./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-19.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_343191da-ed34-475f-9d53-3b1586088bfd/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343191da-ed34-475f-9d53-3b1586088bfd/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343191da-ed34-475f-9d53-3b1586088bfd/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343191da-ed34-475f-9d53-3b1586088bfd/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-19.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343191da-ed34-475f-9d53-3b1586088bfd/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343191da-ed34-475f-9d53-3b1586088bfd/bin/utaipan-verify-t7M7D8N6sZ --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6e4b4f716528528c582499b64b5730f5f1e1a93a2c7378db7c7e1f68ec10d8b0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:07:05,697 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:07:05,824 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343191da-ed34-475f-9d53-3b1586088bfd/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 05:07:05,836 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:07:05,837 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:07:05,884 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:07:05,885 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:07:05,886 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:07:05,887 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:07:05,893 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:07:05,894 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:07:05,895 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:07:05,895 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:07:05,897 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 05:07:05,898 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:07:05,898 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:07:05,899 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 05:07:05,899 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 05:07:05,900 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:07:05,900 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 05:07:05,901 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 05:07:05,902 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 05:07:05,903 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:07:05,904 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:07:05,904 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:07:05,905 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 05:07:05,905 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:07:05,906 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:07:05,906 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:07:05,907 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:07:05,909 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:07:05,909 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:07:05,909 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:07:05,910 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:07:05,910 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:07:05,910 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:07:05,911 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:07:05,911 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:07:05,911 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:07:05,912 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:07:05,912 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 05:07:05,912 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 05:07:05,913 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:07:05,913 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:07:05,914 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:07:05,914 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_343191da-ed34-475f-9d53-3b1586088bfd/bin/utaipan-verify-t7M7D8N6sZ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343191da-ed34-475f-9d53-3b1586088bfd/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6e4b4f716528528c582499b64b5730f5f1e1a93a2c7378db7c7e1f68ec10d8b0 [2023-11-19 05:07:06,227 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:07:06,258 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:07:06,261 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:07:06,263 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:07:06,263 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:07:06,266 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343191da-ed34-475f-9d53-3b1586088bfd/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-19.i [2023-11-19 05:07:09,548 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:07:09,872 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:07:09,873 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343191da-ed34-475f-9d53-3b1586088bfd/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-19.i [2023-11-19 05:07:09,892 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343191da-ed34-475f-9d53-3b1586088bfd/bin/utaipan-verify-t7M7D8N6sZ/data/c5be82ed2/6882006d0d804434a45b32480353b432/FLAG52598f7be [2023-11-19 05:07:09,909 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343191da-ed34-475f-9d53-3b1586088bfd/bin/utaipan-verify-t7M7D8N6sZ/data/c5be82ed2/6882006d0d804434a45b32480353b432 [2023-11-19 05:07:09,912 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:07:09,914 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:07:09,916 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:07:09,916 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:07:09,928 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:07:09,929 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:07:09" (1/1) ... [2023-11-19 05:07:09,931 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28956958 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:09, skipping insertion in model container [2023-11-19 05:07:09,931 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:07:09" (1/1) ... [2023-11-19 05:07:09,979 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:07:10,152 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_343191da-ed34-475f-9d53-3b1586088bfd/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-19.i[916,929] [2023-11-19 05:07:10,250 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:07:10,272 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:07:10,294 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_343191da-ed34-475f-9d53-3b1586088bfd/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-19.i[916,929] [2023-11-19 05:07:10,370 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:07:10,401 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:07:10,402 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:10 WrapperNode [2023-11-19 05:07:10,402 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:07:10,403 