./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-15.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e78aa0d-751c-4f3a-813c-d1465d939c14/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e78aa0d-751c-4f3a-813c-d1465d939c14/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e78aa0d-751c-4f3a-813c-d1465d939c14/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e78aa0d-751c-4f3a-813c-d1465d939c14/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-15.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e78aa0d-751c-4f3a-813c-d1465d939c14/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e78aa0d-751c-4f3a-813c-d1465d939c14/bin/utaipan-verify-mE87zJ7Ire --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 6d199e7b6b777c136a1c8f1da4791216215da1f7aa9583adf58577835b47cc1e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:18:49,534 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:18:49,664 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e78aa0d-751c-4f3a-813c-d1465d939c14/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 21:18:49,670 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:18:49,670 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:18:49,697 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:18:49,697 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:18:49,699 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:18:49,700 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:18:49,705 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:18:49,706 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:18:49,707 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:18:49,708 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:18:49,709 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:18:49,710 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:18:49,710 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:18:49,711 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:18:49,711 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:18:49,712 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:18:49,712 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:18:49,713 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:18:49,714 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:18:49,714 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:18:49,715 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:18:49,715 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:18:49,716 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:18:49,716 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:18:49,716 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:18:49,717 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:18:49,717 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:18:49,718 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:18:49,718 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:18:49,718 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:18:49,718 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:18:49,719 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:18:49,719 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:18:49,719 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:18:49,719 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:18:49,720 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:18:49,720 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:18:49,720 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:18:49,721 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:18:49,721 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:18:49,721 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:18:49,721 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:18:49,721 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:18:49,722 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:18:49,722 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_9e78aa0d-751c-4f3a-813c-d1465d939c14/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e78aa0d-751c-4f3a-813c-d1465d939c14/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6d199e7b6b777c136a1c8f1da4791216215da1f7aa9583adf58577835b47cc1e [2023-11-23 21:18:50,063 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:18:50,095 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:18:50,098 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:18:50,100 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:18:50,101 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:18:50,102 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e78aa0d-751c-4f3a-813c-d1465d939c14/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-15.i [2023-11-23 21:18:53,335 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:18:53,641 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:18:53,641 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e78aa0d-751c-4f3a-813c-d1465d939c14/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-15.i [2023-11-23 21:18:53,651 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e78aa0d-751c-4f3a-813c-d1465d939c14/bin/utaipan-verify-mE87zJ7Ire/data/a64be1927/15b00c04ad3548108ce9ed62e1472324/FLAGe704983f8 [2023-11-23 21:18:53,667 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e78aa0d-751c-4f3a-813c-d1465d939c14/bin/utaipan-verify-mE87zJ7Ire/data/a64be1927/15b00c04ad3548108ce9ed62e1472324 [2023-11-23 21:18:53,670 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:18:53,672 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:18:53,673 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:18:53,674 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:18:53,680 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:18:53,681 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:18:53" (1/1) ... [2023-11-23 21:18:53,682 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@119c009a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:18:53, skipping insertion in model container [2023-11-23 21:18:53,682 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:18:53" (1/1) ... [2023-11-23 21:18:53,720 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:18:53,890 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_9e78aa0d-751c-4f3a-813c-d1465d939c14/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-15.i[915,928] [2023-11-23 21:18:53,956 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:18:53,972 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:18:53,986 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_9e78aa0d-751c-4f3a-813c-d1465d939c14/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-15.i[915,928] [2023-11-23 21:18:54,022 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:18:54,043 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:18:54,044 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:18:54 WrapperNode [2023-11-23 21:18:54,044 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:18:54,045 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:18:54,045 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:18:54,045 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:18:54,053 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:18:54" (1/1) ... [2023-11-23 21:18:54,065 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:18:54" (1/1) ... [2023-11-23 21:18:54,118 INFO L138 Inliner]: procedures = 26, calls = 43, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 198 [2023-11-23 21:18:54,119 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:18:54,119 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:18:54,120 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:18:54,120 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:18:54,130 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:18:54" (1/1) ... [2023-11-23 21:18:54,131 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:18:54" (1/1) ... [2023-11-23 21:18:54,134 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:18:54" (1/1) ... [2023-11-23 21:18:54,134 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:18:54" (1/1) ... [2023-11-23 21:18:54,144 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:18:54" (1/1) ... [2023-11-23 21:18:54,148 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:18:54" (1/1) ... [2023-11-23 