./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-35.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_337bb276-6130-466c-bae6-3aa976030d57/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_337bb276-6130-466c-bae6-3aa976030d57/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_337bb276-6130-466c-bae6-3aa976030d57/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_337bb276-6130-466c-bae6-3aa976030d57/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-35.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_337bb276-6130-466c-bae6-3aa976030d57/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_337bb276-6130-466c-bae6-3aa976030d57/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 3d4ebc9f24bef2737b5279d958b7659663ce9793b7ca2155dff21004a8e31dda --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:53:29,515 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:53:29,646 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_337bb276-6130-466c-bae6-3aa976030d57/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 04:53:29,655 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:53:29,656 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:53:29,700 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:53:29,701 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:53:29,702 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:53:29,703 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:53:29,708 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:53:29,709 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:53:29,709 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:53:29,710 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:53:29,712 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 04:53:29,712 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:53:29,713 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:53:29,713 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 04:53:29,714 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 04:53:29,714 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:53:29,715 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 04:53:29,716 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 04:53:29,717 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 04:53:29,718 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:53:29,719 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:53:29,719 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:53:29,720 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:53:29,720 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:53:29,721 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:53:29,721 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:53:29,722 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:53:29,723 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:53:29,724 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:53:29,724 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:53:29,724 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:53:29,725 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:53:29,725 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:53:29,725 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:53:29,725 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:53:29,744 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:53:29,745 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:53:29,745 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 04:53:29,745 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:53:29,745 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:53:29,746 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:53:29,746 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:53:29,746 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_337bb276-6130-466c-bae6-3aa976030d57/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_337bb276-6130-466c-bae6-3aa976030d57/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3d4ebc9f24bef2737b5279d958b7659663ce9793b7ca2155dff21004a8e31dda [2023-11-19 04:53:30,120 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:53:30,157 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:53:30,159 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:53:30,161 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:53:30,161 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:53:30,164 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_337bb276-6130-466c-bae6-3aa976030d57/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-35.i [2023-11-19 04:53:33,206 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:53:33,453 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:53:33,454 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_337bb276-6130-466c-bae6-3aa976030d57/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-35.i [2023-11-19 04:53:33,465 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_337bb276-6130-466c-bae6-3aa976030d57/bin/utaipan-verify-t7M7D8N6sZ/data/46d8c833f/53abbe10e1f7444eafde63293d38330a/FLAG3fca64020 [2023-11-19 04:53:33,480 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_337bb276-6130-466c-bae6-3aa976030d57/bin/utaipan-verify-t7M7D8N6sZ/data/46d8c833f/53abbe10e1f7444eafde63293d38330a [2023-11-19 04:53:33,483 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:53:33,484 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:53:33,486 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:53:33,486 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:53:33,492 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:53:33,493 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:53:33" (1/1) ... [2023-11-19 04:53:33,494 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1430a782 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:53:33, skipping insertion in model container [2023-11-19 04:53:33,494 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:53:33" (1/1) ... [2023-11-19 04:53:33,533 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:53:33,739 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_337bb276-6130-466c-bae6-3aa976030d57/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-35.i[916,929] [2023-11-19 04:53:33,860 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:53:33,880 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:53:33,902 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_337bb276-6130-466c-bae6-3aa976030d57/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-35.i[916,929] [2023-11-19 04:53:33,978 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:53:33,997 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:53:33,998 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:53:33 WrapperNode [2023-11-19 04:53:33,998 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:53:33,999 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:53:33,999 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:53:33,999 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:53:34,007 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:53:33" (1/1) ... [2023-11-19 04:53:34,036 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:53:33" (1/1) ... [2023-11-19 04:53:34,097 INFO L138 Inliner]: procedures = 26, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 251 [2023-11-19 04:53:34,097 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:53:34,100 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:53:34,100 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:53:34,100 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:53:34,110 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:53:33" (1/1) ... [2023-11-19 04:53:34,110 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:53:33" (1/1) ... [2023-11-19 04:53:34,115 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:53:33" (1/1) ... [2023-11-19 04:53:34,115 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:53:33" (1/1) ... [2023-11-19 04:53:34,138 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:53:33" (1/1) ... [2023-11-19 04:53:34,142 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:53:33" (1/1) ... [2023-11-19 04:53:34,149 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:53:33" (1/1) ... [2023-11-19 04:53:34,153 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:53:33" (1/1) ... [2023-11-19 04:53:34,163 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:53:34,164 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:53:34,164 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:53:34,164 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:53:34,165 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:53:33" (1/1) ... [2023-11-19 04:53:34,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:53:34,186 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_337bb276-6130-466c-bae6-3aa976030d57/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:53:34,235 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_337bb276-6130-466c-bae6-3aa976030d57/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:53:34,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_337bb276-6130-466c-bae6-3aa976030d57/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:53:34,291 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:53:34,291 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:53:34,292 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:53:34,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:53:34,292 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:53:34,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:53:34,420 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:53:34,423 