./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-72.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 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_9ba132f4-253f-4f95-acf8-3d633c24c9dc/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ba132f4-253f-4f95-acf8-3d633c24c9dc/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ba132f4-253f-4f95-acf8-3d633c24c9dc/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ba132f4-253f-4f95-acf8-3d633c24c9dc/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-72.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ba132f4-253f-4f95-acf8-3d633c24c9dc/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ba132f4-253f-4f95-acf8-3d633c24c9dc/bin/utaipan-verify-NcY6lQBIFX --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 6b261b46738dc0a9db26822637ec843da493e234cf769a01c10942fcb0315b00 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:53:45,325 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:53:45,412 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ba132f4-253f-4f95-acf8-3d633c24c9dc/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-12 00:53:45,418 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:53:45,418 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:53:45,446 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:53:45,447 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:53:45,448 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:53:45,449 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:53:45,449 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:53:45,450 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:53:45,450 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:53:45,451 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:53:45,451 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:53:45,452 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:53:45,453 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:53:45,453 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:53:45,454 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:53:45,454 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:53:45,455 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:53:45,455 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:53:45,456 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:53:45,457 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:53:45,457 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:53:45,458 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:53:45,458 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:53:45,459 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:53:45,459 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:53:45,460 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:53:45,460 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:53:45,460 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:53:45,461 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:53:45,461 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:53:45,462 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:53:45,462 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:53:45,462 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:53:45,462 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:53:45,463 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:53:45,463 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:53:45,463 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:53:45,463 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:53:45,464 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:53:45,464 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:53:45,464 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:53:45,464 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:53:45,465 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_9ba132f4-253f-4f95-acf8-3d633c24c9dc/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ba132f4-253f-4f95-acf8-3d633c24c9dc/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6b261b46738dc0a9db26822637ec843da493e234cf769a01c10942fcb0315b00 [2023-11-12 00:53:45,746 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:53:45,778 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:53:45,781 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:53:45,782 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:53:45,783 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:53:45,785 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ba132f4-253f-4f95-acf8-3d633c24c9dc/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-72.i [2023-11-12 00:53:48,871 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:53:49,111 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:53:49,112 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ba132f4-253f-4f95-acf8-3d633c24c9dc/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-72.i [2023-11-12 00:53:49,126 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ba132f4-253f-4f95-acf8-3d633c24c9dc/bin/utaipan-verify-NcY6lQBIFX/data/e9f0968d4/26d5e659cd8f4248b38ffa727600e76c/FLAG2cde50f8b [2023-11-12 00:53:49,141 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ba132f4-253f-4f95-acf8-3d633c24c9dc/bin/utaipan-verify-NcY6lQBIFX/data/e9f0968d4/26d5e659cd8f4248b38ffa727600e76c [2023-11-12 00:53:49,144 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:53:49,145 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:53:49,147 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:53:49,147 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:53:49,160 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:53:49,161 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:53:49" (1/1) ... [2023-11-12 00:53:49,162 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b59b1d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:53:49, skipping insertion in model container [2023-11-12 00:53:49,163 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:53:49" (1/1) ... [2023-11-12 00:53:49,222 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:53:49,424 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_9ba132f4-253f-4f95-acf8-3d633c24c9dc/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-72.i[916,929] [2023-11-12 00:53:49,557 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:53:49,569 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:53:49,582 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_9ba132f4-253f-4f95-acf8-3d633c24c9dc/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-72.i[916,929] [2023-11-12 00:53:49,623 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:53:49,642 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:53:49,643 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:53:49 WrapperNode [2023-11-12 00:53:49,643 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:53:49,644 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:53:49,644 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:53:49,645 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:53:49,652 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:53:49" (1/1) ... [2023-11-12 00:53:49,666 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:53:49" (1/1) ... [2023-11-12 00:53:49,713 INFO L138 Inliner]: procedures = 26, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 294 [2023-11-12 00:53:49,714 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:53:49,715 