21:18:54,151 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:18:54" (1/1) ... [2023-11-23 21:18:54,153 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:18:54" (1/1) ... [2023-11-23 21:18:54,157 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:18:54,158 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:18:54,159 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:18:54,159 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:18:54,160 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:18:54" (1/1) ... [2023-11-23 21:18:54,168 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:18:54,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e78aa0d-751c-4f3a-813c-d1465d939c14/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:18:54,217 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e78aa0d-751c-4f3a-813c-d1465d939c14/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:18:54,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e78aa0d-751c-4f3a-813c-d1465d939c14/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:18:54,264 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:18:54,264 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:18:54,264 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:18:54,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:18:54,265 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:18:54,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:18:54,422 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:18:54,425 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:18:54,907 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:18:55,179 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:18:55,180 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:18:55,182 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:18:55 BoogieIcfgContainer [2023-11-23 21:18:55,182 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:18:55,185 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:18:55,185 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:18:55,189 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:18:55,190 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:18:53" (1/3) ... [2023-11-23 21:18:55,191 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e1fce64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:18:55, skipping insertion in model container [2023-11-23 21:18:55,191 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:18:54" (2/3) ... [2023-11-23 21:18:55,191 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e1fce64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:18:55, skipping insertion in model container [2023-11-23 21:18:55,192 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:18:55" (3/3) ... [2023-11-23 21:18:55,193 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-15.i [2023-11-23 21:18:55,210 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:18:55,210 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:18:55,266 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:18:55,274 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;@16018f17, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:18:55,274 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:18:55,279 INFO L276 IsEmpty]: Start isEmpty. Operand has 57 states, 24 states have (on average 1.125) internal successors, (27), 25 states have internal predecessors, (27), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2023-11-23 21:18:55,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2023-11-23 21:18:55,293 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:18:55,294 INFO L195 NwaCegarLoop]: trace histogram [30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:18:55,295 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:18:55,301 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:18:55,301 INFO L85 PathProgramCache]: Analyzing trace with hash 229264293, now seen corresponding path program 1 times [2023-11-23 21:18:55,311 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:18:55,312 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1276554160] [2023-11-23 21:18:55,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:18:55,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:18:55,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:18:55,842 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:18:56,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:18:56,132 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 21:18:56,134 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 21:18:56,136 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:18:56,138 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-23 21:18:56,143 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 21:18:56,148 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:18:56,290 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:18:56 BoogieIcfgContainer [2023-11-23 21:18:56,290 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:18:56,291 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:18:56,291 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:18:56,291 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:18:56,292 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:18:55" (3/4) ... [2023-11-23 21:18:56,296 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:18:56,297 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:18:56,298 INFO L158 Benchmark]: Toolchain (without parser) took 2626.42ms. Allocated memory was 134.2MB in the beginning and 169.9MB in the end (delta: 35.7MB). Free memory was 93.7MB in the beginning and 135.0MB in the end (delta: -41.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:18:56,298 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 134.2MB. Free memory is still 106.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:18:56,299 INFO L158 Benchmark]: CACSL2BoogieTranslator took 370.90ms. Allocated memory is still 134.2MB. Free memory was 93.2MB in the beginning and 79.1MB in the end (delta: 14.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-23 21:18:56,300 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.78ms. Allocated memory is still 134.2MB. Free memory was 79.1MB in the beginning and 76.4MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 21:18:56,300 INFO L158 Benchmark]: Boogie Preprocessor took 38.04ms. Allocated memory is still 134.2MB. Free memory was 76.4MB in the beginning and 74.8MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:18:56,301 INFO L158 Benchmark]: RCFGBuilder took 1023.72ms. Allocated memory was 134.2MB in the beginning and 169.9MB in the end (delta: 35.7MB). Free memory was 74.8MB in the beginning and 133.6MB in the end (delta: -58.8MB). Peak memory consumption was 42.9MB. Max. memory is 16.1GB. [2023-11-23 21:18:56,302 INFO L158 Benchmark]: TraceAbstraction took 1104.73ms. Allocated memory is still 169.9MB. Free memory was 132.6MB in the beginning and 136.0MB in the end (delta: -3.4MB). Peak memory consumption was 70.0MB. Max. memory is 16.1GB. [2023-11-23 21:18:56,303 INFO L158 Benchmark]: Witness Printer took 6.53ms. Allocated memory is still 169.9MB. Free memory was 136.0MB in the beginning and 135.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:18:56,306 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 134.2MB. Free memory is still 106.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 370.90ms. Allocated memory is still 134.2MB. Free memory was 93.2MB in the beginning and 79.1MB in the end (delta: 14.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.78ms. Allocated memory is still 134.2MB. Free memory was 79.1MB in the beginning and 76.4MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.04ms. Allocated memory is still 134.2MB. Free memory was 76.4MB in the beginning and 74.8MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1023.72ms. Allocated memory was 134.2MB in the beginning and 169.9MB in the end (delta: 35.7MB). Free memory was 74.8MB in the beginning and 133.6MB in the end (delta: -58.8MB). Peak memory consumption was 42.9MB. Max. memory is 16.1GB. * TraceAbstraction took 1104.73ms. Allocated memory is still 169.9MB. Free memory was 132.6MB in the beginning and 136.0MB in the end (delta: -3.4MB). Peak memory consumption was 70.0MB. Max. memory is 16.1GB. * Witness Printer took 6.53ms. Allocated memory is still 169.9MB. Free memory was 136.0MB in the beginning and 135.