./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-60.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95be655d-8244-43f7-9e2a-049abca58003/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95be655d-8244-43f7-9e2a-049abca58003/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95be655d-8244-43f7-9e2a-049abca58003/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95be655d-8244-43f7-9e2a-049abca58003/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-60.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95be655d-8244-43f7-9e2a-049abca58003/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95be655d-8244-43f7-9e2a-049abca58003/bin/utaipan-verify-t7M7D8N6sZ --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 21b0b70abd6180e05e68180a99c6bb88c555fb516cc7f4b982d6eaad60f4d26b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:04:32,695 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:04:32,810 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95be655d-8244-43f7-9e2a-049abca58003/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 05:04:32,817 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:04:32,818 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:04:32,866 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:04:32,867 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:04:32,867 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:04:32,869 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:04:32,874 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:04:32,874 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:04:32,875 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:04:32,876 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:04:32,877 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 05:04:32,878 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:04:32,879 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:04:32,879 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 05:04:32,880 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 05:04:32,880 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:04:32,882 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 05:04:32,883 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 05:04:32,883 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 05:04:32,885 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:04:32,885 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:04:32,886 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:04:32,886 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 05:04:32,887 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:04:32,887 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:04:32,896 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:04:32,897 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:04:32,897 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:04:32,898 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:04:32,899 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:04:32,899 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:04:32,899 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:04:32,900 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:04:32,900 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:04:32,900 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:04:32,901 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:04:32,901 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:04:32,901 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 05:04:32,906 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 05:04:32,906 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:04:32,907 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:04:32,907 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:04:32,908 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_95be655d-8244-43f7-9e2a-049abca58003/bin/utaipan-verify-t7M7D8N6sZ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95be655d-8244-43f7-9e2a-049abca58003/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 21b0b70abd6180e05e68180a99c6bb88c555fb516cc7f4b982d6eaad60f4d26b [2023-11-19 05:04:33,257 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:04:33,293 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:04:33,296 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:04:33,297 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:04:33,298 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:04:33,300 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95be655d-8244-43f7-9e2a-049abca58003/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-60.i [2023-11-19 05:04:36,421 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:04:36,630 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:04:36,631 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95be655d-8244-43f7-9e2a-049abca58003/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-60.i [2023-11-19 05:04:36,641 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95be655d-8244-43f7-9e2a-049abca58003/bin/utaipan-verify-t7M7D8N6sZ/data/9a4d0c1b4/bde94de8467249dca3178fcbb1a5ca3b/FLAG55c3e6460 [2023-11-19 05:04:36,668 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95be655d-8244-43f7-9e2a-049abca58003/bin/utaipan-verify-t7M7D8N6sZ/data/9a4d0c1b4/bde94de8467249dca3178fcbb1a5ca3b [2023-11-19 05:04:36,670 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:04:36,672 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:04:36,673 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:04:36,674 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:04:36,679 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:04:36,680 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:04:36" (1/1) ... [2023-11-19 05:04:36,681 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c0fd30f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:36, skipping insertion in model container [2023-11-19 05:04:36,681 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:04:36" (1/1) ... [2023-11-19 05:04:36,726 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:04:36,871 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_95be655d-8244-43f7-9e2a-049abca58003/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-60.i[919,932] [2023-11-19 05:04:36,950 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:04:36,970 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:04:36,983 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_95be655d-8244-43f7-9e2a-049abca58003/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-60.i[919,932] [2023-11-19 05:04:37,023 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:04:37,041 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:04:37,042 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:37 WrapperNode [2023-11-19 05:04:37,042 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:04:37,044 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:04:37,044 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:04:37,044 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:04:37,052 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:37" (1/1) ... [2023-11-19 05:04:37,065 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:37" (1/1) ... [2023-11-19 05:04:37,115 INFO L138 Inliner]: procedures = 26, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 198 [2023-11-19 05:04:37,116 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:04:37,117 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:04:37,117 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:04:37,117 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:04:37,127 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:37" (1/1) ... [2023-11-19 05:04:37,142 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:37" (1/1) ... [2023-11-19 05:04:37,146 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:37" (1/1) ... [2023-11-19 05:04:37,146 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:37" (1/1) ... [2023-11-19 05:04:37,159 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:37" (1/1) ... [2023-11-19 05:04:37,176 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:37" (1/1) ... [2023-11-19 05:04:37,179 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:37" (1/1) ... [2023-11-19 05:04:37,181 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:37" (1/1) ... [2023-11-19 05:04:37,198 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:04:37,200 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:04:37,206 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:04:37,206 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:04:37,207 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:37" (1/1) ... [2023-11-19 05:04:37,222 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:04:37,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95be655d-8244-43f7-9e2a-049abca58003/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:04:37,251 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95be655d-8244-43f7-9e2a-049abca58003/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:04:37,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95be655d-8244-43f7-9e2a-049abca58003/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:04:37,296 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:04:37,296 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:04:37,297 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:04:37,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 05:04:37,297 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:04:37,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:04:37,452 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:04:37,455 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:04:37,879 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:04:38,261 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:04:38,261 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:04:38,273 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:04:38 BoogieIcfgContainer [2023-11-19 05:04:38,273 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:04:38,276 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:04:38,276 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:04:38,280 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:04:38,280 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:04:36" (1/3) ... [2023-11-19 05:04:38,282 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17048da3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:04:38, skipping insertion in model container [2023-11-19 05:04:38,282 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:37" (2/3) ... [2023-11-19 05:04:38,285 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17048da3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:04:38, skipping insertion in model container [2023-11-19 05:04:38,286 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:04:38" (3/3) ... [2023-11-19 05:04:38,287 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-60.i [2023-11-19 05:04:38,307 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:04:38,308 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:04:38,362 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:04:38,369 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;@6a5307b8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:04:38,369 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:04:38,374 INFO L276 IsEmpty]: Start isEmpty. Operand has 54 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 23 states have internal predecessors, (25), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-19 05:04:38,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2023-11-19 05:04:38,388 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:04:38,389 INFO L195 NwaCegarLoop]: trace histogram [29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:04:38,389 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:04:38,395 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:04:38,395 INFO L85 PathProgramCache]: Analyzing trace with hash -1610051688, now seen corresponding path program 1 times [2023-11-19 05:04:38,406 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:04:38,406 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1237359772] [2023-11-19 05:04:38,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:04:38,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:04:38,600 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 05:04:38,601 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1586198063] [2023-11-19 05:04:38,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:04:38,601 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:04:38,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95be655d-8244-43f7-9e2a-049abca58003/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:04:38,619 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95be655d-8244-43f7-9e2a-049abca58003/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 05:04:38,658 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95be655d-8244-43f7-9e2a-049abca58003/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 05:04:38,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:04:38,879 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 05:04:38,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:04:39,072 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 05:04:39,075 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 05:04:39,076 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 05:04:39,107 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95be655d-8244-43f7-9e2a-049abca58003/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-19 05:04:39,294 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95be655d-8244-43f7-9e2a-049abca58003/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-19 05:04:39,299 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 05:04:39,303 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 05:04:39,456 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 05:04:39 BoogieIcfgContainer [2023-11-19 05:04:39,457 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 05:04:39,457 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 05:04:39,458 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 05:04:39,458 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 05:04:39,459 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:04:38" (3/4) ... [2023-11-19 05:04:39,461 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 05:04:39,462 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 05:04:39,464 INFO L158 Benchmark]: Toolchain (without parser) took 2791.59ms. Allocated memory was 123.7MB in the beginning and 157.3MB in the end (delta: 33.6MB). Free memory was 81.0MB in the beginning and 119.3MB in the end (delta: -38.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:04:39,464 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 123.7MB. Free memory is still 95.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:04:39,465 INFO L158 Benchmark]: CACSL2BoogieTranslator took 369.44ms. Allocated memory is still 123.7MB. Free memory was 81.0MB in the beginning and 65.9MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 05:04:39,466 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.44ms. Allocated memory is still 123.7MB. Free memory was 65.9MB in the beginning and 62.6MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 05:04:39,467 INFO L158 Benchmark]: Boogie Preprocessor took 82.93ms. Allocated memory is still 123.7MB. Free memory was 62.6MB in the beginning and 60.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 05:04:39,467 INFO L158 Benchmark]: RCFGBuilder took 1073.17ms. Allocated memory is still 123.7MB. Free memory was 60.5MB in the beginning and 91.4MB in the end (delta: -30.9MB). Peak memory consumption was 20.8MB. Max. memory is 16.1GB. [2023-11-19 05:04:39,468 INFO L158 Benchmark]: TraceAbstraction took 1180.53ms. Allocated memory was 123.7MB in the beginning and 157.3MB in the end (delta: 33.6MB). Free memory was 90.6MB in the beginning and 119.3MB in the end (delta: -28.7MB). Peak memory consumption was 51.5MB. Max. memory is 16.1GB. [2023-11-19 05:04:39,469 INFO L158 Benchmark]: Witness Printer took 5.08ms. Allocated memory is still 157.3MB. Free memory is still 119.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:04:39,472 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 123.7MB. Free memory is still 95.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 369.44ms. Allocated memory is still 123.7MB. Free memory was 81.0MB in the beginning and 65.9MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.44ms. Allocated memory is still 123.7MB. Free memory was 65.9MB in the beginning and 62.6MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 82.93ms. Allocated memory is still 123.7MB. Free memory was 62.6MB in the beginning and 60.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1073.17ms. Allocated memory is still 123.7MB. Free memory was 60.5MB in the beginning and 91.4MB in the end (delta: -30.9MB). Peak memory consumption was 20.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1180.53ms. Allocated memory was 123.7MB in the beginning and 157.3MB in the end (delta: 33.6MB). Free memory was 90.6MB in the beginning and 119.3MB in the end (delta: -28.7MB). Peak memory consumption was 51.5MB. Max. memory is 16.1GB. * Witness Printer took 5.08ms. Allocated memory is still 157.3MB. Free memory is still 119.3MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 192, overapproximation of someBinaryDOUBLEComparisonOperation at line 82, overapproximation of someBinaryArithmeticDOUBLEoperation at line 69. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = 32; [L23] unsigned char var_1_2 = 1; [L24] float var_1_4 = 7.8; [L25] signed short int var_1_6 = 16; [L26] signed short int var_1_7 = 256; [L27] float var_1_8 = 256.6; [L28] unsigned char var_1_9 = 50; [L29] unsigned char var_1_10 = 5; [L30] double var_1_11 = 127.75; [L31] unsigned char var_1_12 = 1; [L32] unsigned char var_1_13 = 1; [L33] unsigned char var_1_14 = 0; [L34] double var_1_15 = 15.2; [L35] double var_1_16 = 256.5; [L36] double var_1_17 = 256.5; [L37] double var_1_18 = 0.0; [L38] double var_1_19 = 9.7; [L39] unsigned long int var_1_20 = 10000000; [L40] unsigned long int var_1_21 = 4008920074; [L41] unsigned char var_1_23 = 0; [L42] unsigned char var_1_29 = 1; [L43] unsigned char var_1_30 = 0; [L44] signed long int var_1_31 = -32; [L45] float var_1_35 = 31.6; [L46] signed short int var_1_38 = -2; [L47] float var_1_40 = 7.2; [L48] signed short int var_1_43 = 25; [L49] signed long int var_1_44 = -2; [L50] signed short int last_1_var_1_1 = 32; [L51] unsigned char last_1_var_1_9 = 50; [L52] double last_1_var_1_11 = 127.75; [L53] double last_1_var_1_16 = 256.5; [L54] unsigned long int last_1_var_1_20 = 10000000; [L196] isInitial = 1 [L197] FCALL initially() [L198] COND TRUE 1 [L199] CALL updateLastVariables() [L185] last_1_var_1_1 = var_1_1 [L186] last_1_var_1_9 = var_1_9 [L187] last_1_var_1_11 = var_1_11 [L188] last_1_var_1_16 = var_1_16 [L189] last_1_var_1_20 = var_1_20 [L199] RET updateLastVariables() [L200] CALL updateVariables() [L138] var_1_2 = __VERIFIER_nondet_uchar() [L139] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=39/5, var_1_6=16, var_1_7=256, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=39/5, var_1_6=16, var_1_7=256, var_1_8=1283/5, var_1_9=50] [L140] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=39/5, var_1_6=16, var_1_7=256, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=39/5, var_1_6=16, var_1_7=256, var_1_8=1283/5, var_1_9=50] [L141] var_1_4 = __VERIFIER_nondet_float() [L142] CALL assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=2, var_1_6=16, var_1_7=256, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=2, var_1_6=16, var_1_7=256, var_1_8=1283/5, var_1_9=50] [L143] CALL assume_abort_if_not(var_1_4 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=2, var_1_6=16, var_1_7=256, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_4 != 0.0F) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=2, var_1_6=16, var_1_7=256, var_1_8=1283/5, var_1_9=50] [L144] var_1_6 = __VERIFIER_nondet_short() [L145] CALL assume_abort_if_not(var_1_6 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=2, var_1_6=30, var_1_7=256, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_6 >= -1) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=2, var_1_6=30, var_1_7=256, var_1_8=1283/5, var_1_9=50] [L146] CALL assume_abort_if_not(var_1_6 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=2, var_1_6=30, var_1_7=256, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_6 <= 32766) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=2, var_1_6=30, var_1_7=256, var_1_8=1283/5, var_1_9=50] [L147] var_1_7 = __VERIFIER_nondet_short() [L148] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=2, var_1_6=30, var_1_7=30, var_1_8=1283/5, 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_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=2, var_1_6=30, var_1_7=30, var_1_8=1283/5, var_1_9=50] [L149] CALL assume_abort_if_not(var_1_7 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=2, var_1_6=30, var_1_7=30, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_7 <= 32766) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=2, var_1_6=30, var_1_7=30, var_1_8=1283/5, var_1_9=50] [L150] var_1_10 = __VERIFIER_nondet_uchar() [L151] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=2, var_1_6=30, var_1_7=30, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=2, var_1_6=30, var_1_7=30, var_1_8=1283/5, var_1_9=50] [L152] CALL assume_abort_if_not(var_1_10 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=2, var_1_6=30, var_1_7=30, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_10 <= 254) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=2, var_1_6=30, var_1_7=30, var_1_8=1283/5, var_1_9=50] [L153] var_1_12 = __VERIFIER_nondet_uchar() [L154] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=2, var_1_6=30, var_1_7=30, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=2, var_1_6=30, var_1_7=30, var_1_8=1283/5, var_1_9=50] [L155] CALL assume_abort_if_not(var_1_12 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=2, var_1_6=30, var_1_7=30, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_12 <= 1) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=2, var_1_6=30, var_1_7=30, var_1_8=1283/5, var_1_9=50] [L156] var_1_13 = __VERIFIER_nondet_uchar() [L157] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=2, var_1_6=30, var_1_7=30, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=2, var_1_6=30, var_1_7=30, var_1_8=1283/5, var_1_9=50] [L158] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=2, var_1_6=30, var_1_7=30, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=2, var_1_6=30, var_1_7=30, var_1_8=1283/5, var_1_9=50] [L159] var_1_14 = __VERIFIER_nondet_uchar() [L160] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=2, var_1_6=30, var_1_7=30, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=2, var_1_6=30, var_1_7=30, var_1_8=1283/5, var_1_9=50] [L161] CALL assume_abort_if_not(var_1_14 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=2, var_1_6=30, var_1_7=30, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_14 <= 1) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=2, var_1_6=30, var_1_7=30, var_1_8=1283/5, var_1_9=50] [L162] var_1_15 = __VERIFIER_nondet_double() [L163] CALL assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=3, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=2, var_1_6=30, var_1_7=30, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=3, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=2, var_1_6=30, var_1_7=30, var_1_8=1283/5, var_1_9=50] [L164] var_1_17 = __VERIFIER_nondet_double() [L165] CALL assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=3, var_1_16=513/2, var_1_17=4, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=2, var_1_6=30, var_1_7=30, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=3, var_1_16=513/2, var_1_17=4, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=2, var_1_6=30, var_1_7=30, var_1_8=1283/5, var_1_9=50] [L166] var_1_18 = __VERIFIER_nondet_double() [L167] CALL assume_abort_if_not((var_1_18 >= 4611686.018427382800e+12F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=3, var_1_16=513/2, var_1_17=4, var_1_18=5, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=2, var_1_6=30, var_1_7=30, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not((var_1_18 >= 4611686.018427382800e+12F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=3, var_1_16=513/2, var_1_17=4, var_1_18=5, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=2, var_1_6=30, var_1_7=30, var_1_8=1283/5, var_1_9=50] [L168] var_1_19 = __VERIFIER_nondet_double() [L169] CALL assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=3, var_1_16=513/2, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=2, var_1_6=30, var_1_7=30, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=3, var_1_16=513/2, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=2, var_1_6=30, var_1_7=30, var_1_8=1283/5, var_1_9=50] [L170] var_1_21 = __VERIFIER_nondet_ulong() [L171] CALL assume_abort_if_not(var_1_21 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=3, var_1_16=513/2, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=32, var_1_20=10000000, var_1_21=4294967294, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=2, var_1_6=30, var_1_7=30, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_21 >= 2147483647) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=3, var_1_16=513/2, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=32, var_1_20=10000000, var_1_21=4294967294, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=2, var_1_6=30, var_1_7=30, var_1_8=1283/5, var_1_9=50] [L172] CALL assume_abort_if_not(var_1_21 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=3, var_1_16=513/2, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=32, var_1_20=10000000, var_1_21=4294967294, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=2, var_1_6=30, var_1_7=30, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_21 <= 4294967294) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=3, var_1_16=513/2, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=32, var_1_20=10000000, var_1_21=4294967294, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=2, var_1_6=30, var_1_7=30, var_1_8=1283/5, var_1_9=50] [L173] var_1_29 = __VERIFIER_nondet_uchar() [L174] CALL assume_abort_if_not(var_1_29 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=3, var_1_16=513/2, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=32, var_1_20=10000000, var_1_21=4294967294, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=2, var_1_6=30, var_1_7=30, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_29 >= 1) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=3, var_1_16=513/2, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=32, var_1_20=10000000, var_1_21=4294967294, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=2, var_1_6=30, var_1_7=30, var_1_8=1283/5, var_1_9=50] [L175] CALL assume_abort_if_not(var_1_29 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=3, var_1_16=513/2, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=32, var_1_20=10000000, var_1_21=4294967294, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=2, var_1_6=30, var_1_7=30, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_29 <= 1) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=3, var_1_16=513/2, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=32, var_1_20=10000000, var_1_21=4294967294, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=2, var_1_6=30, var_1_7=30, var_1_8=1283/5, var_1_9=50] [L176] var_1_30 = __VERIFIER_nondet_uchar() [L177] CALL assume_abort_if_not(var_1_30 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=3, var_1_16=513/2, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=32, var_1_20=10000000, var_1_21=4294967294, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=2, var_1_6=30, var_1_7=30, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_30 >= 0) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=3, var_1_16=513/2, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=32, var_1_20=10000000, var_1_21=4294967294, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=2, var_1_6=30, var_1_7=30, var_1_8=1283/5, var_1_9=50] [L178] CALL assume_abort_if_not(var_1_30 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=3, var_1_16=513/2, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=32, var_1_20=10000000, var_1_21=4294967294, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=2, var_1_6=30, var_1_7=30, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_30 <= 0) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=3, var_1_16=513/2, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=32, var_1_20=10000000, var_1_21=4294967294, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=2, var_1_6=30, var_1_7=30, var_1_8=1283/5, var_1_9=50] [L179] var_1_44 = __VERIFIER_nondet_long() [L180] CALL assume_abort_if_not(var_1_44 >= -2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=3, var_1_16=513/2, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=32, var_1_20=10000000, var_1_21=4294967294, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=2, var_1_6=30, var_1_7=30, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_44 >= -2147483647) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=3, var_1_16=513/2, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=32, var_1_20=10000000, var_1_21=4294967294, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=2, var_1_6=30, var_1_7=30, var_1_8=1283/5, var_1_9=50] [L181] CALL assume_abort_if_not(var_1_44 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=3, var_1_16=513/2, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=32, var_1_20=10000000, var_1_21=4294967294, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=2, var_1_6=30, var_1_7=30, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_44 <= 2147483647) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=3, var_1_16=513/2, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=32, var_1_20=10000000, var_1_21=4294967294, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=2, var_1_6=30, var_1_7=30, var_1_8=1283/5, var_1_9=50] [L182] CALL assume_abort_if_not(var_1_44 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=3, var_1_16=513/2, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=32, var_1_20=10000000, var_1_21=4294967294, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=2, var_1_6=30, var_1_7=30, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_44 != 0) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=3, var_1_16=513/2, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=32, var_1_20=10000000, var_1_21=4294967294, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=2, var_1_6=30, var_1_7=30, var_1_8=1283/5, var_1_9=50] [L200] RET updateVariables() [L201] CALL step() [L58] COND FALSE !(var_1_1 <= (var_1_7 + var_1_10)) [L65] COND TRUE var_1_9 != var_1_1 [L66] var_1_31 = ((((((var_1_10) > (var_1_7)) ? (var_1_10) : (var_1_7))) + var_1_9) - var_1_9) [L68] COND FALSE !(var_1_2 && var_1_29) [L71] var_1_35 = (var_1_19 + var_1_19) [L73] var_1_38 = var_1_10 [L74] COND FALSE !(\read(var_1_30)) [L81] COND TRUE (var_1_7 * var_1_9) > (~ var_1_9) [L82] COND FALSE !(var_1_19 == 0.25f) [L87] COND TRUE ((((var_1_10) < 0 ) ? -(var_1_10) : (var_1_10))) <= (2 / ((((var_1_44) < 0 ) ? -(var_1_44) : (var_1_44)))) [L88] var_1_43 = ((((var_1_9) > (var_1_9)) ? (var_1_9) : (var_1_9))) [L90] signed long int stepLocal_0 = (((var_1_7) < (last_1_var_1_1)) ? (var_1_7) : (last_1_var_1_1)); [L91] COND TRUE last_1_var_1_11 < (last_1_var_1_11 + last_1_var_1_16) [L92] COND FALSE !(stepLocal_0 > (var_1_6 * 1)) [L95] var_1_9 = var_1_10 [L100] unsigned long int stepLocal_1 = last_1_var_1_20; [L101] COND FALSE !(((var_1_10 * last_1_var_1_9) + last_1_var_1_1) > stepLocal_1) [L104] COND FALSE !((last_1_var_1_16 >= last_1_var_1_16) || ((var_1_2 && var_1_12) || (var_1_13 || var_1_14))) [L111] var_1_11 = var_1_15 [L113] COND FALSE !(\read(var_1_13)) [L116] COND TRUE var_1_9 >= var_1_9 [L117] var_1_20 = (var_1_21 - var_1_9) [L122] COND TRUE (- var_1_16) <= var_1_4 [L123] COND FALSE !((var_1_11 <= var_1_4) || var_1_2) [L127] COND FALSE !(\read(var_1_2)) [L134] var_1_1 = var_1_9 [L201] RET step() [L202] CALL, EXPR property() [L192-L193] return (((((var_1_2 ? (((var_1_11 / var_1_4) <= var_1_8) ? (var_1_1 == ((signed short int) (var_1_9 - var_1_9))) : (var_1_1 == ((signed short int) var_1_9))) : (var_1_1 == ((signed short int) var_1_9))) && (((- var_1_16) <= var_1_4) ? (((var_1_11 <= var_1_4) || var_1_2) ? (var_1_8 == ((float) 3.3f)) : 1) : 1)) && ((last_1_var_1_11 < (last_1_var_1_11 + last_1_var_1_16)) ? ((((((var_1_7) < (last_1_var_1_1)) ? (var_1_7) : (last_1_var_1_1))) > (var_1_6 * 1)) ? (var_1_9 == ((unsigned char) var_1_10)) : (var_1_9 == ((unsigned char) var_1_10))) : (var_1_9 == ((unsigned char) var_1_10)))) && (((last_1_var_1_16 >= last_1_var_1_16) || ((var_1_2 && var_1_12) || (var_1_13 || var_1_14))) ? (var_1_2 ? (var_1_11 == ((double) var_1_15)) : (var_1_11 == ((double) var_1_15))) : (var_1_11 == ((double) var_1_15)))) && ((((var_1_10 * last_1_var_1_9) + last_1_var_1_1) > last_1_var_1_20) ? (var_1_16 == ((double) (var_1_17 - (var_1_18 - var_1_19)))) : 1)) && (var_1_13 ? (var_1_20 == ((unsigned long int) (((((var_1_9) > (128u)) ? (var_1_9) : (128u))) + var_1_9))) : ((var_1_9 >= var_1_9) ? (var_1_20 == ((unsigned long int) (var_1_21 - var_1_9))) : (var_1_20 == ((unsigned long int) var_1_9)))) ; [L202] RET, EXPR property() [L202] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=3, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=3, var_1_16=513/2, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=4294967293, var_1_21=4294967294, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=30, var_1_38=1, var_1_40=36/5, var_1_43=50, var_1_44=-2, var_1_4=2, var_1_6=30, var_1_7=30, var_1_8=1283/5, var_1_9=1] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=3, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=3, var_1_16=513/2, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=4294967293, var_1_21=4294967294, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=30, var_1_38=1, var_1_40=36/5, var_1_43=50, var_1_44=-2, var_1_4=2, var_1_6=30, var_1_7=30, var_1_8=1283/5, var_1_9=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 54 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 1, TraceHistogramMax: 29, 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=54occurred 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, 0.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 107 NumberOfCodeBlocks, 107 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 05:04:39,515 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95be655d-8244-43f7-9e2a-049abca58003/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95be655d-8244-43f7-9e2a-049abca58003/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95be655d-8244-43f7-9e2a-049abca58003/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95be655d-8244-43f7-9e2a-049abca58003/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95be655d-8244-43f7-9e2a-049abca58003/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-60.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95be655d-8244-43f7-9e2a-049abca58003/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95be655d-8244-43f7-9e2a-049abca58003/bin/utaipan-verify-t7M7D8N6sZ --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 21b0b70abd6180e05e68180a99c6bb88c555fb516cc7f4b982d6eaad60f4d26b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:04:42,201 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:04:42,340 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95be655d-8244-43f7-9e2a-049abca58003/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 05:04:42,349 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:04:42,350 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:04:42,395 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:04:42,396 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:04:42,397 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:04:42,398 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:04:42,403 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:04:42,404 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:04:42,404 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:04:42,405 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:04:42,407 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:04:42,407 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:04:42,408 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:04:42,409 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:04:42,410 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:04:42,410 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:04:42,411 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:04:42,412 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:04:42,413 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:04:42,413 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:04:42,413 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:04:42,414 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 05:04:42,414 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 05:04:42,415 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 05:04:42,415 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:04:42,416 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:04:42,416 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:04:42,418 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:04:42,418 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 05:04:42,419 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:04:42,419 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:04:42,420 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:04:42,420 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:04:42,420 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:04:42,420 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 05:04:42,421 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 05:04:42,422 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:04:42,422 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:04:42,423 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:04:42,423 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_95be655d-8244-43f7-9e2a-049abca58003/bin/utaipan-verify-t7M7D8N6sZ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95be655d-8244-43f7-9e2a-049abca58003/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 21b0b70abd6180e05e68180a99c6bb88c555fb516cc7f4b982d6eaad60f4d26b [2023-11-19 05:04:42,877 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:04:42,914 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:04:42,917 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:04:42,918 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:04:42,919 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:04:42,920 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95be655d-8244-43f7-9e2a-049abca58003/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-60.i [2023-11-19 05:04:46,184 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:04:46,442 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:04:46,443 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95be655d-8244-43f7-9e2a-049abca58003/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-60.i [2023-11-19 05:04:46,453 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95be655d-8244-43f7-9e2a-049abca58003/bin/utaipan-verify-t7M7D8N6sZ/data/f67a2e654/791829e9168a4fdf8dedb858eecebd2e/FLAG6ff17bd66 [2023-11-19 05:04:46,467 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95be655d-8244-43f7-9e2a-049abca58003/bin/utaipan-verify-t7M7D8N6sZ/data/f67a2e654/791829e9168a4fdf8dedb858eecebd2e [2023-11-19 05:04:46,469 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:04:46,470 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:04:46,471 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:04:46,471 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:04:46,476 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:04:46,476 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:04:46" (1/1) ... [2023-11-19 05:04:46,478 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f07dcb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:46, skipping insertion in model container [2023-11-19 05:04:46,478 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:04:46" (1/1) ... [2023-11-19 05:04:46,509 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:04:46,662 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_95be655d-8244-43f7-9e2a-049abca58003/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-60.i[919,932] [2023-11-19 05:04:46,741 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:04:46,757 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:04:46,770 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_95be655d-8244-43f7-9e2a-049abca58003/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-60.i[919,932] [2023-11-19 05:04:46,861 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:04:46,898 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:04:46,899 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:46 WrapperNode [2023-11-19 05:04:46,899 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:04:46,900 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:04:46,900 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:04:46,900 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:04:46,912 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:46" (1/1) ... [2023-11-19 05:04:46,927 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:46" (1/1) ... [2023-11-19 05:04:46,960 INFO L138 Inliner]: procedures = 27, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 195 [2023-11-19 05:04:46,961 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:04:46,961 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:04:46,961 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:04:46,962 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:04:46,971 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:46" (1/1) ... [2023-11-19 05:04:46,971 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:46" (1/1) ... [2023-11-19 05:04:46,977 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:46" (1/1) ... [2023-11-19 05:04:46,977 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:46" (1/1) ... [2023-11-19 05:04:46,990 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:46" (1/1) ... [2023-11-19 05:04:46,994 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:46" (1/1) ... [2023-11-19 05:04:47,010 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:46" (1/1) ... [2023-11-19 05:04:47,013 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:46" (1/1) ... [2023-11-19 05:04:47,018 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:04:47,019 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:04:47,019 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:04:47,019 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:04:47,020 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:46" (1/1) ... [2023-11-19 05:04:47,039 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:04:47,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95be655d-8244-43f7-9e2a-049abca58003/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:04:47,071 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95be655d-8244-43f7-9e2a-049abca58003/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:04:47,092 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95be655d-8244-43f7-9e2a-049abca58003/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:04:47,121 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:04:47,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 05:04:47,121 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:04:47,121 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:04:47,122 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:04:47,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:04:47,214 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:04:47,217 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:05:00,987 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:05:01,007 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:05:01,007 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:05:01,012 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:05:01 BoogieIcfgContainer [2023-11-19 05:05:01,012 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:05:01,015 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:05:01,015 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:05:01,018 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:05:01,019 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:04:46" (1/3) ... [2023-11-19 05:05:01,019 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48c6bcab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:05:01, skipping insertion in model container [2023-11-19 05:05:01,020 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:46" (2/3) ... [2023-11-19 05:05:01,020 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48c6bcab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:05:01, skipping insertion in model container [2023-11-19 05:05:01,020 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:05:01" (3/3) ... [2023-11-19 05:05:01,022 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-60.i [2023-11-19 05:05:01,042 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:05:01,043 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:05:01,095 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:05:01,102 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;@591eaf47, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:05:01,103 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:05:01,115 INFO L276 IsEmpty]: Start isEmpty. Operand has 87 states, 55 states have (on average 1.4545454545454546) internal successors, (80), 56 states have internal predecessors, (80), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-19 05:05:01,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-11-19 05:05:01,135 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:05:01,136 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:05:01,139 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:05:01,143 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:05:01,143 INFO L85 PathProgramCache]: Analyzing trace with hash -910336461, now seen corresponding path program 1 times [2023-11-19 05:05:01,156 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:05:01,156 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1683599711] [2023-11-19 05:05:01,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:05:01,157 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:05:01,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95be655d-8244-43f7-9e2a-049abca58003/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:05:01,160 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95be655d-8244-43f7-9e2a-049abca58003/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:05:01,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95be655d-8244-43f7-9e2a-049abca58003/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-19 05:05:02,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:05:02,759 INFO L262 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 05:05:02,775 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:05:09,307 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 568 proven. 66 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2023-11-19 05:05:09,307 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 05:05:12,841 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 18 proven. 66 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2023-11-19 05:05:12,842 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:05:12,843 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1683599711] [2023-11-19 05:05:12,843 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1683599711] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 05:05:12,844 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1778565863] [2023-11-19 05:05:12,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:05:12,845 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 05:05:12,845 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95be655d-8244-43f7-9e2a-049abca58003/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 05:05:12,875 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95be655d-8244-43f7-9e2a-049abca58003/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 05:05:12,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95be655d-8244-43f7-9e2a-049abca58003/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-19 05:05:13,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:05:13,664 INFO L262 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 05:05:13,671 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:05:13,830 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-19 05:05:13,831 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:05:13,831 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1778565863] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:05:13,831 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-19 05:05:13,831 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5, 5] total 10 [2023-11-19 05:05:13,834 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [204718148] [2023-11-19 05:05:13,834 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:05:13,839 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 05:05:13,839 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:05:13,866 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 05:05:13,867 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2023-11-19 05:05:13,870 INFO L87 Difference]: Start difference. First operand has 87 states, 55 states have (on average 1.4545454545454546) internal successors, (80), 56 states have internal predecessors, (80), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-19 05:05:16,195 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:05:18,212 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:05:18,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:05:18,335 INFO L93 Difference]: Finished difference Result 202 states and 366 transitions. [2023-11-19 05:05:18,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 05:05:18,338 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 185 [2023-11-19 05:05:18,341 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:05:18,351 INFO L225 Difference]: With dead ends: 202 [2023-11-19 05:05:18,351 INFO L226 Difference]: Without dead ends: 118 [2023-11-19 05:05:18,356 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 552 GetRequests, 544 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2023-11-19 05:05:18,360 INFO L413 NwaCegarLoop]: 164 mSDtfsCounter, 50 mSDsluCounter, 120 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 284 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2023-11-19 05:05:18,361 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [50 Valid, 284 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 8 Invalid, 2 Unknown, 0 Unchecked, 4.4s Time] [2023-11-19 05:05:18,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2023-11-19 05:05:18,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 115. [2023-11-19 05:05:18,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115 states, 71 states have (on average 1.352112676056338) internal successors, (96), 72 states have internal predecessors, (96), 41 states have call successors, (41), 2 states have call predecessors, (41), 2 states have return successors, (41), 40 states have call predecessors, (41), 41 states have call successors, (41) [2023-11-19 05:05:18,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 178 transitions. [2023-11-19 05:05:18,431 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 178 transitions. Word has length 185 [2023-11-19 05:05:18,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:05:18,433 INFO L495 AbstractCegarLoop]: Abstraction has 115 states and 178 transitions. [2023-11-19 05:05:18,434 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-19 05:05:18,434 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 178 transitions. [2023-11-19 05:05:18,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2023-11-19 05:05:18,440 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:05:18,440 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:05:18,467 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95be655d-8244-43f7-9e2a-049abca58003/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2023-11-19 05:05:18,662 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95be655d-8244-43f7-9e2a-049abca58003/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-11-19 05:05:18,858 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95be655d-8244-43f7-9e2a-049abca58003/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95be655d-8244-43f7-9e2a-049abca58003/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt [2023-11-19 05:05:18,859 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:05:18,859 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:05:18,860 INFO L85 PathProgramCache]: Analyzing trace with hash 1149385318, now seen corresponding path program 1 times [2023-11-19 05:05:18,861 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:05:18,861 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1958488525] [2023-11-19 05:05:18,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:05:18,861 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:05:18,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95be655d-8244-43f7-9e2a-049abca58003/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:05:18,863 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95be655d-8244-43f7-9e2a-049abca58003/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:05:18,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95be655d-8244-43f7-9e2a-049abca58003/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-19 05:05:20,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:05:20,411 INFO L262 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 05:05:20,418 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:05:26,086 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 568 proven. 66 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2023-11-19 05:05:26,087 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 05:05:29,097 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 18 proven. 66 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2023-11-19 05:05:29,097 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:05:29,097 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1958488525] [2023-11-19 05:05:29,097 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1958488525] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 05:05:29,098 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [733071471] [2023-11-19 05:05:29,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:05:29,098 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 05:05:29,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95be655d-8244-43f7-9e2a-049abca58003/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 05:05:29,100 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95be655d-8244-43f7-9e2a-049abca58003/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 05:05:29,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95be655d-8244-43f7-9e2a-049abca58003/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-19 05:05:29,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:05:29,986 INFO L262 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 05:05:29,993 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:05:30,401 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-19 05:05:30,401 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:05:30,402 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [733071471] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:05:30,402 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-19 05:05:30,402 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5, 5] total 10 [2023-11-19 05:05:30,403 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1830956500] [2023-11-19 05:05:30,403 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:05:30,404 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 05:05:30,405 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:05:30,406 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 05:05:30,406 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2023-11-19 05:05:30,407 INFO L87 Difference]: Start difference. First operand 115 states and 178 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29)