./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-13.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8171f476-73e0-4770-9753-6f23544ac6f4/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8171f476-73e0-4770-9753-6f23544ac6f4/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_8171f476-73e0-4770-9753-6f23544ac6f4/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8171f476-73e0-4770-9753-6f23544ac6f4/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-13.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8171f476-73e0-4770-9753-6f23544ac6f4/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_8171f476-73e0-4770-9753-6f23544ac6f4/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 0119f4ac8e4474ee05349e3ca0ec6dedfa1ab2168a7e9ac9d3b19942a2e0f51d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:12:38,604 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:12:38,720 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8171f476-73e0-4770-9753-6f23544ac6f4/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-12 00:12:38,728 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:12:38,729 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:12:38,767 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:12:38,768 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:12:38,768 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:12:38,770 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:12:38,775 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:12:38,776 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:12:38,777 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:12:38,777 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:12:38,779 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:12:38,779 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:12:38,780 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:12:38,780 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:12:38,781 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:12:38,781 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:12:38,782 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:12:38,782 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:12:38,783 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:12:38,784 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:12:38,784 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:12:38,785 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:12:38,785 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:12:38,785 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:12:38,786 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:12:38,786 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:12:38,787 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:12:38,788 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:12:38,788 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:12:38,788 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:12:38,789 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:12:38,789 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:12:38,789 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:12:38,789 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:12:38,790 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:12:38,790 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:12:38,790 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:12:38,790 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:12:38,791 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:12:38,791 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:12:38,791 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:12:38,792 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:12:38,792 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_8171f476-73e0-4770-9753-6f23544ac6f4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8171f476-73e0-4770-9753-6f23544ac6f4/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0119f4ac8e4474ee05349e3ca0ec6dedfa1ab2168a7e9ac9d3b19942a2e0f51d [2023-11-12 00:12:39,040 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:12:39,064 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:12:39,067 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:12:39,069 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:12:39,069 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:12:39,072 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8171f476-73e0-4770-9753-6f23544ac6f4/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-13.i [2023-11-12 00:12:42,399 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:12:42,728 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:12:42,731 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8171f476-73e0-4770-9753-6f23544ac6f4/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-13.i [2023-11-12 00:12:42,749 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8171f476-73e0-4770-9753-6f23544ac6f4/bin/utaipan-verify-NcY6lQBIFX/data/b3b4cdcf1/400f6a14aeb744bab8250e7ed0429724/FLAG73bec8b9b [2023-11-12 00:12:42,770 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8171f476-73e0-4770-9753-6f23544ac6f4/bin/utaipan-verify-NcY6lQBIFX/data/b3b4cdcf1/400f6a14aeb744bab8250e7ed0429724 [2023-11-12 00:12:42,777 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:12:42,780 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:12:42,783 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:12:42,783 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:12:42,788 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:12:42,789 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:12:42" (1/1) ... [2023-11-12 00:12:42,790 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@274ca0f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:42, skipping insertion in model container [2023-11-12 00:12:42,790 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:12:42" (1/1) ... [2023-11-12 00:12:42,850 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:12:43,047 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_8171f476-73e0-4770-9753-6f23544ac6f4/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-13.i[916,929] [2023-11-12 00:12:43,150 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:12:43,165 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:12:43,181 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_8171f476-73e0-4770-9753-6f23544ac6f4/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-13.i[916,929] [2023-11-12 00:12:43,258 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:12:43,281 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:12:43,281 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:43 WrapperNode [2023-11-12 00:12:43,282 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:12:43,283 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:12:43,283 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:12:43,283 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:12:43,291 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:43" (1/1) ... [2023-11-12 00:12:43,320 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:43" (1/1) ... [2023-11-12 00:12:43,368 INFO L138 Inliner]: procedures = 26, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 248 [2023-11-12 00:12:43,369 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:12:43,370 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:12:43,370 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:12:43,373 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:12:43,383 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:43" (1/1) ... [2023-11-12 00:12:43,383 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:43" (1/1) ... [2023-11-12 00:12:43,387 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:43" (1/1) ... [2023-11-12 00:12:43,395 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:43" (1/1) ... [2023-11-12 00:12:43,410 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:43" (1/1) ... [2023-11-12 00:12:43,414 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:43" (1/1) ... [2023-11-12 00:12:43,417 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:43" (1/1) ... [2023-11-12 00:12:43,420 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:43" (1/1) ... [2023-11-12 00:12:43,426 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:12:43,427 