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 73, overapproximation of someBinaryArithmeticDOUBLEoperation at line 74, overapproximation of someUnaryDOUBLEoperation at line 74, overapproximation of someBinaryDOUBLEComparisonOperation at line 74. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = -10; [L23] float var_1_3 = 32.4; [L24] float var_1_4 = 49.2; [L25] signed short int var_1_7 = 10; [L26] signed short int var_1_8 = 64; [L27] signed short int var_1_9 = 256; [L28] signed char var_1_10 = -5; [L29] signed char var_1_11 = 5; [L30] double var_1_12 = 256.4; [L31] float var_1_13 = 2.6; [L32] float var_1_14 = 128.125; [L33] double var_1_15 = 32.5; [L34] double var_1_16 = 10000000000.25; [L35] signed char var_1_17 = -5; [L36] unsigned char var_1_19 = 0; [L37] unsigned char var_1_20 = 0; [L38] signed long int var_1_21 = 1; [L39] signed short int var_1_22 = 17178; [L40] signed short int var_1_23 = 5; [L41] signed long int var_1_25 = -4; [L42] signed short int var_1_26 = 10; [L43] signed short int var_1_27 = 64; [L44] unsigned char var_1_28 = 8; [L45] unsigned char var_1_29 = 5; [L46] unsigned short int var_1_30 = 100; [L47] signed long int var_1_31 = 8; [L48] unsigned short int var_1_32 = 50; [L49] unsigned char var_1_33 = 0; [L50] unsigned char var_1_34 = 0; [L51] unsigned char var_1_35 = 1; [L52] unsigned char var_1_36 = 0; [L53] signed char last_1_var_1_10 = -5; [L54] signed long int last_1_var_1_21 = 1; [L55] signed long int last_1_var_1_25 = -4; [L175] isInitial = 1 [L176] FCALL initially() [L177] COND TRUE 1 [L178] CALL updateLastVariables() [L166] last_1_var_1_10 = var_1_10 [L167] last_1_var_1_21 = var_1_21 [L168] last_1_var_1_25 = var_1_25 [L178] RET updateLastVariables() [L179] CALL updateVariables() [L116] var_1_3 = __VERIFIER_nondet_float() [L117] CALL assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_4=246/5, var_1_7=10, var_1_8=64, var_1_9=256] [L20] COND FALSE !(!cond) [L117] RET assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_4=246/5, var_1_7=10, var_1_8=64, var_1_9=256] [L118] var_1_4 = __VERIFIER_nondet_float() [L119] CALL assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_7=10, var_1_8=64, var_1_9=256] [L20] COND FALSE !(!cond) [L119] RET assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_7=10, var_1_8=64, var_1_9=256] [L120] var_1_7 = __VERIFIER_nondet_short() [L121] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_7=16383, var_1_8=64, var_1_9=256] [L20] COND FALSE !(!cond) [L121] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_7=16383, var_1_8=64, var_1_9=256] [L122] CALL assume_abort_if_not(var_1_7 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_7=16383, var_1_8=64, var_1_9=256] [L20] COND FALSE !(!cond) [L122] RET assume_abort_if_not(var_1_7 <= 16383) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_7=16383, var_1_8=64, var_1_9=256] [L123] var_1_8 = __VERIFIER_nondet_short() [L124] CALL assume_abort_if_not(var_1_8 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_7=16383, var_1_8=125, var_1_9=256] [L20] COND FALSE !(!cond) [L124] RET assume_abort_if_not(var_1_8 >= -1) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_7=16383, var_1_8=125, var_1_9=256] [L125] CALL assume_abort_if_not(var_1_8 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_7=16383, var_1_8=125, var_1_9=256] [L20] COND FALSE !(!cond) [L125] RET assume_abort_if_not(var_1_8 <= 32766) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_7=16383, var_1_8=125, var_1_9=256] [L126] var_1_9 = __VERIFIER_nondet_short() [L127] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_7=16383, var_1_8=125, var_1_9=126] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_7=16383, var_1_8=125, var_1_9=126] [L128] CALL assume_abort_if_not(var_1_9 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_7=16383, var_1_8=125, var_1_9=126] [L20] COND FALSE !(!cond) [L128] RET assume_abort_if_not(var_1_9 <= 16383) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_7=16383, var_1_8=125, var_1_9=126] [L129] var_1_11 = __VERIFIER_nondet_char() [L130] CALL assume_abort_if_not(var_1_11 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_7=16383, var_1_8=125, var_1_9=126] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not(var_1_11 >= -127) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_7=16383, var_1_8=125, var_1_9=126] [L131] CALL assume_abort_if_not(var_1_11 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_7=16383, var_1_8=125, var_1_9=126] [L20] COND FALSE !(!cond) [L131] RET assume_abort_if_not(var_1_11 <= 126) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_7=16383, var_1_8=125, var_1_9=126] [L132] var_1_13 = __VERIFIER_nondet_float() [L133] CALL assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_7=16383, var_1_8=125, var_1_9=126] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_7=16383, var_1_8=125, var_1_9=126] [L134] var_1_14 = __VERIFIER_nondet_float() [L135] CALL assume_abort_if_not((var_1_14 >= -922337.2036854776000e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_7=16383, var_1_8=125, var_1_9=126] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not((var_1_14 >= -922337.2036854776000e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_7=16383, var_1_8=125, var_1_9=126] [L136] var_1_15 = __VERIFIER_nondet_double() [L137] CALL assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_7=16383, var_1_8=125, var_1_9=126] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_7=16383, var_1_8=125, var_1_9=126] [L138] var_1_16 = __VERIFIER_nondet_double() [L139] CALL assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_7=16383, var_1_8=125, var_1_9=126] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_7=16383, var_1_8=125, var_1_9=126] [L140] var_1_20 = __VERIFIER_nondet_uchar() [L141] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_7=16383, var_1_8=125, var_1_9=126] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_7=16383, var_1_8=125, var_1_9=126] [L142] CALL assume_abort_if_not(var_1_20 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_7=16383, var_1_8=125, var_1_9=126] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_20 <= 0) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_7=16383, var_1_8=125, var_1_9=126] [L143] var_1_22 = __VERIFIER_nondet_short() [L144] CALL assume_abort_if_not(var_1_22 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16637, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_7=16383, var_1_8=125, var_1_9=126] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_22 >= 16383) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16637, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_7=16383, var_1_8=125, var_1_9=126] [L145] CALL assume_abort_if_not(var_1_22 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16637, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_7=16383, var_1_8=125, var_1_9=126] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_22 <= 32767) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16637, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_7=16383, var_1_8=125, var_1_9=126] [L146] var_1_23 = __VERIFIER_nondet_short() [L147] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16637, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_7=16383, var_1_8=125, var_1_9=126] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16637, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_7=16383, var_1_8=125, var_1_9=126] [L148] CALL assume_abort_if_not(var_1_23 <= 16384) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16637, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_7=16383, var_1_8=125, var_1_9=126] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_23 <= 16384) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16637, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_7=16383, var_1_8=125, var_1_9=126] [L149] var_1_27 = __VERIFIER_nondet_short() [L150] CALL assume_abort_if_not(var_1_27 >= -32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16637, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_27=-32767, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_7=16383, var_1_8=125, var_1_9=126] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_27 >= -32767) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16637, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_27=-32767, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_7=16383, var_1_8=125, var_1_9=126] [L151] CALL assume_abort_if_not(var_1_27 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16637, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_27=-32767, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_7=16383, var_1_8=125, var_1_9=126] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_27 <= 32766) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16637, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_27=-32767, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_7=16383, var_1_8=125, var_1_9=126] [L152] var_1_29 = __VERIFIER_nondet_uchar() [L153] CALL assume_abort_if_not(var_1_29 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16637, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_27=-32767, var_1_28=8, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_7=16383, var_1_8=125, var_1_9=126] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_29 >= 0) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16637, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_27=-32767, var_1_28=8, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_7=16383, var_1_8=125, var_1_9=126] [L154] CALL assume_abort_if_not(var_1_29 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16637, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_27=-32767, var_1_28=8, var_1_29=0, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_7=16383, var_1_8=125, var_1_9=126] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_29 <= 254) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16637, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_27=-32767, var_1_28=8, var_1_29=0, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_7=16383, var_1_8=125, var_1_9=126] [L155] var_1_34 = __VERIFIER_nondet_uchar() [L156] CALL assume_abort_if_not(var_1_34 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16637, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_27=-32767, var_1_28=8, var_1_29=0, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_35=1, var_1_36=0, var_1_7=16383, var_1_8=125, var_1_9=126] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_34 >= 0) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16637, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_27=-32767, var_1_28=8, var_1_29=0, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_35=1, var_1_36=0, var_1_7=16383, var_1_8=125, var_1_9=126] [L157] CALL assume_abort_if_not(var_1_34 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16637, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_27=-32767, var_1_28=8, var_1_29=0, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=1, var_1_35=1, var_1_36=0, var_1_7=16383, var_1_8=125, var_1_9=126] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_34 <= 1) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16637, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_27=-32767, var_1_28=8, var_1_29=0, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=1, var_1_35=1, var_1_36=0, var_1_7=16383, var_1_8=125, var_1_9=126] [L158] var_1_35 = __VERIFIER_nondet_uchar() [L159] CALL assume_abort_if_not(var_1_35 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16637, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_27=-32767, var_1_28=8, var_1_29=0, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=1, var_1_36=0, var_1_7=16383, var_1_8=125, var_1_9=126] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_35 >= 0) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16637, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_27=-32767, var_1_28=8, var_1_29=0, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=1, var_1_36=0, var_1_7=16383, var_1_8=125, var_1_9=126] [L160] CALL assume_abort_if_not(var_1_35 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16637, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_27=-32767, var_1_28=8, var_1_29=0, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=1, var_1_35=1, var_1_36=0, var_1_7=16383, var_1_8=125, var_1_9=126] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_35 <= 1) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16637, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_27=-32767, var_1_28=8, var_1_29=0, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=1, var_1_35=1, var_1_36=0, var_1_7=16383, var_1_8=125, var_1_9=126] [L161] var_1_36 = __VERIFIER_nondet_uchar() [L162] CALL assume_abort_if_not(var_1_36 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16637, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_27=-32767, var_1_28=8, var_1_29=0, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=1, var_1_35=1, var_1_36=1, var_1_7=16383, var_1_8=125, var_1_9=126] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_36 >= 1) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16637, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_27=-32767, var_1_28=8, var_1_29=0, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=1, var_1_35=1, var_1_36=1, var_1_7=16383, var_1_8=125, var_1_9=126] [L163] CALL assume_abort_if_not(var_1_36 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16637, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_27=-32767, var_1_28=8, var_1_29=0, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=1, var_1_35=1, var_1_36=1, var_1_7=16383, var_1_8=125, var_1_9=126] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_36 <= 1) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16637, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_27=-32767, var_1_28=8, var_1_29=0, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=1, var_1_35=1, var_1_36=1, var_1_7=16383, var_1_8=125, var_1_9=126] [L179] RET updateVariables() [L180] CALL step() [L59] var_1_26 = var_1_27 [L60] var_1_28 = var_1_29 [L61] var_1_30 = var_1_29 [L62] var_1_31 = -128 [L63] var_1_32 = var_1_28 [L64] COND TRUE \read(var_1_34) [L65] var_1_33 = (((var_1_26 < var_1_30) || var_1_35) || var_1_36) [L67] COND TRUE last_1_var_1_10 < last_1_var_1_25 [L68] COND FALSE !(var_1_11 <= last_1_var_1_25) [L72] var_1_10 = var_1_11 [L73] COND TRUE var_1_4 >= (var_1_3 * (var_1_13 + var_1_14)) [L74] var_1_12 = (((((var_1_15 - var_1_16)) < (-0.85)) ? ((var_1_15 - var_1_16)) : (-0.85))) [L78] unsigned char stepLocal_1 = var_1_19; [L79] COND TRUE var_1_12 <= ((((var_1_12) < (var_1_12)) ? (var_1_12) : (var_1_12))) [L80] COND FALSE !(var_1_19 || stepLocal_1) [L83] var_1_17 = var_1_11 [L86] COND FALSE !(\read(var_1_19)) [L89] var_1_25 = var_1_10 [L91] unsigned char stepLocal_0 = var_1_12 > var_1_12; [L92] COND TRUE var_1_19 || stepLocal_0 [L93] var_1_1 = (var_1_17 + var_1_17) [L97] signed long int stepLocal_3 = var_1_22 + var_1_11; [L98] signed long int stepLocal_2 = (var_1_22 - var_1_23) - var_1_9; [L99] COND FALSE !(\read(var_1_20)) [L112] var_1_21 = var_1_9 [L180] RET step() [L181] CALL, EXPR property() [L171-L172] return (((((((var_1_19 || (var_1_12 > var_1_12)) ? (var_1_1 == ((signed short int) (var_1_17 + var_1_17))) : (var_1_1 == ((signed short int) ((((((var_1_7 + 1)) < (var_1_8)) ? ((var_1_7 + 1)) : (var_1_8))) - (24762 - var_1_9))))) && (var_1_10 == ((signed char) var_1_11))) && ((var_1_4 >= (var_1_3 * (var_1_13 + var_1_14))) ? (var_1_12 == ((double) (((((var_1_15 - var_1_16)) < (-0.85)) ? ((var_1_15 - var_1_16)) : (-0.85))))) : (var_1_12 == ((double) var_1_16)))) && ((var_1_12 <= ((((var_1_12) < (var_1_12)) ? (var_1_12) : (var_1_12)))) ? ((var_1_19 || var_1_19) ? (var_1_17 == ((signed char) var_1_11)) : (var_1_17 == ((signed char) var_1_11))) : 1)) && ((last_1_var_1_10 < last_1_var_1_25) ? ((var_1_11 <= last_1_var_1_25) ? (var_1_19 == ((unsigned char) var_1_20)) : 1) : 1)) && (var_1_20 ? ((var_1_10 < ((var_1_22 - var_1_23) - var_1_9)) ? (var_1_19 ? ((last_1_var_1_21 == (var_1_22 + var_1_11)) ? (var_1_21 == ((signed long int) var_1_1)) : 1) : (var_1_21 == ((signed long int) var_1_10))) : (var_1_21 == ((signed long int) var_1_11))) : (var_1_21 == ((signed long int) var_1_9)))) && (var_1_19 ? (var_1_25 == ((signed long int) (var_1_17 + ((((var_1_17) < (((((var_1_8) < (var_1_17)) ? (var_1_8) : (var_1_17))))) ? (var_1_17) : (((((var_1_8) < (var_1_17)) ? (var_1_8) : (var_1_17))))))))) : (var_1_25 == ((signed long int) var_1_10))) ; [L181] RET, EXPR property() [L181] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=126, var_1_11=126, var_1_12=10000000005, var_1_16=10000000005, var_1_17=126, var_1_19=0, var_1_1=252, var_1_20=0, var_1_21=126, var_1_22=16637, var_1_23=16384, var_1_25=126, var_1_26=-32767, var_1_27=-32767, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=-128, var_1_32=0, var_1_33=1, var_1_34=1, var_1_35=1, var_1_36=1, var_1_7=16383, var_1_8=125, var_1_9=126] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=126, var_1_11=126, var_1_12=10000000005, var_1_16=10000000005, var_1_17=126, var_1_19=0, var_1_1=252, var_1_20=0, var_1_21=126, var_1_22=16637, var_1_23=16384, var_1_25=126, var_1_26=-32767, var_1_27=-32767, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=-128, var_1_32=0, var_1_33=1, var_1_34=1, var_1_35=1, var_1_36=1, var_1_7=16383, var_1_8=125, var_1_9=126] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 57 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 1, TraceHistogramMax: 30, 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=57occurred 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, 112 NumberOfCodeBlocks, 112 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 [2023-11-23 21:18:56,352 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e78aa0d-751c-4f3a-813c-d1465d939c14/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e78aa0d-751c-4f3a-813c-d1465d939c14/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e78aa0d-751c-4f3a-813c-d1465d939c14/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e78aa0d-751c-4f3a-813c-d1465d939c14/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e78aa0d-751c-4f3a-813c-d1465d939c14/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-15.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e78aa0d-751c-4f3a-813c-d1465d939c14/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e78aa0d-751c-4f3a-813c-d1465d939c14/bin/utaipan-verify-mE87zJ7Ire --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 6d199e7b6b777c136a1c8f1da4791216215da1f7aa9583adf58577835b47cc1e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:18:59,152 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:18:59,290 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e78aa0d-751c-4f3a-813c-d1465d939c14/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 21:18:59,300 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:18:59,301 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:18:59,345 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:18:59,345 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:18:59,346 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:18:59,347 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:18:59,352 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:18:59,353 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:18:59,353 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:18:59,353 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:18:59,355 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:18:59,356 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:18:59,356 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:18:59,357 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:18:59,358 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:18:59,358 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:18:59,359 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:18:59,360 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:18:59,360 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:18:59,360 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:18:59,361 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:18:59,361 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:18:59,362 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:18:59,362 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:18:59,362 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:18:59,363 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:18:59,363 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:18:59,364 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:18:59,365 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:18:59,365 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:18:59,365 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:18:59,366 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:18:59,366 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:18:59,366 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:18:59,366 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:18:59,367 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:18:59,368 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:18:59,368 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:18:59,368 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:18:59,368 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:18:59,369 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:18:59,369 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_9e78aa0d-751c-4f3a-813c-d1465d939c14/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e78aa0d-751c-4f3a-813c-d1465d939c14/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6d199e7b6b777c136a1c8f1da4791216215da1f7aa9583adf58577835b47cc1e [2023-11-23 21:18:59,829 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:18:59,860 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:18:59,863 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:18:59,865 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:18:59,865 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:18:59,867 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e78aa0d-751c-4f3a-813c-d1465d939c14/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-15.i [2023-11-23 21:19:03,189 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:19:03,530 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:19:03,530 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e78aa0d-751c-4f3a-813c-d1465d939c14/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-15.i [2023-11-23 21:19:03,543 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e78aa0d-751c-4f3a-813c-d1465d939c14/bin/utaipan-verify-mE87zJ7Ire/data/b4163f4b1/ae1a90f6d4b34c8681c6172560a9249c/FLAGc4665f3bb [2023-11-23 21:19:03,561 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e78aa0d-751c-4f3a-813c-d1465d939c14/bin/utaipan-verify-mE87zJ7Ire/data/b4163f4b1/ae1a90f6d4b34c8681c6172560a9249c [2023-11-23 21:19:03,567 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:19:03,568 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:19:03,572 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:19:03,572 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:19:03,577 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:19:03,578 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:19:03" (1/1) ... [2023-11-23 21:19:03,579 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6707082b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:03, skipping insertion in model container [2023-11-23 21:19:03,579 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:19:03" (1/1) ... [2023-11-23 21:19:03,629 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:19:03,833 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_9e78aa0d-751c-4f3a-813c-d1465d939c14/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-15.i[915,928] [2023-11-23 21:19:03,942 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:19:03,972 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:19:03,990 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_9e78aa0d-751c-4f3a-813c-d1465d939c14/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-15.i[915,928] [2023-11-23 21:19:04,068 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:19:04,088 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:19:04,089 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:04 WrapperNode [2023-11-23 21:19:04,089 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:19:04,090 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:19:04,091 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:19:04,091 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:19:04,099 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:04" (1/1) ... [2023-11-23 21:19:04,113 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:04" (1/1) ... [2023-11-23 21:19:04,152 INFO L138 Inliner]: procedures = 27, calls = 43, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 191 [2023-11-23 21:19:04,153 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:19:04,153 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:19:04,154 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:19:04,154 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:19:04,165 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:04" (1/1) ... [2023-11-23 21:19:04,165 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:04" (1/1) ... [2023-11-23 21:19:04,172 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:04" (1/1) ... [2023-11-23 21:19:04,172 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:04" (1/1) ... [2023-11-23 21:19:04,187 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:04" (1/1) ... [2023-11-23 21:19:04,192 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:04" (1/1) ... [2023-11-23 21:19:04,196 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:04" (1/1) ... [2023-11-23 21:19:04,199 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:04" (1/1) ... [2023-11-23 21:19:04,204 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:19:04,205 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:19:04,205 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:19:04,206 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:19:04,207 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:04" (1/1) ... [2023-11-23 21:19:04,215 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:19:04,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e78aa0d-751c-4f3a-813c-d1465d939c14/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:19:04,265 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e78aa0d-751c-4f3a-813c-d1465d939c14/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:19:04,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e78aa0d-751c-4f3a-813c-d1465d939c14/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:19:04,306 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:19:04,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 21:19:04,306 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:19:04,307 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:19:04,307 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:19:04,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:19:04,404 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:19:04,407 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:19:09,189 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:19:09,280 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:19:09,280 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:19:09,280 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:19:09 BoogieIcfgContainer [2023-11-23 21:19:09,281 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:19:09,288 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:19:09,288 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:19:09,291 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:19:09,292 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:19:03" (1/3) ... [2023-11-23 21:19:09,293 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3006443d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:19:09, skipping insertion in model container [2023-11-23 21:19:09,293 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:04" (2/3) ... [2023-11-23 21:19:09,294 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3006443d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:19:09, skipping insertion in model container [2023-11-23 21:19:09,295 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:19:09" (3/3) ... [2023-11-23 21:19:09,296 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-15.i [2023-11-23 21:19:09,316 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:19:09,317 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:19:09,363 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:19:09,370 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;@471cfe3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:19:09,370 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:19:09,375 INFO L276 IsEmpty]: Start isEmpty. Operand has 77 states, 44 states have (on average 1.3863636363636365) internal successors, (61), 45 states have internal predecessors, (61), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2023-11-23 21:19:09,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-11-23 21:19:09,395 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:19:09,395 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:19:09,396 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:19:09,402 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:19:09,402 INFO L85 PathProgramCache]: Analyzing trace with hash -859786087, now seen corresponding path program 1 times [2023-11-23 21:19:09,417 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:19:09,418 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [441224229] [2023-11-23 21:19:09,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:19:09,418 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 [2023-11-23 21:19:09,419 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e78aa0d-751c-4f3a-813c-d1465d939c14/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:19:09,423 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e78aa0d-751c-4f3a-813c-d1465d939c14/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 21:19:09,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e78aa0d-751c-4f3a-813c-d1465d939c14/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:19:09,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:19:10,015 INFO L262 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 21:19:10,029 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:19:10,086 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 818 proven. 0 refuted. 0 times theorem prover too weak. 922 trivial. 0 not checked. [2023-11-23 21:19:10,087 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:19:10,087 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:19:10,088 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [441224229] [2023-11-23 21:19:10,088 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [441224229] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:19:10,089 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:19:10,089 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:19:10,091 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1983562231] [2023-11-23 21:19:10,092 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:19:10,096 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:19:10,097 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:19:10,127 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:19:10,127 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:19:10,130 INFO L87 Difference]: Start difference. First operand has 77 states, 44 states have (on average 1.3863636363636365) internal successors, (61), 45 states have internal predecessors, (61), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) Second operand has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2023-11-23 21:19:12,279 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:19:12,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:19:12,281 INFO L93 Difference]: Finished difference Result 151 states and 270 transitions. [2023-11-23 21:19:12,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:19:12,299 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 184 [2023-11-23 21:19:12,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:19:12,307 INFO L225 Difference]: With dead ends: 151 [2023-11-23 21:19:12,307 INFO L226 Difference]: Without dead ends: 75 [2023-11-23 21:19:12,310 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 183 GetRequests, 183 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:19:12,314 INFO L413 NwaCegarLoop]: 113 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 113 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2023-11-23 21:19:12,315 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 113 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.1s Time] [2023-11-23 21:19:12,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2023-11-23 21:19:12,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2023-11-23 21:19:12,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 43 states have (on average 1.302325581395349) internal successors, (56), 43 states have internal predecessors, (56), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2023-11-23 21:19:12,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 116 transitions. [2023-11-23 21:19:12,370 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 116 transitions. Word has length 184 [2023-11-23 21:19:12,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:19:12,371 INFO L495 AbstractCegarLoop]: Abstraction has 75 states and 116 transitions. [2023-11-23 21:19:12,371 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2023-11-23 21:19:12,371 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 116 transitions. [2023-11-23 21:19:12,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-11-23 21:19:12,376 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:19:12,377 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:19:12,388 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e78aa0d-751c-4f3a-813c-d1465d939c14/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:19:12,587 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e78aa0d-751c-4f3a-813c-d1465d939c14/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:19:12,589 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:19:12,590 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:19:12,592 INFO L85 PathProgramCache]: Analyzing trace with hash 833844877, now seen corresponding path program 1 times [2023-11-23 21:19:12,593 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:19:12,595 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [226198380] [2023-11-23 21:19:12,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:19:12,596 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 [2023-11-23 21:19:12,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e78aa0d-751c-4f3a-813c-d1465d939c14/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:19:12,598 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e78aa0d-751c-4f3a-813c-d1465d939c14/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 21:19:12,652 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e78aa0d-751c-4f3a-813c-d1465d939c14/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:19:13,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:19:13,126 INFO L262 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 21:19:13,137 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:19:15,832 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2023-11-23 21:19:15,833 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:19:15,833 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:19:15,833 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [226198380] [2023-11-23 21:19:15,834 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [226198380] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:19:15,834 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:19:15,834 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:19:15,835 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [545853793] [2023-11-23 21:19:15,835 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:19:15,837 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-23 21:19:15,838 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:19:15,839 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-23 21:19:15,839 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-23 21:19:15,840 INFO L87 Difference]: Start difference. First operand 75 states and 116 transitions. Second operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2023-11-23 21:19:18,299 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:19:20,096 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.80s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:19:22,254 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:19:22,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:19:22,255 INFO L93 Difference]: Finished difference Result 224 states and 347 transitions. [2023-11-23 21:19:22,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-23 21:19:22,294 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 184 [2023-11-23 21:19:22,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:19:22,300 INFO L225 Difference]: With dead ends: 224 [2023-11-23 21:19:22,300 INFO L226 Difference]: Without dead ends: 150 [2023-11-23 21:19:22,302 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 181 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:19:22,304 INFO L413 NwaCegarLoop]: 110 mSDtfsCounter, 58 mSDsluCounter, 216 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 61 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 58 SdHoareTripleChecker+Valid, 326 SdHoareTripleChecker+Invalid, 81 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.3s IncrementalHoareTripleChecker+Time [2023-11-23 21:19:22,305 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [58 Valid, 326 Invalid, 81 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 18 Invalid, 2 Unknown, 0 Unchecked, 6.3s Time] [2023-11-23 21:19:22,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2023-11-23 21:19:22,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 130. [2023-11-23 21:19:22,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 130 states, 67 states have (on average 1.208955223880597) internal successors, (81), 67 states have internal predecessors, (81), 60 states have call successors, (60), 2 states have call predecessors, (60), 2 states have return successors, (60), 60 states have call predecessors, (60), 60 states have call successors, (60) [2023-11-23 21:19:22,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 201 transitions. [2023-11-23 21:19:22,382 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 201 transitions. Word has length 184 [2023-11-23 21:19:22,386 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:19:22,390 INFO L495 AbstractCegarLoop]: Abstraction has 130 states and 201 transitions. [2023-11-23 21:19:22,391 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2023-11-23 21:19:22,391 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 201 transitions. [2023-11-23 21:19:22,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-11-23 21:19:22,402 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:19:22,403 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:19:22,421 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e78aa0d-751c-4f3a-813c-d1465d939c14/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-23 21:19:22,616 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e78aa0d-751c-4f3a-813c-d1465d939c14/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:19:22,616 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:19:22,617 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:19:22,617 INFO L85 PathProgramCache]: Analyzing trace with hash -287456203, now seen corresponding path program 1 times [2023-11-23 21:19:22,618 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:19:22,618 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1780002904] [2023-11-23 21:19:22,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:19:22,619 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 [2023-11-23 21:19:22,620 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e78aa0d-751c-4f3a-813c-d1465d939c14/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:19:22,621 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e78aa0d-751c-4f3a-813c-d1465d939c14/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 21:19:22,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e78aa0d-751c-4f3a-813c-d1465d939c14/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:19:23,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:19:23,220 INFO L262 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 21:19:23,235 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:19:26,707 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2023-11-23 21:19:26,707 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:19:26,708 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:19:26,708 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1780002904] [2023-11-23 21:19:26,708 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1780002904] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:19:26,708 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:19:26,709 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:19:26,709 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [506661347] [2023-11-23 21:19:26,709 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:19:26,710 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-23 21:19:26,710 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:19:26,711 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-23 21:19:26,711 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-23 21:19:26,712 INFO L87 Difference]: Start difference. First operand 130 states and 201 transitions. Second operand has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2023-11-23 21:19:28,523 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.54s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:19:30,485 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:19:31,985 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:19:34,107 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-23 21:19:42,925 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-23 21:19:44,505 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.58s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-23 21:19:44,617 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:19:44,617 INFO L93 Difference]: Finished difference Result 278 states and 431 transitions. [2023-11-23 21:19:44,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-23 21:19:44,633 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 185 [2023-11-23 21:19:44,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:19:44,637 INFO L225 Difference]: With dead ends: 278 [2023-11-23 21:19:44,638 INFO L226 Difference]: Without dead ends: 204 [2023-11-23 21:19:44,640 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 182 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:19:44,642 INFO L413 NwaCegarLoop]: 203 mSDtfsCounter, 84 mSDsluCounter, 96 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 60 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 84 SdHoareTripleChecker+Valid, 299 SdHoareTripleChecker+Invalid, 103 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.9s IncrementalHoareTripleChecker+Time [2023-11-23 21:19:44,642 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [84 Valid, 299 Invalid, 103 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 41 Invalid, 2 Unknown, 0 Unchecked, 16.9s Time] [2023-11-23 21:19:44,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204 states. [2023-11-23 21:19:44,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204 to 132. [2023-11-23 21:19:44,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 132 states, 69 states have (on average 1.2028985507246377) internal successors, (83), 69 states have internal predecessors, (83), 60 states have call successors, (60), 2 states have call predecessors, (60), 2 states have return successors, (60), 60 states have call predecessors, (60), 60 states have call successors, (60) [2023-11-23 21:19:44,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 203 transitions. [2023-11-23 21:19:44,735 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 203 transitions. Word has length 185 [2023-11-23 21:19:44,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:19:44,737 INFO L495 AbstractCegarLoop]: Abstraction has 132 states and 203 transitions. [2023-11-23 21:19:44,737 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2023-11-23 21:19:44,737 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 203 transitions. [2023-11-23 21:19:44,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-11-23 21:19:44,740 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:19:44,741 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:19:44,760 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e78aa0d-751c-4f3a-813c-d1465d939c14/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:19:44,951 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e78aa0d-751c-4f3a-813c-d1465d939c14/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:19:44,952 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:19:44,952 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:19:44,952 INFO L85 PathProgramCache]: Analyzing trace with hash 413608375, now seen corresponding path program 1 times [2023-11-23 21:19:44,953 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:19:44,953 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2002993843] [2023-11-23 21:19:44,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:19:44,953 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 [2023-11-23 21:19:44,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e78aa0d-751c-4f3a-813c-d1465d939c14/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:19:44,958 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e78aa0d-751c-4f3a-813c-d1465d939c14/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 21:19:44,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e78aa0d-751c-4f3a-813c-d1465d939c14/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:19:45,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:19:45,370 INFO L262 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 21:19:45,376 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:19:47,760 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 39 proven. 896 refuted. 0 times theorem prover too weak. 805 trivial. 0 not checked. [2023-11-23 21:19:47,761 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:19:48,670 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 39 proven. 48 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2023-11-23 21:19:48,671 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:19:48,671 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2002993843] [2023-11-23 21:19:48,671 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2002993843] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:19:48,671 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [97770631] [2023-11-23 21:19:48,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:19:48,672 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 21:19:48,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e78aa0d-751c-4f3a-813c-d1465d939c14/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 21:19:48,679 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e78aa0d-751c-4f3a-813c-d1465d939c14/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 21:19:48,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e78aa0d-751c-4f3a-813c-d1465d939c14/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-23 21:19:49,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:19:49,261 INFO L262 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 21:19:49,265 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:19:49,423 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2023-11-23 21:19:49,423 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:19:49,424 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [97770631] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:19:49,424 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-23 21:19:49,424 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [6, 6] total 13 [2023-11-23 21:19:49,425 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1798111521] [2023-11-23 21:19:49,425 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:19:49,425 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-23 21:19:49,425 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:19:49,426 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-23 21:19:49,426 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2023-11-23 21:19:49,427 INFO L87 Difference]: Start difference. First operand 132 states and 203 transitions. Second operand has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30)