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:53:49,715 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:53:49,715 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:53:49,725 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:53:49" (1/1) ... [2023-11-12 00:53:49,725 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:53:49" (1/1) ... [2023-11-12 00:53:49,730 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:53:49" (1/1) ... [2023-11-12 00:53:49,730 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:53:49" (1/1) ... [2023-11-12 00:53:49,751 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:53:49" (1/1) ... [2023-11-12 00:53:49,756 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:53:49" (1/1) ... [2023-11-12 00:53:49,762 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:53:49" (1/1) ... [2023-11-12 00:53:49,766 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:53:49" (1/1) ... [2023-11-12 00:53:49,775 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:53:49,776 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:53:49,776 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:53:49,777 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:53:49,777 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:53:49" (1/1) ... [2023-11-12 00:53:49,798 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:53:49,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ba132f4-253f-4f95-acf8-3d633c24c9dc/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:53:49,833 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ba132f4-253f-4f95-acf8-3d633c24c9dc/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:53:49,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ba132f4-253f-4f95-acf8-3d633c24c9dc/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:53:49,879 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:53:49,879 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:53:49,880 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:53:49,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:53:49,880 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:53:49,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:53:49,981 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:53:49,983 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:53:50,583 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:53:51,259 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:53:51,259 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:53:51,262 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:53:51 BoogieIcfgContainer [2023-11-12 00:53:51,262 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:53:51,267 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:53:51,267 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:53:51,270 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:53:51,270 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:53:49" (1/3) ... [2023-11-12 00:53:51,272 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ccb2ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:53:51, skipping insertion in model container [2023-11-12 00:53:51,272 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:53:49" (2/3) ... [2023-11-12 00:53:51,275 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ccb2ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:53:51, skipping insertion in model container [2023-11-12 00:53:51,275 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:53:51" (3/3) ... [2023-11-12 00:53:51,276 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-72.i [2023-11-12 00:53:51,295 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:53:51,296 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:53:51,360 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:53:51,368 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;@308d1261, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:53:51,368 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:53:51,374 INFO L276 IsEmpty]: Start isEmpty. Operand has 53 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 22 states have internal predecessors, (24), 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) [2023-11-12 00:53:51,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2023-11-12 00:53:51,391 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:53:51,392 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] [2023-11-12 00:53:51,393 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:53:51,407 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:53:51,407 INFO L85 PathProgramCache]: Analyzing trace with hash 844930198, now seen corresponding path program 1 times [2023-11-12 00:53:51,417 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:53:51,417 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [312520586] [2023-11-12 00:53:51,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:53:51,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:53:51,690 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 00:53:51,691 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [814117783] [2023-11-12 00:53:51,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:53:51,691 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:53:51,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ba132f4-253f-4f95-acf8-3d633c24c9dc/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:53:51,695 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ba132f4-253f-4f95-acf8-3d633c24c9dc/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 00:53:51,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ba132f4-253f-4f95-acf8-3d633c24c9dc/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-12 00:53:52,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:53:52,060 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 00:53:52,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:53:52,322 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-12 00:53:52,324 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-12 00:53:52,326 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-12 00:53:52,337 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ba132f4-253f-4f95-acf8-3d633c24c9dc/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-12 00:53:52,536 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ba132f4-253f-4f95-acf8-3d633c24c9dc/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:53:52,540 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-12 00:53:52,544 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 00:53:52,674 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 12:53:52 BoogieIcfgContainer [2023-11-12 00:53:52,675 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 00:53:52,675 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:53:52,675 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:53:52,676 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:53:52,676 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:53:51" (3/4) ... [2023-11-12 00:53:52,679 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 00:53:52,680 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:53:52,681 INFO L158 Benchmark]: Toolchain (without parser) took 3535.53ms. Allocated memory is still 165.7MB. Free memory was 119.8MB in the beginning and 78.5MB in the end (delta: 41.3MB). Peak memory consumption was 43.2MB. Max. memory is 16.1GB. [2023-11-12 00:53:52,681 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 115.3MB. Free memory is still 90.