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:12:43,427 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:12:43,427 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:12:43,428 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:43" (1/1) ... [2023-11-12 00:12:43,436 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:12:43,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8171f476-73e0-4770-9753-6f23544ac6f4/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:12:43,468 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8171f476-73e0-4770-9753-6f23544ac6f4/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:12:43,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8171f476-73e0-4770-9753-6f23544ac6f4/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:12:43,532 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:12:43,533 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:12:43,533 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:12:43,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:12:43,533 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:12:43,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:12:43,686 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:12:43,688 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:12:44,278 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:12:44,789 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:12:44,790 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:12:44,793 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:12:44 BoogieIcfgContainer [2023-11-12 00:12:44,793 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:12:44,795 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:12:44,796 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:12:44,799 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:12:44,800 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:12:42" (1/3) ... [2023-11-12 00:12:44,801 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a5cbb17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:12:44, skipping insertion in model container [2023-11-12 00:12:44,829 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:43" (2/3) ... [2023-11-12 00:12:44,830 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a5cbb17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:12:44, skipping insertion in model container [2023-11-12 00:12:44,830 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:12:44" (3/3) ... [2023-11-12 00:12:44,831 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-13.i [2023-11-12 00:12:44,869 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:12:44,869 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:12:44,939 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:12:44,947 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;@2d056a0e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:12:44,947 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:12:44,952 INFO L276 IsEmpty]: Start isEmpty. Operand has 55 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 24 states have internal predecessors, (26), 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 00:12:44,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-11-12 00:12:44,968 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:12:44,969 INFO L195 NwaCegarLoop]: trace histogram [29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:12:44,970 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:12:44,976 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:12:44,976 INFO L85 PathProgramCache]: Analyzing trace with hash -1463906129, now seen corresponding path program 1 times [2023-11-12 00:12:44,988 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:12:44,989 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1928759072] [2023-11-12 00:12:44,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:12:44,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:12:45,266 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 00:12:45,266 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2097361070] [2023-11-12 00:12:45,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:12:45,267 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:12:45,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8171f476-73e0-4770-9753-6f23544ac6f4/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:12:45,271 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8171f476-73e0-4770-9753-6f23544ac6f4/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 00:12:45,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8171f476-73e0-4770-9753-6f23544ac6f4/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-12 00:12:45,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:12:45,644 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 00:12:45,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:12:45,975 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-12 00:12:45,978 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-12 00:12:45,979 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-12 00:12:45,995 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8171f476-73e0-4770-9753-6f23544ac6f4/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-12 00:12:46,191 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8171f476-73e0-4770-9753-6f23544ac6f4/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-12 00:12:46,196 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-12 00:12:46,201 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 00:12:46,361 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 12:12:46 BoogieIcfgContainer [2023-11-12 00:12:46,361 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 00:12:46,362 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:12:46,362 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:12:46,362 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:12:46,363 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:12:44" (3/4) ... [2023-11-12 00:12:46,365 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 00:12:46,366 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:12:46,367 INFO L158 Benchmark]: Toolchain (without parser) took 3587.39ms. Allocated memory was 132.1MB in the beginning and 169.9MB in the end (delta: 37.7MB). Free memory was 86.1MB in the beginning and 77.8MB in the end (delta: 8.3MB). Peak memory consumption was 46.3MB. Max. memory is 16.1GB. [2023-11-12 00:12:46,368 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 94.4MB. Free memory was 40.6MB in the beginning and 40.5MB in the end (delta: 117.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:12:46,369 INFO L158 Benchmark]: CACSL2BoogieTranslator took 498.93ms. Allocated memory is still 132.1MB. Free memory was 86.1MB in the beginning and 70.2MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-12 00:12:46,369 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.36ms. Allocated memory is still 132.1MB. Free memory was 70.2MB in the beginning and 66.9MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:12:46,370 INFO L158 Benchmark]: Boogie Preprocessor took 56.26ms. Allocated memory is still 132.1MB. Free memory was 66.4MB in the beginning and 64.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:12:46,371 INFO L158 Benchmark]: RCFGBuilder took 1366.37ms. Allocated memory was 132.1MB in the beginning and 169.9MB in the end (delta: 37.7MB). Free memory was 64.3MB in the beginning and 137.6MB in the end (delta: -73.3MB). Peak memory consumption was 56.9MB. Max. memory is 16.1GB. [2023-11-12 00:12:46,371 INFO L158 Benchmark]: TraceAbstraction took 1565.89ms. Allocated memory is still 169.9MB. Free memory was 137.6MB in the beginning and 77.8MB in the end (delta: 59.8MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2023-11-12 00:12:46,372 INFO L158 Benchmark]: Witness Printer took 4.37ms. Allocated memory is still 169.9MB. Free memory is still 77.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:12:46,376 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 94.4MB. Free memory was 40.6MB in the beginning and 40.5MB in the end (delta: 117.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 498.93ms. Allocated memory is still 132.1MB. Free memory was 86.1MB in the beginning and 70.2MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.36ms. Allocated memory is still 132.1MB. Free memory was 70.2MB in the beginning and 66.9MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.26ms. Allocated memory is still 132.1MB. Free memory was 66.4MB in the beginning and 64.