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:53:35,085 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:53:35,614 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:53:35,614 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:53:35,620 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:53:35 BoogieIcfgContainer [2023-11-19 04:53:35,621 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:53:35,624 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:53:35,624 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:53:35,628 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:53:35,628 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:53:33" (1/3) ... [2023-11-19 04:53:35,629 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f5990ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:53:35, skipping insertion in model container [2023-11-19 04:53:35,630 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:53:33" (2/3) ... [2023-11-19 04:53:35,632 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f5990ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:53:35, skipping insertion in model container [2023-11-19 04:53:35,633 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:53:35" (3/3) ... [2023-11-19 04:53:35,634 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-35.i [2023-11-19 04:53:35,653 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:53:35,654 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 04:53:35,718 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:53:35,726 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;@331ed774, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:53:35,727 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 04:53:35,732 INFO L276 IsEmpty]: Start isEmpty. Operand has 49 states, 20 states have (on average 1.15) internal successors, (23), 21 states have internal predecessors, (23), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-19 04:53:35,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-11-19 04:53:35,748 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:53:35,749 INFO L195 NwaCegarLoop]: trace histogram [26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:53:35,750 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:53:35,757 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:53:35,757 INFO L85 PathProgramCache]: Analyzing trace with hash -534553111, now seen corresponding path program 1 times [2023-11-19 04:53:35,767 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:53:35,768 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [407340102] [2023-11-19 04:53:35,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:53:35,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:53:35,953 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 04:53:35,954 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [927202084] [2023-11-19 04:53:35,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:53:35,954 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 04:53:35,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_337bb276-6130-466c-bae6-3aa976030d57/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:53:35,965 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_337bb276-6130-466c-bae6-3aa976030d57/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 04:53:35,971 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_337bb276-6130-466c-bae6-3aa976030d57/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 04:53:36,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:53:36,436 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:53:36,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:53:36,737 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 04:53:36,740 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 04:53:36,742 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 04:53:36,758 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_337bb276-6130-466c-bae6-3aa976030d57/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-19 04:53:36,952 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_337bb276-6130-466c-bae6-3aa976030d57/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-19 04:53:36,957 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 04:53:36,961 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 04:53:37,092 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 04:53:37 BoogieIcfgContainer [2023-11-19 04:53:37,092 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 04:53:37,092 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:53:37,093 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:53:37,093 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:53:37,093 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:53:35" (3/4) ... [2023-11-19 04:53:37,096 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 04:53:37,097 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:53:37,099 INFO L158 Benchmark]: Toolchain (without parser) took 3613.91ms. Allocated memory was 180.4MB in the beginning and 218.1MB in the end (delta: 37.7MB). Free memory was 152.3MB in the beginning and 167.2MB in the end (delta: -14.9MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. [2023-11-19 04:53:37,099 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 134.2MB. Free memory is still 108.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:53:37,100 INFO L158 Benchmark]: CACSL2BoogieTranslator took 512.26ms. Allocated memory is still 180.4MB. Free memory was 152.1MB in the beginning and 138.9MB in the end (delta: 13.2MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. [2023-11-19 04:53:37,100 INFO L158 Benchmark]: Boogie Procedure Inliner took 98.28ms. Allocated memory is still 180.4MB. Free memory was 138.9MB in the beginning and 132.6MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-19 04:53:37,101 INFO L158 Benchmark]: Boogie Preprocessor took 63.37ms. Allocated memory is still 180.4MB. Free memory was 132.6MB in the beginning and 129.3MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 04:53:37,102 INFO L158 Benchmark]: RCFGBuilder took 1457.59ms. Allocated memory is still 180.4MB. Free memory was 129.3MB in the beginning and 108.9MB in the end (delta: 20.4MB). Peak memory consumption was 63.3MB. Max. memory is 16.1GB. [2023-11-19 04:53:37,103 INFO L158 Benchmark]: TraceAbstraction took 1467.68ms. Allocated memory was 180.4MB in the beginning and 218.1MB in the end (delta: 37.7MB). Free memory was 107.8MB in the beginning and 167.2MB in the end (delta: -59.4MB). Peak memory consumption was 50.7MB. Max. memory is 16.1GB. [2023-11-19 04:53:37,103 INFO L158 Benchmark]: Witness Printer took 4.87ms. Allocated memory is still 218.1MB. Free memory is still 167.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:53:37,107 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 134.2MB. Free memory is still 108.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 512.26ms. Allocated memory is still 180.4MB. Free memory was 152.1MB in the beginning and 138.9MB in the end (delta: 13.2MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 98.28ms. Allocated memory is still 180.4MB. Free memory was 138.9MB in the beginning and 132.6MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 63.37ms. Allocated memory is still 180.4MB. Free memory was 132.6MB in the beginning and 129.3MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1457.59ms. Allocated memory is still 180.4MB. Free memory was 129.3MB in the beginning and 108.9MB in the end (delta: 20.4MB). Peak memory consumption was 63.3MB. Max. memory is 16.1GB. * TraceAbstraction took 1467.68ms. Allocated memory was 180.4MB in the beginning and 218.1MB in the end (delta: 37.7MB). Free memory was 107.8MB in the beginning and 167.2MB in the end (delta: -59.4MB). Peak memory consumption was 50.7MB. Max. memory is 16.1GB. * Witness Printer took 4.87ms. Allocated memory is still 218.1MB. Free memory is still 167.2MB. 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 79, overapproximation of shiftRight at line 60, overapproximation of bitwiseOr at line 119, overapproximation of someBinaryDOUBLEComparisonOperation at line 69, overapproximation of someBinaryArithmeticFLOAToperation at line 79. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = 32; [L23] signed char var_1_6 = -4; [L24] unsigned short int var_1_7 = 50; [L25] signed short int var_1_9 = 128; [L26] unsigned char var_1_12 = 0; [L27] unsigned char var_1_13 = 0; [L28] unsigned short int var_1_14 = 2; [L29] unsigned short int var_1_15 = 1; [L30] signed long int var_1_17 = 128; [L31] float var_1_18 = 25.75; [L32] unsigned char var_1_20 = 25; [L33] float var_1_21 = 15.125; [L34] unsigned char var_1_22 = 4; [L35] unsigned long int var_1_23 = 2; [L36] unsigned long int var_1_24 = 50; [L37] unsigned long int var_1_25 = 5; [L38] unsigned char var_1_26 = 64; [L39] unsigned char var_1_27 = 128; [L40] float var_1_28 = 10.85; [L41] float var_1_29 = 99999.35; [L42] float var_1_30 = 100.5; [L43] unsigned char var_1_31 = 1; [L44] unsigned char var_1_32 = 0; [L45] unsigned short int var_1_33 = 16; [L46] unsigned short int var_1_34 = 18230; [L47] double var_1_35 = 10.625; [L48] unsigned short int last_1_var_1_7 = 50; [L49] signed short int last_1_var_1_9 = 128; [L50] signed long int last_1_var_1_17 = 128; [L51] unsigned char last_1_var_1_22 = 4; [L52] unsigned long int last_1_var_1_25 = 5; [L53] unsigned char last_1_var_1_26 = 64; [L54] float last_1_var_1_28 = 10.85; [L55] unsigned short int last_1_var_1_33 = 16; [L56] double last_1_var_1_35 = 10.625; [L195] isInitial = 1 [L196] FCALL initially() [L197] int k_loop; [L198] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=2, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=-4, var_1_7=50, var_1_9=128] [L198] COND