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:53:52,682 INFO L158 Benchmark]: CACSL2BoogieTranslator took 496.50ms. Allocated memory is still 165.7MB. Free memory was 119.8MB in the beginning and 102.6MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-12 00:53:52,683 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.89ms. Allocated memory is still 165.7MB. Free memory was 102.6MB in the beginning and 97.1MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-12 00:53:52,683 INFO L158 Benchmark]: Boogie Preprocessor took 60.96ms. Allocated memory is still 165.7MB. Free memory was 97.1MB in the beginning and 94.2MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:53:52,684 INFO L158 Benchmark]: RCFGBuilder took 1486.21ms. Allocated memory is still 165.7MB. Free memory was 94.2MB in the beginning and 70.3MB in the end (delta: 23.9MB). Peak memory consumption was 39.9MB. Max. memory is 16.1GB. [2023-11-12 00:53:52,685 INFO L158 Benchmark]: TraceAbstraction took 1408.12ms. Allocated memory is still 165.7MB. Free memory was 70.2MB in the beginning and 79.6MB in the end (delta: -9.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:53:52,685 INFO L158 Benchmark]: Witness Printer took 4.58ms. Allocated memory is still 165.7MB. Free memory was 79.6MB in the beginning and 78.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:53:52,692 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 115.3MB. Free memory is still 90.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 496.50ms. Allocated memory is still 165.7MB. Free memory was 119.8MB in the beginning and 102.6MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.89ms. Allocated memory is still 165.7MB. Free memory was 102.6MB in the beginning and 97.1MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.96ms. Allocated memory is still 165.7MB. Free memory was 97.1MB in the beginning and 94.2MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1486.21ms. Allocated memory is still 165.7MB. Free memory was 94.2MB in the beginning and 70.3MB in the end (delta: 23.9MB). Peak memory consumption was 39.9MB. Max. memory is 16.1GB. * TraceAbstraction took 1408.12ms. Allocated memory is still 165.7MB. Free memory was 70.2MB in the beginning and 79.6MB in the end (delta: -9.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.58ms. Allocated memory is still 165.7MB. Free memory was 79.6MB in the beginning and 78.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of shiftRight at line 122, overapproximation of someBinaryFLOATComparisonOperation at line 72, overapproximation of bitwiseOr at line 62, overapproximation of bitwiseAnd at line 114, overapproximation of someBinaryDOUBLEComparisonOperation at line 106, overapproximation of someUnaryFLOAToperation at line 79, overapproximation of someBinaryArithmeticFLOAToperation at line 102. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 0; [L23] unsigned char var_1_4 = 0; [L24] unsigned char var_1_5 = 0; [L25] unsigned char var_1_6 = 0; [L26] unsigned char var_1_7 = 0; [L27] signed short int var_1_8 = -16; [L28] signed long int var_1_12 = -10; [L29] double var_1_14 = 127.8; [L30] double var_1_15 = 1.375; [L31] unsigned char var_1_19 = 1; [L32] float var_1_20 = 10.4; [L33] float var_1_21 = 3.075; [L34] double var_1_22 = 64.375; [L35] signed char var_1_23 = 16; [L36] signed char var_1_24 = 64; [L37] signed char var_1_25 = 0; [L38] double var_1_26 = 255.125; [L39] unsigned short int var_1_27 = 128; [L40] unsigned char var_1_28 = 1; [L41] unsigned short int var_1_29 = 128; [L42] unsigned short int var_1_30 = 49567; [L43] unsigned short int var_1_31 = 100; [L44] unsigned short int var_1_32 = 0; [L45] unsigned short int var_1_33 = 1; [L46] unsigned short int var_1_34 = 4; [L47] unsigned short int var_1_35 = 0; [L48] unsigned long int var_1_36 = 16; [L49] signed short int last_1_var_1_8 = -16; [L50] signed long int last_1_var_1_12 = -10; [L51] float last_1_var_1_20 = 10.4; [L52] signed char last_1_var_1_23 = 16; [L53] unsigned char last_1_var_1_28 = 1; [L54] unsigned short int last_1_var_1_29 = 128; [L55] unsigned long int last_1_var_1_36 = 16; [L204] isInitial = 1 [L205] FCALL initially() [L206] COND TRUE 1 [L207] CALL updateLastVariables() [L191] last_1_var_1_8 = var_1_8 [L192] last_1_var_1_12 = var_1_12 [L193] last_1_var_1_20 = var_1_20 [L194] last_1_var_1_23 = var_1_23 [L195] last_1_var_1_28 = var_1_28 [L196] last_1_var_1_29 = var_1_29 [L197] last_1_var_1_36 = var_1_36 [L207] RET updateLastVariables() [L208] CALL updateVariables() [L145] var_1_4 = __VERIFIER_nondet_uchar() [L146] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=639/5, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=639/5, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L147] CALL assume_abort_if_not(var_1_4 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=639/5, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_4 <= 0) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=639/5, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L148] var_1_5 = __VERIFIER_nondet_uchar() [L149] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=639/5, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=639/5, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L150] CALL assume_abort_if_not(var_1_5 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=639/5, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_5 <= 0) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=639/5, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L151] var_1_6 = __VERIFIER_nondet_uchar() [L152] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=639/5, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=639/5, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L153] CALL assume_abort_if_not(var_1_6 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=639/5, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_6 <= 0) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=639/5, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L154] var_1_7 = __VERIFIER_nondet_uchar() [L155] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=639/5, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=639/5, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L156] CALL assume_abort_if_not(var_1_7 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=639/5, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_7 <= 0) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=639/5, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L157] var_1_14 = __VERIFIER_nondet_double() [L158] CALL assume_abort_if_not((var_1_14 >= -922337.2036854776000e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not((var_1_14 >= -922337.2036854776000e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L159] CALL assume_abort_if_not(var_1_14 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_14 != 0.0F) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L160] var_1_15 = __VERIFIER_nondet_double() [L161] CALL assume_abort_if_not((var_1_15 >= -922337.2036854776000e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not((var_1_15 >= -922337.2036854776000e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L162] CALL assume_abort_if_not(var_1_15 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_15 != 0.0F) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L163] var_1_21 = __VERIFIER_nondet_float() [L164] CALL