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1366.37ms. Allocated memory was 132.1MB in the beginning and 169.9MB in the end (delta: 37.7MB). Free memory was 64.3MB in the beginning and 137.6MB in the end (delta: -73.3MB). Peak memory consumption was 56.9MB. Max. memory is 16.1GB. * TraceAbstraction took 1565.89ms. Allocated memory is still 169.9MB. Free memory was 137.6MB in the beginning and 77.8MB in the end (delta: 59.8MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Witness Printer took 4.37ms. Allocated memory is still 169.9MB. Free memory is still 77.8MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 208, overapproximation of bitwiseAnd at line 62, overapproximation of someBinaryArithmeticDOUBLEoperation at line 118, overapproximation of someBinaryDOUBLEComparisonOperation at line 68. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 1; [L23] signed short int var_1_5 = 25; [L24] signed short int var_1_7 = 128; [L25] signed short int var_1_8 = 256; [L26] signed char var_1_9 = -10; [L27] signed char var_1_10 = -16; [L28] signed char var_1_11 = -10; [L29] signed char var_1_12 = -25; [L30] double var_1_13 = 64.875; [L31] double var_1_15 = 1.625; [L32] double var_1_16 = 32.2; [L33] double var_1_17 = 8.6; [L34] double var_1_18 = 10.5; [L35] double var_1_19 = 4.25; [L36] float var_1_20 = 64.5; [L37] unsigned char var_1_22 = 0; [L38] unsigned char var_1_23 = 0; [L39] unsigned char var_1_24 = 0; [L40] signed long int var_1_25 = -5; [L41] unsigned char var_1_26 = 1; [L42] unsigned char var_1_28 = 0; [L43] signed long int var_1_29 = -10; [L44] float var_1_30 = 10.4; [L45] unsigned long int var_1_31 = 8; [L46] unsigned short int var_1_32 = 47145; [L47] unsigned short int var_1_33 = 17741; [L48] unsigned short int var_1_34 = 2; [L49] unsigned long int var_1_35 = 3282184810; [L50] signed short int last_1_var_1_5 = 25; [L51] signed char last_1_var_1_9 = -10; [L52] double last_1_var_1_13 = 64.875; [L53] signed long int last_1_var_1_25 = -5; [L54] unsigned char last_1_var_1_26 = 1; [L55] signed long int last_1_var_1_29 = -10; [L56] unsigned long int last_1_var_1_31 = 8; [L212] isInitial = 1 [L213] FCALL initially() [L214] COND TRUE 1 [L215] CALL updateLastVariables() [L199] last_1_var_1_5 = var_1_5 [L200] last_1_var_1_9 = var_1_9 [L201] last_1_var_1_13 = var_1_13 [L202] last_1_var_1_25 = var_1_25 [L203] last_1_var_1_26 = var_1_26 [L204] last_1_var_1_29 = var_1_29 [L205] last_1_var_1_31 = var_1_31 [L215] RET updateLastVariables() [L216] CALL updateVariables() [L151] var_1_7 = __VERIFIER_nondet_short() [L152] CALL assume_abort_if_not(var_1_7 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=-16, var_1_11=-10, var_1_12=-25, var_1_13=519/8, var_1_15=13/8, var_1_16=161/5, var_1_17=43/5, var_1_18=21/2, var_1_19=17/4, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=256, var_1_9=-10] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_7 >= -1) VAL [isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=-16, var_1_11=-10, var_1_12=-25, var_1_13=519/8, var_1_15=13/8, var_1_16=161/5, var_1_17=43/5, var_1_18=21/2, var_1_19=17/4, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=256, var_1_9=-10] [L153] CALL assume_abort_if_not(var_1_7 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=-16, var_1_11=-10, var_1_12=-25, var_1_13=519/8, var_1_15=13/8, var_1_16=161/5, var_1_17=43/5, var_1_18=21/2, var_1_19=17/4, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=256, var_1_9=-10] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_7 <= 32766) VAL [isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=-16, var_1_11=-10, var_1_12=-25, var_1_13=519/8, var_1_15=13/8, var_1_16=161/5, var_1_17=43/5, var_1_18=21/2, var_1_19=17/4, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=256, var_1_9=-10] [L154] var_1_8 = __VERIFIER_nondet_short() [L155] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=-16, var_1_11=-10, var_1_12=-25, var_1_13=519/8, var_1_15=13/8, var_1_16=161/5, var_1_17=43/5, var_1_18=21/2, var_1_19=17/4, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=-16, var_1_11=-10, var_1_12=-25, var_1_13=519/8, var_1_15=13/8, var_1_16=161/5, var_1_17=43/5, var_1_18=21/2, var_1_19=17/4, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L156] CALL assume_abort_if_not(var_1_8 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=-16, var_1_11=-10, var_1_12=-25, var_1_13=519/8, var_1_15=13/8, var_1_16=161/5, var_1_17=43/5, var_1_18=21/2, var_1_19=17/4, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_8 <= 32766) VAL [isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=-16, var_1_11=-10, var_1_12=-25, var_1_13=519/8, var_1_15=13/8, var_1_16=161/5, var_1_17=43/5, var_1_18=21/2, var_1_19=17/4, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L157] var_1_10 = __VERIFIER_nondet_char() [L158] CALL assume_abort_if_not(var_1_10 >= -31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-10, var_1_12=-25, var_1_13=519/8, var_1_15=13/8, var_1_16=161/5, var_1_17=43/5, var_1_18=21/2, var_1_19=17/4, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_10 >= -31) VAL [isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-10, var_1_12=-25, var_1_13=519/8, var_1_15=13/8, var_1_16=161/5, var_1_17=43/5, var_1_18=21/2, var_1_19=17/4, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L159] CALL assume_abort_if_not(var_1_10 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-10, var_1_12=-25, var_1_13=519/8, var_1_15=13/8, var_1_16=161/5, var_1_17=43/5, var_1_18=21/2, var_1_19=17/4, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_10 <= 32) VAL [isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-10, var_1_12=-25, var_1_13=519/8, var_1_15=13/8, var_1_16=161/5, var_1_17=43/5, var_1_18=21/2, var_1_19=17/4, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L160] var_1_11 = __VERIFIER_nondet_char() [L161] CALL assume_abort_if_not(var_1_11 >= -31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=-25, var_1_13=519/8, var_1_15=13/8, var_1_16=161/5, var_1_17=43/5, var_1_18=21/2, var_1_19=17/4, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_11 >= -31) VAL [isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=-25, var_1_13=519/8, var_1_15=13/8, var_1_16=161/5, var_1_17=43/5, var_1_18=21/2, var_1_19=17/4, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L162] CALL assume_abort_if_not(var_1_11 <= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=-25, var_1_13=519/8, var_1_15=13/8, var_1_16=161/5, var_1_17=43/5, var_1_18=21/2, var_1_19=17/4, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_11 <= 31) VAL [isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=-25, var_1_13=519/8, var_1_15=13/8, var_1_16=161/5, var_1_17=43/5, var_1_18=21/2, var_1_19=17/4, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L163] var_1_12 = __VERIFIER_nondet_char() [L164] CALL assume_abort_if_not(var_1_12 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=13/8, var_1_16=161/5, var_1_17=43/5, var_1_18=21/2, var_1_19=17/4, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_12 >= -63) VAL [isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=13/8, var_1_16=161/5, var_1_17=43/5, var_1_18=21/2, var_1_19=17/4, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L165] CALL assume_abort_if_not(var_1_12 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=13/8, var_1_16=161/5, var_1_17=43/5, var_1_18=21/2, var_1_19=17/4, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_12 <= 63) VAL [isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=13/8, var_1_16=161/5, var_1_17=43/5, var_1_18=21/2, var_1_19=17/4, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L166] var_1_15 = __VERIFIER_nondet_double() [L167] CALL assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=161/5, var_1_17=43/5, var_1_18=21/2, var_1_19=17/4, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=161/5, var_1_17=43/5, var_1_18=21/2, var_1_19=17/4, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L168] var_1_16 = __VERIFIER_nondet_double() [L169] CALL assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=43/5, var_1_18=21/2, var_1_19=17/4, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=43/5, var_1_18=21/2, var_1_19=17/4, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L170] var_1_17 = __VERIFIER_nondet_double() [L171] CALL assume_abort_if_not((var_1_17 >= -230584.3009213691390e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 2305843.009213691390e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=21/2, var_1_19=17/4, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not((var_1_17 >= -230584.3009213691390e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 2305843.009213691390e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=21/2, var_1_19=17/4, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L172] var_1_18 = __VERIFIER_nondet_double() [L173] CALL assume_abort_if_not((var_1_18 >= -230584.3009213691390e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 2305843.009213691390e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=5, var_1_19=17/4, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not((var_1_18 >= -230584.3009213691390e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 2305843.009213691390e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=5, var_1_19=17/4, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L174] var_1_19 = __VERIFIER_nondet_double() [L175] CALL assume_abort_if_not((var_1_19 >= -922337.2036854765600e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 9223372.036854765600e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not((var_1_19 >= -922337.2036854765600e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 9223372.036854765600e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L176] var_1_23 = __VERIFIER_nondet_uchar() [L177] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L178] CALL assume_abort_if_not(var_1_23 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_23 <= 0) VAL [isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L179] var_1_24 = __VERIFIER_nondet_uchar() [L180] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L181] CALL assume_abort_if_not(var_1_24 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_24 <= 0) VAL [isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L182] var_1_28 = __VERIFIER_nondet_uchar() [L183] CALL assume_abort_if_not(var_1_28 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=1, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_28 >= 1) VAL [isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=1, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L184] CALL assume_abort_if_not(var_1_28 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=1, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_28 <= 1) VAL [isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=1, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L185] var_1_32 = __VERIFIER_nondet_ushort() [L186] CALL assume_abort_if_not(var_1_32 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=1, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=65535, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not(var_1_32 >= 32767) VAL [isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=1, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=65535, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L187] CALL assume_abort_if_not(var_1_32 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=1, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=65535, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not(var_1_32 <= 65535) VAL [isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=1, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=65535, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L188] var_1_33 = __VERIFIER_nondet_ushort() [L189] CALL assume_abort_if_not(var_1_33 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=1, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=65535, var_1_33=32767, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not(var_1_33 >= 16383) VAL [isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=1, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=65535, var_1_33=32767, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L190] CALL assume_abort_if_not(var_1_33 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=1, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=65535, var_1_33=32767, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L20] COND FALSE !(!cond) [L190] RET assume_abort_if_not(var_1_33 <= 32767) VAL [isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=1, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=65535, var_1_33=32767, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L191] var_1_34 = __VERIFIER_nondet_ushort() [L192] CALL assume_abort_if_not(var_1_34 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=1, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=65535, var_1_33=32767, var_1_34=0, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_34 >= 0) VAL [isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=1, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=65535, var_1_33=32767, var_1_34=0, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L193] CALL assume_abort_if_not(var_1_34 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=1, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=65535, var_1_33=32767, var_1_34=0, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L20] COND FALSE !(!cond) [L193] RET assume_abort_if_not(var_1_34 <= 16383) VAL [isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=1, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=65535, var_1_33=32767, var_1_34=0, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L194] var_1_35 = __VERIFIER_nondet_ulong() [L195] CALL assume_abort_if_not(var_1_35 >= 3221225471) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=1, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=65535, var_1_33=32767, var_1_34=0, var_1_35=3221225471, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L20] COND FALSE !(!cond) [L195] RET assume_abort_if_not(var_1_35 >= 3221225471) VAL [isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=1, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=65535, var_1_33=32767, var_1_34=0, var_1_35=3221225471, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L196] CALL assume_abort_if_not(var_1_35 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=1, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=65535, var_1_33=32767, var_1_34=0, var_1_35=3221225471, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L20] COND FALSE !(!cond) [L196] RET assume_abort_if_not(var_1_35 <= 4294967295) VAL [isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=1, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=65535, var_1_33=32767, var_1_34=0, var_1_35=3221225471, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L216] RET updateVariables() [L217] CALL step() [L60] unsigned char stepLocal_4 = last_1_var_1_9 >= 4; [L61] signed long int stepLocal_3 = last_1_var_1_9 % 50; [L62] EXPR last_1_var_1_9 & last_1_var_1_9 [L62] unsigned char stepLocal_2 = (- var_1_8) <= (last_1_var_1_9 & last_1_var_1_9); [L63] COND FALSE !(last_1_var_1_25 < stepLocal_3) [L78] var_1_26 = var_1_24 [L80] COND TRUE 9.6 <= last_1_var_1_13 [L81] COND FALSE !(var_1_19 == 4.125) [L85] unsigned char stepLocal_5 = var_1_24; [L86] COND FALSE !(stepLocal_5 && (var_1_17 != var_1_19)) [L91] var_1_29 = last_1_var_1_5 [L93] unsigned long int stepLocal_0 = last_1_var_1_31; [L94] COND FALSE !(stepLocal_0 > var_1_7) [L97] COND FALSE !((var_1_9 * (var_1_8 - 128)) < var_1_10) [L100] COND TRUE (var_1_9 <= var_1_29) || var_1_22 [L101] var_1_1 = 0 [L103] unsigned long int stepLocal_9 = (var_1_35 - var_1_32) - ((((var_1_8) < (var_1_33)) ? (var_1_8) : (var_1_33))); [L104] signed long int stepLocal_8 = var_1_29; [L105] COND FALSE !(\read(var_1_1)) [L110] COND TRUE last_1_var_1_31 <= stepLocal_9 [L111] var_1_31 = var_1_33 [L116] signed char stepLocal_1 = var_1_9; [L117] COND TRUE stepLocal_1 > var_1_31 [L118] var_1_13 = ((var_1_15 - var_1_16) + (((((var_1_17) > (499.25)) ? (var_1_17) : (499.25))) + var_1_18)) [L126] COND FALSE !(var_1_1 || var_1_22) [L129] COND FALSE !(\read(var_1_22)) [L133] COND FALSE !(var_1_1 && ((var_1_8 >= var_1_29) || var_1_26)) [L136] var_1_25 = (var_1_5 + 16) [L138] unsigned long int stepLocal_7 = var_1_31; [L139] signed short int stepLocal_6 = var_1_7; [L140] COND FALSE !