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:07:10,404 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:07:10,404 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:07:10,413 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:10" (1/1) ... [2023-11-19 05:07:10,443 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:10" (1/1) ... [2023-11-19 05:07:10,496 INFO L138 Inliner]: procedures = 26, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 232 [2023-11-19 05:07:10,496 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:07:10,497 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:07:10,498 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:07:10,498 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:07:10,509 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:10" (1/1) ... [2023-11-19 05:07:10,509 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:10" (1/1) ... [2023-11-19 05:07:10,514 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:10" (1/1) ... [2023-11-19 05:07:10,515 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:10" (1/1) ... [2023-11-19 05:07:10,531 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:10" (1/1) ... [2023-11-19 05:07:10,537 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:10" (1/1) ... [2023-11-19 05:07:10,540 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:10" (1/1) ... [2023-11-19 05:07:10,544 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:10" (1/1) ... [2023-11-19 05:07:10,550 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:07:10,551 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:07:10,551 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:07:10,552 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:07:10,553 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:10" (1/1) ... [2023-11-19 05:07:10,567 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:07:10,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343191da-ed34-475f-9d53-3b1586088bfd/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:07:10,619 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343191da-ed34-475f-9d53-3b1586088bfd/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:07:10,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343191da-ed34-475f-9d53-3b1586088bfd/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:07:10,667 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:07:10,667 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:07:10,667 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:07:10,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 05:07:10,668 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:07:10,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:07:10,812 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:07:10,815 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:07:11,506 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:07:12,122 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:07:12,122 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:07:12,128 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:07:12 BoogieIcfgContainer [2023-11-19 05:07:12,129 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:07:12,132 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:07:12,132 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:07:12,135 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:07:12,135 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:07:09" (1/3) ... [2023-11-19 05:07:12,136 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c8602ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:07:12, skipping insertion in model container [2023-11-19 05:07:12,137 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:10" (2/3) ... [2023-11-19 05:07:12,139 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c8602ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:07:12, skipping insertion in model container [2023-11-19 05:07:12,139 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:07:12" (3/3) ... [2023-11-19 05:07:12,140 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-19.i [2023-11-19 05:07:12,162 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:07:12,162 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:07:12,223 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:07:12,231 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;@2da0450e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:07:12,231 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:07:12,236 INFO L276 IsEmpty]: Start isEmpty. Operand has 47 states, 20 states have (on average 1.15) internal successors, (23), 21 states have internal predecessors, (23), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-11-19 05:07:12,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-11-19 05:07:12,247 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:07:12,248 INFO L195 NwaCegarLoop]: trace histogram [24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:07:12,248 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:07:12,253 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:07:12,254 INFO L85 PathProgramCache]: Analyzing trace with hash 1604529631, now seen corresponding path program 1 times [2023-11-19 05:07:12,263 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:07:12,263 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [875545172] [2023-11-19 05:07:12,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:07:12,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:07:12,522 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 05:07:12,522 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1326742285] [2023-11-19 05:07:12,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:07:12,523 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:07:12,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343191da-ed34-475f-9d53-3b1586088bfd/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:07:12,525 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343191da-ed34-475f-9d53-3b1586088bfd/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 05:07:12,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343191da-ed34-475f-9d53-3b1586088bfd/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 05:07:12,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:07:12,974 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 05:07:13,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:07:13,384 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 05:07:13,387 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 05:07:13,388 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 05:07:13,403 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343191da-ed34-475f-9d53-3b1586088bfd/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-19 05:07:13,598 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343191da-ed34-475f-9d53-3b1586088bfd/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-19 05:07:13,603 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 05:07:13,607 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 05:07:13,738 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 05:07:13 BoogieIcfgContainer [2023-11-19 05:07:13,738 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 05:07:13,739 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 05:07:13,739 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 05:07:13,739 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 05:07:13,740 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:07:12" (3/4) ... [2023-11-19 05:07:13,742 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 05:07:13,743 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 05:07:13,744 INFO L158 Benchmark]: Toolchain (without parser) took 3830.21ms. Allocated memory was 142.6MB in the beginning and 192.9MB in the end (delta: 50.3MB). Free memory was 94.3MB in the beginning and 100.9MB in the end (delta: -6.7MB). Peak memory consumption was 45.8MB. Max. memory is 16.1GB. [2023-11-19 05:07:13,745 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory was 114.0MB in the beginning and 113.9MB in the end (delta: 176.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:07:13,746 INFO L158 Benchmark]: CACSL2BoogieTranslator took 487.05ms. Allocated memory is still 142.6MB. Free memory was 94.3MB in the beginning and 78.0MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 05:07:13,746 INFO L158 Benchmark]: Boogie Procedure Inliner took 93.18ms. Allocated memory is still 142.6MB. Free memory was 78.0MB in the beginning and 73.9MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 05:07:13,747 INFO L158 Benchmark]: Boogie Preprocessor took 53.01ms. Allocated memory is still 142.6MB. Free memory was 73.9MB in the beginning and 71.2MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 05:07:13,748 INFO L158 Benchmark]: RCFGBuilder took 1577.60ms. Allocated memory was 142.6MB in the beginning and 192.9MB in the end (delta: 50.3MB). Free memory was 71.2MB in the beginning and 155.5MB in the end (delta: -84.3MB). Peak memory consumption was 50.5MB. Max. memory is 16.1GB. [2023-11-19 05:07:13,748 INFO L158 Benchmark]: TraceAbstraction took 1606.57ms. Allocated memory is still 192.9MB. Free memory was 154.5MB in the beginning and 100.9MB in the end (delta: 53.6MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. [2023-11-19 05:07:13,749 INFO L158 Benchmark]: Witness Printer took 4.20ms. Allocated memory is still 192.9MB. Free memory is still 100.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:07:13,752 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 142.6MB. Free memory was 114.0MB in the beginning and 113.9MB in the end (delta: 176.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 487.05ms. Allocated memory is still 142.6MB. Free memory was 94.3MB in the beginning and 78.0MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 93.18ms. Allocated memory is still 142.6MB. Free memory was 78.0MB in the beginning and 73.9MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.01ms. Allocated memory is still 142.6MB. Free memory was 73.9MB in the beginning and 71.2MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1577.60ms. Allocated memory was 142.6MB in the beginning and 192.9MB in the end (delta: 50.3MB). Free memory was 71.2MB in the beginning and 155.5MB in the end (delta: -84.3MB). Peak memory consumption was 50.5MB. Max. memory is 16.1GB. * TraceAbstraction took 1606.57ms. Allocated memory is still 192.9MB. Free memory was 154.5MB in the beginning and 100.9MB in the end (delta: 53.6MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. * Witness Printer took 4.20ms. Allocated memory is still 192.9MB. Free memory is still 100.9MB. 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 193, overapproximation of shiftLeft at line 73, overapproximation of bitwiseOr at line 103, overapproximation of someBinaryArithmeticDOUBLEoperation at line 75, overapproximation of someBinaryDOUBLEComparisonOperation at line 98. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 50; [L23] unsigned char var_1_2 = 1; [L24] unsigned char var_1_7 = 100; [L25] unsigned char var_1_8 = 100; [L26] unsigned char var_1_9 = 16; [L27] unsigned char var_1_10 = 2; [L28] unsigned long int var_1_11 = 50; [L29] unsigned char var_1_12 = 1; [L30] signed long int var_1_13 = -64; [L31] unsigned char var_1_14 = 0; [L32] unsigned char var_1_15 = 0; [L33] unsigned long int var_1_16 = 8; [L34] double var_1_17 = 4.6; [L35] double var_1_18 = 100.35; [L36] double var_1_19 = 0.2; [L37] double var_1_20 = 63.4; [L38] signed char var_1_21 = -32; [L39] signed char var_1_22 = -10; [L40] float var_1_23 = 2.75; [L41] double var_1_24 = 255.6; [L42] double var_1_25 = 499.8; [L43] double var_1_26 = 4.75; [L44] float var_1_27 = 8.7; [L45] float var_1_28 = 7.6; [L46] signed short int var_1_29 = 10; [L47] signed short int var_1_30 = -10; [L48] unsigned long int last_1_var_1_16 = 8; [L49] signed short int last_1_var_1_29 = 10; [L197] isInitial = 1 [L198] FCALL initially() [L199] int k_loop; [L200] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=100, var_1_8=100, var_1_9=16] [L200] COND TRUE k_loop < 1 [L201] CALL updateLastVariables() [L189] last_1_var_1_16 = var_1_16 [L190] last_1_var_1_29 = var_1_29 [L201] RET updateLastVariables() [L202] CALL updateVariables() [L149] var_1_2 = __VERIFIER_nondet_uchar() [L150] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_30=-10, var_1_7=100, var_1_8=100, var_1_9=16] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_30=-10, var_1_7=100, var_1_8=100, var_1_9=16] [L151] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=100, var_1_8=100, var_1_9=16] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=100, var_1_8=100, var_1_9=16] [L152] var_1_7 = __VERIFIER_nondet_uchar() [L153] CALL assume_abort_if_not(var_1_7 >= 95) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=100, var_1_9=16] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_7 >= 95) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=100, var_1_9=16] [L154] CALL assume_abort_if_not(var_1_7 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=100, var_1_9=16] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_7 <= 127) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=100, var_1_9=16] [L155] var_1_8 = __VERIFIER_nondet_uchar() [L156] CALL assume_abort_if_not(var_1_8 >= 95) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=16] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_8 >= 95) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=16] [L157] CALL assume_abort_if_not(var_1_8 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=16] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_8 <= 127) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=16] [L158] var_1_9 = __VERIFIER_nondet_uchar() [L159] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L160] CALL assume_abort_if_not(var_1_9 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_9 <= 63) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L161] var_1_10 = __VERIFIER_nondet_uchar() [L162] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=0, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=0, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L163] CALL assume_abort_if_not(var_1_10 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=0, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_10 <= 127) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=0, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L164] var_1_13 = __VERIFIER_nondet_long() [L165] CALL assume_abort_if_not(var_1_13 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=0, var_1_11=50, var_1_12=1, var_1_13=-4, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_13 >= -2147483648) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=0, var_1_11=50, var_1_12=1, var_1_13=-4, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L166] CALL assume_abort_if_not(var_1_13 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=0, var_1_11=50, var_1_12=1, var_1_13=-4, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_13 <= 2147483647) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=0, var_1_11=50, var_1_12=1, var_1_13=-4, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L167] CALL assume_abort_if_not(var_1_13 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=0, var_1_11=50, var_1_12=1, var_1_13=-4, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_13 != 0) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=0, var_1_11=50, var_1_12=1, var_1_13=-4, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L168] var_1_14 = __VERIFIER_nondet_uchar() [L169] CALL assume_abort_if_not(var_1_14 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=0, var_1_11=50, var_1_12=1, var_1_13=-4, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_14 >= 1) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=0, var_1_11=50, var_1_12=1, var_1_13=-4, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L170] CALL assume_abort_if_not(var_1_14 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=0, var_1_11=50, var_1_12=1, var_1_13=-4, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_14 <= 1) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=0, var_1_11=50, var_1_12=1, var_1_13=-4, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L171] var_1_15 = __VERIFIER_nondet_uchar() [L172] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=0, var_1_11=50, var_1_12=1, var_1_13=-4, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=0, var_1_11=50, var_1_12=1, var_1_13=-4, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L173] CALL assume_abort_if_not(var_1_15 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=0, var_1_11=50, var_1_12=1, var_1_13=-4, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_15 <= 0) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=0, var_1_11=50, var_1_12=1, var_1_13=-4, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L174] var_1_18 = __VERIFIER_nondet_double() [L175] CALL assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=0, var_1_11=50, var_1_12=1, var_1_13=-4, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=0, var_1_11=50, var_1_12=1, var_1_13=-4, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L176] var_1_19 = __VERIFIER_nondet_double() [L177] CALL assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=0, var_1_11=50, var_1_12=1, var_1_13=-4, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2, var_1_19=3, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=0, var_1_11=50, var_1_12=1, var_1_13=-4, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2, var_1_19=3, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L178] var_1_20 = __VERIFIER_nondet_double() [L179] CALL assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=0, var_1_11=50, var_1_12=1, var_1_13=-4, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2, var_1_19=3, var_1_1=50, var_1_20=6, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=0, var_1_11=50, var_1_12=1, var_1_13=-4, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2, var_1_19=3, var_1_1=50, var_1_20=6, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L180] var_1_22 = __VERIFIER_nondet_char() [L181] CALL assume_abort_if_not(var_1_22 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=0, var_1_11=50, var_1_12=1, var_1_13=-4, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2, var_1_19=3, var_1_1=50, var_1_20=6, var_1_21=-32, var_1_22=63, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_22 >= -63) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=0, var_1_11=50, var_1_12=1, var_1_13=-4, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2, var_1_19=3, var_1_1=50, var_1_20=6, var_1_21=-32, var_1_22=63, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L182] CALL assume_abort_if_not(var_1_22 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=0, var_1_11=50, var_1_12=1, var_1_13=-4, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2, var_1_19=3, var_1_1=50, var_1_20=6, var_1_21=-32, var_1_22=63, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_22 <= 63) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=0, var_1_11=50, var_1_12=1, var_1_13=-4, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2, var_1_19=3, var_1_1=50, var_1_20=6, var_1_21=-32, var_1_22=63, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L183] var_1_26 = __VERIFIER_nondet_double() [L184] CALL assume_abort_if_not((var_1_26 >= 0.0F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 9223372.036854765600e+12F && var_1_26 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=0, var_1_11=50, var_1_12=1, var_1_13=-4, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2, var_1_19=3, var_1_1=50, var_1_20=6, var_1_21=-32, var_1_22=63, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not((var_1_26 >= 0.0F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 9223372.036854765600e+12F && var_1_26 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=0, var_1_11=50, var_1_12=1, var_1_13=-4, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2, var_1_19=3, var_1_1=50, var_1_20=6, var_1_21=-32, var_1_22=63, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L185] var_1_28 = __VERIFIER_nondet_float() [L186] CALL assume_abort_if_not((var_1_28 >= -461168.6018427382800e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 4611686.018427382800e+12F && var_1_28 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=0, var_1_11=50, var_1_12=1, var_1_13=-4, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2, var_1_19=3, var_1_1=50, var_1_20=6, var_1_21=-32, var_1_22=63, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=4, var_1_27=87/10, var_1_28=5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not((var_1_28 >= -461168.6018427382800e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 4611686.018427382800e+12F && var_1_28 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=0, var_1_11=50, var_1_12=1, var_1_13=-4, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2, var_1_19=3, var_1_1=50, var_1_20=6, var_1_21=-32, var_1_22=63, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=4, var_1_27=87/10, var_1_28=5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L202] RET updateVariables() [L203] CALL step() [L53] COND FALSE !(((last_1_var_1_16 * var_1_7) + var_1_9) > (last_1_var_1_29 / var_1_13)) [L56] COND TRUE var_1_14 && var_1_2 [L57] var_1_12 = var_1_15 [L60] unsigned char stepLocal_5 = var_1_14; [L61] COND TRUE var_1_12 || stepLocal_5 [L62] var_1_21 = var_1_9 [L66] var_1_29 = var_1_21 [L67] signed long int stepLocal_2 = (((-64) < ((~ var_1_7))) ? (-64) : ((~ var_1_7))); [L68] COND FALSE !((var_1_9 - var_1_10) <= stepLocal_2) [L71] var_1_11 = ((var_1_29 + ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8)))) + var_1_10) [L73] EXPR var_1_7 << var_1_29 [L73] signed long int stepLocal_6 = var_1_7 << var_1_29; [L74] COND TRUE stepLocal_6 >= -1 [L75] var_1_23 = (var_1_20 + var_1_19) [L91] var_1_30 = var_1_7 [L92] signed long int stepLocal_3 = -256 + 1; [L93] COND TRUE var_1_30 > stepLocal_3 [L94] var_1_16 = ((((25u) < 0 ) ? -(25u) : (25u))) [L96] unsigned char stepLocal_4 = var_1_14; [L97] COND TRUE (var_1_16 <= var_1_11) || stepLocal_4 [L98] var_1_17 = ((((var_1_18) < ((var_1_19 + var_1_20))) ? (var_1_18) : ((var_1_19 + var_1_20)))) [L100] COND TRUE var_1_21 < var_1_30 [L101] var_1_24 = var_1_18 [L113] unsigned char stepLocal_9 = var_1_14; [L114] signed long int stepLocal_8 = var_1_13; [L115] COND TRUE var_1_24 <= var_1_26 [L116] COND TRUE var_1_12 || stepLocal_9 [L117] COND TRUE stepLocal_8 < var_1_8 [L118] var_1_27 = ((((var_1_20) > ((((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19))) + var_1_28))) ? (var_1_20) : ((((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19))) + var_1_28)))) [L128] unsigned long int stepLocal_1 = (((var_1_16) > (var_1_21)) ? (var_1_16) : (var_1_21)); [L129] unsigned char stepLocal_0 = var_1_12; [L130] COND FALSE !(var_1_12 && stepLocal_0) [L139] var_1_1 = var_1_7 [L141] signed char stepLocal_7 = var_1_22; [L142] COND FALSE !(stepLocal_7 >= var_1_1) [L145] var_1_25 = (var_1_26 - 100000.75) [L203] RET step() [L204] CALL, EXPR property() [L193] EXPR (((((((var_1_12 && var_1_12) ? ((var_1_30 <= ((((var_1_16) > (var_1_21)) ? (var_1_16) : (var_1_21)))) ? (var_1_12 ? (var_1_1 == ((unsigned char) (((var_1_7 + var_1_8) - var_1_9) - var_1_10))) : 1) : (var_1_1 == ((unsigned char) var_1_7))) : (var_1_1 == ((unsigned char) var_1_7))) && (((var_1_9 - var_1_10) <= ((((-64) < ((~ var_1_7))) ? (-64) : ((~ var_1_7))))) ? (var_1_11 == ((unsigned long int) (var_1_29 + var_1_7))) : (var_1_11 == ((unsigned long int) ((var_1_29 + ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8)))) + var_1_10))))) && ((((last_1_var_1_16 * var_1_7) + var_1_9) > (last_1_var_1_29 / var_1_13)) ? (var_1_12 == ((unsigned char) ((! var_1_14) || var_1_15))) : ((var_1_14 && var_1_2) ? (var_1_12 == ((unsigned char) var_1_15)) : 1))) && ((var_1_30 > (-256 + 1)) ? (var_1_16 == ((unsigned long int) ((((25u) < 0 ) ? -(25u) : (25u))))) : 1)) && (((var_1_16 <= var_1_11) || var_1_14) ? (var_1_17 == ((double) ((((var_1_18) < ((var_1_19 + var_1_20))) ? (var_1_18) : ((var_1_19 + var_1_20)))))) : 1)) && ((var_1_12 || var_1_14) ? (var_1_21 == ((signed char) var_1_9)) : (var_1_21 == ((signed char) ((((((((10) > ((var_1_9 + var_1_22))) ? (10) : ((var_1_9 + var_1_22))))) > (-16)) ? (((((10) > ((var_1_9 + var_1_22))) ? (10) : ((var_1_9 + var_1_22))))) : (-16))))))) && (((var_1_7 << var_1_29) >= -1) ? (var_1_23 == ((float) (var_1_20 + var_1_19))) : (var_1_15 ? ((! var_1_12) ? (var_1_23 == ((float) var_1_18)) : (var_1_23 == ((float) (var_1_19 + var_1_20)))) : ((! var_1_12) ? (var_1_23 == ((float) var_1_18)) : (var_1_23 == ((float) var_1_18))))) [L193] EXPR ((((((((var_1_12 && var_1_12) ? ((var_1_30 <= ((((var_1_16) > (var_1_21)) ? (var_1_16) : (var_1_21)))) ? (var_1_12 ? (var_1_1 == ((unsigned char) (((var_1_7 + var_1_8) - var_1_9) - var_1_10))) : 1) : (var_1_1 == ((unsigned char) var_1_7))) : (var_1_1 == ((unsigned char) var_1_7))) && (((var_1_9 - var_1_10) <= ((((-64) < ((~ var_1_7))) ? (-64) : ((~ var_1_7))))) ? (var_1_11 == ((unsigned long int) (var_1_29 + var_1_7))) : (var_1_11 == ((unsigned long int) ((var_1_29 + ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8)))) + var_1_10))))) && ((((last_1_var_1_16 * var_1_7) + var_1_9) > (last_1_var_1_29 / var_1_13)) ? (var_1_12 == ((unsigned char) ((! var_1_14) || var_1_15))) : ((var_1_14 && var_1_2) ? (var_1_12 == ((unsigned char) var_1_15)) : 1))) && ((var_1_30 > (-256 + 1)) ? (var_1_16 == ((unsigned long int) ((((25u) < 0 ) ? -(25u) : (25u))))) : 1)) && (((var_1_16 <= var_1_11) || var_1_14) ? (var_1_17 == ((double) ((((var_1_18) < ((var_1_19 + var_1_20))) ? (var_1_18) : ((var_1_19 + var_1_20)))))) : 1)) && ((var_1_12 || var_1_14) ? (var_1_21 == ((signed char) var_1_9)) : (var_1_21 == ((signed char) ((((((((10) > ((var_1_9 + var_1_22))) ? (10) : ((var_1_9 + var_1_22))))) > (-16)) ? (((((10) > ((var_1_9 + var_1_22))) ? (10) : ((var_1_9 + var_1_22))))) : (-16))))))) && (((var_1_7 << var_1_29) >= -1) ? (var_1_23 == ((float) (var_1_20 + var_1_19))) : (var_1_15 ? ((! var_1_12) ? (var_1_23 == ((float) var_1_18)) : (var_1_23 == ((float) (var_1_19 + var_1_20)))) : ((! var_1_12) ? (var_1_23 == ((float) var_1_18)) : (var_1_23 == ((float) var_1_18)))))) && ((var_1_21 < var_1_30) ? (var_1_24 == ((double) var_1_18)) : (((var_1_8 * (var_1_16 ^ var_1_13)) <= (var_1_30 / var_1_7)) ? ((var_1_30 > var_1_13) ? (var_1_24 == ((double) var_1_20)) : (var_1_24 == ((double) var_1_20))) : (var_1_24 == ((double) 9.75)))) [L193-L194] return ((((((((((((var_1_12 && var_1_12) ? ((var_1_30 <= ((((var_1_16) > (var_1_21)) ? (var_1_16) : (var_1_21)))) ? (var_1_12 ? (var_1_1 == ((unsigned char) (((var_1_7 + var_1_8) - var_1_9) - var_1_10))) : 1) : (var_1_1 == ((unsigned char) var_1_7))) : (var_1_1 == ((unsigned char) var_1_7))) && (((var_1_9 - var_1_10) <= ((((-64) < ((~ var_1_7))) ? (-64) : ((~ var_1_7))))) ? (var_1_11 == ((unsigned long int) (var_1_29 + var_1_7))) : (var_1_11 == ((unsigned long int) ((var_1_29 + ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8)))) + var_1_10))))) && ((((last_1_var_1_16 * var_1_7) + var_1_9) > (last_1_var_1_29 / var_1_13)) ? (var_1_12 == ((unsigned char) ((! var_1_14) || var_1_15))) : ((var_1_14 && var_1_2) ? (var_1_12 == ((unsigned char) var_1_15)) : 1))) && ((var_1_30 > (-256 + 1)) ? (var_1_16 == ((unsigned long int) ((((25u) < 0 ) ? -(25u) : (25u))))) : 1)) && (((var_1_16 <= var_1_11) || var_1_14) ? (var_1_17 == ((double) ((((var_1_18) < ((var_1_19 + var_1_20))) ? (var_1_18) : ((var_1_19 + var_1_20)))))) : 1)) && ((var_1_12 || var_1_14) ? (var_1_21 == ((signed char) var_1_9)) : (var_1_21 == ((signed char) ((((((((10) > ((var_1_9 + var_1_22))) ? (10) : ((var_1_9 + var_1_22))))) > (-16)) ? (((((10) > ((var_1_9 + var_1_22))) ? (10) : ((var_1_9 + var_1_22))))) : (-16))))))) && (((var_1_7 << var_1_29) >= -1) ? (var_1_23 == ((float) (var_1_20 + var_1_19))) : (var_1_15 ? ((! var_1_12) ? (var_1_23 == ((float) var_1_18)) : (var_1_23 == ((float) (var_1_19 + var_1_20)))) : ((! var_1_12) ? (var_1_23 == ((float) var_1_18)) : (var_1_23 == ((float) var_1_18)))))) && ((var_1_21 < var_1_30) ? (var_1_24 == ((double) var_1_18)) : (((var_1_8 * (var_1_16 ^ var_1_13)) <= (var_1_30 / var_1_7)) ? ((var_1_30 > var_1_13) ? (var_1_24 == ((double) var_1_20)) : (var_1_24 == ((double) var_1_20))) : (var_1_24 == ((double) 9.75))))) && ((var_1_22 >= var_1_1) ? (var_1_25 == ((double) 8.875)) : (var_1_25 == ((double) (var_1_26 - 100000.75))))) && ((var_1_24 <= var_1_26) ? ((var_1_12 || var_1_14) ? ((var_1_13 < var_1_8) ? (var_1_27 == ((float) ((((var_1_20) > ((((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19))) + var_1_28))) ? (var_1_20) : ((((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19))) + var_1_28)))))) : (var_1_27 == ((float) 3.24f))) : (var_1_27 == ((float) var_1_19))) : (var_1_27 == ((float) var_1_28)))) && (var_1_29 == ((signed short int) var_1_21))) && (var_1_30 == ((signed short int) var_1_7)) ; [L204] RET, EXPR property() [L204] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=0, var_1_11=97, var_1_12=0, var_1_13=-4, var_1_14=1, var_1_15=0, var_1_16=25, var_1_17=2, var_1_18=2, var_1_19=3, var_1_1=96, var_1_20=6, var_1_21=1, var_1_22=63, var_1_23=0, var_1_24=2, var_1_25=0, var_1_26=4, var_1_27=6, var_1_28=5, var_1_29=1, var_1_2=1, var_1_30=96, var_1_7=96, var_1_8=95, var_1_9=1] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=0, var_1_11=97, var_1_12=0, var_1_13=-4, var_1_14=1, var_1_15=0, var_1_16=25, var_1_17=2, var_1_18=2, var_1_19=3, var_1_1=96, var_1_20=6, var_1_21=1, var_1_22=63, var_1_23=0, var_1_24=2, var_1_25=0, var_1_26=4, var_1_27=6, var_1_28=5, var_1_29=1, var_1_2=1, var_1_30=96, var_1_7=96, var_1_8=95, var_1_9=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 47 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 1, TraceHistogramMax: 24, 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=47occurred 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, 0.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 90 NumberOfCodeBlocks, 90 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 05:07:13,776 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343191da-ed34-475f-9d53-3b1586088bfd/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343191da-ed34-475f-9d53-3b1586088bfd/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343191da-ed34-475f-9d53-3b1586088bfd/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343191da-ed34-475f-9d53-3b1586088bfd/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343191da-ed34-475f-9d53-3b1586088bfd/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-19.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343191da-ed34-475f-9d53-3b1586088bfd/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343191da-ed34-475f-9d53-3b1586088bfd/bin/utaipan-verify-t7M7D8N6sZ --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6e4b4f716528528c582499b64b5730f5f1e1a93a2c7378db7c7e1f68ec10d8b0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:07:16,655 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:07:16,806 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343191da-ed34-475f-9d53-3b1586088bfd/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 05:07:16,814 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:07:16,815 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:07:16,864 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:07:16,865 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:07:16,866 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:07:16,868 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:07:16,873 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:07:16,874 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:07:16,875 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:07:16,875 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:07:16,877 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:07:16,877 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:07:16,878 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:07:16,879 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:07:16,880 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:07:16,880 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:07:16,881 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:07:16,881 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:07:16,882 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:07:16,882 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:07:16,883 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:07:16,883 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 05:07:16,884 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 05:07:16,884 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 05:07:16,885 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:07:16,885 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:07:16,886 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:07:16,887 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:07:16,887 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 05:07:16,888 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:07:16,888 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:07:16,889 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:07:16,889 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:07:16,889 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:07:16,889 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 05:07:16,890 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 05:07:16,891 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:07:16,891 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:07:16,892 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:07:16,892 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_343191da-ed34-475f-9d53-3b1586088bfd/bin/utaipan-verify-t7M7D8N6sZ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343191da-ed34-475f-9d53-3b1586088bfd/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6e4b4f716528528c582499b64b5730f5f1e1a93a2c7378db7c7e1f68ec10d8b0 [2023-11-19 05:07:17,359 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:07:17,385 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:07:17,388 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:07:17,389 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:07:17,392 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:07:17,393 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343191da-ed34-475f-9d53-3b1586088bfd/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-19.i [2023-11-19 05:07:20,845 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:07:21,183 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:07:21,184 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343191da-ed34-475f-9d53-3b1586088bfd/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-19.i [2023-11-19 05:07:21,194 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343191da-ed34-475f-9d53-3b1586088bfd/bin/utaipan-verify-t7M7D8N6sZ/data/b761d8d52/97910705a06e429ea71db6f17d8cfc99/FLAGe9265dc32 [2023-11-19 05:07:21,207 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343191da-ed34-475f-9d53-3b1586088bfd/bin/utaipan-verify-t7M7D8N6sZ/data/b761d8d52/97910705a06e429ea71db6f17d8cfc99 [2023-11-19 05:07:21,210 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:07:21,211 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:07:21,213 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:07:21,213 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:07:21,218 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:07:21,219 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:07:21" (1/1) ... [2023-11-19 05:07:21,220 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1013db0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:21, skipping insertion in model container [2023-11-19 05:07:21,220 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:07:21" (1/1) ... [2023-11-19 05:07:21,259 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:07:21,429 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_343191da-ed34-475f-9d53-3b1586088bfd/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-19.i[916,929] [2023-11-19 05:07:21,545 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:07:21,567 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:07:21,588 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_343191da-ed34-475f-9d53-3b1586088bfd/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-19.i[916,929] [2023-11-19 05:07:21,673 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:07:21,706 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:07:21,707 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:21 WrapperNode [2023-11-19 05:07:21,707 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:07:21,708 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:07:21,709 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:07:21,709 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:07:21,718 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:21" (1/1) ... [2023-11-19 05:07:21,749 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:21" (1/1) ... [2023-11-19 05:07:21,805 INFO L138 Inliner]: procedures = 27, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 193 [2023-11-19 05:07:21,805 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:07:21,806 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:07:21,806 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:07:21,806 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:07:21,817 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:21" (1/1) ... [2023-11-19 05:07:21,817 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:21" (1/1) ... [2023-11-19 05:07:21,833 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:21" (1/1) ... [2023-11-19 05:07:21,833 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:21" (1/1) ... [2023-11-19 05:07:21,874 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:21" (1/1) ... [2023-11-19 05:07:21,878 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:21" (1/1) ... [2023-11-19 05:07:21,882 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:21" (1/1) ... [2023-11-19 05:07:21,884 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:21" (1/1) ... [2023-11-19 05:07:21,929 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:07:21,930 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:07:21,930 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:07:21,930 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:07:21,931 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:21" (1/1) ... [2023-11-19 05:07:21,947 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:07:21,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343191da-ed34-475f-9d53-3b1586088bfd/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:07:22,012 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343191da-ed34-475f-9d53-3b1586088bfd/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:07:22,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343191da-ed34-475f-9d53-3b1586088bfd/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:07:22,062 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:07:22,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 05:07:22,063 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:07:22,063 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:07:22,064 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:07:22,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:07:22,221 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:07:22,228 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:07:28,692 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:07:28,701 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:07:28,701 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:07:28,706 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:07:28 BoogieIcfgContainer [2023-11-19 05:07:28,706 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:07:28,708 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:07:28,709 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:07:28,712 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:07:28,712 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:07:21" (1/3) ... [2023-11-19 05:07:28,713 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36b6e4b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:07:28, skipping insertion in model container [2023-11-19 05:07:28,713 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:21" (2/3) ... [2023-11-19 05:07:28,714 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36b6e4b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:07:28, skipping insertion in model container [2023-11-19 05:07:28,714 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:07:28" (3/3) ... [2023-11-19 05:07:28,716 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-19.i [2023-11-19 05:07:28,734 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:07:28,734 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:07:28,787 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:07:28,794 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;@26f472ca, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:07:28,795 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:07:28,799 INFO L276 IsEmpty]: Start isEmpty. Operand has 86 states, 59 states have (on average 1.423728813559322) internal successors, (84), 60 states have internal predecessors, (84), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-11-19 05:07:28,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-11-19 05:07:28,817 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:07:28,818 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:07:28,819 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:07:28,824 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:07:28,825 INFO L85 PathProgramCache]: Analyzing trace with hash 378532084, now seen corresponding path program 1 times [2023-11-19 05:07:28,839 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:07:28,839 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1237862273] [2023-11-19 05:07:28,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:07:28,840 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:07:28,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343191da-ed34-475f-9d53-3b1586088bfd/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:07:28,842 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343191da-ed34-475f-9d53-3b1586088bfd/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:07:28,891 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343191da-ed34-475f-9d53-3b1586088bfd/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-19 05:07:29,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:07:29,665 INFO L262 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 05:07:29,684 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:07:29,761 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 494 proven. 0 refuted. 0 times theorem prover too weak. 610 trivial. 0 not checked. [2023-11-19 05:07:29,761 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:07:29,764 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:07:29,765 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1237862273] [2023-11-19 05:07:29,765 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1237862273] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:07:29,766 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:07:29,766 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 05:07:29,768 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [30140097] [2023-11-19 05:07:29,769 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:07:29,775 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 05:07:29,775 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:07:29,821 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 05:07:29,822 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 05:07:29,825 INFO L87 Difference]: Start difference. First operand has 86 states, 59 states have (on average 1.423728813559322) internal successors, (84), 60 states have internal predecessors, (84), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) Second operand has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2023-11-19 05:07:29,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:07:29,895 INFO L93 Difference]: Finished difference Result 169 states and 285 transitions. [2023-11-19 05:07:29,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 05:07:29,898 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 161 [2023-11-19 05:07:29,898 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:07:29,909 INFO L225 Difference]: With dead ends: 169 [2023-11-19 05:07:29,909 INFO L226 Difference]: Without dead ends: 82 [2023-11-19 05:07:29,913 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 160 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 05:07:29,917 INFO L413 NwaCegarLoop]: 129 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, 129 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 [2023-11-19 05:07:29,918 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 129 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 05:07:29,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2023-11-19 05:07:29,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2023-11-19 05:07:29,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 56 states have (on average 1.375) internal successors, (77), 56 states have internal predecessors, (77), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-11-19 05:07:29,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 125 transitions. [2023-11-19 05:07:29,971 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 125 transitions. Word has length 161 [2023-11-19 05:07:29,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:07:29,972 INFO L495 AbstractCegarLoop]: Abstraction has 82 states and 125 transitions. [2023-11-19 05:07:29,972 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2023-11-19 05:07:29,973 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 125 transitions. [2023-11-19 05:07:29,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-11-19 05:07:29,977 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:07:29,977 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:07:29,999 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343191da-ed34-475f-9d53-3b1586088bfd/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-19 05:07:30,194 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343191da-ed34-475f-9d53-3b1586088bfd/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:07:30,195 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:07:30,196 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:07:30,196 INFO L85 PathProgramCache]: Analyzing trace with hash 2144429880, now seen corresponding path program 1 times [2023-11-19 05:07:30,197 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:07:30,197 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [824038555] [2023-11-19 05:07:30,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:07:30,198 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:07:30,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343191da-ed34-475f-9d53-3b1586088bfd/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:07:30,200 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343191da-ed34-475f-9d53-3b1586088bfd/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:07:30,239 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343191da-ed34-475f-9d53-3b1586088bfd/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-19 05:07:31,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:07:31,257 INFO L262 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 60 conjunts are in the unsatisfiable core [2023-11-19 05:07:31,279 INFO L285 TraceCheckSpWp]: Computing forward predicates...