assume_abort_if_not((var_1_21 >= -461168.6018427382800e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=515/8, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not((var_1_21 >= -461168.6018427382800e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=515/8, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L165] var_1_24 = __VERIFIER_nondet_char() [L166] CALL assume_abort_if_not(var_1_24 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=515/8, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_24 >= 63) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=515/8, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L167] CALL assume_abort_if_not(var_1_24 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=515/8, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_24 <= 126) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=515/8, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L168] var_1_25 = __VERIFIER_nondet_char() [L169] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=515/8, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=63, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=515/8, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=63, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L170] CALL assume_abort_if_not(var_1_25 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=515/8, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=63, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_25 <= 63) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=515/8, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=63, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L171] var_1_30 = __VERIFIER_nondet_ushort() [L172] CALL assume_abort_if_not(var_1_30 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=515/8, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=63, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_30 >= 32767) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=515/8, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=63, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L173] CALL assume_abort_if_not(var_1_30 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=515/8, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=63, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_30 <= 65534) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=515/8, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=63, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L174] var_1_31 = __VERIFIER_nondet_ushort() [L175] CALL assume_abort_if_not(var_1_31 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=515/8, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=63, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_31=65534, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_31 >= 0) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=515/8, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=63, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_31=65534, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L176] CALL assume_abort_if_not(var_1_31 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=515/8, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=63, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_31=65534, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_31 <= 65534) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=515/8, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=63, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_31=65534, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L177] var_1_32 = __VERIFIER_nondet_ushort() [L178] CALL assume_abort_if_not(var_1_32 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=515/8, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=63, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_31=65534, var_1_32=65534, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_32 >= 0) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=515/8, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=63, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_31=65534, var_1_32=65534, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L179] CALL assume_abort_if_not(var_1_32 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=515/8, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=63, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_31=65534, var_1_32=65534, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_32 <= 65534) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=515/8, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=63, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_31=65534, var_1_32=65534, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L180] var_1_33 = __VERIFIER_nondet_ushort() [L181] CALL assume_abort_if_not(var_1_33 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=515/8, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=63, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_31=65534, var_1_32=65534, var_1_33=64, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_33 >= 0) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=515/8, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=63, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_31=65534, var_1_32=65534, var_1_33=64, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L182] CALL assume_abort_if_not(var_1_33 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=515/8, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=63, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_31=65534, var_1_32=65534, var_1_33=64, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_33 <= 65534) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=515/8, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=63, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_31=65534, var_1_32=65534, var_1_33=64, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L183] var_1_34 = __VERIFIER_nondet_ushort() [L184] CALL assume_abort_if_not(var_1_34 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=515/8, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=63, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_31=65534, var_1_32=65534, var_1_33=64, var_1_34=63, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_34 >= 0) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=515/8, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=63, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_31=65534, var_1_32=65534, var_1_33=64, var_1_34=63, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L185] CALL assume_abort_if_not(var_1_34 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=515/8, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=63, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_31=65534, var_1_32=65534, var_1_33=64, var_1_34=63, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_34 <= 32767) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=515/8, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=63, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_31=65534, var_1_32=65534, var_1_33=64, var_1_34=63, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L186] var_1_35 = __VERIFIER_nondet_ushort() [L187] CALL assume_abort_if_not(var_1_35 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=515/8, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=63, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_31=65534, var_1_32=65534, var_1_33=64, var_1_34=63, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not(var_1_35 >= 0) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=515/8, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=63, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_31=65534, var_1_32=65534, var_1_33=64, var_1_34=63, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L188] CALL assume_abort_if_not(var_1_35 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=515/8, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=63, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_31=65534, var_1_32=65534, var_1_33=64, var_1_34=63, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not(var_1_35 <= 32767) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=515/8, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=63, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_31=65534, var_1_32=65534, var_1_33=64, var_1_34=63, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L208] RET updateVariables() [L209] CALL step() [L59] signed long int stepLocal_7 = last_1_var_1_23 + var_1_24; [L60] signed long int stepLocal_6 = last_1_var_1_23; [L61] COND FALSE !(\read(var_1_7)) [L70] var_1_28 = 0 [L72] unsigned char stepLocal_5 = var_1_21 != last_1_var_1_20; [L73] COND TRUE (var_1_6 || last_1_var_1_28) && stepLocal_5 [L74] var_1_23 = (-1 - (var_1_24 - var_1_25)) [L78] COND FALSE !(\read(var_1_5)) [L81] var_1_26 = var_1_21 [L83] var_1_27 = var_1_24 [L84] COND FALSE !(\read(var_1_28)) [L87] var_1_8 = var_1_23 [L89] unsigned char stepLocal_3 = var_1_27 < (var_1_23 >> 25); [L90] unsigned short int stepLocal_2 = var_1_27; [L91] COND FALSE !(stepLocal_3 && var_1_6) [L98] var_1_19 = var_1_7 [L100] signed long int stepLocal_4 = last_1_var_1_8; [L101] COND FALSE !(last_1_var_1_23 <= stepLocal_4) [L104] var_1_20 = var_1_21 [L106] COND FALSE !(var_1_20 > var_1_15) [L109] COND FALSE !(var_1_20 < var_1_14) [L112] var_1_29 = ((((var_1_24) > ((((((var_1_25) > (var_1_34)) ? (var_1_25) : (var_1_34))) + var_1_35))) ? (var_1_24) : ((((((var_1_25) > (var_1_34)) ? (var_1_25) : (var_1_34))) + var_1_35)))) [L114] EXPR (var_1_23 * var_1_23) & var_1_8 [L114] signed long int stepLocal_1 = (var_1_23 * var_1_23) & var_1_8; [L115] COND FALSE !((var_1_22 / ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15)))) >= (var_1_20 * var_1_26)) [L122] EXPR var_1_23 >> last_1_var_1_12 [L122] COND FALSE !((var_1_23 >> last_1_var_1_12) > stepLocal_1) [L125] var_1_12 = var_1_23 [L128] unsigned char stepLocal_0 = var_1_28; [L129] COND FALSE !(stepLocal_0 || var_1_19) [L132] var_1_1 = (var_1_4 && ((var_1_5 || var_1_6) || var_1_7)) [L134] COND TRUE (var_1_12 < (var_1_33 + var_1_30)) || (256 > last_1_var_1_36) [L135] var_1_36 = var_1_30 [L209] RET step() [L210] CALL, EXPR property() [L200] EXPR (((var_1_28 || var_1_19) ? (var_1_1 == ((unsigned char) (var_1_19 && var_1_4))) : (var_1_1 == ((unsigned char) (var_1_4 && ((var_1_5 || var_1_6) || var_1_7))))) && (var_1_28 ? (var_1_8 == ((signed short int) (((((-10000 + var_1_23)) < (((var_1_23 + 64) + var_1_23))) ? ((-10000 + var_1_23)) : (((var_1_23 + 64) + var_1_23)))))) : (var_1_8 == ((signed short int) var_1_23)))) && (((var_1_22 / ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15)))) >= (var_1_20 * var_1_26)) ? ((var_1_14 >= (var_1_15 * var_1_22)) ? (var_1_12 == ((signed long int) (var_1_23 + var_1_23))) : (var_1_12 == ((signed long int) (last_1_var_1_12 + var_1_23)))) : (((var_1_23 >> last_1_var_1_12) > ((var_1_23 * var_1_23) & var_1_8)) ? (var_1_12 == ((signed long int) var_1_23)) : (var_1_12 == ((signed long int) var_1_23)))) [L200] EXPR ((var_1_22 / ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15)))) >= (var_1_20 * var_1_26)) ? ((var_1_14 >= (var_1_15 * var_1_22)) ? (var_1_12 == ((signed long int) (var_1_23 + var_1_23))) : (var_1_12 == ((signed long int) (last_1_var_1_12 + var_1_23)))) : (((var_1_23 >> last_1_var_1_12) > ((var_1_23 * var_1_23) & var_1_8)) ? (var_1_12 == ((signed long int) var_1_23)) : (var_1_12 == ((signed long int) var_1_23))) [L200] EXPR var_1_23 >> last_1_var_1_12 [L200] EXPR (var_1_23 * var_1_23) & var_1_8 [L200] EXPR ((var_1_22 / ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15)))) >= (var_1_20 * var_1_26)) ? ((var_1_14 >= (var_1_15 * var_1_22)) ? (var_1_12 == ((signed long int) (var_1_23 + var_1_23))) : (var_1_12 == ((signed long int) (last_1_var_1_12 + var_1_23)))) : (((var_1_23 >> last_1_var_1_12) > ((var_1_23 * var_1_23) & var_1_8)) ? (var_1_12 == ((signed long int) var_1_23)) : (var_1_12 == ((signed long int) var_1_23))) [L200] EXPR (((var_1_28 || var_1_19) ? (var_1_1 == ((unsigned char) (var_1_19 && var_1_4))) : (var_1_1 == ((unsigned char) (var_1_4 && ((var_1_5 || var_1_6) || var_1_7))))) && (var_1_28 ? (var_1_8 == ((signed short int) (((((-10000 + var_1_23)) < (((var_1_23 + 64) + var_1_23))) ? ((-10000 + var_1_23)) : (((var_1_23 + 64) + var_1_23)))))) : (var_1_8 == ((signed short int) var_1_23)))) && (((var_1_22 / ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15)))) >= (var_1_20 * var_1_26)) ? ((var_1_14 >= (var_1_15 * var_1_22)) ? (var_1_12 == ((signed long int) (var_1_23 + var_1_23))) : (var_1_12 == ((signed long int) (last_1_var_1_12 + var_1_23)))) : (((var_1_23 >> last_1_var_1_12) > ((var_1_23 * var_1_23) & var_1_8)) ? (var_1_12 == ((signed long int) var_1_23)) : (var_1_12 == ((signed long int) var_1_23)))) [L200] EXPR ((((var_1_28 || var_1_19) ? (var_1_1 == ((unsigned char) (var_1_19 && var_1_4))) : (var_1_1 == ((unsigned char) (var_1_4 && ((var_1_5 || var_1_6) || var_1_7))))) && (var_1_28 ? (var_1_8 == ((signed short int) (((((-10000 + var_1_23)) < (((var_1_23 + 64) + var_1_23))) ? ((-10000 + var_1_23)) : (((var_1_23 + 64) + var_1_23)))))) : (var_1_8 == ((signed short int) var_1_23)))) && (((var_1_22 / ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15)))) >= (var_1_20 * var_1_26)) ? ((var_1_14 >= (var_1_15 * var_1_22)) ? (var_1_12 == ((signed long int) (var_1_23 + var_1_23))) : (var_1_12 == ((signed long int) (last_1_var_1_12 + var_1_23)))) : (((var_1_23 >> last_1_var_1_12) > ((var_1_23 * var_1_23) & var_1_8)) ? (var_1_12 == ((signed long int) var_1_23)) : (var_1_12 == ((signed long int) var_1_23))))) && (((var_1_27 < (var_1_23 >> 25)) && var_1_6) ? ((var_1_27 < (var_1_23 | var_1_23)) ? (var_1_19 == ((unsigned char) var_1_5)) : (var_1_19 == ((unsigned char) var_1_4))) : (var_1_19 == ((unsigned char) var_1_7))) [L200] EXPR ((var_1_27 < (var_1_23 >> 25)) && var_1_6) ? ((var_1_27 < (var_1_23 | var_1_23)) ? (var_1_19 == ((unsigned char) var_1_5)) : (var_1_19 == ((unsigned char) var_1_4))) : (var_1_19 == ((unsigned char) var_1_7)) [L200] EXPR ((((var_1_28 || var_1_19) ? (var_1_1 == ((unsigned char) (var_1_19 && var_1_4))) : (var_1_1 == ((unsigned char) (var_1_4 && ((var_1_5 || var_1_6) || var_1_7))))) && (var_1_28 ? (var_1_8 == ((signed short int) (((((-10000 + var_1_23)) < (((var_1_23 + 64) + var_1_23))) ? ((-10000 + var_1_23)) : (((var_1_23 + 64) + var_1_23)))))) : (var_1_8 == ((signed short int) var_1_23)))) && (((var_1_22 / ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15)))) >= (var_1_20 * var_1_26)) ? ((var_1_14 >= (var_1_15 * var_1_22)) ? (var_1_12 == ((signed long int) (var_1_23 + var_1_23))) : (var_1_12 == ((signed long int) (last_1_var_1_12 + var_1_23)))) : (((var_1_23 >> last_1_var_1_12) > ((var_1_23 * var_1_23) & var_1_8)) ? (var_1_12 == ((signed long int) var_1_23)) : (var_1_12 == ((signed long int) var_1_23))))) && (((var_1_27 < (var_1_23 >> 