(stepLocal_7 <= var_1_25) [L147] var_1_30 = var_1_16 [L217] RET step() [L218] CALL, EXPR property() [L208] EXPR (((((((((var_1_9 <= var_1_29) || var_1_22) ? (var_1_1 == ((unsigned char) 0)) : 1) && ((var_1_1 || var_1_22) ? (var_1_5 == ((signed short int) ((((50) < (var_1_9)) ? (50) : (var_1_9))))) : (var_1_22 ? (var_1_5 == ((signed short int) (var_1_7 - var_1_8))) : 1))) && ((last_1_var_1_31 > var_1_7) ? (var_1_9 == ((signed char) ((var_1_10 + var_1_11) + var_1_12))) : 1)) && ((var_1_9 > var_1_31) ? (var_1_13 == ((double) ((var_1_15 - var_1_16) + (((((var_1_17) > (499.25)) ? (var_1_17) : (499.25))) + var_1_18)))) : (var_1_22 ? (var_1_13 == ((double) var_1_15)) : (var_1_13 == ((double) var_1_19))))) && (((var_1_9 * (var_1_8 - 128)) < var_1_10) ? (var_1_20 == ((float) var_1_15)) : 1)) && ((9.6 <= last_1_var_1_13) ? ((var_1_19 == 4.125) ? (var_1_22 == ((unsigned char) (var_1_23 || var_1_24))) : 1) : 1)) && ((var_1_1 && ((var_1_8 >= var_1_29) || var_1_26)) ? (var_1_25 == ((signed long int) ((((var_1_9) < ((((((var_1_10 + var_1_8)) < (var_1_7)) ? ((var_1_10 + var_1_8)) : (var_1_7))))) ? (var_1_9) : ((((((var_1_10 + var_1_8)) < (var_1_7)) ? ((var_1_10 + var_1_8)) : (var_1_7)))))))) : (var_1_25 == ((signed long int) (var_1_5 + 16))))) && ((last_1_var_1_25 < (last_1_var_1_9 % 50)) ? (((128u <= last_1_var_1_29) && (last_1_var_1_9 >= 4)) ? ((((- var_1_8) <= (last_1_var_1_9 & last_1_var_1_9)) && last_1_var_1_26) ? (var_1_26 == ((unsigned char) var_1_23)) : ((((((var_1_19) < (1.6)) ? (var_1_19) : (1.6))) < (var_1_16 - var_1_15)) ? (var_1_26 == ((unsigned char) (! var_1_28))) : (var_1_26 == ((unsigned char) var_1_23)))) : (var_1_26 == ((unsigned char) var_1_28))) : (var_1_26 == ((unsigned char) var_1_24))) [L208] EXPR (last_1_var_1_25 < (last_1_var_1_9 % 50)) ? (((128u <= last_1_var_1_29) && (last_1_var_1_9 >= 4)) ? ((((- var_1_8) <= (last_1_var_1_9 & last_1_var_1_9)) && last_1_var_1_26) ? (var_1_26 == ((unsigned char) var_1_23)) : ((((((var_1_19) < (1.6)) ? (var_1_19) : (1.6))) < (var_1_16 - var_1_15)) ? (var_1_26 == ((unsigned char) (! var_1_28))) : (var_1_26 == ((unsigned char) var_1_23)))) : (var_1_26 == ((unsigned char) var_1_28))) : (var_1_26 == ((unsigned char) var_1_24)) [L208] EXPR (((((((((var_1_9 <= var_1_29) || var_1_22) ? (var_1_1 == ((unsigned char) 0)) : 1) && ((var_1_1 || var_1_22) ? (var_1_5 == ((signed short int) ((((50) < (var_1_9)) ? (50) : (var_1_9))))) : (var_1_22 ? (var_1_5 == ((signed short int) (var_1_7 - var_1_8))) : 1))) && ((last_1_var_1_31 > var_1_7) ? (var_1_9 == ((signed char) ((var_1_10 + var_1_11) + var_1_12))) : 1)) && ((var_1_9 > var_1_31) ? (var_1_13 == ((double) ((var_1_15 - var_1_16) + (((((var_1_17) > (499.25)) ? (var_1_17) : (499.25))) + var_1_18)))) : (var_1_22 ? (var_1_13 == ((double) var_1_15)) : (var_1_13 == ((double) var_1_19))))) && (((var_1_9 * (var_1_8 - 128)) < var_1_10) ? (var_1_20 == ((float) var_1_15)) : 1)) && ((9.6 <= last_1_var_1_13) ? ((var_1_19 == 4.125) ? (var_1_22 == ((unsigned char) (var_1_23 || var_1_24))) : 1) : 1)) && ((var_1_1 && ((var_1_8 >= var_1_29) || var_1_26)) ? (var_1_25 == ((signed long int) ((((var_1_9) < ((((((var_1_10 + var_1_8)) < (var_1_7)) ? ((var_1_10 + var_1_8)) : (var_1_7))))) ? (var_1_9) : ((((((var_1_10 + var_1_8)) < (var_1_7)) ? ((var_1_10 + var_1_8)) : (var_1_7)))))))) : (var_1_25 == ((signed long int) (var_1_5 + 16))))) && ((last_1_var_1_25 < (last_1_var_1_9 % 50)) ? (((128u <= last_1_var_1_29) && (last_1_var_1_9 >= 4)) ? ((((- var_1_8) <= (last_1_var_1_9 & last_1_var_1_9)) && last_1_var_1_26) ? (var_1_26 == ((unsigned char) var_1_23)) : ((((((var_1_19) < (1.6)) ? (var_1_19) : (1.6))) < (var_1_16 - var_1_15)) ? (var_1_26 == ((unsigned char) (! var_1_28))) : (var_1_26 == ((unsigned char) var_1_23)))) : (var_1_26 == ((unsigned char) var_1_28))) : (var_1_26 == ((unsigned char) var_1_24))) [L208-L209] return ((((((((((((var_1_9 <= var_1_29) || var_1_22) ? (var_1_1 == ((unsigned char) 0)) : 1) && ((var_1_1 || var_1_22) ? (var_1_5 == ((signed short int) ((((50) < (var_1_9)) ? (50) : (var_1_9))))) : (var_1_22 ? (var_1_5 == ((signed short int) (var_1_7 - var_1_8))) : 1))) && ((last_1_var_1_31 > var_1_7) ? (var_1_9 == ((signed char) ((var_1_10 + var_1_11) + var_1_12))) : 1)) && ((var_1_9 > var_1_31) ? (var_1_13 == ((double) ((var_1_15 - var_1_16) + (((((var_1_17) > (499.25)) ? (var_1_17) : (499.25))) + var_1_18)))) : (var_1_22 ? (var_1_13 == ((double) var_1_15)) : (var_1_13 == ((double) var_1_19))))) && (((var_1_9 * (var_1_8 - 128)) < var_1_10) ? (var_1_20 == ((float) var_1_15)) : 1)) && ((9.6 <= last_1_var_1_13) ? ((var_1_19 == 4.125) ? (var_1_22 == ((unsigned char) (var_1_23 || var_1_24))) : 1) : 1)) && ((var_1_1 && ((var_1_8 >= var_1_29) || var_1_26)) ? (var_1_25 == ((signed long int) ((((var_1_9) < ((((((var_1_10 + var_1_8)) < (var_1_7)) ? ((var_1_10 + var_1_8)) : (var_1_7))))) ? (var_1_9) : ((((((var_1_10 + var_1_8)) < (var_1_7)) ? ((var_1_10 + var_1_8)) : (var_1_7)))))))) : (var_1_25 == ((signed long int) (var_1_5 + 16))))) && ((last_1_var_1_25 < (last_1_var_1_9 % 50)) ? (((128u <= last_1_var_1_29) && (last_1_var_1_9 >= 4)) ? ((((- var_1_8) <= (last_1_var_1_9 & last_1_var_1_9)) && last_1_var_1_26) ? (var_1_26 == ((unsigned char) var_1_23)) : ((((((var_1_19) < (1.6)) ? (var_1_19) : (1.6))) < (var_1_16 - var_1_15)) ? (var_1_26 == ((unsigned char) (! var_1_28))) : (var_1_26 == ((unsigned char) var_1_23)))) : (var_1_26 == ((unsigned char) var_1_28))) : (var_1_26 == ((unsigned char) var_1_24)))) && ((var_1_24 && (var_1_17 != var_1_19)) ? ((! last_1_var_1_26) ? (var_1_29 == ((signed long int) -256)) : 1) : (var_1_29 == ((signed long int) last_1_var_1_5)))) && ((var_1_31 <= var_1_25) ? ((var_1_7 > (var_1_12 + var_1_25)) ? (var_1_30 == ((float) (var_1_15 - ((((var_1_16) < (((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18))))) ? (var_1_16) : (((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18))))))))) : (var_1_30 == ((float) var_1_18))) : (var_1_30 == ((float) var_1_16)))) && (var_1_1 ? (((var_1_32 - (var_1_33 - var_1_34)) >= var_1_29) ? (var_1_31 == ((unsigned long int) (32u + var_1_33))) : 1) : ((last_1_var_1_31 <= ((var_1_35 - var_1_32) - ((((var_1_8) < (var_1_33)) ? (var_1_8) : (var_1_33))))) ? (var_1_31 == ((unsigned long int) var_1_33)) : (var_1_31 == ((unsigned long int) var_1_8)))) ; [L218] RET, EXPR property() [L218] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=0, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=0, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=41, var_1_26=0, var_1_28=1, var_1_29=25, var_1_30=3, var_1_31=32767, var_1_32=65535, var_1_33=32767, var_1_34=0, var_1_35=3221225471, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=0, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=0, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=41, var_1_26=0, var_1_28=1, var_1_29=25, var_1_30=3, var_1_31=32767, var_1_32=65535, var_1_33=32767, var_1_34=0, var_1_35=3221225471, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 55 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, 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=55occurred 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, 108 NumberOfCodeBlocks, 108 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 00:12:46,415 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8171f476-73e0-4770-9753-6f23544ac6f4/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8171f476-73e0-4770-9753-6f23544ac6f4/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8171f476-73e0-4770-9753-6f23544ac6f4/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_8171f476-73e0-4770-9753-6f23544ac6f4/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8171f476-73e0-4770-9753-6f23544ac6f4/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-13.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8171f476-73e0-4770-9753-6f23544ac6f4/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_8171f476-73e0-4770-9753-6f23544ac6f4/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 0119f4ac8e4474ee05349e3ca0ec6dedfa1ab2168a7e9ac9d3b19942a2e0f51d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:12:49,124 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:12:49,273 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8171f476-73e0-4770-9753-6f23544ac6f4/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-12 00:12:49,282 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:12:49,282 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:12:49,326 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:12:49,327 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:12:49,328 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:12:49,329 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:12:49,334 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:12:49,335 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:12:49,335 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:12:49,336 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:12:49,337 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:12:49,338 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:12:49,338 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:12:49,340 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:12:49,340 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:12:49,341 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:12:49,342 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:12:49,342 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:12:49,343 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:12:49,344 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:12:49,344 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:12:49,345 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:12:49,345 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:12:49,346 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:12:49,346 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:12:49,347 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:12:49,347 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:12:49,349 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:12:49,349 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 00:12:49,349 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:12:49,350 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:12:49,350 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:12:49,350 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:12:49,351 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:12:49,351 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:12:49,351 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:12:49,352 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:12:49,353 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:12:49,353 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:12:49,353 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_8171f476-73e0-4770-9753-6f23544ac6f4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8171f476-73e0-4770-9753-6f23544ac6f4/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0119f4ac8e4474ee05349e3ca0ec6dedfa1ab2168a7e9ac9d3b19942a2e0f51d [2023-11-12 00:12:49,793 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:12:49,826 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:12:49,828 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:12:49,830 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:12:49,830 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:12:49,832 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8171f476-73e0-4770-9753-6f23544ac6f4/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-13.i [2023-11-12 00:12:52,926 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:12:53,250 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:12:53,251 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8171f476-73e0-4770-9753-6f23544ac6f4/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-13.i [2023-11-12 00:12:53,275 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8171f476-73e0-4770-9753-6f23544ac6f4/bin/utaipan-verify-NcY6lQBIFX/data/c1d632979/8aca66bd85e84350900eaf97ac4c7ee1/FLAG43478e958 [2023-11-12 00:12:53,291 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8171f476-73e0-4770-9753-6f23544ac6f4/bin/utaipan-verify-NcY6lQBIFX/data/c1d632979/8aca66bd85e84350900eaf97ac4c7ee1 [2023-11-12 00:12:53,294 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:12:53,295 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:12:53,297 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:12:53,297 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:12:53,303 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:12:53,304 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:12:53" (1/1) ... [2023-11-12 00:12:53,305 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49fa073f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:53, skipping insertion in model container [2023-11-12 00:12:53,305 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:12:53" (1/1) ... [2023-11-12 00:12:53,358 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:12:53,543 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_8171f476-73e0-4770-9753-6f23544ac6f4/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-13.i[916,929] [2023-11-12 00:12:53,692 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:12:53,725 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:12:53,743 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_8171f476-73e0-4770-9753-6f23544ac6f4/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-13.i[916,929] [2023-11-12 00:12:53,837 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:12:53,886 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:12:53,886 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:53 WrapperNode [2023-11-12 00:12:53,887 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:12:53,889 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:12:53,890 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:12:53,890 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:12:53,899 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:53" (1/1) ... [2023-11-12 00:12:53,941 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:53" (1/1) ... [2023-11-12 00:12:53,992 INFO L138 Inliner]: procedures = 27, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 211 [2023-11-12 00:12:53,994 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:12:53,995 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:12:53,995 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:12:53,996 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:12:54,005 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:53" (1/1) ... [2023-11-12 00:12:54,006 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:53" (1/1) ... [2023-11-12 00:12:54,030 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:53" (1/1) ... [2023-11-12 00:12:54,030 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:53" (1/1) ... [2023-11-12 00:12:54,046 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:53" (1/1) ... [2023-11-12 00:12:54,051 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:53" (1/1) ... [2023-11-12 00:12:54,055 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:53" (1/1) ... [2023-11-12 00:12:54,058 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:53" (1/1) ... [2023-11-12 00:12:54,063 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:12:54,064 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:12:54,065 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:12:54,065 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:12:54,066 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:53" (1/1) ... [2023-11-12 00:12:54,075 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:12:54,094 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8171f476-73e0-4770-9753-6f23544ac6f4/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:12:54,135 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8171f476-73e0-4770-9753-6f23544ac6f4/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:12:54,174 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8171f476-73e0-4770-9753-6f23544ac6f4/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:12:54,184 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:12:54,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:12:54,185 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:12:54,185 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:12:54,186 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:12:54,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:12:54,322 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:12:54,325 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:13:00,081 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:13:00,089 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:13:00,090 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:13:00,092 