TRUE k_loop < 1 [L199] CALL updateLastVariables() [L180] last_1_var_1_7 = var_1_7 [L181] last_1_var_1_9 = var_1_9 [L182] last_1_var_1_17 = var_1_17 [L183] last_1_var_1_22 = var_1_22 [L184] last_1_var_1_25 = var_1_25 [L185] last_1_var_1_26 = var_1_26 [L186] last_1_var_1_28 = var_1_28 [L187] last_1_var_1_33 = var_1_33 [L188] last_1_var_1_35 = var_1_35 [L199] RET updateLastVariables() [L200] CALL updateVariables() [L138] var_1_6 = __VERIFIER_nondet_char() [L139] CALL assume_abort_if_not(var_1_6 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=2, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_6 >= -127) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=2, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L140] CALL assume_abort_if_not(var_1_6 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=2, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_6 <= 126) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=2, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L141] var_1_13 = __VERIFIER_nondet_uchar() [L142] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=1, var_1_14=2, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=1, var_1_14=2, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L143] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=1, var_1_14=2, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=1, var_1_14=2, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L144] var_1_14 = __VERIFIER_nondet_ushort() [L145] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=1, var_1_14=9, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=1, var_1_14=9, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L146] CALL assume_abort_if_not(var_1_14 <= 9) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=1, var_1_14=9, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_14 <= 9) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=1, var_1_14=9, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L147] var_1_15 = __VERIFIER_nondet_ushort() [L148] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=1, var_1_14=9, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=1, var_1_14=9, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L149] CALL assume_abort_if_not(var_1_15 <= 8) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=1, var_1_14=9, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_15 <= 8) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=1, var_1_14=9, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L150] var_1_20 = __VERIFIER_nondet_uchar() [L151] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=1, var_1_14=9, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=255, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=1, var_1_14=9, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=255, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L152] CALL assume_abort_if_not(var_1_20 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=1, var_1_14=9, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=255, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_20 <= 255) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=1, var_1_14=9, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=255, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L153] CALL assume_abort_if_not(var_1_20 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=1, var_1_14=9, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=255, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_20 != 0) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=1, var_1_14=9, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=255, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L154] var_1_21 = __VERIFIER_nondet_float() [L155] CALL assume_abort_if_not((var_1_21 >= -922337.2036854765600e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=1, var_1_14=9, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=255, var_1_21=2, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not((var_1_21 >= -922337.2036854765600e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=1, var_1_14=9, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=255, var_1_21=2, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L156] var_1_23 = __VERIFIER_nondet_ulong() [L157] CALL assume_abort_if_not(var_1_23 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=1, var_1_14=9, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=255, var_1_21=2, var_1_22=4, var_1_23=255, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_23 >= 1) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=1, var_1_14=9, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=255, var_1_21=2, var_1_22=4, var_1_23=255, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L158] CALL assume_abort_if_not(var_1_23 <= 2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=1, var_1_14=9, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=255, var_1_21=2, var_1_22=4, var_1_23=255, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_23 <= 2147483648) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=1, var_1_14=9, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=255, var_1_21=2, var_1_22=4, var_1_23=255, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L159] var_1_24 = __VERIFIER_nondet_ulong() [L160] CALL assume_abort_if_not(var_1_24 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=1, var_1_14=9, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=255, var_1_21=2, var_1_22=4, var_1_23=255, var_1_24=2, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_24 >= 1) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=1, var_1_14=9, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=255, var_1_21=2, var_1_22=4, var_1_23=255, var_1_24=2, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L161] CALL assume_abort_if_not(var_1_24 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=1, var_1_14=9, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=255, var_1_21=2, var_1_22=4, var_1_23=255, var_1_24=2, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_24 <= 2147483647) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=1, var_1_14=9, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=255, var_1_21=2, var_1_22=4, var_1_23=255, var_1_24=2, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L162] var_1_27 = __VERIFIER_nondet_uchar() [L163] CALL assume_abort_if_not(var_1_27 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=1, var_1_14=9, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=255, var_1_21=2, var_1_22=4, var_1_23=255, var_1_24=2, var_1_25=5, var_1_26=64, var_1_27=130, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_27 >= 127) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=1, var_1_14=9, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=255, var_1_21=2, var_1_22=4, var_1_23=255, var_1_24=2, var_1_25=5, var_1_26=64, var_1_27=130, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L164] CALL assume_abort_if_not(var_1_27 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=1, var_1_14=9, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=255, var_1_21=2, var_1_22=4, var_1_23=255, var_1_24=2, var_1_25=5, var_1_26=64, var_1_27=130, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_27 <= 254) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=1, var_1_14=9, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=255, var_1_21=2, var_1_22=4, var_1_23=255, var_1_24=2, var_1_25=5, var_1_26=64, var_1_27=130, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L165] var_1_29 = __VERIFIER_nondet_float() [L166] CALL assume_abort_if_not((var_1_29 >= -461168.6018427382800e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 4611686.018427382800e+12F && var_1_29 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=1, var_1_14=9, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=255, var_1_21=2, var_1_22=4, var_1_23=255, var_1_24=2, var_1_25=5, var_1_26=64, var_1_27=130, var_1_28=217/20, var_1_29=3, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not((var_1_29 >= -461168.6018427382800e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 4611686.018427382800e+12F && var_1_29 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=1, var_1_14=9, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=255, var_1_21=2, var_1_22=4, var_1_23=255, var_1_24=2, var_1_25=5, var_1_26=64, var_1_27=130, var_1_28=217/20, var_1_29=3, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L167] var_1_30 = __VERIFIER_nondet_float() [L168] CALL assume_abort_if_not((var_1_30 >= -461168.6018427382800e+13F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 4611686.018427382800e+12F && var_1_30 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=1, var_1_14=9, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=255, var_1_21=2, var_1_22=4, var_1_23=255, var_1_24=2, var_1_25=5, var_1_26=64, var_1_27=130, var_1_28=217/20, var_1_29=3, var_1_30=4, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not((var_1_30 >= -461168.6018427382800e+13F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 4611686.018427382800e+12F && var_1_30 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=1, var_1_14=9, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=255, var_1_21=2, var_1_22=4, var_1_23=255, var_1_24=2, var_1_25=5, var_1_26=64, var_1_27=130, var_1_28=217/20, var_1_29=3, var_1_30=4, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L169] var_1_31 = __VERIFIER_nondet_uchar() [L170] CALL assume_abort_if_not(var_1_31 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=1, var_1_14=9, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=255, var_1_21=2, var_1_22=4, var_1_23=255, var_1_24=2, var_1_25=5, var_1_26=64, var_1_27=130, var_1_28=217/20, var_1_29=3, var_1_30=4, var_1_31=0, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_31 >= 0) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=1, var_1_14=9, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=255, var_1_21=2, var_1_22=4, var_1_23=255, var_1_24=2, var_1_25=5, var_1_26=64, var_1_27=130, var_1_28=217/20, var_1_29=3, var_1_30=4, var_1_31=0, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L171] CALL assume_abort_if_not(var_1_31 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=1, var_1_14=9, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=255, var_1_21=2, var_1_22=4, var_1_23=255, var_1_24=2, var_1_25=5, var_1_26=64, var_1_27=130, var_1_28=217/20, var_1_29=3, var_1_30=4, var_1_31=0, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_31 <= 1) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=1, var_1_14=9, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=255, var_1_21=2, var_1_22=4, var_1_23=255, var_1_24=2, var_1_25=5, var_1_26=64, var_1_27=130, var_1_28=217/20, var_1_29=3, var_1_30=4, var_1_31=0, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L172] var_1_32 = __VERIFIER_nondet_uchar() [L173] CALL assume_abort_if_not(var_1_32 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=1, var_1_14=9, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=255, var_1_21=2, var_1_22=4, var_1_23=255, var_1_24=2, var_1_25=5, var_1_26=64, var_1_27=130, var_1_28=217/20, var_1_29=3, var_1_30=4, var_1_31=0, var_1_32=1, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_32 >= 0) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=1, var_1_14=9, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=255, var_1_21=2, var_1_22=4, var_1_23=255, var_1_24=2, var_1_25=5, var_1_26=64, var_1_27=130, var_1_28=217/20, var_1_29=3, var_1_30=4, var_1_31=0, var_1_32=1, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L174] CALL assume_abort_if_not(var_1_32 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=1, var_1_14=9, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=255, var_1_21=2, var_1_22=4, var_1_23=255, var_1_24=2, var_1_25=5, var_1_26=64, var_1_27=130, var_1_28=217/20, var_1_29=3, var_1_30=4, var_1_31=0, var_1_32=1, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_32 <= 1) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=1, var_1_14=9, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=255, var_1_21=2, var_1_22=4, var_1_23=255, var_1_24=2, var_1_25=5, var_1_26=64, var_1_27=130, var_1_28=217/20, var_1_29=3, var_1_30=4, var_1_31=0, var_1_32=1, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L175] var_1_34 = __VERIFIER_nondet_ushort() [L176] CALL assume_abort_if_not(var_1_34 >= 16384) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=1, var_1_14=9, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=255, var_1_21=2, var_1_22=4, var_1_23=255, var_1_24=2, var_1_25=5, var_1_26=64, var_1_27=130, var_1_28=217/20, var_1_29=3, var_1_30=4, var_1_31=0, var_1_32=1, var_1_33=16, var_1_34=16384, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_34 >= 16384) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=1, var_1_14=9, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=255, var_1_21=2, var_1_22=4, var_1_23=255, var_1_24=2, var_1_25=5, var_1_26=64, var_1_27=130, var_1_28=217/20, var_1_29=3, var_1_30=4, var_1_31=0, var_1_32=1, var_1_33=16, var_1_34=16384, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L177] CALL assume_abort_if_not(var_1_34 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=1, var_1_14=9, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=255, var_1_21=2, var_1_22=4, var_1_23=255, var_1_24=2, var_1_25=5, var_1_26=64, var_1_27=130, var_1_28=217/20, var_1_29=3, var_1_30=4, var_1_31=0, var_1_32=1, var_1_33=16, var_1_34=16384, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_34 <= 32767) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=1, var_1_14=9, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=255, var_1_21=2, var_1_22=4, var_1_23=255, var_1_24=2, var_1_25=5, var_1_26=64, var_1_27=130, var_1_28=217/20, var_1_29=3, var_1_30=4, var_1_31=0, var_1_32=1, var_1_33=16, var_1_34=16384, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L200] RET updateVariables() [L201] CALL step() [L60] EXPR last_1_var_1_7 >> (var_1_14 + var_1_15) [L60] signed long int stepLocal_1 = last_1_var_1_7 >> (var_1_14 + var_1_15); [L61] unsigned char stepLocal_0 = ((((last_1_var_1_33) > (last_1_var_1_33)) ? (last_1_var_1_33) : (last_1_var_1_33))) != last_1_var_1_9; [L62] COND TRUE var_1_13 || stepLocal_0 [L63] COND FALSE !(stepLocal_1 >= (last_1_var_1_22 + last_1_var_1_33)) [L69] COND TRUE last_1_var_1_35 < last_1_var_1_28 [L70] COND FALSE !((128 + ((((last_1_var_1_26) > (4)) ? (last_1_var_1_26) : (4)))) <= ((((last_1_var_1_22) < (2)) ? (last_1_var_1_22) : (2)))) [L73] var_1_1 = 10 [L78] COND TRUE \read(var_1_13) [L79] var_1_28 = ((((var_1_21) > ((var_1_29 + var_1_30))) ? (var_1_21) : ((var_1_29 + var_1_30)))) [L91] COND FALSE !(last_1_var_1_25 >= last_1_var_1_17) [L94] unsigned long int stepLocal_2 = (last_1_var_1_17 + last_1_var_1_17) / (var_1_23 + var_1_24); [L95] COND FALSE !(stepLocal_2 >= var_1_14) [L98] unsigned char stepLocal_3 = var_1_20; [L99] COND FALSE !(stepLocal_3 != var_1_23) [L106] var_1_26 = 2 [L108] var_1_35 = var_1_30 [L109] COND TRUE 128 >= (var_1_26 / var_1_27) [L110] var_1_33 = ((((((18346) < 0 ) ? -(18346) : (18346))) + ((((28846) < (var_1_34)) ? (28846) : (var_1_34)))) - ((((((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7)))) < (var_1_12)) ? (((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7)))) : (var_1_12)))) [L114] var_1_9 = ((var_1_7 + var_1_7) + ((((var_1_6) < ((var_1_22 + var_1_1))) ? (var_1_6) : ((var_1_22 + var_1_1))))) [L115] COND TRUE \read(var_1_13) [L116] var_1_17 = ((var_1_12 + (var_1_6 + var_1_26)) + (var_1_15 - var_1_7)) [L118] COND FALSE !((var_1_35 * var_1_35) >= var_1_28) [L125] var_1_18 = var_1_21 [L127] COND FALSE !(var_1_18 > 1.75) [L201] RET step() [L202] CALL, EXPR property() [L191] EXPR ((((last_1_var_1_35 < last_1_var_1_28) ? (((128 + ((((last_1_var_1_26) > (4)) ? (last_1_var_1_26) : (4)))) <= ((((last_1_var_1_22) < (2)) ? (last_1_var_1_22) : (2)))) ? (var_1_1 == ((signed char) var_1_6)) : (var_1_1 == ((signed char) 10))) : (var_1_1 == ((signed char) var_1_6))) && ((last_1_var_1_25 >= last_1_var_1_17) ? (var_1_7 == ((unsigned short int) ((((last_1_var_1_17) < (last_1_var_1_22)) ? (last_1_var_1_17) : (last_1_var_1_22))))) : 1)) && (var_1_9 == ((signed short int) ((var_1_7 + var_1_7) + ((((var_1_6) < ((var_1_22 + var_1_1))) ? (var_1_6) : ((var_1_22 + var_1_1)))))))) && ((var_1_13 || (((((last_1_var_1_33) > (last_1_var_1_33)) ? (last_1_var_1_33) : (last_1_var_1_33))) != last_1_var_1_9)) ? (((last_1_var_1_7 >> (var_1_14 + var_1_15)) >= (last_1_var_1_22 + last_1_var_1_33)) ? (var_1_13 ? (var_1_12 == ((unsigned char) 2)) : 1) : 1) : 1) [L191] EXPR (var_1_13 || (((((last_1_var_1_33) > (last_1_var_1_33)) ? (last_1_var_1_33) : (last_1_var_1_33))) != last_1_var_1_9)) ? (((last_1_var_1_7 >> (var_1_14 + var_1_15)) >= (last_1_var_1_22 + last_1_var_1_33)) ? (var_1_13 ? (var_1_12 == ((unsigned char) 2)) : 1) : 1) : 1 [L191] EXPR last_1_var_1_7 >> (var_1_14 + var_1_15) [L191] EXPR (var_1_13 || (((((last_1_var_1_33) > (last_1_var_1_33)) ? (last_1_var_1_33) : (last_1_var_1_33))) != last_1_var_1_9)) ? (((last_1_var_1_7 >> (var_1_14 + var_1_15)) >= (last_1_var_1_22 + last_1_var_1_33)) ? (var_1_13 ? (var_1_12 == ((unsigned char) 2)) : 1) : 1) : 1 [L191] EXPR ((((last_1_var_1_35 < last_1_var_1_28) ? (((128 + ((((last_1_var_1_26) > (4)) ? (last_1_var_1_26) : (4)))) <= ((((last_1_var_1_22) < (2)) ? (last_1_var_1_22) : (2)))) ? (var_1_1 == ((signed char) var_1_6)) : (var_1_1 == ((signed char) 10))) : (var_1_1 == ((signed char) var_1_6))) && ((last_1_var_1_25 >= last_1_var_1_17) ? (var_1_7 == ((unsigned short int) ((((last_1_var_1_17) < (last_1_var_1_22)) ? (last_1_var_1_17) : (last_1_var_1_22))))) : 1)) && (var_1_9 == ((signed short int) ((var_1_7 + var_1_7) + ((((var_1_6) < ((var_1_22 + var_1_1))) ? (var_1_6) : ((var_1_22 + var_1_1)))))))) && ((var_1_13 || (((((last_1_var_1_33) > (last_1_var_1_33)) ? (last_1_var_1_33) : (last_1_var_1_33))) != last_1_var_1_9)) ? (((last_1_var_1_7 >> (var_1_14 + var_1_15)) >= (last_1_var_1_22 + last_1_var_1_33)) ? (var_1_13 ? (var_1_12 == ((unsigned char) 2)) : 1) : 1) : 1) [L191] EXPR ((((((last_1_var_1_35 < last_1_var_1_28) ? (((128 + ((((last_1_var_1_26) > (4)) ? (last_1_var_1_26) : (4)))) <= ((((last_1_var_1_22) < (2)) ? (last_1_var_1_22) : (2)))) ? (var_1_1 == ((signed char) var_1_6)) : (var_1_1 == ((signed char) 10))) : (var_1_1 == ((signed char) var_1_6))) && ((last_1_var_1_25 >= last_1_var_1_17) ? (var_1_7 == ((unsigned short int) ((((last_1_var_1_17) < (last_1_var_1_22)) ? (last_1_var_1_17) : (last_1_var_1_22))))) : 1)) && (var_1_9 == ((signed short int) ((var_1_7 + var_1_7) + ((((var_1_6) < ((var_1_22 + var_1_1))) ? (var_1_6) : ((var_1_22 + var_1_1)))))))) && ((var_1_13 || (((((last_1_var_1_33) > (last_1_var_1_33)) ? (last_1_var_1_33) : (last_1_var_1_33))) != last_1_var_1_9)) ? (((last_1_var_1_7 >> (var_1_14 + var_1_15)) >= (last_1_var_1_22 + last_1_var_1_33)) ? (var_1_13 ? (var_1_12 == ((unsigned char) 2)) : 1) : 1) : 1)) && (var_1_13 ? (var_1_17 == ((signed long int) ((var_1_12 + (var_1_6 + var_1_26)) + (var_1_15 - var_1_7)))) : 1)) && (((var_1_35 * var_1_35) >= var_1_28) ? (((- (16 % var_1_20)) >= (((((var_1_12) > (var_1_7)) ? (var_1_12) : (var_1_7))) ^ var_1_1)) ? (var_1_18 == ((float) var_1_21)) : (var_1_18 == ((float) var_1_21))) : (var_1_18 == ((float) var_1_21))) [L191] EXPR ((var_1_35 * var_1_35) >= var_1_28) ? (((- (16 % var_1_20)) >= (((((var_1_12) > (var_1_7)) ? (var_1_12) : (var_1_7))) ^ var_1_1)) ? (var_1_18 == ((float) var_1_21)) : (var_1_18 == ((float) var_1_21))) : (var_1_18 == ((float) var_1_21)) [L191] EXPR ((((((last_1_var_1_35 < last_1_var_1_28) ? (((128 + ((((last_1_var_1_26) > (4)) ? (last_1_var_1_26) : (4)))) <= ((((last_1_var_1_22) < (2)) ? (last_1_var_1_22) : (2)))) ? (var_1_1 == ((signed char) var_1_6)) : (var_1_1 == ((signed char) 10))) : (var_1_1 == ((signed char) var_1_6))) && ((last_1_var_1_25 >= last_1_var_1_17) ? (var_1_7 == ((unsigned short int) ((((last_1_var_1_17) < (last_1_var_1_22)) ? (last_1_var_1_17) : (last_1_var_1_22))))) : 1)) && (var_1_9 == ((signed short int) ((var_1_7 + var_1_7) + ((((var_1_6) < ((var_1_22 + var_1_1))) ? (var_1_6) : ((var_1_22 + var_1_1)))))))) && ((var_1_13 || (((((last_1_var_1_33) > (last_1_var_1_33)) ? (last_1_var_1_33) : (last_1_var_1_33))) != last_1_var_1_9)) ? (((last_1_var_1_7 >> (var_1_14 + var_1_15)) >= (last_1_var_1_22 + last_1_var_1_33)) ? (var_1_13 ? (var_1_12 == ((unsigned char) 2)) : 1) : 1) : 1)) && (var_1_13 ? (var_1_17 == ((signed long int) ((var_1_12 + (var_1_6 + var_1_26)) + (var_1_15 - var_1_7)))) : 1)) && (((var_1_35 * var_1_35) >= var_1_28) ? (((- (16 % var_1_20)) >= (((((var_1_12) > (var_1_7)) ? (var_1_12) : (var_1_7))) ^ var_1_1)) ? (var_1_18 == ((float) var_1_21)) : (var_1_18 == ((float) var_1_21))) : (var_1_18 == ((float) var_1_21))) [L191-L192] return ((((((((((((last_1_var_1_35 < last_1_var_1_28) ? (((128 + ((((last_1_var_1_26) > (4)) ? (last_1_var_1_26) : (4)))) <= ((((last_1_var_1_22) < (2)) ? (last_1_var_1_22) : (2)))) ? (var_1_1 == ((signed char) var_1_6)) : (var_1_1 == ((signed char) 10))) : (var_1_1 == ((signed char) var_1_6))) && ((last_1_var_1_25 >= last_1_var_1_17) ? (var_1_7 == ((unsigned short int) ((((last_1_var_1_17) < (last_1_var_1_22)) ? (last_1_var_1_17) : (last_1_var_1_22))))) : 1)) && (var_1_9 == ((signed short int) ((var_1_7 + var_1_7) + ((((var_1_6) < ((var_1_22 + var_1_1))) ? (var_1_6) : ((var_1_22 + var_1_1)))))))) && ((var_1_13 || (((((last_1_var_1_33) > (last_1_var_1_33)) ? (last_1_var_1_33) : (last_1_var_1_33))) != last_1_var_1_9)) ? (((last_1_var_1_7 >> (var_1_14 + var_1_15)) >= (last_1_var_1_22 + last_1_var_1_33)) ? (var_1_13 ? (var_1_12 == ((unsigned char) 2)) : 1) : 1) : 1)) && (var_1_13 ? (var_1_17 == ((signed long int) ((var_1_12 + (var_1_6 + var_1_26)) + (var_1_15 - var_1_7)))) : 1)) && (((var_1_35 * var_1_35) >= var_1_28) ? (((- (16 % var_1_20)) >= (((((var_1_12) > (var_1_7)) ? (var_1_12) : (var_1_7))) ^ var_1_1)) ? (var_1_18 == ((float) var_1_21)) : (var_1_18 == ((float) var_1_21))) : (var_1_18 == ((float) var_1_21)))) && ((((last_1_var_1_17 + last_1_var_1_17) / (var_1_23 + var_1_24)) >= var_1_14) ? (var_1_22 == ((unsigned char) (200 - var_1_15))) : 1)) && ((var_1_18 > 1.75) ? (((var_1_1 <= (~ last_1_var_1_25)) && var_1_13) ? ((var_1_13 && (var_1_26 < var_1_33)) ? (var_1_25 == ((unsigned long int) ((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22))))) : (var_1_25 == ((unsigned long int) var_1_24))) : 1) : 1)) && ((var_1_20 != var_1_23) ? ((! var_1_13) ? (var_1_26 == ((unsigned char) (var_1_27 - var_1_14))) : (var_1_26 == ((unsigned char) var_1_27))) : (var_1_26 == ((unsigned char) 2)))) && (var_1_13 ? (var_1_28 == ((float) ((((var_1_21) > ((var_1_29 + var_1_30))) ? (var_1_21) : ((var_1_29 + var_1_30)))))) : (var_1_31 ? ((! ((var_1_1 > var_1_12) || var_1_32)) ? (var_1_28 == ((float) var_1_30)) : (var_1_28 == ((float) var_1_29))) : (var_1_28 == ((float) 2.25f))))) && ((128 >= (var_1_26 / var_1_27)) ? (var_1_33 == ((unsigned short int) ((((((18346) < 0 ) ? -(18346) : (18346))) + ((((28846) < (var_1_34)) ? (28846) : (var_1_34)))) - ((((((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7)))) < (var_1_12)) ? (((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7)))) : (var_1_12)))))) : (var_1_33 == ((unsigned short int) (16 + last_1_var_1_33))))) && (var_1_35 == ((double) var_1_30)) ; [L202] RET, EXPR property() [L202] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=1, var_1_14=9, var_1_15=8, var_1_17=-26, var_1_18=2, var_1_1=10, var_1_20=255, var_1_21=2, var_1_22=4, var_1_23=255, var_1_24=2, var_1_25=5, var_1_26=2, var_1_27=130, var_1_28=2, var_1_29=3, var_1_30=4, var_1_31=0, var_1_32=1, var_1_33=34730, var_1_34=16384, var_1_35=4, var_1_6=14, var_1_7=50, var_1_9=114] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=1, var_1_14=9, var_1_15=8, var_1_17=-26, var_1_18=2, var_1_1=10, var_1_20=255, var_1_21=2, var_1_22=4, var_1_23=255, var_1_24=2, var_1_25=5, var_1_26=2, var_1_27=130, var_1_28=2, var_1_29=3, var_1_30=4, var_1_31=0, var_1_32=1, var_1_33=34730, var_1_34=16384, var_1_35=4, var_1_6=14, var_1_7=50, var_1_9=114] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 49 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 1, TraceHistogramMax: 26, 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=49occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 96 NumberOfCodeBlocks, 96 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 04:53:37,148 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_337bb276-6130-466c-bae6-3aa976030d57/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_337bb276-6130-466c-bae6-3aa976030d57/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_337bb276-6130-466c-bae6-3aa976030d57/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_337bb276-6130-466c-bae6-3aa976030d57/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_337bb276-6130-466c-bae6-3aa976030d57/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-35.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_337bb276-6130-466c-bae6-3aa976030d57/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_337bb276-6130-466c-bae6-3aa976030d57/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 3d4ebc9f24bef2737b5279d958b7659663ce9793b7ca2155dff21004a8e31dda --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:53:39,936 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:53:40,068 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_337bb276-6130-466c-bae6-3aa976030d57/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 04:53:40,077 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:53:40,078 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:53:40,123 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:53:40,124 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:53:40,125 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:53:40,126 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:53:40,131 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:53:40,131 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:53:40,132 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:53:40,132 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:53:40,134 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:53:40,134 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:53:40,135 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:53:40,136 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:53:40,136 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:53:40,137 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:53:40,138 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:53:40,138 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:53:40,142 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:53:40,142 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:53:40,143 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:53:40,143 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:53:40,144 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:53:40,144 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:53:40,145 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:53:40,145 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:53:40,145 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:53:40,147 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:53:40,147 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 04:53:40,148 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:53:40,148 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:53:40,148 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:53:40,149 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:53:40,149 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:53:40,149 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:53:40,150 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:53:40,151 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:53:40,151 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:53:40,151 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:53:40,152 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_337bb276-6130-466c-bae6-3aa976030d57/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_337bb276-6130-466c-bae6-3aa976030d57/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3d4ebc9f24bef2737b5279d958b7659663ce9793b7ca2155dff21004a8e31dda [2023-11-19 04:53:40,563 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:53:40,590 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:53:40,596 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:53:40,597 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:53:40,598 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:53:40,599 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_337bb276-6130-466c-bae6-3aa976030d57/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-35.i [2023-11-19 04:53:43,710 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:53:44,068 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:53:44,069 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_337bb276-6130-466c-bae6-3aa976030d57/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-35.i [2023-11-19 04:53:44,079 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_337bb276-6130-466c-bae6-3aa976030d57/bin/utaipan-verify-t7M7D8N6sZ/data/854103407/a2062ce811a740e8b9d54a9a3bf09b56/FLAG6b704061c [2023-11-19 04:53:44,096 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_337bb276-6130-466c-bae6-3aa976030d57/bin/utaipan-verify-t7M7D8N6sZ/data/854103407/a2062ce811a740e8b9d54a9a3bf09b56 [2023-11-19 04:53:44,098 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:53:44,100 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:53:44,102 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:53:44,102 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:53:44,112 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:53:44,113 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:53:44" (1/1) ... [2023-11-19 04:53:44,115 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@cffbd78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:53:44, skipping insertion in model container [2023-11-19 04:53:44,115 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:53:44" (1/1) ... [2023-11-19 04:53:44,155 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:53:44,319 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_337bb276-6130-466c-bae6-3aa976030d57/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-35.i[916,929] [2023-11-19 04:53:44,467 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:53:44,496 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:53:44,515 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_337bb276-6130-466c-bae6-3aa976030d57/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-35.i[916,929] [2023-11-19 04:53:44,604 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:53:44,630 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:53:44,630 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:53:44 WrapperNode [2023-11-19 04:53:44,630 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:53:44,632 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:53:44,633 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:53:44,633 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:53:44,641 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:53:44" (1/1) ... [2023-11-19 04:53:44,671 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:53:44" (1/1) ... [2023-11-19 04:53:44,723 INFO L138 Inliner]: procedures = 27, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 197 [2023-11-19 04:53:44,724 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:53:44,726 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:53:44,727 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:53:44,727 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:53:44,737 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:53:44" (1/1) ... [2023-11-19 04:53:44,750 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:53:44" (1/1) ... [2023-11-19 04:53:44,763 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:53:44" (1/1) ... [2023-11-19 04:53:44,765 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:53:44" (1/1) ... [2023-11-19 04:53:44,786 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:53:44" (1/1) ... [2023-11-19 04:53:44,814 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:53:44" (1/1) ... [2023-11-19 04:53:44,817 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:53:44" (1/1) ... [2023-11-19 04:53:44,820 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:53:44" (1/1) ... [2023-11-19 04:53:44,825 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:53:44,826 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:53:44,826 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:53:44,826 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:53:44,827 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:53:44" (1/1) ... [2023-11-19 04:53:44,838 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:53:44,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_337bb276-6130-466c-bae6-3aa976030d57/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:53:44,868 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_337bb276-6130-466c-bae6-3aa976030d57/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:53:44,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_337bb276-6130-466c-bae6-3aa976030d57/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:53:44,919 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:53:44,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:53:44,920 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:53:44,920 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:53:44,921 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:53:44,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:53:45,050 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:53:45,053 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:53:51,369 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:53:51,383 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:53:51,383 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:53:51,391 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:53:51 BoogieIcfgContainer [2023-11-19 04:53:51,391 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:53:51,395 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:53:51,396 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:53:51,399 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:53:51,400 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:53:44" (1/3) ... [2023-11-19 04:53:51,401 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ba4d838 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:53:51, skipping insertion in model container [2023-11-19 04:53:51,401 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:53:44" (2/3) ... [2023-11-19 04:53:51,403 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ba4d838 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:53:51, skipping insertion in model container [2023-11-19 04:53:51,404 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:53:51" (3/3) ... [2023-11-19 04:53:51,406 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-35.i [2023-11-19 04:53:51,428 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:53:51,428 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 04:53:51,500 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:53:51,507 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;@704a388f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:53:51,508 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 04:53:51,514 INFO L276 IsEmpty]: Start isEmpty. Operand has 83 states, 54 states have (on average 1.4444444444444444) internal successors, (78), 55 states have internal predecessors, (78), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-19 04:53:51,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2023-11-19 04:53:51,539 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:53:51,540 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:53:51,541 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:53:51,547 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:53:51,548 INFO L85 PathProgramCache]: Analyzing trace with hash 164742248, now seen corresponding path program 1 times [2023-11-19 04:53:51,568 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:53:51,569 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [56142214] [2023-11-19 04:53:51,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:53:51,570 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 04:53:51,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_337bb276-6130-466c-bae6-3aa976030d57/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:53:51,574 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_337bb276-6130-466c-bae6-3aa976030d57/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 04:53:51,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_337bb276-6130-466c-bae6-3aa976030d57/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 04:53:52,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:53:52,375 INFO L262 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:53:52,389 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:53:52,448 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 554 proven. 0 refuted. 0 times theorem prover too weak. 746 trivial. 0 not checked. [2023-11-19 04:53:52,449 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:53:52,450 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:53:52,450 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [56142214] [2023-11-19 04:53:52,451 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [56142214] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:53:52,451 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:53:52,452 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 04:53:52,454 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1950738514] [2023-11-19 04:53:52,455 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:53:52,460 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 04:53:52,461 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:53:52,492 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 04:53:52,493 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 04:53:52,496 INFO L87 Difference]: Start difference. First operand has 83 states, 54 states have (on average 1.4444444444444444) internal successors, (78), 55 states have internal predecessors, (78), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Second operand has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-19 04:53:52,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:53:52,535 INFO L93 Difference]: Finished difference Result 163 states and 283 transitions. [2023-11-19 04:53:52,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 04:53:52,537 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 167 [2023-11-19 04:53:52,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:53:52,546 INFO L225 Difference]: With dead ends: 163 [2023-11-19 04:53:52,547 INFO L226 Difference]: Without dead ends: 79 [2023-11-19 04:53:52,551 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 166 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 04:53:52,556 INFO L413 NwaCegarLoop]: 126 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, 126 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 04:53:52,557 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 126 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 04:53:52,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2023-11-19 04:53:52,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 79. [2023-11-19 04:53:52,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 51 states have (on average 1.3725490196078431) internal successors, (70), 51 states have internal predecessors, (70), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-19 04:53:52,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 122 transitions. [2023-11-19 04:53:52,613 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 122 transitions. Word has length 167 [2023-11-19 04:53:52,616 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:53:52,616 INFO L495 AbstractCegarLoop]: Abstraction has 79 states and 122 transitions. [2023-11-19 04:53:52,617 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-19 04:53:52,617 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 122 transitions. [2023-11-19 04:53:52,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2023-11-19 04:53:52,622 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:53:52,622 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:53:52,634 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_337bb276-6130-466c-bae6-3aa976030d57/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2023-11-19 04:53:52,822 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_337bb276-6130-466c-bae6-3aa976030d57/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 04:53:52,823 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:53:52,824 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:53:52,824 INFO L85 PathProgramCache]: Analyzing trace with hash -1376013272, now seen corresponding path program 1 times [2023-11-19 04:53:52,825 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:53:52,825 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1801292740] [2023-11-19 04:53:52,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:53:52,826 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 04:53:52,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_337bb276-6130-466c-bae6-3aa976030d57/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:53:52,828 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_337bb276-6130-466c-bae6-3aa976030d57/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 04:53:52,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_337bb276-6130-466c-bae6-3aa976030d57/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 04:53:53,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:53:53,507 INFO L262 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 04:53:53,518 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:53:56,234 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-19 04:53:56,234 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:53:56,234 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:53:56,235 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1801292740] [2023-11-19 04:53:56,235 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1801292740] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:53:56,235 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:53:56,236 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 04:53:56,236 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1131168208] [2023-11-19 04:53:56,236 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:53:56,238 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-19 04:53:56,239 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:53:56,240 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-19 04:53:56,241 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-19 04:53:56,241 INFO L87 Difference]: Start difference. First operand 79 states and 122 transitions. Second operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-19 04:53:59,324 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.57s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:53:59,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:53:59,325 INFO L93 Difference]: Finished difference Result 232 states and 361 transitions. [2023-11-19 04:53:59,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-19 04:53:59,351 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 167 [2023-11-19 04:53:59,353 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:53:59,357 INFO L225 Difference]: With dead ends: 232 [2023-11-19 04:53:59,357 INFO L226 Difference]: Without dead ends: 156 [2023-11-19 04:53:59,359 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 163 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-19 04:53:59,361 INFO L413 NwaCegarLoop]: 115 mSDtfsCounter, 134 mSDsluCounter, 342 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 134 SdHoareTripleChecker+Valid, 457 SdHoareTripleChecker+Invalid, 78 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2023-11-19 04:53:59,362 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [134 Valid, 457 Invalid, 78 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2023-11-19 04:53:59,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2023-11-19 04:53:59,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 126. [2023-11-19 04:53:59,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 126 states, 71 states have (on average 1.267605633802817) internal successors, (90), 71 states have internal predecessors, (90), 52 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2023-11-19 04:53:59,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 194 transitions. [2023-11-19 04:53:59,425 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 194 transitions. Word has length 167 [2023-11-19 04:53:59,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:53:59,429 INFO L495 AbstractCegarLoop]: Abstraction has 126 states and 194 transitions. [2023-11-19 04:53:59,430 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-19 04:53:59,430 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 194 transitions. [2023-11-19 04:53:59,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2023-11-19 04:53:59,441 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:53:59,442 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:53:59,462 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_337bb276-6130-466c-bae6-3aa976030d57/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)] Ended with exit code 0 [2023-11-19 04:53:59,662 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_337bb276-6130-466c-bae6-3aa976030d57/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 04:53:59,663 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:53:59,663 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:53:59,663 INFO L85 PathProgramCache]: Analyzing trace with hash 1640641251, now seen corresponding path program 1 times [2023-11-19 04:53:59,664 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:53:59,664 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1521957339] [2023-11-19 04:53:59,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:53:59,665 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 04:53:59,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_337bb276-6130-466c-bae6-3aa976030d57/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:53:59,666 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_337bb276-6130-466c-bae6-3aa976030d57/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 04:53:59,672 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_337bb276-6130-466c-bae6-3aa976030d57/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-19 04:54:00,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:54:00,373 INFO L262 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 04:54:00,379 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:54:04,400 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-19 04:54:04,400 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:54:04,401 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:54:04,401 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1521957339] [2023-11-19 04:54:04,402 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1521957339] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:54:04,402 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:54:04,402 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 04:54:04,403 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1638421720] [2023-11-19 04:54:04,411 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:54:04,413 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 04:54:04,414 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:54:04,417 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 04:54:04,418 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 04:54:04,419 INFO L87 Difference]: Start difference. First operand 126 states and 194 transitions. Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-19 04:54:06,518 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:54:08,648 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:54:10,172 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:54:11,650 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:54:15,486 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:54:17,427 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.73s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:54:17,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:54:17,428 INFO L93 Difference]: Finished difference Result 232 states and 360 transitions. [2023-11-19 04:54:17,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-19 04:54:17,452 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 168 [2023-11-19 04:54:17,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:54:17,457 INFO L225 Difference]: With dead ends: 232 [2023-11-19 04:54:17,457 INFO L226 Difference]: Without dead ends: 156 [2023-11-19 04:54:17,459 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 165 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 04:54:17,461 INFO L413 NwaCegarLoop]: 109 mSDtfsCounter, 74 mSDsluCounter, 208 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 53 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 74 SdHoareTripleChecker+Valid, 317 SdHoareTripleChecker+Invalid, 96 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.9s IncrementalHoareTripleChecker+Time [2023-11-19 04:54:17,462 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [74 Valid, 317 Invalid, 96 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 42 Invalid, 1 Unknown, 0 Unchecked, 12.9s Time] [2023-11-19 04:54:17,463 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2023-11-19 04:54:17,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 129. [2023-11-19 04:54:17,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 129 states, 74 states have (on average 1.2837837837837838) internal successors, (95), 74 states have internal predecessors, (95), 52 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2023-11-19 04:54:17,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 199 transitions. [2023-11-19 04:54:17,500 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 199 transitions. Word has length 168 [2023-11-19 04:54:17,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:54:17,502 INFO L495 AbstractCegarLoop]: Abstraction has 129 states and 199 transitions. [2023-11-19 04:54:17,502 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-19 04:54:17,502 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 199 transitions. [2023-11-19 04:54:17,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2023-11-19 04:54:17,506 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:54:17,506 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:54:17,527 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_337bb276-6130-466c-bae6-3aa976030d57/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-19 04:54:17,726 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_337bb276-6130-466c-bae6-3aa976030d57/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 04:54:17,727 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:54:17,727 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:54:17,728 INFO L85 PathProgramCache]: Analyzing trace with hash -719554324, now seen corresponding path program 1 times [2023-11-19 04:54:17,729 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:54:17,729 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1771317169] [2023-11-19 04:54:17,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:54:17,729 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 04:54:17,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_337bb276-6130-466c-bae6-3aa976030d57/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:54:17,736 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_337bb276-6130-466c-bae6-3aa976030d57/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 04:54:17,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_337bb276-6130-466c-bae6-3aa976030d57/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 (5)] Waiting until timeout for monitored process [2023-11-19 04:54:18,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:54:18,431 INFO L262 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:54:18,438 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:54:20,984 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-19 04:54:20,986 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:54:20,986 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:54:20,988 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1771317169] [2023-11-19 04:54:20,988 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1771317169] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:54:20,989 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:54:20,989 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 04:54:20,989 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [393006248] [2023-11-19 04:54:20,989 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:54:20,991 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 04:54:20,991 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:54:20,992 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 04:54:20,993 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 04:54:20,993 INFO L87 Difference]: Start difference. First operand 129 states and 199 transitions. Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-19 04:54:22,482 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:54:24,972 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:54:25,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:54:25,005 INFO L93 Difference]: Finished difference Result 294 states and 455 transitions. [2023-11-19 04:54:25,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-19 04:54:25,007 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 169 [2023-11-19 04:54:25,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:54:25,011 INFO L225 Difference]: With dead ends: 294 [2023-11-19 04:54:25,012 INFO L226 Difference]: Without dead ends: 218 [2023-11-19 04:54:25,013 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 166 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 04:54:25,015 INFO L413 NwaCegarLoop]: 132 mSDtfsCounter, 107 mSDsluCounter, 224 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 107 SdHoareTripleChecker+Valid, 356 SdHoareTripleChecker+Invalid, 78 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time [2023-11-19 04:54:25,016 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [107 Valid, 356 Invalid, 78 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 3.9s Time] [2023-11-19 04:54:25,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 218 states. [2023-11-19 04:54:25,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 218 to 202. [2023-11-19 04:54:25,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 202 states, 120 states have (on average 1.3166666666666667) internal successors, (158), 120 states have internal predecessors, (158), 78 states have call successors, (78), 3 states have call predecessors, (78), 3 states have return successors, (78), 78 states have call predecessors, (78), 78 states have call successors, (78) [2023-11-19 04:54:25,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 314 transitions. [2023-11-19 04:54:25,077 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 314 transitions. Word has length 169 [2023-11-19 04:54:25,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:54:25,082 INFO L495 AbstractCegarLoop]: Abstraction has 202 states and 314 transitions. [2023-11-19 04:54:25,083 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-19 04:54:25,083 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 314 transitions. [2023-11-19 04:54:25,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2023-11-19 04:54:25,085 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:54:25,086 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:54:25,112 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_337bb276-6130-466c-bae6-3aa976030d57/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 (5)] Forceful destruction successful, exit code 0 [2023-11-19 04:54:25,286 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_337bb276-6130-466c-bae6-3aa976030d57/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 04:54:25,287 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:54:25,287 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:54:25,287 INFO L85 PathProgramCache]: Analyzing trace with hash -1999418002, now seen corresponding path program 1 times [2023-11-19 04:54:25,288 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:54:25,288 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1097237591] [2023-11-19 04:54:25,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:54:25,288 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 04:54:25,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_337bb276-6130-466c-bae6-3aa976030d57/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:54:25,290 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_337bb276-6130-466c-bae6-3aa976030d57/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 04:54:25,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_337bb276-6130-466c-bae6-3aa976030d57/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 (6)] Waiting until timeout for monitored process [2023-11-19 04:54:25,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:54:25,965 INFO L262 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 54 conjunts are in the unsatisfiable core [2023-11-19 04:54:25,979 INFO L285 TraceCheckSpWp]: Computing forward predicates...