25)) && var_1_6) ? ((var_1_27 < (var_1_23 | var_1_23)) ? (var_1_19 == ((unsigned char) var_1_5)) : (var_1_19 == ((unsigned char) var_1_4))) : (var_1_19 == ((unsigned char) var_1_7))) [L200] EXPR ((((((((((var_1_28 || var_1_19) ? (var_1_1 == ((unsigned char) (var_1_19 && var_1_4))) : (var_1_1 == ((unsigned char) (var_1_4 && ((var_1_5 || var_1_6) || var_1_7))))) && (var_1_28 ? (var_1_8 == ((signed short int) (((((-10000 + var_1_23)) < (((var_1_23 + 64) + var_1_23))) ? ((-10000 + var_1_23)) : (((var_1_23 + 64) + var_1_23)))))) : (var_1_8 == ((signed short int) var_1_23)))) && (((var_1_22 / ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15)))) >= (var_1_20 * var_1_26)) ? ((var_1_14 >= (var_1_15 * var_1_22)) ? (var_1_12 == ((signed long int) (var_1_23 + var_1_23))) : (var_1_12 == ((signed long int) (last_1_var_1_12 + var_1_23)))) : (((var_1_23 >> last_1_var_1_12) > ((var_1_23 * var_1_23) & var_1_8)) ? (var_1_12 == ((signed long int) var_1_23)) : (var_1_12 == ((signed long int) var_1_23))))) && (((var_1_27 < (var_1_23 >> 25)) && var_1_6) ? ((var_1_27 < (var_1_23 | var_1_23)) ? (var_1_19 == ((unsigned char) var_1_5)) : (var_1_19 == ((unsigned char) var_1_4))) : (var_1_19 == ((unsigned char) var_1_7)))) && ((last_1_var_1_23 <= last_1_var_1_8) ? (var_1_20 == ((float) (var_1_21 + 10.4f))) : (var_1_20 == ((float) var_1_21)))) && ((var_1_20 > var_1_15) ? (var_1_22 == ((double) var_1_21)) : 1)) && (((var_1_6 || last_1_var_1_28) && (var_1_21 != last_1_var_1_20)) ? (var_1_23 == ((signed char) (-1 - (var_1_24 - var_1_25)))) : (var_1_23 == ((signed char) (var_1_25 - var_1_24))))) && (var_1_5 ? (var_1_26 == ((double) ((((var_1_21) < 0 ) ? -(var_1_21) : (var_1_21))))) : (var_1_26 == ((double) var_1_21)))) && (var_1_27 == ((unsigned short int) var_1_24))) && (var_1_7 ? (((last_1_var_1_23 + var_1_24) < (last_1_var_1_36 ^ last_1_var_1_29)) ? ((last_1_var_1_36 <= last_1_var_1_23) ? (var_1_28 == ((unsigned char) var_1_4)) : (var_1_28 == ((unsigned char) var_1_6))) : 1) : (var_1_28 == ((unsigned char) 0))) [L200-L201] return ((((((((((((var_1_28 || var_1_19) ? (var_1_1 == ((unsigned char) (var_1_19 && var_1_4))) : (var_1_1 == ((unsigned char) (var_1_4 && ((var_1_5 || var_1_6) || var_1_7))))) && (var_1_28 ? (var_1_8 == ((signed short int) (((((-10000 + var_1_23)) < (((var_1_23 + 64) + var_1_23))) ? ((-10000 + var_1_23)) : (((var_1_23 + 64) + var_1_23)))))) : (var_1_8 == ((signed short int) var_1_23)))) && (((var_1_22 / ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15)))) >= (var_1_20 * var_1_26)) ? ((var_1_14 >= (var_1_15 * var_1_22)) ? (var_1_12 == ((signed long int) (var_1_23 + var_1_23))) : (var_1_12 == ((signed long int) (last_1_var_1_12 + var_1_23)))) : (((var_1_23 >> last_1_var_1_12) > ((var_1_23 * var_1_23) & var_1_8)) ? (var_1_12 == ((signed long int) var_1_23)) : (var_1_12 == ((signed long int) var_1_23))))) && (((var_1_27 < (var_1_23 >> 25)) && var_1_6) ? ((var_1_27 < (var_1_23 | var_1_23)) ? (var_1_19 == ((unsigned char) var_1_5)) : (var_1_19 == ((unsigned char) var_1_4))) : (var_1_19 == ((unsigned char) var_1_7)))) && ((last_1_var_1_23 <= last_1_var_1_8) ? (var_1_20 == ((float) (var_1_21 + 10.4f))) : (var_1_20 == ((float) var_1_21)))) && ((var_1_20 > var_1_15) ? (var_1_22 == ((double) var_1_21)) : 1)) && (((var_1_6 || last_1_var_1_28) && (var_1_21 != last_1_var_1_20)) ? (var_1_23 == ((signed char) (-1 - (var_1_24 - var_1_25)))) : (var_1_23 == ((signed char) (var_1_25 - var_1_24))))) && (var_1_5 ? (var_1_26 == ((double) ((((var_1_21) < 0 ) ? -(var_1_21) : (var_1_21))))) : (var_1_26 == ((double) var_1_21)))) && (var_1_27 == ((unsigned short int) var_1_24))) && (var_1_7 ? (((last_1_var_1_23 + var_1_24) < (last_1_var_1_36 ^ last_1_var_1_29)) ? ((last_1_var_1_36 <= last_1_var_1_23) ? (var_1_28 == ((unsigned char) var_1_4)) : (var_1_28 == ((unsigned char) var_1_6))) : 1) : (var_1_28 == ((unsigned char) 0)))) && ((var_1_20 < var_1_14) ? (var_1_29 == ((unsigned short int) ((((((((var_1_24) > ((var_1_30 - var_1_25))) ? (var_1_24) : ((var_1_30 - var_1_25))))) < (((((((((var_1_31) < (var_1_32)) ? (var_1_31) : (var_1_32)))) > (var_1_33)) ? (((((var_1_31) < (var_1_32)) ? (var_1_31) : (var_1_32)))) : (var_1_33))))) ? (((((var_1_24) > ((var_1_30 - var_1_25))) ? (var_1_24) : ((var_1_30 - var_1_25))))) : (((((((((var_1_31) < (var_1_32)) ? (var_1_31) : (var_1_32)))) > (var_1_33)) ? (((((var_1_31) < (var_1_32)) ? (var_1_31) : (var_1_32)))) : (var_1_33)))))))) : (var_1_29 == ((unsigned short int) ((((var_1_24) > ((((((var_1_25) > (var_1_34)) ? (var_1_25) : (var_1_34))) + var_1_35))) ? (var_1_24) : ((((((var_1_25) > (var_1_34)) ? (var_1_25) : (var_1_34))) + var_1_35)))))))) && (((var_1_12 < (var_1_33 + var_1_30)) || (256 > last_1_var_1_36)) ? (var_1_36 == ((unsigned long int) var_1_30)) : ((((var_1_28 || var_1_19) || var_1_7) && var_1_1) ? (var_1_36 == ((unsigned long int) var_1_31)) : (var_1_36 == ((unsigned long int) var_1_34)))) ; [L210] RET, EXPR property() [L210] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-1, var_1_14=2, var_1_15=3, var_1_19=0, var_1_1=0, var_1_20=515/8, var_1_21=515/8, var_1_22=515/8, var_1_23=-1, var_1_24=63, var_1_25=63, var_1_26=515/8, var_1_27=63, var_1_28=0, var_1_29=63, var_1_30=32767, var_1_31=65534, var_1_32=65534, var_1_33=64, var_1_34=63, var_1_35=0, var_1_36=32767, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-1] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-1, var_1_14=2, var_1_15=3, var_1_19=0, var_1_1=0, var_1_20=515/8, var_1_21=515/8, var_1_22=515/8, var_1_23=-1, var_1_24=63, var_1_25=63, var_1_26=515/8, var_1_27=63, var_1_28=0, var_1_29=63, var_1_30=32767, var_1_31=65534, var_1_32=65534, var_1_33=64, var_1_34=63, var_1_35=0, var_1_36=32767, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 53 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, 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=53occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 106 NumberOfCodeBlocks, 106 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 [2023-11-12 00:53:52,725 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ba132f4-253f-4f95-acf8-3d633c24c9dc/bin/utaipan-verify-NcY6lQBIFX/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_9ba132f4-253f-4f95-acf8-3d633c24c9dc/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ba132f4-253f-4f95-acf8-3d633c24c9dc/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ba132f4-253f-4f95-acf8-3d633c24c9dc/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ba132f4-253f-4f95-acf8-3d633c24c9dc/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-72.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ba132f4-253f-4f95-acf8-3d633c24c9dc/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ba132f4-253f-4f95-acf8-3d633c24c9dc/bin/utaipan-verify-NcY6lQBIFX --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 6b261b46738dc0a9db26822637ec843da493e234cf769a01c10942fcb0315b00 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:53:55,504 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:53:55,579 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ba132f4-253f-4f95-acf8-3d633c24c9dc/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-12 00:53:55,585 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:53:55,603 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:53:55,634 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:53:55,635 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:53:55,635 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:53:55,636 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:53:55,637 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:53:55,637 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:53:55,638 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:53:55,639 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:53:55,639 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:53:55,640 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:53:55,641 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:53:55,642 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:53:55,642 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:53:55,643 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:53:55,644 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:53:55,652 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:53:55,652 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:53:55,653 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:53:55,655 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:53:55,656 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:53:55,657 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:53:55,657 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:53:55,658 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:53:55,659 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:53:55,659 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:53:55,661 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:53:55,661 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 00:53:55,661 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:53:55,662 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:53:55,662 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:53:55,663 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:53:55,663 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:53:55,663 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:53:55,664 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:53:55,665 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:53:55,665 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:53:55,666 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:53:55,666 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_9ba132f4-253f-4f95-acf8-3d633c24c9dc/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ba132f4-253f-4f95-acf8-3d633c24c9dc/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6b261b46738dc0a9db26822637ec843da493e234cf769a01c10942fcb0315b00 [2023-11-12 00:53:56,117 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:53:56,151 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:53:56,154 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:53:56,155 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:53:56,156 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:53:56,157 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ba132f4-253f-4f95-acf8-3d633c24c9dc/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-72.i [2023-11-12 00:53:59,359 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:53:59,700 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:53:59,701 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ba132f4-253f-4f95-acf8-3d633c24c9dc/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-72.i [2023-11-12 00:53:59,711 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ba132f4-253f-4f95-acf8-3d633c24c9dc/bin/utaipan-verify-NcY6lQBIFX/data/6abb1ad6f/12a207f3cafe4bd18d0d5e182fc73310/FLAG104d44600 [2023-11-12 00:53:59,725 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ba132f4-253f-4f95-acf8-3d633c24c9dc/bin/utaipan-verify-NcY6lQBIFX/data/6abb1ad6f/12a207f3cafe4bd18d0d5e182fc73310 [2023-11-12 00:53:59,727 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:53:59,729 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:53:59,731 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:53:59,731 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:53:59,736 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:53:59,737 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:53:59" (1/1) ... [2023-11-12 00:53:59,738 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c62baca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:53:59, skipping insertion in model container [2023-11-12 00:53:59,738 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:53:59" (1/1) ... [2023-11-12 00:53:59,784 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:53:59,964 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_9ba132f4-253f-4f95-acf8-3d633c24c9dc/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-72.i[916,929] [2023-11-12 00:54:00,094 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:54:00,116 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:54:00,135 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_9ba132f4-253f-4f95-acf8-3d633c24c9dc/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-72.i[916,929] [2023-11-12 00:54:00,221 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:54:00,250 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:54:00,251 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:00 WrapperNode [2023-11-12 00:54:00,251 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:54:00,252 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:54:00,253 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:54:00,253 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:54:00,261 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:00" (1/1) ... [2023-11-12 00:54:00,291 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:00" (1/1) ... [2023-11-12 00:54:00,322 INFO L138 Inliner]: procedures = 27, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 201 [2023-11-12 00:54:00,323 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:54:00,323 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:54:00,323 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:54:00,324 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:54:00,332 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:00" (1/1) ... [2023-11-12 00:54:00,333 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:00" (1/1) ... [2023-11-12 00:54:00,339 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:00" (1/1) ... [2023-11-12 00:54:00,339 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:00" (1/1) ... [2023-11-12 00:54:00,354 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:00" (1/1) ... [2023-11-12 00:54:00,358 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:00" (1/1) ... [2023-11-12 00:54:00,362 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:00" (1/1) ... [2023-11-12 00:54:00,365 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:00" (1/1) ... [2023-11-12 00:54:00,370 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:54:00,371 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:54:00,371 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:54:00,372 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:54:00,372 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:00" (1/1) ... [2023-11-12 00:54:00,379 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:54:00,394 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ba132f4-253f-4f95-acf8-3d633c24c9dc/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:54:00,408 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ba132f4-253f-4f95-acf8-3d633c24c9dc/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:54:00,473 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ba132f4-253f-4f95-acf8-3d633c24c9dc/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:54:00,484 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:54:00,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:54:00,485 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:54:00,485 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:54:00,486 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:54:00,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:54:00,625 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:54:00,627 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:54:12,177 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:54:12,184 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:54:12,184 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:54:12,187 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:54:12 BoogieIcfgContainer [2023-11-12 00:54:12,187 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:54:12,189 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:54:12,190 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:54:12,193 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:54:12,193 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:53:59" (1/3) ... [2023-11-12 00:54:12,194 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44fc2d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:54:12, skipping insertion in model container [2023-11-12 00:54:12,194 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:00" (2/3) ... [2023-11-12 00:54:12,195 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44fc2d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:54:12, skipping insertion in model container [2023-11-12 00:54:12,195 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:54:12" (3/3) ... [2023-11-12 00:54:12,196 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-72.i [2023-11-12 00:54:12,216 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:54:12,216 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:54:12,279 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:54:12,286 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;@5609d9b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:54:12,287 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:54:12,291 INFO L276 IsEmpty]: Start isEmpty. Operand has 86 states, 54 states have (on average 1.4074074074074074) internal successors, (76), 55 states have internal predecessors, (76), 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) [2023-11-12 00:54:12,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2023-11-12 00:54:12,309 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:54:12,310 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, 1] [2023-11-12 00:54:12,310 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:54:12,315 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:54:12,316 INFO L85 PathProgramCache]: Analyzing trace with hash -661842051, now seen corresponding path program 1 times [2023-11-12 00:54:12,332 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:54:12,332 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [665706118] [2023-11-12 00:54:12,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:54:12,333 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 [2023-11-12 00:54:12,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ba132f4-253f-4f95-acf8-3d633c24c9dc/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:54:12,336 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ba132f4-253f-4f95-acf8-3d633c24c9dc/bin/utaipan-verify-NcY6lQBIFX/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) [2023-11-12 00:54:12,359 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ba132f4-253f-4f95-acf8-3d633c24c9dc/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:54:13,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:54:13,857 INFO L262 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-12 00:54:13,875 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:54:16,565 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 334 proven. 75 refuted. 0 times theorem prover too weak. 1215 trivial. 0 not checked. [2023-11-12 00:54:16,565 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 00:54:17,829 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 9 proven. 75 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2023-11-12 00:54:17,830 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:54:17,830 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [665706118] [2023-11-12 00:54:17,831 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [665706118] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 00:54:17,831 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1050974207] [2023-11-12 00:54:17,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:54:17,832 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-12 00:54:17,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ba132f4-253f-4f95-acf8-3d633c24c9dc/bin/utaipan-verify-NcY6lQBIFX/cvc4 [2023-11-12 00:54:17,850 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ba132f4-253f-4f95-acf8-3d633c24c9dc/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-12 00:54:17,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ba132f4-253f-4f95-acf8-3d633c24c9dc/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-12 00:54:20,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:54:20,100 INFO L262 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-12 00:54:20,113 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:54:26,327 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-12 00:54:26,327 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:54:26,328 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1050974207] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:54:26,328 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-12 00:54:26,328 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5, 5] total 10 [2023-11-12 00:54:26,331 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [868457736] [2023-11-12 00:54:26,332 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:54:26,338 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-12 00:54:26,338 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:54:26,367 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-12 00:54:26,368 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2023-11-12 00:54:26,370 INFO L87 Difference]: Start difference. First operand has 86 states, 54 states have (on average 1.4074074074074074) internal successors, (76), 55 states have internal predecessors, (76), 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 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 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) [2023-11-12 00:54:29,804 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:54:31,918 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:54:34,993 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:54:36,999 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:54:39,002 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:54:41,655 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:54:43,774 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:54:46,792 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:54:48,797 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []