9, var_1_40=19/5, var_1_43=-8, var_1_4=3, var_1_5=126, var_1_6=50, var_1_7=126, var_1_8=4, var_1_9=50] [L159] CALL assume_abort_if_not(var_1_11 != 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=130, var_1_11=126, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-9, var_1_40=19/5, var_1_43=-8, var_1_4=3, var_1_5=126, var_1_6=50, var_1_7=126, var_1_8=4, var_1_9=50] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_11 != 127) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=130, var_1_11=126, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-9, var_1_40=19/5, var_1_43=-8, var_1_4=3, var_1_5=126, var_1_6=50, var_1_7=126, var_1_8=4, var_1_9=50] [L160] var_1_16 = __VERIFIER_nondet_long() [L161] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=130, var_1_11=126, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=127, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-9, var_1_40=19/5, var_1_43=-8, var_1_4=3, var_1_5=126, var_1_6=50, var_1_7=126, var_1_8=4, var_1_9=50] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=130, var_1_11=126, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=127, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-9, var_1_40=19/5, var_1_43=-8, var_1_4=3, var_1_5=126, var_1_6=50, var_1_7=126, var_1_8=4, var_1_9=50] [L162] CALL assume_abort_if_not(var_1_16 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=130, var_1_11=126, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=127, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-9, var_1_40=19/5, var_1_43=-8, var_1_4=3, var_1_5=126, var_1_6=50, var_1_7=126, var_1_8=4, var_1_9=50] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_16 <= 2147483647) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=130, var_1_11=126, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=127, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-9, var_1_40=19/5, var_1_43=-8, var_1_4=3, var_1_5=126, var_1_6=50, var_1_7=126, var_1_8=4, var_1_9=50] [L163] var_1_17 = __VERIFIER_nondet_ushort() [L164] CALL assume_abort_if_not(var_1_17 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=130, var_1_11=126, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=127, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-9, var_1_40=19/5, var_1_43=-8, var_1_4=3, var_1_5=126, var_1_6=50, var_1_7=126, var_1_8=4, var_1_9=50] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_17 >= 32767) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=130, var_1_11=126, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=127, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-9, var_1_40=19/5, var_1_43=-8, var_1_4=3, var_1_5=126, var_1_6=50, var_1_7=126, var_1_8=4, var_1_9=50] [L165] CALL assume_abort_if_not(var_1_17 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=130, var_1_11=126, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=127, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-9, var_1_40=19/5, var_1_43=-8, var_1_4=3, var_1_5=126, var_1_6=50, var_1_7=126, var_1_8=4, var_1_9=50] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_17 <= 65534) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=130, var_1_11=126, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=127, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-9, var_1_40=19/5, var_1_43=-8, var_1_4=3, var_1_5=126, var_1_6=50, var_1_7=126, var_1_8=4, var_1_9=50] [L166] var_1_21 = __VERIFIER_nondet_double() [L167] CALL assume_abort_if_not((var_1_21 >= -922337.2036854765600e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=130, var_1_11=126, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=127, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-9, var_1_40=19/5, var_1_43=-8, var_1_4=3, var_1_5=126, var_1_6=50, var_1_7=126, var_1_8=4, var_1_9=50] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not((var_1_21 >= -922337.2036854765600e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=130, var_1_11=126, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=127, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-9, var_1_40=19/5, var_1_43=-8, var_1_4=3, var_1_5=126, var_1_6=50, var_1_7=126, var_1_8=4, var_1_9=50] [L168] var_1_29 = __VERIFIER_nondet_uchar() [L169] CALL assume_abort_if_not(var_1_29 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=130, var_1_11=126, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=127, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_24=2, var_1_27=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-9, var_1_40=19/5, var_1_43=-8, var_1_4=3, var_1_5=126, var_1_6=50, var_1_7=126, var_1_8=4, var_1_9=50] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_29 >= 0) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=130, var_1_11=126, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=127, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_24=2, var_1_27=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-9, var_1_40=19/5, var_1_43=-8, var_1_4=3, var_1_5=126, var_1_6=50, var_1_7=126, var_1_8=4, var_1_9=50] [L170] CALL assume_abort_if_not(var_1_29 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=130, var_1_11=126, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=127, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-9, var_1_40=19/5, var_1_43=-8, var_1_4=3, var_1_5=126, var_1_6=50, var_1_7=126, var_1_8=4, var_1_9=50] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_29 <= 0) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=130, var_1_11=126, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=127, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-9, var_1_40=19/5, var_1_43=-8, var_1_4=3, var_1_5=126, var_1_6=50, var_1_7=126, var_1_8=4, var_1_9=50] [L171] var_1_30 = __VERIFIER_nondet_uchar() [L172] CALL assume_abort_if_not(var_1_30 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=130, var_1_11=126, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=127, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-9, var_1_40=19/5, var_1_43=-8, var_1_4=3, var_1_5=126, var_1_6=50, var_1_7=126, var_1_8=4, var_1_9=50] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_30 >= 0) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=130, var_1_11=126, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=127, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-9, var_1_40=19/5, var_1_43=-8, var_1_4=3, var_1_5=126, var_1_6=50, var_1_7=126, var_1_8=4, var_1_9=50] [L173] CALL assume_abort_if_not(var_1_30 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=130, var_1_11=126, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=127, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-9, var_1_40=19/5, var_1_43=-8, var_1_4=3, var_1_5=126, var_1_6=50, var_1_7=126, var_1_8=4, var_1_9=50] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_30 <= 0) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=130, var_1_11=126, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=127, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-9, var_1_40=19/5, var_1_43=-8, var_1_4=3, var_1_5=126, var_1_6=50, var_1_7=126, var_1_8=4, var_1_9=50] [L174] var_1_31 = __VERIFIER_nondet_uchar() [L175] CALL assume_abort_if_not(var_1_31 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=130, var_1_11=126, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=127, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-9, var_1_40=19/5, var_1_43=-8, var_1_4=3, var_1_5=126, var_1_6=50, var_1_7=126, var_1_8=4, var_1_9=50] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_31 >= 0) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=130, var_1_11=126, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=127, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-9, var_1_40=19/5, var_1_43=-8, var_1_4=3, var_1_5=126, var_1_6=50, var_1_7=126, var_1_8=4, var_1_9=50] [L176] CALL assume_abort_if_not(var_1_31 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=130, var_1_11=126, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=127, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-9, var_1_40=19/5, var_1_43=-8, var_1_4=3, var_1_5=126, var_1_6=50, var_1_7=126, var_1_8=4, var_1_9=50] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_31 <= 0) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=130, var_1_11=126, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=127, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-9, var_1_40=19/5, var_1_43=-8, var_1_4=3, var_1_5=126, var_1_6=50, var_1_7=126, var_1_8=4, var_1_9=50] [L177] var_1_32 = __VERIFIER_nondet_uchar() [L178] CALL assume_abort_if_not(var_1_32 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=130, var_1_11=126, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=127, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-9, var_1_40=19/5, var_1_43=-8, var_1_4=3, var_1_5=126, var_1_6=50, var_1_7=126, var_1_8=4, var_1_9=50] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_32 >= 1) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=130, var_1_11=126, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=127, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-9, var_1_40=19/5, var_1_43=-8, var_1_4=3, var_1_5=126, var_1_6=50, var_1_7=126, var_1_8=4, var_1_9=50] [L179] CALL assume_abort_if_not(var_1_32 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=130, var_1_11=126, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=127, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-9, var_1_40=19/5, var_1_43=-8, var_1_4=3, var_1_5=126, var_1_6=50, var_1_7=126, var_1_8=4, var_1_9=50] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_32 <= 1) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=130, var_1_11=126, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=127, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-9, var_1_40=19/5, var_1_43=-8, var_1_4=3, var_1_5=126, var_1_6=50, var_1_7=126, var_1_8=4, var_1_9=50] [L180] var_1_39 = __VERIFIER_nondet_double() [L181] CALL assume_abort_if_not((var_1_39 >= 0.0F && var_1_39 <= -1.0e-20F) || (var_1_39 <= 9223372.036854776000e+12F && var_1_39 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=130, var_1_11=126, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=127, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_3=-9, var_1_40=19/5, var_1_43=-8, var_1_4=3, var_1_5=126, var_1_6=50, var_1_7=126, var_1_8=4, var_1_9=50] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not((var_1_39 >= 0.0F && var_1_39 <= -1.0e-20F) || (var_1_39 <= 9223372.036854776000e+12F && var_1_39 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=130, var_1_11=126, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=127, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_3=-9, var_1_40=19/5, var_1_43=-8, var_1_4=3, var_1_5=126, var_1_6=50, var_1_7=126, var_1_8=4, var_1_9=50] [L182] var_1_40 = __VERIFIER_nondet_double() [L183] CALL assume_abort_if_not((var_1_40 >= 0.0F && var_1_40 <= -1.0e-20F) || (var_1_40 <= 9223372.036854776000e+12F && var_1_40 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=130, var_1_11=126, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=127, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_3=-9, var_1_43=-8, var_1_4=3, var_1_5=126, var_1_6=50, var_1_7=126, var_1_8=4, var_1_9=50] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not((var_1_40 >= 0.0F && var_1_40 <= -1.0e-20F) || (var_1_40 <= 9223372.036854776000e+12F && var_1_40 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=130, var_1_11=126, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=127, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_3=-9, var_1_43=-8, var_1_4=3, var_1_5=126, var_1_6=50, var_1_7=126, var_1_8=4, var_1_9=50] [L197] RET updateVariables() [L198] CALL step() [L59] EXPR var_1_8 & var_1_4 [L59] COND FALSE !(last_1_var_1_15 <= (var_1_8 & var_1_4)) [L64] var_1_9 = var_1_4 [L66] EXPR (var_1_4 + var_1_9) & var_1_7 [L66] signed long int stepLocal_3 = (var_1_4 + var_1_9) & var_1_7; [L67] COND TRUE stepLocal_3 <= (var_1_10 - ((((var_1_11) < (var_1_16)) ? (var_1_11) : (var_1_16)))) [L68] var_1_15 = (var_1_11 + 64) [L72] var_1_37 = ((((((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11)))) < (var_1_1)) ? (((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11)))) : (var_1_1))) [L73] COND TRUE var_1_7 == var_1_11 [L74] COND TRUE (var_1_39 - var_1_40) < var_1_21 [L75] var_1_38 = ((((((((((var_1_21) < 0 ) ? -(var_1_21) : (var_1_21))) < 0 ) ? -((((var_1_21) < 0 ) ? -(var_1_21) : (var_1_21))) : ((((var_1_21) < 0 ) ? -(var_1_21) : (var_1_21))))) < 0 ) ? -(((((((var_1_21) < 0 ) ? -(var_1_21) : (var_1_21))) < 0 ) ? -((((var_1_21) < 0 ) ? -(var_1_21) : (var_1_21))) : ((((var_1_21) < 0 ) ? -(var_1_21) : (var_1_21))))) : (((((((var_1_21) < 0 ) ? -(var_1_21) : (var_1_21))) < 0 ) ? -((((var_1_21) < 0 ) ? -(var_1_21) : (var_1_21))) : ((((var_1_21) < 0 ) ? -(var_1_21) : (var_1_21))))))) [L82] signed long int stepLocal_1 = -4; [L83] signed long int stepLocal_0 = -16; [L84] COND FALSE !(stepLocal_1 > (var_1_5 / ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8))))) [L89] COND FALSE !(var_1_19 && var_1_19) [L94] var_1_18 = var_1_17 [L95] COND TRUE var_1_5 != ((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))) [L96] var_1_33 = (5 + var_1_11) [L98] COND TRUE ! var_1_19 [L99] COND FALSE !(((var_1_4 + -128) % var_1_17) >= var_1_4) [L105] var_1_19 = 0 [L106] COND FALSE !((~ var_1_4) > (var_1_11 / var_1_17)) [L109] var_1_20 = var_1_21 [L110] COND FALSE !(\read(var_1_19)) [L113] COND FALSE !(var_1_3 <= var_1_1) [L116] var_1_12 = (((((var_1_11 + var_1_4)) < (var_1_10)) ? ((var_1_11 + var_1_4)) : (var_1_10))) [L118] var_1_22 = var_1_10 [L119] unsigned long int stepLocal_2 = var_1_18; [L120] COND TRUE (~ var_1_3) < stepLocal_2 [L121] var_1_13 = (((((var_1_4 + var_1_3)) > (-5)) ? ((var_1_4 + var_1_3)) : (-5))) [L123] COND FALSE !(\read(var_1_19)) [L198] RET step() [L199] CALL, EXPR property() [L189] EXPR ((var_1_19 ? (var_1_1 == ((signed char) (((((var_1_3 + (1 - var_1_4))) < (var_1_5)) ? ((var_1_3 + (1 - var_1_4))) : (var_1_5))))) : 1) && ((-4 > (var_1_5 / ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8))))) ? ((var_1_4 < -16) ? (var_1_6 == ((unsigned long int) ((((32u) < 0 ) ? -(32u) : (32u))))) : 1) : 1)) && ((last_1_var_1_15 <= (var_1_8 & var_1_4)) ? ((((- 8) / (var_1_10 - var_1_11)) >= var_1_3) ? (var_1_9 == ((signed char) var_1_3)) : 1) : (var_1_9 == ((signed char) var_1_4))) [L189] EXPR var_1_8 & var_1_4 [L189] EXPR ((var_1_19 ? (var_1_1 == ((signed char) (((((var_1_3 + (1 - var_1_4))) < (var_1_5)) ? ((var_1_3 + (1 - var_1_4))) : (var_1_5))))) : 1) && ((-4 > (var_1_5 / ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8))))) ? ((var_1_4 < -16) ? (var_1_6 == ((unsigned long int) ((((32u) < 0 ) ? -(32u) : (32u))))) : 1) : 1)) && ((last_1_var_1_15 <= (var_1_8 & var_1_4)) ? ((((- 8) / (var_1_10 - var_1_11)) >= var_1_3) ? (var_1_9 == ((signed char) var_1_3)) : 1) : (var_1_9 == ((signed char) var_1_4))) [L189] EXPR (((((var_1_19 ? (var_1_1 == ((signed char) (((((var_1_3 + (1 - var_1_4))) < (var_1_5)) ? ((var_1_3 + (1 - var_1_4))) : (var_1_5))))) : 1) && ((-4 > (var_1_5 / ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8))))) ? ((var_1_4 < -16) ? (var_1_6 == ((unsigned long int) ((((32u) < 0 ) ? -(32u) : (32u))))) : 1) : 1)) && ((last_1_var_1_15 <= (var_1_8 & var_1_4)) ? ((((- 8) / (var_1_10 - var_1_11)) >= var_1_3) ? (var_1_9 == ((signed char) var_1_3)) : 1) : (var_1_9 == ((signed char) var_1_4)))) && ((var_1_3 <= var_1_1) ? (var_1_12 == ((unsigned long int) var_1_4)) : (var_1_12 == ((unsigned long int) (((((var_1_11 + var_1_4)) < (var_1_10)) ? ((var_1_11 + var_1_4)) : (var_1_10))))))) && (((~ var_1_3) < var_1_18) ? (var_1_13 == ((signed char) (((((var_1_4 + var_1_3)) > (-5)) ? ((var_1_4 + var_1_3)) : (-5))))) : 1)) && ((((var_1_4 + var_1_9) & var_1_7) <= (var_1_10 - ((((var_1_11) < (var_1_16)) ? (var_1_11) : (var_1_16))))) ? (var_1_15 == ((unsigned short int) (var_1_11 + 64))) : (var_1_15 == ((unsigned short int) ((((((((var_1_10) > ((var_1_17 - var_1_4))) ? (var_1_10) : ((var_1_17 - var_1_4))))) > (var_1_11)) ? (((((var_1_10) > ((var_1_17 - var_1_4))) ? (var_1_10) : ((var_1_17 - var_1_4))))) : (var_1_11)))))) [L189] EXPR (var_1_4 + var_1_9) & var_1_7 [L189] EXPR (((((var_1_19 ? (var_1_1 == ((signed char) (((((var_1_3 + (1 - var_1_4))) < (var_1_5)) ? ((var_1_3 + (1 - var_1_4))) : (var_1_5))))) : 1) && ((-4 > (var_1_5 / ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8))))) ? ((var_1_4 < -16) ? (var_1_6 == ((unsigned long int) ((((32u) < 0 ) ? -(32u) : (32u))))) : 1) : 1)) && ((last_1_var_1_15 <= (var_1_8 & var_1_4)) ? ((((- 8) / (var_1_10 - var_1_11)) >= var_1_3) ? (var_1_9 == ((signed char) var_1_3)) : 1) : (var_1_9 == ((signed char) var_1_4)))) && ((var_1_3 <= var_1_1) ? (var_1_12 == ((unsigned long int) var_1_4)) : (var_1_12 == ((unsigned long int) (((((var_1_11 + var_1_4)) < (var_1_10)) ? ((var_1_11 + var_1_4)) : (var_1_10))))))) && (((~ var_1_3) < var_1_18) ? (var_1_13 == ((signed char) (((((var_1_4 + var_1_3)) > (-5)) ? ((var_1_4 + var_1_3)) : (-5))))) : 1)) && ((((var_1_4 + var_1_9) & var_1_7) <= (var_1_10 - ((((var_1_11) < (var_1_16)) ? (var_1_11) : (var_1_16))))) ? (var_1_15 == ((unsigned short int) (var_1_11 + 64))) : (var_1_15 == ((unsigned short int) ((((((((var_1_10) > ((var_1_17 - var_1_4))) ? (var_1_10) : ((var_1_17 - var_1_4))))) > (var_1_11)) ? (((((var_1_10) > ((var_1_17 - var_1_4))) ? (var_1_10) : ((var_1_17 - var_1_4))))) : (var_1_11)))))) [L189-L190] return ((((((((var_1_19 ? (var_1_1 == ((signed char) (((((var_1_3 + (1 - var_1_4))) < (var_1_5)) ? ((var_1_3 + (1 - var_1_4))) : (var_1_5))))) : 1) && ((-4 > (var_1_5 / ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8))))) ? ((var_1_4 < -16) ? (var_1_6 == ((unsigned long int) ((((32u) < 0 ) ? -(32u) : (32u))))) : 1) : 1)) && ((last_1_var_1_15 <= (var_1_8 & var_1_4)) ? ((((- 8) / (var_1_10 - var_1_11)) >= var_1_3) ? (var_1_9 == ((signed char) var_1_3)) : 1) : (var_1_9 == ((signed char) var_1_4)))) && ((var_1_3 <= var_1_1) ? (var_1_12 == ((unsigned long int) var_1_4)) : (var_1_12 == ((unsigned long int) (((((var_1_11 + var_1_4)) < (var_1_10)) ? ((var_1_11 + var_1_4)) : (var_1_10))))))) && (((~ var_1_3) < var_1_18) ? (var_1_13 == ((signed char) (((((var_1_4 + var_1_3)) > (-5)) ? ((var_1_4 + var_1_3)) : (-5))))) : 1)) && ((((var_1_4 + var_1_9) & var_1_7) <= (var_1_10 - ((((var_1_11) < (var_1_16)) ? (var_1_11) : (var_1_16))))) ? (var_1_15 == ((unsigned short int) (var_1_11 + 64))) : (var_1_15 == ((unsigned short int) ((((((((var_1_10) > ((var_1_17 - var_1_4))) ? (var_1_10) : ((var_1_17 - var_1_4))))) > (var_1_11)) ? (((((var_1_10) > ((var_1_17 - var_1_4))) ? (var_1_10) : ((var_1_17 - var_1_4))))) : (var_1_11))))))) && (var_1_18 == ((unsigned long int) var_1_17))) && (var_1_19 == ((unsigned char) 0))) && (var_1_20 == ((double) var_1_21)) ; [L199] RET, EXPR property() [L199] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_15=128, var_1_10=130, var_1_11=126, var_1_12=129, var_1_13=-5, var_1_15=190, var_1_16=127, var_1_17=32767, var_1_18=32767, var_1_19=0, var_1_1=-10, var_1_20=2, var_1_21=2, var_1_22=130, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=131, var_1_35=8, var_1_37=-10, var_1_38=127/8, var_1_3=-9, var_1_43=-8, var_1_4=3, var_1_5=126, var_1_6=50, var_1_7=126, var_1_8=4, var_1_9=3] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_15=128, var_1_10=130, var_1_11=126, var_1_12=129, var_1_13=-5, var_1_15=190, var_1_16=127, var_1_17=32767, var_1_18=32767, var_1_19=0, var_1_1=-10, var_1_20=2, var_1_21=2, var_1_22=130, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=131, var_1_35=8, var_1_37=-10, var_1_38=127/8, var_1_3=-9, var_1_43=-8, var_1_4=3, var_1_5=126, var_1_6=50, var_1_7=126, var_1_8=4, var_1_9=3] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 57 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 1, TraceHistogramMax: 32, 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=57occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 116 NumberOfCodeBlocks, 116 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-02 18:46:10,227 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d6e57-f735-4ae6-a99d-befd46da2b96/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d6e57-f735-4ae6-a99d-befd46da2b96/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d6e57-f735-4ae6-a99d-befd46da2b96/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d6e57-f735-4ae6-a99d-befd46da2b96/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d6e57-f735-4ae6-a99d-befd46da2b96/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-84.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d6e57-f735-4ae6-a99d-befd46da2b96/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d6e57-f735-4ae6-a99d-befd46da2b96/bin/utaipan-verify-nQ1chXbOIh --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f6ae2d08b6b9cdbd7b18582cf72b2bfec08200de0cfc5a02e4f3dfeafad06eff --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 18:46:12,151 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 18:46:12,228 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d6e57-f735-4ae6-a99d-befd46da2b96/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-12-02 18:46:12,234 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 18:46:12,234 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 18:46:12,263 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 18:46:12,264 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 18:46:12,264 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 18:46:12,265 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 18:46:12,265 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 18:46:12,266 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 18:46:12,266 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 18:46:12,267 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 18:46:12,268 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 18:46:12,268 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 18:46:12,269 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 18:46:12,269 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 18:46:12,270 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 18:46:12,270 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 18:46:12,271 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 18:46:12,272 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 18:46:12,272 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 18:46:12,273 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 18:46:12,273 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 18:46:12,273 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 18:46:12,274 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 18:46:12,274 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 18:46:12,275 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 18:46:12,275 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 18:46:12,276 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 18:46:12,276 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 18:46:12,277 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 18:46:12,277 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 18:46:12,277 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 18:46:12,277 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 18:46:12,278 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 18:46:12,278 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 18:46:12,278 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 18:46:12,278 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 18:46:12,279 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 18:46:12,279 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 18:46:12,279 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 18:46:12,279 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 18:46:12,280 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 18:46:12,280 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_7a6d6e57-f735-4ae6-a99d-befd46da2b96/bin/utaipan-verify-nQ1chXbOIh/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d6e57-f735-4ae6-a99d-befd46da2b96/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f6ae2d08b6b9cdbd7b18582cf72b2bfec08200de0cfc5a02e4f3dfeafad06eff [2023-12-02 18:46:12,558 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 18:46:12,578 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 18:46:12,580 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 18:46:12,581 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 18:46:12,582 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 18:46:12,583 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d6e57-f735-4ae6-a99d-befd46da2b96/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-84.i [2023-12-02 18:46:15,352 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 18:46:15,566 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 18:46:15,567 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d6e57-f735-4ae6-a99d-befd46da2b96/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-84.i [2023-12-02 18:46:15,577 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d6e57-f735-4ae6-a99d-befd46da2b96/bin/utaipan-verify-nQ1chXbOIh/data/7bc3d0a88/a8bdcb5b1261486ebadea595e927d5cc/FLAGbb68e24b1 [2023-12-02 18:46:15,591 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d6e57-f735-4ae6-a99d-befd46da2b96/bin/utaipan-verify-nQ1chXbOIh/data/7bc3d0a88/a8bdcb5b1261486ebadea595e927d5cc [2023-12-02 18:46:15,593 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 18:46:15,594 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 18:46:15,595 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 18:46:15,595 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 18:46:15,599 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 18:46:15,600 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:46:15" (1/1) ... [2023-12-02 18:46:15,601 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@686fa8eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:46:15, skipping insertion in model container [2023-12-02 18:46:15,601 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:46:15" (1/1) ... [2023-12-02 18:46:15,632 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 18:46:15,756 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d6e57-f735-4ae6-a99d-befd46da2b96/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-84.i[919,932] [2023-12-02 18:46:15,831 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 18:46:15,847 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 18:46:15,857 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d6e57-f735-4ae6-a99d-befd46da2b96/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-84.i[919,932] [2023-12-02 18:46:15,901 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 18:46:15,921 INFO L206 MainTranslator]: Completed translation [2023-12-02 18:46:15,921 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:46:15 WrapperNode [2023-12-02 18:46:15,922 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 18:46:15,923 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 18:46:15,923 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 18:46:15,923 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 18:46:15,930 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:46:15" (1/1) ... [2023-12-02 18:46:15,943 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:46:15" (1/1) ... [2023-12-02 18:46:15,975 INFO L138 Inliner]: procedures = 27, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 197 [2023-12-02 18:46:15,975 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 18:46:15,976 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 18:46:15,976 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 18:46:15,976 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 18:46:15,986 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:46:15" (1/1) ... [2023-12-02 18:46:15,986 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:46:15" (1/1) ... [2023-12-02 18:46:15,993 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:46:15" (1/1) ... [2023-12-02 18:46:15,994 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:46:15" (1/1) ... [2023-12-02 18:46:16,010 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:46:15" (1/1) ... [2023-12-02 18:46:16,015 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:46:15" (1/1) ... [2023-12-02 18:46:16,018 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:46:15" (1/1) ... [2023-12-02 18:46:16,021 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:46:15" (1/1) ... [2023-12-02 18:46:16,027 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 18:46:16,028 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 18:46:16,028 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 18:46:16,028 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 18:46:16,029 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:46:15" (1/1) ... [2023-12-02 18:46:16,036 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 18:46:16,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d6e57-f735-4ae6-a99d-befd46da2b96/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 18:46:16,063 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d6e57-f735-4ae6-a99d-befd46da2b96/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 18:46:16,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d6e57-f735-4ae6-a99d-befd46da2b96/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 18:46:16,106 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 18:46:16,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 18:46:16,106 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 18:46:16,107 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 18:46:16,107 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 18:46:16,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 18:46:16,207 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 18:46:16,210 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 18:46:18,059 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 18:46:18,103 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 18:46:18,104 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 18:46:18,104 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:46:18 BoogieIcfgContainer [2023-12-02 18:46:18,105 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 18:46:18,107 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 18:46:18,108 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 18:46:18,111 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 18:46:18,111 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 06:46:15" (1/3) ... [2023-12-02 18:46:18,112 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71143a13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 06:46:18, skipping insertion in model container [2023-12-02 18:46:18,112 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:46:15" (2/3) ... [2023-12-02 18:46:18,112 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71143a13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 06:46:18, skipping insertion in model container [2023-12-02 18:46:18,112 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:46:18" (3/3) ... [2023-12-02 18:46:18,114 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-84.i [2023-12-02 18:46:18,132 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 18:46:18,132 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 18:46:18,180 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 18:46:18,186 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@7e981aaa, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 18:46:18,186 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 18:46:18,189 INFO L276 IsEmpty]: Start isEmpty. Operand has 88 states, 53 states have (on average 1.471698113207547) internal successors, (78), 54 states have internal predecessors, (78), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-12-02 18:46:18,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2023-12-02 18:46:18,204 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 18:46:18,205 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 18:46:18,205 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 18:46:18,209 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 18:46:18,209 INFO L85 PathProgramCache]: Analyzing trace with hash 57078164, now seen corresponding path program 1 times [2023-12-02 18:46:18,220 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 18:46:18,221 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [419123246] [2023-12-02 18:46:18,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 18:46:18,221 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 18:46:18,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d6e57-f735-4ae6-a99d-befd46da2b96/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 18:46:18,222 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d6e57-f735-4ae6-a99d-befd46da2b96/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 18:46:18,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d6e57-f735-4ae6-a99d-befd46da2b96/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-12-02 18:46:18,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 18:46:18,635 INFO L262 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 18:46:18,648 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 18:46:18,716 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 398 proven. 0 refuted. 0 times theorem prover too weak. 1586 trivial. 0 not checked. [2023-12-02 18:46:18,716 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 18:46:18,717 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 18:46:18,718 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [419123246] [2023-12-02 18:46:18,718 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [419123246] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 18:46:18,718 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 18:46:18,719 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 18:46:18,721 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1864766470] [2023-12-02 18:46:18,721 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 18:46:18,726 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-02 18:46:18,726 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 18:46:18,755 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-02 18:46:18,755 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 18:46:18,758 INFO L87 Difference]: Start difference. First operand has 88 states, 53 states have (on average 1.471698113207547) internal successors, (78), 54 states have internal predecessors, (78), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-12-02 18:46:18,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 18:46:18,867 INFO L93 Difference]: Finished difference Result 173 states and 314 transitions. [2023-12-02 18:46:18,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 18:46:18,877 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 201 [2023-12-02 18:46:18,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 18:46:18,884 INFO L225 Difference]: With dead ends: 173 [2023-12-02 18:46:18,885 INFO L226 Difference]: Without dead ends: 86 [2023-12-02 18:46:18,889 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 200 GetRequests, 200 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 18:46:18,892 INFO L413 NwaCegarLoop]: 134 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 134 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-02 18:46:18,893 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 134 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-02 18:46:18,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2023-12-02 18:46:18,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2023-12-02 18:46:18,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 52 states have (on average 1.4038461538461537) internal successors, (73), 52 states have internal predecessors, (73), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-12-02 18:46:18,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 137 transitions. [2023-12-02 18:46:18,939 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 137 transitions. Word has length 201 [2023-12-02 18:46:18,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 18:46:18,940 INFO L495 AbstractCegarLoop]: Abstraction has 86 states and 137 transitions. [2023-12-02 18:46:18,940 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-12-02 18:46:18,941 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 137 transitions. [2023-12-02 18:46:18,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2023-12-02 18:46:18,946 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 18:46:18,946 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 18:46:18,959 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d6e57-f735-4ae6-a99d-befd46da2b96/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-12-02 18:46:19,147 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d6e57-f735-4ae6-a99d-befd46da2b96/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 18:46:19,148 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 18:46:19,148 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 18:46:19,148 INFO L85 PathProgramCache]: Analyzing trace with hash -993286952, now seen corresponding path program 1 times [2023-12-02 18:46:19,149 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 18:46:19,150 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [671425701] [2023-12-02 18:46:19,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 18:46:19,150 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 18:46:19,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d6e57-f735-4ae6-a99d-befd46da2b96/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 18:46:19,152 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d6e57-f735-4ae6-a99d-befd46da2b96/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 18:46:19,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d6e57-f735-4ae6-a99d-befd46da2b96/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-12-02 18:46:19,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 18:46:19,619 INFO L262 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 18:46:19,628 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 18:46:20,174 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-12-02 18:46:20,175 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 18:46:20,175 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 18:46:20,175 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [671425701] [2023-12-02 18:46:20,176 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [671425701] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 18:46:20,176 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 18:46:20,176 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 18:46:20,176 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [851856136] [2023-12-02 18:46:20,177 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 18:46:20,178 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 18:46:20,179 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 18:46:20,180 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 18:46:20,180 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 18:46:20,180 INFO L87 Difference]: Start difference. First operand 86 states and 137 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-12-02 18:46:20,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 18:46:20,283 INFO L93 Difference]: Finished difference Result 168 states and 267 transitions. [2023-12-02 18:46:20,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 18:46:20,291 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 201 [2023-12-02 18:46:20,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 18:46:20,294 INFO L225 Difference]: With dead ends: 168 [2023-12-02 18:46:20,294 INFO L226 Difference]: Without dead ends: 83 [2023-12-02 18:46:20,295 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 200 GetRequests, 199 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 18:46:20,296 INFO L413 NwaCegarLoop]: 120 mSDtfsCounter, 30 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 30 SdHoareTripleChecker+Valid, 120 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-02 18:46:20,297 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [30 Valid, 120 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-02 18:46:20,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2023-12-02 18:46:20,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2023-12-02 18:46:20,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 49 states have (on average 1.2857142857142858) internal successors, (63), 49 states have internal predecessors, (63), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-12-02 18:46:20,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 127 transitions. [2023-12-02 18:46:20,314 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 127 transitions. Word has length 201 [2023-12-02 18:46:20,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 18:46:20,316 INFO L495 AbstractCegarLoop]: Abstraction has 83 states and 127 transitions. [2023-12-02 18:46:20,317 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-12-02 18:46:20,317 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 127 transitions. [2023-12-02 18:46:20,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2023-12-02 18:46:20,321 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 18:46:20,321 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 18:46:20,333 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d6e57-f735-4ae6-a99d-befd46da2b96/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-12-02 18:46:20,527 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d6e57-f735-4ae6-a99d-befd46da2b96/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 18:46:20,527 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 18:46:20,528 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 18:46:20,528 INFO L85 PathProgramCache]: Analyzing trace with hash 1688212061, now seen corresponding path program 1 times [2023-12-02 18:46:20,529 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 18:46:20,529 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1550886153] [2023-12-02 18:46:20,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 18:46:20,529 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 18:46:20,529 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d6e57-f735-4ae6-a99d-befd46da2b96/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 18:46:20,530 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d6e57-f735-4ae6-a99d-befd46da2b96/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 18:46:20,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d6e57-f735-4ae6-a99d-befd46da2b96/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-12-02 18:46:20,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 18:46:20,894 INFO L262 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 18:46:20,900 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 18:46:21,808 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1098 proven. 120 refuted. 0 times theorem prover too weak. 766 trivial. 0 not checked. [2023-12-02 18:46:21,809 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 18:46:22,692 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 18:46:22,692 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1550886153] [2023-12-02 18:46:22,692 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1550886153] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 18:46:22,692 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [152046106] [2023-12-02 18:46:22,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 18:46:22,693 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 18:46:22,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d6e57-f735-4ae6-a99d-befd46da2b96/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 18:46:22,696 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d6e57-f735-4ae6-a99d-befd46da2b96/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 18:46:22,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d6e57-f735-4ae6-a99d-befd46da2b96/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-12-02 18:46:23,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 18:46:23,675 INFO L262 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 18:46:23,681 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 18:46:24,124 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 267 proven. 87 refuted. 0 times theorem prover too weak. 1630 trivial. 0 not checked. [2023-12-02 18:46:24,125 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 18:46:25,771 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [152046106] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 18:46:25,772 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1364685889] [2023-12-02 18:46:25,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 18:46:25,772 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 18:46:25,772 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d6e57-f735-4ae6-a99d-befd46da2b96/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 18:46:25,773 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d6e57-f735-4ae6-a99d-befd46da2b96/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 18:46:25,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d6e57-f735-4ae6-a99d-befd46da2b96/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-12-02 18:46:26,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 18:46:26,075 INFO L262 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 18:46:26,082 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 18:46:26,819 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1098 proven. 120 refuted. 0 times theorem prover too weak. 766 trivial. 0 not checked. [2023-12-02 18:46:26,819 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 18:46:27,469 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1364685889] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 18:46:27,470 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-02 18:46:27,470 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 6, 8] total 9 [2023-12-02 18:46:27,470 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [410296658] [2023-12-02 18:46:27,470 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-02 18:46:27,471 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-12-02 18:46:27,472 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 18:46:27,473 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-12-02 18:46:27,473 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=133, Unknown=0, NotChecked=0, Total=182 [2023-12-02 18:46:27,473 INFO L87 Difference]: Start difference. First operand 83 states and 127 transitions. Second operand has 9 states, 9 states have (on average 8.88888888888889) internal successors, (80), 9 states have internal predecessors, (80), 3 states have call successors, (44), 3 states have call predecessors, (44), 5 states have return successors, (45), 3 states have call predecessors, (45), 3 states have call successors, (45) [2023-12-02 18:46:28,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 18:46:28,520 INFO L93 Difference]: Finished difference Result 185 states and 272 transitions. [2023-12-02 18:46:28,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-12-02 18:46:28,521 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.88888888888889) internal successors, (80), 9 states have internal predecessors, (80), 3 states have call successors, (44), 3 states have call predecessors, (44), 5 states have return successors, (45), 3 states have call predecessors, (45), 3 states have call successors, (45) Word has length 202 [2023-12-02 18:46:28,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 18:46:28,524 INFO L225 Difference]: With dead ends: 185 [2023-12-02 18:46:28,524 INFO L226 Difference]: Without dead ends: 103 [2023-12-02 18:46:28,526 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 690 GetRequests, 670 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=136, Invalid=326, Unknown=0, NotChecked=0, Total=462 [2023-12-02 18:46:28,528 INFO L413 NwaCegarLoop]: 79 mSDtfsCounter, 86 mSDsluCounter, 161 mSDsCounter, 0 mSdLazyCounter, 431 mSolverCounterSat, 29 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 88 SdHoareTripleChecker+Valid, 240 SdHoareTripleChecker+Invalid, 460 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 431 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-12-02 18:46:28,528 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [88 Valid, 240 Invalid, 460 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 431 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-12-02 18:46:28,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2023-12-02 18:46:28,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 98. [2023-12-02 18:46:28,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 98 states, 59 states have (on average 1.2033898305084745) internal successors, (71), 60 states have internal predecessors, (71), 34 states have call successors, (34), 4 states have call predecessors, (34), 4 states have return successors, (34), 33 states have call predecessors, (34), 34 states have call successors, (34) [2023-12-02 18:46:28,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 139 transitions. [2023-12-02 18:46:28,547 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 139 transitions. Word has length 202 [2023-12-02 18:46:28,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 18:46:28,548 INFO L495 AbstractCegarLoop]: Abstraction has 98 states and 139 transitions. [2023-12-02 18:46:28,548 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.88888888888889) internal successors, (80), 9 states have internal predecessors, (80), 3 states have call successors, (44), 3 states have call predecessors, (44), 5 states have return successors, (45), 3 states have call predecessors, (45), 3 states have call successors, (45) [2023-12-02 18:46:28,548 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 139 transitions. [2023-12-02 18:46:28,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2023-12-02 18:46:28,552 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 18:46:28,552 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 18:46:28,569 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d6e57-f735-4ae6-a99d-befd46da2b96/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2023-12-02 18:46:28,761 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d6e57-f735-4ae6-a99d-befd46da2b96/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-12-02 18:46:28,959 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d6e57-f735-4ae6-a99d-befd46da2b96/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2023-12-02 18:46:29,153 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d6e57-f735-4ae6-a99d-befd46da2b96/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d6e57-f735-4ae6-a99d-befd46da2b96/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d6e57-f735-4ae6-a99d-befd46da2b96/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt [2023-12-02 18:46:29,153 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 18:46:29,153 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 18:46:29,154 INFO L85 PathProgramCache]: Analyzing trace with hash 1553350489, now seen corresponding path program 1 times [2023-12-02 18:46:29,154 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 18:46:29,154 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1446710264] [2023-12-02 18:46:29,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 18:46:29,155 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 18:46:29,155 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d6e57-f735-4ae6-a99d-befd46da2b96/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 18:46:29,155 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d6e57-f735-4ae6-a99d-befd46da2b96/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 18:46:29,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d6e57-f735-4ae6-a99d-befd46da2b96/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2023-12-02 18:46:29,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 18:46:29,586 INFO L262 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 28 conjunts are in the unsatisfiable core [2023-12-02 18:46:29,592 INFO L285 TraceCheckSpWp]: Computing forward predicates...