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:13:00 BoogieIcfgContainer [2023-11-12 00:13:00,093 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:13:00,095 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:13:00,096 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:13:00,099 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:13:00,100 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:12:53" (1/3) ... [2023-11-12 00:13:00,100 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2bd0db14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:13:00, skipping insertion in model container [2023-11-12 00:13:00,101 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:53" (2/3) ... [2023-11-12 00:13:00,101 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2bd0db14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:13:00, skipping insertion in model container [2023-11-12 00:13:00,101 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:13:00" (3/3) ... [2023-11-12 00:13:00,103 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-13.i [2023-11-12 00:13:00,123 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:13:00,124 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:13:00,178 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:13:00,185 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;@1597e104, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:13:00,185 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:13:00,190 INFO L276 IsEmpty]: Start isEmpty. Operand has 91 states, 59 states have (on average 1.4406779661016949) internal successors, (85), 60 states have internal predecessors, (85), 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 00:13:00,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2023-11-12 00:13:00,211 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:13:00,212 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, 1] [2023-11-12 00:13:00,215 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:13:00,224 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:13:00,225 INFO L85 PathProgramCache]: Analyzing trace with hash 858180452, now seen corresponding path program 1 times [2023-11-12 00:13:00,244 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:13:00,244 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [551926210] [2023-11-12 00:13:00,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:13:00,245 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 00:13:00,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8171f476-73e0-4770-9753-6f23544ac6f4/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:13:00,250 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8171f476-73e0-4770-9753-6f23544ac6f4/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 00:13:00,293 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8171f476-73e0-4770-9753-6f23544ac6f4/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 00:13:01,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:13:01,159 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 00:13:01,174 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:13:01,270 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 644 proven. 0 refuted. 0 times theorem prover too weak. 980 trivial. 0 not checked. [2023-11-12 00:13:01,270 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:13:01,271 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:13:01,271 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [551926210] [2023-11-12 00:13:01,272 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [551926210] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:13:01,272 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:13:01,272 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 00:13:01,274 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2124827688] [2023-11-12 00:13:01,275 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:13:01,285 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-12 00:13:01,288 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:13:01,327 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-12 00:13:01,328 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 00:13:01,330 INFO L87 Difference]: Start difference. First operand has 91 states, 59 states have (on average 1.4406779661016949) internal successors, (85), 60 states have internal predecessors, (85), 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 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-12 00:13:01,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:13:01,372 INFO L93 Difference]: Finished difference Result 175 states and 309 transitions. [2023-11-12 00:13:01,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-12 00:13:01,374 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 188 [2023-11-12 00:13:01,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:13:01,383 INFO L225 Difference]: With dead ends: 175 [2023-11-12 00:13:01,383 INFO L226 Difference]: Without dead ends: 87 [2023-11-12 00:13:01,388 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 187 GetRequests, 187 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 00:13:01,392 INFO L413 NwaCegarLoop]: 136 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 136 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-12 00:13:01,393 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 136 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 00:13:01,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2023-11-12 00:13:01,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2023-11-12 00:13:01,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 56 states have (on average 1.3928571428571428) internal successors, (78), 56 states have internal predecessors, (78), 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 00:13:01,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 136 transitions. [2023-11-12 00:13:01,448 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 136 transitions. Word has length 188 [2023-11-12 00:13:01,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:13:01,449 INFO L495 AbstractCegarLoop]: Abstraction has 87 states and 136 transitions. [2023-11-12 00:13:01,449 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-12 00:13:01,449 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 136 transitions. [2023-11-12 00:13:01,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2023-11-12 00:13:01,454 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:13:01,455 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, 1] [2023-11-12 00:13:01,488 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8171f476-73e0-4770-9753-6f23544ac6f4/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)] Forceful destruction successful, exit code 0 [2023-11-12 00:13:01,680 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8171f476-73e0-4770-9753-6f23544ac6f4/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 [2023-11-12 00:13:01,680 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:13:01,681 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:13:01,681 INFO L85 PathProgramCache]: Analyzing trace with hash 831715482, now seen corresponding path program 1 times [2023-11-12 00:13:01,682 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:13:01,682 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1577663965] [2023-11-12 00:13:01,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:13:01,684 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 00:13:01,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8171f476-73e0-4770-9753-6f23544ac6f4/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:13:01,686 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8171f476-73e0-4770-9753-6f23544ac6f4/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 00:13:01,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8171f476-73e0-4770-9753-6f23544ac6f4/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 (3)] Waiting until timeout for monitored process [2023-11-12 00:13:02,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:13:02,601 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-12 00:13:02,622 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:13:05,523 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 00:13:05,523 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:13:05,523 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:13:05,524 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1577663965] [2023-11-12 00:13:05,524 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1577663965] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:13:05,524 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:13:05,524 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 00:13:05,525 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1495051428] [2023-11-12 00:13:05,525 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:13:05,527 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-12 00:13:05,531 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:13:05,533 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-12 00:13:05,533 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-12 00:13:05,534 INFO L87 Difference]: Start difference. First operand 87 states and 136 transitions. Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 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 00:13:09,039 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:13:11,044 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:13:14,545 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:13:16,561 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:13:19,708 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:13:20,831 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:13:22,101 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:13:24,510 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:13:26,512 WARN L539 Checker$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 00:13:26,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:13:26,513 INFO L93 Difference]: Finished difference Result 256 states and 403 transitions. [2023-11-12 00:13:26,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-12 00:13:26,592 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 188 [2023-11-12 00:13:26,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:13:26,597 INFO L225 Difference]: With dead ends: 256 [2023-11-12 00:13:26,598 INFO L226 Difference]: Without dead ends: 172 [2023-11-12 00:13:26,600 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 188 GetRequests, 185 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-12 00:13:26,602 INFO L413 NwaCegarLoop]: 121 mSDtfsCounter, 107 mSDsluCounter, 228 mSDsCounter, 0 mSdLazyCounter, 50 mSolverCounterSat, 59 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 107 SdHoareTripleChecker+Valid, 349 SdHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 50 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.9s IncrementalHoareTripleChecker+Time [2023-11-12 00:13:26,602 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [107 Valid, 349 Invalid, 116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 50 Invalid, 7 Unknown, 0 Unchecked, 20.9s Time] [2023-11-12 00:13:26,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 172 states. [2023-11-12 00:13:26,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 172 to 144. [2023-11-12 00:13:26,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 144 states, 83 states have (on average 1.3132530120481927) internal successors, (109), 83 states have internal predecessors, (109), 58 states have call successors, (58), 2 states have call predecessors, (58), 2 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2023-11-12 00:13:26,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 225 transitions. [2023-11-12 00:13:26,654 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 225 transitions. Word has length 188 [2023-11-12 00:13:26,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:13:26,656 INFO L495 AbstractCegarLoop]: Abstraction has 144 states and 225 transitions. [2023-11-12 00:13:26,656 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 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 00:13:26,656 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 225 transitions. [2023-11-12 00:13:26,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2023-11-12 00:13:26,661 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:13:26,662 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, 1, 1] [2023-11-12 00:13:26,697 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8171f476-73e0-4770-9753-6f23544ac6f4/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 (3)] Forceful destruction successful, exit code 0 [2023-11-12 00:13:26,875 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8171f476-73e0-4770-9753-6f23544ac6f4/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 [2023-11-12 00:13:26,876 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:13:26,876 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:13:26,877 INFO L85 PathProgramCache]: Analyzing trace with hash -1563025669, now seen corresponding path program 1 times [2023-11-12 00:13:26,877 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:13:26,878 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [207440582] [2023-11-12 00:13:26,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:13:26,878 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 00:13:26,878 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8171f476-73e0-4770-9753-6f23544ac6f4/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:13:26,880 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8171f476-73e0-4770-9753-6f23544ac6f4/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 00:13:26,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8171f476-73e0-4770-9753-6f23544ac6f4/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 (4)] Waiting until timeout for monitored process [2023-11-12 00:13:27,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:13:27,816 INFO L262 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-12 00:13:27,827 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:13:31,085 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 541 proven. 24 refuted. 0 times theorem prover too weak. 1059 trivial. 0 not checked. [2023-11-12 00:13:31,087 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 00:13:32,075 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:13:32,075 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [207440582] [2023-11-12 00:13:32,075 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [207440582] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-12 00:13:32,076 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1451923133] [2023-11-12 00:13:32,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:13:32,076 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-12 00:13:32,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8171f476-73e0-4770-9753-6f23544ac6f4/bin/utaipan-verify-NcY6lQBIFX/cvc4 [2023-11-12 00:13:32,081 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8171f476-73e0-4770-9753-6f23544ac6f4/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-12 00:13:32,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8171f476-73e0-4770-9753-6f23544ac6f4/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-12 00:13:35,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:13:35,686 INFO L262 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-12 00:13:35,695 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:13:37,871 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 541 proven. 24 refuted. 0 times theorem prover too weak. 1059 trivial. 0 not checked. [2023-11-12 00:13:37,871 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 00:13:38,162 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1451923133] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-12 00:13:38,162 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1815126701] [2023-11-12 00:13:38,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:13:38,162 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:13:38,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8171f476-73e0-4770-9753-6f23544ac6f4/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:13:38,164 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8171f476-73e0-4770-9753-6f23544ac6f4/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 00:13:38,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8171f476-73e0-4770-9753-6f23544ac6f4/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-12 00:13:38,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat