./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-79.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_d86fb905-6ab1-41cf-8051-c70a3f78072e/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d86fb905-6ab1-41cf-8051-c70a3f78072e/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d86fb905-6ab1-41cf-8051-c70a3f78072e/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d86fb905-6ab1-41cf-8051-c70a3f78072e/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-79.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d86fb905-6ab1-41cf-8051-c70a3f78072e/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d86fb905-6ab1-41cf-8051-c70a3f78072e/bin/utaipan-verify-t7M7D8N6sZ --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash dba54f3464e88b90946abdccde2d7a055f54d4b2bf456cd41e3bbaa9f8dc4f14 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:45:47,278 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:45:47,393 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d86fb905-6ab1-41cf-8051-c70a3f78072e/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 04:45:47,402 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:45:47,403 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:45:47,439 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:45:47,440 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:45:47,440 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:45:47,441 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:45:47,446 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:45:47,447 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:45:47,447 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:45:47,447 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:45:47,449 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 04:45:47,449 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:45:47,450 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:45:47,450 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 04:45:47,451 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 04:45:47,451 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:45:47,451 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 04:45:47,452 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 04:45:47,452 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 04:45:47,454 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:45:47,454 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:45:47,454 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:45:47,455 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:45:47,455 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:45:47,456 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:45:47,456 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:45:47,456 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:45:47,458 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:45:47,458 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:45:47,458 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:45:47,458 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:45:47,459 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:45:47,459 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:45:47,459 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:45:47,460 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:45:47,460 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:45:47,460 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:45:47,460 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 04:45:47,461 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:45:47,461 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:45:47,461 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:45:47,462 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:45:47,462 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_d86fb905-6ab1-41cf-8051-c70a3f78072e/bin/utaipan-verify-t7M7D8N6sZ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d86fb905-6ab1-41cf-8051-c70a3f78072e/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dba54f3464e88b90946abdccde2d7a055f54d4b2bf456cd41e3bbaa9f8dc4f14 [2023-11-19 04:45:47,779 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:45:47,812 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:45:47,814 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:45:47,816 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:45:47,816 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:45:47,818 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d86fb905-6ab1-41cf-8051-c70a3f78072e/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-79.i [2023-11-19 04:45:50,979 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:45:51,260 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:45:51,261 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d86fb905-6ab1-41cf-8051-c70a3f78072e/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-79.i [2023-11-19 04:45:51,272 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d86fb905-6ab1-41cf-8051-c70a3f78072e/bin/utaipan-verify-t7M7D8N6sZ/data/e39c19db5/ca4b80e604de40b5ab78297dd9bc9e2d/FLAGef38c101c [2023-11-19 04:45:51,288 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d86fb905-6ab1-41cf-8051-c70a3f78072e/bin/utaipan-verify-t7M7D8N6sZ/data/e39c19db5/ca4b80e604de40b5ab78297dd9bc9e2d [2023-11-19 04:45:51,291 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:45:51,293 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:45:51,297 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:45:51,297 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:45:51,303 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:45:51,304 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:45:51" (1/1) ... [2023-11-19 04:45:51,305 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e85c0ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:45:51, skipping insertion in model container [2023-11-19 04:45:51,305 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:45:51" (1/1) ... [2023-11-19 04:45:51,357 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:45:51,546 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_d86fb905-6ab1-41cf-8051-c70a3f78072e/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-79.i[919,932] [2023-11-19 04:45:51,645 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:45:51,665 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:45:51,682 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_d86fb905-6ab1-41cf-8051-c70a3f78072e/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-79.i[919,932] [2023-11-19 04:45:51,775 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:45:51,796 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:45:51,796 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:45:51 WrapperNode [2023-11-19 04:45:51,796 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:45:51,798 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:45:51,798 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:45:51,799 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:45:51,807 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:45:51" (1/1) ... [2023-11-19 04:45:51,822 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:45:51" (1/1) ... [2023-11-19 04:45:51,907 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 220 [2023-11-19 04:45:51,907 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:45:51,908 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:45:51,909 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:45:51,909 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:45:51,920 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:45:51" (1/1) ... [2023-11-19 04:45:51,920 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:45:51" (1/1) ... [2023-11-19 04:45:51,925 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:45:51" (1/1) ... [2023-11-19 04:45:51,926 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:45:51" (1/1) ... [2023-11-19 04:45:51,945 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:45:51" (1/1) ... [2023-11-19 04:45:51,949 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:45:51" (1/1) ... [2023-11-19 04:45:51,956 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:45:51" (1/1) ... [2023-11-19 04:45:51,960 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:45:51" (1/1) ... [2023-11-19 04:45:51,969 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:45:51,970 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:45:51,970 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:45:51,971 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:45:51,971 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:45:51" (1/1) ... [2023-11-19 04:45:51,979 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:45:51,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d86fb905-6ab1-41cf-8051-c70a3f78072e/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:45:52,018 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d86fb905-6ab1-41cf-8051-c70a3f78072e/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:45:52,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d86fb905-6ab1-41cf-8051-c70a3f78072e/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:45:52,100 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:45:52,101 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:45:52,101 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:45:52,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:45:52,102 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:45:52,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:45:52,228 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:45:52,236 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:45:52,805 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:45:53,146 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:45:53,146 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:45:53,152 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:45:53 BoogieIcfgContainer [2023-11-19 04:45:53,153 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:45:53,155 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:45:53,155 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:45:53,159 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:45:53,159 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:45:51" (1/3) ... [2023-11-19 04:45:53,160 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5750dd54 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:45:53, skipping insertion in model container [2023-11-19 04:45:53,161 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:45:51" (2/3) ... [2023-11-19 04:45:53,161 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5750dd54 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:45:53, skipping insertion in model container [2023-11-19 04:45:53,161 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:45:53" (3/3) ... [2023-11-19 04:45:53,163 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-79.i [2023-11-19 04:45:53,180 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:45:53,180 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 04:45:53,226 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:45:53,232 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;@6ecae93c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:45:53,232 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 04:45:53,237 INFO L276 IsEmpty]: Start isEmpty. Operand has 55 states, 24 states have (on average 1.125) internal successors, (27), 25 states have internal predecessors, (27), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-19 04:45:53,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2023-11-19 04:45:53,251 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:45:53,252 INFO L195 NwaCegarLoop]: trace histogram [28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:45:53,253 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:45:53,258 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:45:53,259 INFO L85 PathProgramCache]: Analyzing trace with hash -1779857739, now seen corresponding path program 1 times [2023-11-19 04:45:53,269 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:45:53,270 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1184654823] [2023-11-19 04:45:53,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:45:53,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:45:53,511 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 04:45:53,516 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [195054544] [2023-11-19 04:45:53,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:45:53,517 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 04:45:53,517 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d86fb905-6ab1-41cf-8051-c70a3f78072e/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:45:53,519 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d86fb905-6ab1-41cf-8051-c70a3f78072e/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 04:45:53,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d86fb905-6ab1-41cf-8051-c70a3f78072e/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 04:45:53,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:45:53,808 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:45:54,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:45:54,236 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 04:45:54,239 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 04:45:54,241 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 04:45:54,257 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d86fb905-6ab1-41cf-8051-c70a3f78072e/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-19 04:45:54,450 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d86fb905-6ab1-41cf-8051-c70a3f78072e/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-19 04:45:54,455 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 04:45:54,459 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 04:45:54,594 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 04:45:54 BoogieIcfgContainer [2023-11-19 04:45:54,594 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 04:45:54,595 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:45:54,595 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:45:54,595 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:45:54,595 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:45:53" (3/4) ... [2023-11-19 04:45:54,598 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 04:45:54,599 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:45:54,603 INFO L158 Benchmark]: Toolchain (without parser) took 3307.41ms. Allocated memory is still 148.9MB. Free memory was 111.2MB in the beginning and 53.9MB in the end (delta: 57.3MB). Peak memory consumption was 59.6MB. Max. memory is 16.1GB. [2023-11-19 04:45:54,604 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 104.9MB. Free memory is still 52.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:45:54,604 INFO L158 Benchmark]: CACSL2BoogieTranslator took 500.26ms. Allocated memory is still 148.9MB. Free memory was 111.2MB in the beginning and 94.9MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 04:45:54,605 INFO L158 Benchmark]: Boogie Procedure Inliner took 109.62ms. Allocated memory is still 148.9MB. Free memory was 94.9MB in the beginning and 89.4MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-19 04:45:54,606 INFO L158 Benchmark]: Boogie Preprocessor took 60.96ms. Allocated memory is still 148.9MB. Free memory was 89.4MB in the beginning and 86.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:45:54,606 INFO L158 Benchmark]: RCFGBuilder took 1182.91ms. Allocated memory is still 148.9MB. Free memory was 86.5MB in the beginning and 112.4MB in the end (delta: -25.9MB). Peak memory consumption was 34.4MB. Max. memory is 16.1GB. [2023-11-19 04:45:54,607 INFO L158 Benchmark]: TraceAbstraction took 1438.65ms. Allocated memory is still 148.9MB. Free memory was 111.5MB in the beginning and 53.9MB in the end (delta: 57.6MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. [2023-11-19 04:45:54,608 INFO L158 Benchmark]: Witness Printer took 4.50ms. Allocated memory is still 148.9MB. Free memory is still 53.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:45:54,611 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 104.9MB. Free memory is still 52.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 500.26ms. Allocated memory is still 148.9MB. Free memory was 111.2MB in the beginning and 94.9MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 109.62ms. Allocated memory is still 148.9MB. Free memory was 94.9MB in the beginning and 89.4MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.96ms. Allocated memory is still 148.9MB. Free memory was 89.4MB in the beginning and 86.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1182.91ms. Allocated memory is still 148.9MB. Free memory was 86.5MB in the beginning and 112.4MB in the end (delta: -25.9MB). Peak memory consumption was 34.4MB. Max. memory is 16.1GB. * TraceAbstraction took 1438.65ms. Allocated memory is still 148.9MB. Free memory was 111.5MB in the beginning and 53.9MB in the end (delta: 57.6MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. * Witness Printer took 4.50ms. Allocated memory is still 148.9MB. Free memory is still 53.9MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 192, overapproximation of shiftRight at line 68, overapproximation of bitwiseOr at line 76, overapproximation of someBinaryArithmeticDOUBLEoperation at line 69, overapproximation of someUnaryDOUBLEoperation at line 115, overapproximation of someBinaryDOUBLEComparisonOperation at line 66. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = 2; [L23] unsigned char var_1_2 = 1; [L24] unsigned char var_1_3 = 0; [L25] unsigned char var_1_7 = 50; [L26] unsigned char var_1_8 = 0; [L27] double var_1_9 = 127.625; [L28] double var_1_10 = 256.8; [L29] double var_1_11 = 0.30000000000000004; [L30] signed long int var_1_12 = -2; [L31] double var_1_13 = 2.475; [L32] double var_1_14 = 25.2; [L33] double var_1_15 = 500.125; [L34] double var_1_16 = 10.75; [L35] double var_1_17 = 255.4; [L36] unsigned char var_1_18 = 1; [L37] unsigned char var_1_19 = 0; [L38] unsigned char var_1_20 = 100; [L39] unsigned char var_1_21 = 128; [L40] unsigned char var_1_22 = 0; [L41] unsigned char var_1_23 = 1; [L42] unsigned char var_1_24 = 8; [L43] unsigned char var_1_25 = 10; [L44] float var_1_26 = 16.8; [L45] unsigned long int var_1_27 = 64; [L46] unsigned long int var_1_28 = 256; [L47] double var_1_32 = 255.5; [L48] signed long int var_1_36 = 4; [L49] double var_1_38 = 63.6; [L50] double var_1_40 = 0.0; [L51] signed short int var_1_42 = 128; [L52] unsigned char var_1_45 = 0; [L53] unsigned char var_1_48 = 0; [L54] float var_1_49 = 256.5; [L55] unsigned long int var_1_50 = 100; [L56] double var_1_51 = 63.5; [L57] unsigned char var_1_52 = 50; [L58] unsigned char last_1_var_1_18 = 1; [L59] unsigned char last_1_var_1_20 = 100; [L196] isInitial = 1 [L197] FCALL initially() [L198] COND TRUE 1 [L199] CALL updateLastVariables() [L188] last_1_var_1_18 = var_1_18 [L189] last_1_var_1_20 = var_1_20 [L199] RET updateLastVariables() [L200] CALL updateVariables() [L140] var_1_2 = __VERIFIER_nondet_uchar() [L141] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=1284/5, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=1284/5, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L142] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=1284/5, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=1284/5, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L143] var_1_3 = __VERIFIER_nondet_uchar() [L144] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=1284/5, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=1284/5, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L145] CALL assume_abort_if_not(var_1_3 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=1284/5, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_3 <= 1) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=1284/5, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L146] var_1_8 = __VERIFIER_nondet_uchar() [L147] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=1284/5, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=1284/5, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L148] CALL assume_abort_if_not(var_1_8 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=1284/5, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_8 <= 254) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=1284/5, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L149] var_1_10 = __VERIFIER_nondet_double() [L150] CALL assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=2, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=2, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L151] var_1_11 = __VERIFIER_nondet_double() [L152] CALL assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=2, var_1_11=3, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=2, var_1_11=3, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L153] var_1_13 = __VERIFIER_nondet_double() [L154] CALL assume_abort_if_not((var_1_13 >= 0.0F && 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_18=1, last_1_var_1_20=100, var_1_10=2, var_1_11=3, var_1_12=-2, var_1_13=4, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not((var_1_13 >= 0.0F && 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_18=1, last_1_var_1_20=100, var_1_10=2, var_1_11=3, var_1_12=-2, var_1_13=4, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L155] var_1_14 = __VERIFIER_nondet_double() [L156] CALL assume_abort_if_not((var_1_14 >= 0.0F && 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_18=1, last_1_var_1_20=100, var_1_10=2, var_1_11=3, var_1_12=-2, var_1_13=4, var_1_14=5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not((var_1_14 >= 0.0F && 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_18=1, last_1_var_1_20=100, var_1_10=2, var_1_11=3, var_1_12=-2, var_1_13=4, var_1_14=5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L157] var_1_15 = __VERIFIER_nondet_double() [L158] CALL assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=2, var_1_11=3, var_1_12=-2, var_1_13=4, var_1_14=5, var_1_15=6, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=2, var_1_11=3, var_1_12=-2, var_1_13=4, var_1_14=5, var_1_15=6, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L159] var_1_16 = __VERIFIER_nondet_double() [L160] CALL assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427387900e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=2, var_1_11=3, var_1_12=-2, var_1_13=4, var_1_14=5, var_1_15=6, var_1_16=7, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427387900e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=2, var_1_11=3, var_1_12=-2, var_1_13=4, var_1_14=5, var_1_15=6, var_1_16=7, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L161] var_1_17 = __VERIFIER_nondet_double() [L162] CALL assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427387900e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=2, var_1_11=3, var_1_12=-2, var_1_13=4, var_1_14=5, var_1_15=6, var_1_16=7, var_1_17=8, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427387900e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=2, var_1_11=3, var_1_12=-2, var_1_13=4, var_1_14=5, var_1_15=6, var_1_16=7, var_1_17=8, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L163] var_1_19 = __VERIFIER_nondet_uchar() [L164] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=2, var_1_11=3, var_1_12=-2, var_1_13=4, var_1_14=5, var_1_15=6, var_1_16=7, var_1_17=8, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=2, var_1_11=3, var_1_12=-2, var_1_13=4, var_1_14=5, var_1_15=6, var_1_16=7, var_1_17=8, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L165] CALL assume_abort_if_not(var_1_19 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=2, var_1_11=3, var_1_12=-2, var_1_13=4, var_1_14=5, var_1_15=6, var_1_16=7, var_1_17=8, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_19 <= 0) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=2, var_1_11=3, var_1_12=-2, var_1_13=4, var_1_14=5, var_1_15=6, var_1_16=7, var_1_17=8, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L166] var_1_21 = __VERIFIER_nondet_uchar() [L167] CALL assume_abort_if_not(var_1_21 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=2, var_1_11=3, var_1_12=-2, var_1_13=4, var_1_14=5, var_1_15=6, var_1_16=7, var_1_17=8, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=254, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_21 >= 127) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=2, var_1_11=3, var_1_12=-2, var_1_13=4, var_1_14=5, var_1_15=6, var_1_16=7, var_1_17=8, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=254, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L168] CALL assume_abort_if_not(var_1_21 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=2, var_1_11=3, var_1_12=-2, var_1_13=4, var_1_14=5, var_1_15=6, var_1_16=7, var_1_17=8, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=254, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_21 <= 254) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=2, var_1_11=3, var_1_12=-2, var_1_13=4, var_1_14=5, var_1_15=6, var_1_16=7, var_1_17=8, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=254, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L169] var_1_22 = __VERIFIER_nondet_uchar() [L170] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=2, var_1_11=3, var_1_12=-2, var_1_13=4, var_1_14=5, var_1_15=6, var_1_16=7, var_1_17=8, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=254, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=2, var_1_11=3, var_1_12=-2, var_1_13=4, var_1_14=5, var_1_15=6, var_1_16=7, var_1_17=8, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=254, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L171] CALL assume_abort_if_not(var_1_22 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=2, var_1_11=3, var_1_12=-2, var_1_13=4, var_1_14=5, var_1_15=6, var_1_16=7, var_1_17=8, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=254, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_22 <= 127) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=2, var_1_11=3, var_1_12=-2, var_1_13=4, var_1_14=5, var_1_15=6, var_1_16=7, var_1_17=8, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=254, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L172] var_1_23 = __VERIFIER_nondet_uchar() [L173] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=2, var_1_11=3, var_1_12=-2, var_1_13=4, var_1_14=5, var_1_15=6, var_1_16=7, var_1_17=8, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=2, var_1_11=3, var_1_12=-2, var_1_13=4, var_1_14=5, var_1_15=6, var_1_16=7, var_1_17=8, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L174] CALL assume_abort_if_not(var_1_23 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=2, var_1_11=3, var_1_12=-2, var_1_13=4, var_1_14=5, var_1_15=6, var_1_16=7, var_1_17=8, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_23 <= 127) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=2, var_1_11=3, var_1_12=-2, var_1_13=4, var_1_14=5, var_1_15=6, var_1_16=7, var_1_17=8, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L175] var_1_24 = __VERIFIER_nondet_uchar() [L176] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=2, var_1_11=3, var_1_12=-2, var_1_13=4, var_1_14=5, var_1_15=6, var_1_16=7, var_1_17=8, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=127, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=2, var_1_11=3, var_1_12=-2, var_1_13=4, var_1_14=5, var_1_15=6, var_1_16=7, var_1_17=8, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=127, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L177] CALL assume_abort_if_not(var_1_24 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=2, var_1_11=3, var_1_12=-2, var_1_13=4, var_1_14=5, var_1_15=6, var_1_16=7, var_1_17=8, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=127, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_24 <= 127) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=2, var_1_11=3, var_1_12=-2, var_1_13=4, var_1_14=5, var_1_15=6, var_1_16=7, var_1_17=8, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=127, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L178] var_1_25 = __VERIFIER_nondet_uchar() [L179] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=2, var_1_11=3, var_1_12=-2, var_1_13=4, var_1_14=5, var_1_15=6, var_1_16=7, var_1_17=8, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=127, var_1_25=127, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=2, var_1_11=3, var_1_12=-2, var_1_13=4, var_1_14=5, var_1_15=6, var_1_16=7, var_1_17=8, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=127, var_1_25=127, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L180] CALL assume_abort_if_not(var_1_25 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=2, var_1_11=3, var_1_12=-2, var_1_13=4, var_1_14=5, var_1_15=6, var_1_16=7, var_1_17=8, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=127, var_1_25=127, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_25 <= 127) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=2, var_1_11=3, var_1_12=-2, var_1_13=4, var_1_14=5, var_1_15=6, var_1_16=7, var_1_17=8, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=127, var_1_25=127, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L181] var_1_40 = __VERIFIER_nondet_double() [L182] CALL assume_abort_if_not((var_1_40 >= 4611686.018427382800e+12F && var_1_40 <= -1.0e-20F) || (var_1_40 <= 9223372.036854765600e+12F && var_1_40 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=2, var_1_11=3, var_1_12=-2, var_1_13=4, var_1_14=5, var_1_15=6, var_1_16=7, var_1_17=8, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=127, var_1_25=127, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=9, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not((var_1_40 >= 4611686.018427382800e+12F && var_1_40 <= -1.0e-20F) || (var_1_40 <= 9223372.036854765600e+12F && var_1_40 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=2, var_1_11=3, var_1_12=-2, var_1_13=4, var_1_14=5, var_1_15=6, var_1_16=7, var_1_17=8, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=127, var_1_25=127, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=9, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L183] var_1_48 = __VERIFIER_nondet_uchar() [L184] CALL assume_abort_if_not(var_1_48 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=2, var_1_11=3, var_1_12=-2, var_1_13=4, var_1_14=5, var_1_15=6, var_1_16=7, var_1_17=8, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=127, var_1_25=127, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=9, var_1_42=128, var_1_45=0, var_1_48=1, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_48 >= 1) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=2, var_1_11=3, var_1_12=-2, var_1_13=4, var_1_14=5, var_1_15=6, var_1_16=7, var_1_17=8, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=127, var_1_25=127, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=9, var_1_42=128, var_1_45=0, var_1_48=1, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L185] CALL assume_abort_if_not(var_1_48 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=2, var_1_11=3, var_1_12=-2, var_1_13=4, var_1_14=5, var_1_15=6, var_1_16=7, var_1_17=8, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=127, var_1_25=127, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=9, var_1_42=128, var_1_45=0, var_1_48=1, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_48 <= 1) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=2, var_1_11=3, var_1_12=-2, var_1_13=4, var_1_14=5, var_1_15=6, var_1_16=7, var_1_17=8, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=127, var_1_25=127, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=9, var_1_42=128, var_1_45=0, var_1_48=1, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L200] RET updateVariables() [L201] CALL step() [L63] COND FALSE !((var_1_21 - var_1_22) <= var_1_25) [L66] var_1_32 = ((((((((var_1_16) < (var_1_16)) ? (var_1_16) : (var_1_16)))) > (var_1_10)) ? (((((var_1_16) < (var_1_16)) ? (var_1_16) : (var_1_16)))) : (var_1_10))) [L67] var_1_36 = (((((var_1_7) > (((((var_1_8) < 0 ) ? -(var_1_8) : (var_1_8))))) ? (var_1_7) : (((((var_1_8) < 0 ) ? -(var_1_8) : (var_1_8)))))) + var_1_7) [L68] EXPR -10 >> var_1_23 [L68] COND TRUE 256 > (-10 >> var_1_23) [L69] var_1_38 = (var_1_16 - (((((var_1_40 - 128.375)) < (var_1_16)) ? ((var_1_40 - 128.375)) : (var_1_16)))) [L73] COND TRUE ! (var_1_17 >= (var_1_16 - var_1_40)) [L74] var_1_42 = (((((var_1_7 - 256)) < (var_1_20)) ? ((var_1_7 - 256)) : (var_1_20))) [L76] EXPR (var_1_8 * var_1_23) | var_1_7 [L76] COND FALSE !(((var_1_8 * var_1_23) | var_1_7) <= (var_1_20 + 8u)) [L83] COND FALSE !(0.83f > var_1_11) [L88] var_1_49 = var_1_11 [L90] var_1_50 = var_1_7 [L91] var_1_51 = var_1_16 [L92] var_1_52 = var_1_8 [L93] signed long int stepLocal_1 = last_1_var_1_20; [L94] unsigned char stepLocal_0 = last_1_var_1_18; [L95] COND TRUE stepLocal_0 && last_1_var_1_18 [L96] COND FALSE !(((((last_1_var_1_20) < ((last_1_var_1_20 * last_1_var_1_20))) ? (last_1_var_1_20) : ((last_1_var_1_20 * last_1_var_1_20)))) > stepLocal_1) [L99] var_1_7 = var_1_8 [L104] COND FALSE !(\read(var_1_3)) [L109] var_1_26 = var_1_16 [L110] var_1_27 = 10u [L111] unsigned long int stepLocal_2 = var_1_27; [L112] COND FALSE !(stepLocal_2 != (var_1_8 + var_1_7)) [L115] var_1_9 = ((((var_1_11) < (((((var_1_10) < 0 ) ? -(var_1_10) : (var_1_10))))) ? (var_1_11) : (((((var_1_10) < 0 ) ? -(var_1_10) : (var_1_10)))))) [L117] COND TRUE var_1_8 >= var_1_7 [L118] COND TRUE var_1_15 >= var_1_26 [L119] var_1_20 = (var_1_21 - ((((((((var_1_22) < (var_1_23)) ? (var_1_22) : (var_1_23)))) > (((((var_1_24) < (var_1_25)) ? (var_1_24) : (var_1_25))))) ? (((((var_1_22) < (var_1_23)) ? (var_1_22) : (var_1_23)))) : (((((var_1_24) < (var_1_25)) ? (var_1_24) : (var_1_25))))))) [L126] COND TRUE \read(var_1_18) [L127] COND FALSE !(! var_1_18) [L130] var_1_1 = (var_1_20 - var_1_20) [L135] COND FALSE !((var_1_13 - var_1_14) >= (var_1_15 - (var_1_16 + var_1_17))) [L201] RET step() [L202] CALL, EXPR property() [L192-L193] return (((((((var_1_18 ? ((! var_1_18) ? (var_1_1 == ((signed short int) (var_1_7 + 5))) : (var_1_1 == ((signed short int) (var_1_20 - var_1_20)))) : (var_1_1 == ((signed short int) var_1_20))) && ((last_1_var_1_18 && last_1_var_1_18) ? ((((((last_1_var_1_20) < ((last_1_var_1_20 * last_1_var_1_20))) ? (last_1_var_1_20) : ((last_1_var_1_20 * last_1_var_1_20)))) > last_1_var_1_20) ? (var_1_7 == ((unsigned char) var_1_8)) : (var_1_7 == ((unsigned char) var_1_8))) : (var_1_7 == ((unsigned char) var_1_8)))) && ((var_1_27 != (var_1_8 + var_1_7)) ? (var_1_9 == ((double) ((((var_1_10) < (((((var_1_11) < (32.6)) ? (var_1_11) : (32.6))))) ? (var_1_10) : (((((var_1_11) < (32.6)) ? (var_1_11) : (32.6)))))))) : (var_1_9 == ((double) ((((var_1_11) < (((((var_1_10) < 0 ) ? -(var_1_10) : (var_1_10))))) ? (var_1_11) : (((((var_1_10) < 0 ) ? -(var_1_10) : (var_1_10)))))))))) && (((var_1_13 - var_1_14) >= (var_1_15 - (var_1_16 + var_1_17))) ? (var_1_12 == ((signed long int) (var_1_20 + var_1_20))) : 1)) && (var_1_3 ? (var_1_2 ? (var_1_18 == ((unsigned char) (! var_1_19))) : 1) : 1)) && ((var_1_8 >= var_1_7) ? ((var_1_15 >= var_1_26) ? (var_1_20 == ((unsigned char) (var_1_21 - ((((((((var_1_22) < (var_1_23)) ? (var_1_22) : (var_1_23)))) > (((((var_1_24) < (var_1_25)) ? (var_1_24) : (var_1_25))))) ? (((((var_1_22) < (var_1_23)) ? (var_1_22) : (var_1_23)))) : (((((var_1_24) < (var_1_25)) ? (var_1_24) : (var_1_25))))))))) : (var_1_20 == ((unsigned char) var_1_24))) : (var_1_20 == ((unsigned char) var_1_22)))) && (var_1_26 == ((float) var_1_16))) && (var_1_27 == ((unsigned long int) 10u)) ; [L202] RET, EXPR property() [L202] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=2, var_1_11=3, var_1_12=-2, var_1_13=4, var_1_14=5, var_1_15=6, var_1_16=7, var_1_17=8, var_1_18=1, var_1_19=0, var_1_1=0, var_1_20=127, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=127, var_1_25=127, var_1_26=7, var_1_27=10, var_1_28=256, var_1_2=0, var_1_32=7, var_1_36=100, var_1_38=0, var_1_3=0, var_1_40=9, var_1_42=-206, var_1_45=0, var_1_48=1, var_1_49=3, var_1_50=50, var_1_51=7, var_1_52=5, var_1_7=5, var_1_8=5, var_1_9=3] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=2, var_1_11=3, var_1_12=-2, var_1_13=4, var_1_14=5, var_1_15=6, var_1_16=7, var_1_17=8, var_1_18=1, var_1_19=0, var_1_1=0, var_1_20=127, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=127, var_1_25=127, var_1_26=7, var_1_27=10, var_1_28=256, var_1_2=0, var_1_32=7, var_1_36=100, var_1_38=0, var_1_3=0, var_1_40=9, var_1_42=-206, var_1_45=0, var_1_48=1, var_1_49=3, var_1_50=50, var_1_51=7, var_1_52=5, var_1_7=5, var_1_8=5, var_1_9=3] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 55 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 1, TraceHistogramMax: 28, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=55occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 106 NumberOfCodeBlocks, 106 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 04:45:54,707 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d86fb905-6ab1-41cf-8051-c70a3f78072e/bin/utaipan-verify-t7M7D8N6sZ/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_d86fb905-6ab1-41cf-8051-c70a3f78072e/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d86fb905-6ab1-41cf-8051-c70a3f78072e/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d86fb905-6ab1-41cf-8051-c70a3f78072e/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d86fb905-6ab1-41cf-8051-c70a3f78072e/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-79.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d86fb905-6ab1-41cf-8051-c70a3f78072e/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d86fb905-6ab1-41cf-8051-c70a3f78072e/bin/utaipan-verify-t7M7D8N6sZ --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash dba54f3464e88b90946abdccde2d7a055f54d4b2bf456cd41e3bbaa9f8dc4f14 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:45:57,547 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:45:57,690 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d86fb905-6ab1-41cf-8051-c70a3f78072e/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 04:45:57,699 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:45:57,700 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:45:57,732 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:45:57,733 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:45:57,734 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:45:57,735 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:45:57,735 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:45:57,736 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:45:57,737 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:45:57,737 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:45:57,738 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:45:57,738 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:45:57,739 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:45:57,740 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:45:57,740 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:45:57,741 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:45:57,741 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:45:57,742 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:45:57,744 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:45:57,744 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:45:57,744 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:45:57,745 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:45:57,745 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:45:57,746 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:45:57,746 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:45:57,746 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:45:57,747 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:45:57,748 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:45:57,749 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 04:45:57,749 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:45:57,749 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:45:57,750 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:45:57,750 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:45:57,750 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:45:57,750 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:45:57,751 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:45:57,752 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:45:57,752 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:45:57,752 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:45:57,753 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_d86fb905-6ab1-41cf-8051-c70a3f78072e/bin/utaipan-verify-t7M7D8N6sZ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d86fb905-6ab1-41cf-8051-c70a3f78072e/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dba54f3464e88b90946abdccde2d7a055f54d4b2bf456cd41e3bbaa9f8dc4f14 [2023-11-19 04:45:58,267 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:45:58,303 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:45:58,306 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:45:58,307 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:45:58,308 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:45:58,310 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d86fb905-6ab1-41cf-8051-c70a3f78072e/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-79.i [2023-11-19 04:46:01,505 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:46:01,827 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:46:01,828 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d86fb905-6ab1-41cf-8051-c70a3f78072e/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-79.i [2023-11-19 04:46:01,841 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d86fb905-6ab1-41cf-8051-c70a3f78072e/bin/utaipan-verify-t7M7D8N6sZ/data/1fd44a662/bf1cc956dfd94997b85f52a8868b0ea8/FLAG188405a80 [2023-11-19 04:46:01,854 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d86fb905-6ab1-41cf-8051-c70a3f78072e/bin/utaipan-verify-t7M7D8N6sZ/data/1fd44a662/bf1cc956dfd94997b85f52a8868b0ea8 [2023-11-19 04:46:01,857 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:46:01,858 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:46:01,860 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:46:01,860 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:46:01,865 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:46:01,866 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:46:01" (1/1) ... [2023-11-19 04:46:01,867 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36aca29e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:46:01, skipping insertion in model container [2023-11-19 04:46:01,867 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:46:01" (1/1) ... [2023-11-19 04:46:01,903 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:46:02,097 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_d86fb905-6ab1-41cf-8051-c70a3f78072e/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-79.i[919,932] [2023-11-19 04:46:02,224 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:46:02,255 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:46:02,274 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_d86fb905-6ab1-41cf-8051-c70a3f78072e/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-79.i[919,932] [2023-11-19 04:46:02,354 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:46:02,378 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:46:02,379 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:46:02 WrapperNode [2023-11-19 04:46:02,379 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:46:02,380 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:46:02,380 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:46:02,380 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:46:02,388 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:46:02" (1/1) ... [2023-11-19 04:46:02,406 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:46:02" (1/1) ... [2023-11-19 04:46:02,461 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 204 [2023-11-19 04:46:02,461 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:46:02,462 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:46:02,462 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:46:02,462 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:46:02,473 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:46:02" (1/1) ... [2023-11-19 04:46:02,473 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:46:02" (1/1) ... [2023-11-19 04:46:02,479 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:46:02" (1/1) ... [2023-11-19 04:46:02,479 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:46:02" (1/1) ... [2023-11-19 04:46:02,494 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:46:02" (1/1) ... [2023-11-19 04:46:02,512 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:46:02" (1/1) ... [2023-11-19 04:46:02,516 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:46:02" (1/1) ... [2023-11-19 04:46:02,518 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:46:02" (1/1) ... [2023-11-19 04:46:02,524 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:46:02,525 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:46:02,525 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:46:02,525 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:46:02,526 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:46:02" (1/1) ... [2023-11-19 04:46:02,533 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:46:02,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d86fb905-6ab1-41cf-8051-c70a3f78072e/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:46:02,566 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d86fb905-6ab1-41cf-8051-c70a3f78072e/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:46:02,600 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d86fb905-6ab1-41cf-8051-c70a3f78072e/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:46:02,618 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:46:02,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:46:02,619 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:46:02,619 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:46:02,619 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:46:02,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:46:02,776 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:46:02,779 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:46:10,415 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:46:10,434 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:46:10,434 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:46:10,439 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:46:10 BoogieIcfgContainer [2023-11-19 04:46:10,439 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:46:10,441 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:46:10,442 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:46:10,445 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:46:10,445 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:46:01" (1/3) ... [2023-11-19 04:46:10,446 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fe64ed6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:46:10, skipping insertion in model container [2023-11-19 04:46:10,446 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:46:02" (2/3) ... [2023-11-19 04:46:10,447 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fe64ed6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:46:10, skipping insertion in model container [2023-11-19 04:46:10,447 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:46:10" (3/3) ... [2023-11-19 04:46:10,450 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-79.i [2023-11-19 04:46:10,470 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:46:10,471 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 04:46:10,537 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:46:10,565 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;@709bb674, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:46:10,566 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 04:46:10,573 INFO L276 IsEmpty]: Start isEmpty. Operand has 85 states, 54 states have (on average 1.4074074074074074) internal successors, (76), 55 states have internal predecessors, (76), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-19 04:46:10,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-19 04:46:10,599 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:46:10,601 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:46:10,607 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:46:10,616 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:46:10,617 INFO L85 PathProgramCache]: Analyzing trace with hash 174941844, now seen corresponding path program 1 times [2023-11-19 04:46:10,636 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:46:10,636 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1883930534] [2023-11-19 04:46:10,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:46:10,637 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:46:10,637 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d86fb905-6ab1-41cf-8051-c70a3f78072e/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:46:10,644 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d86fb905-6ab1-41cf-8051-c70a3f78072e/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 04:46:10,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d86fb905-6ab1-41cf-8051-c70a3f78072e/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-19 04:46:11,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:46:11,543 INFO L262 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:46:11,558 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:46:11,628 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 758 proven. 0 refuted. 0 times theorem prover too weak. 754 trivial. 0 not checked. [2023-11-19 04:46:11,641 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:46:11,642 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:46:11,642 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1883930534] [2023-11-19 04:46:11,643 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1883930534] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:46:11,643 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:46:11,644 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 04:46:11,645 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [618881686] [2023-11-19 04:46:11,646 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:46:11,652 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 04:46:11,653 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:46:11,691 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 04:46:11,692 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 04:46:11,694 INFO L87 Difference]: Start difference. First operand has 85 states, 54 states have (on average 1.4074074074074074) internal successors, (76), 55 states have internal predecessors, (76), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-19 04:46:11,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:46:11,731 INFO L93 Difference]: Finished difference Result 163 states and 286 transitions. [2023-11-19 04:46:11,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 04:46:11,741 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 181 [2023-11-19 04:46:11,742 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:46:11,750 INFO L225 Difference]: With dead ends: 163 [2023-11-19 04:46:11,751 INFO L226 Difference]: Without dead ends: 81 [2023-11-19 04:46:11,755 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 180 GetRequests, 180 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 04:46:11,759 INFO L413 NwaCegarLoop]: 124 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 124 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 04:46:11,760 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 124 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 04:46:11,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2023-11-19 04:46:11,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2023-11-19 04:46:11,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 51 states have (on average 1.3333333333333333) internal successors, (68), 51 states have internal predecessors, (68), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-19 04:46:11,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 124 transitions. [2023-11-19 04:46:11,810 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 124 transitions. Word has length 181 [2023-11-19 04:46:11,811 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:46:11,811 INFO L495 AbstractCegarLoop]: Abstraction has 81 states and 124 transitions. [2023-11-19 04:46:11,811 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-19 04:46:11,812 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 124 transitions. [2023-11-19 04:46:11,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-19 04:46:11,817 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:46:11,817 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:46:11,838 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d86fb905-6ab1-41cf-8051-c70a3f78072e/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2023-11-19 04:46:12,032 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d86fb905-6ab1-41cf-8051-c70a3f78072e/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:46:12,033 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:46:12,033 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:46:12,034 INFO L85 PathProgramCache]: Analyzing trace with hash -374585052, now seen corresponding path program 1 times [2023-11-19 04:46:12,035 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:46:12,035 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [939702977] [2023-11-19 04:46:12,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:46:12,035 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:46:12,036 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d86fb905-6ab1-41cf-8051-c70a3f78072e/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:46:12,037 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d86fb905-6ab1-41cf-8051-c70a3f78072e/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 04:46:12,072 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d86fb905-6ab1-41cf-8051-c70a3f78072e/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-19 04:46:12,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:46:12,938 INFO L262 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:46:12,960 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:46:14,302 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-19 04:46:14,302 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:46:14,303 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:46:14,303 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [939702977] [2023-11-19 04:46:14,303 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [939702977] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:46:14,304 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:46:14,304 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 04:46:14,304 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1029750570] [2023-11-19 04:46:14,305 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:46:14,306 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-19 04:46:14,307 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:46:14,308 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-19 04:46:14,308 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-19 04:46:14,309 INFO L87 Difference]: Start difference. First operand 81 states and 124 transitions. Second operand has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-19 04:46:17,188 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:46:19,190 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:46:21,194 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:46:23,198 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:46:25,455 WARN L539 Checker$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 [] [2023-11-19 04:46:25,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:46:25,456 INFO L93 Difference]: Finished difference Result 251 states and 386 transitions. [2023-11-19 04:46:25,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-19 04:46:25,484 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 181 [2023-11-19 04:46:25,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:46:25,489 INFO L225 Difference]: With dead ends: 251 [2023-11-19 04:46:25,489 INFO L226 Difference]: Without dead ends: 173 [2023-11-19 04:46:25,491 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 177 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2023-11-19 04:46:25,492 INFO L413 NwaCegarLoop]: 119 mSDtfsCounter, 145 mSDsluCounter, 273 mSDsCounter, 0 mSdLazyCounter, 74 mSolverCounterSat, 59 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 145 SdHoareTripleChecker+Valid, 392 SdHoareTripleChecker+Invalid, 138 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 74 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.0s IncrementalHoareTripleChecker+Time [2023-11-19 04:46:25,493 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [145 Valid, 392 Invalid, 138 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 74 Invalid, 5 Unknown, 0 Unchecked, 11.0s Time] [2023-11-19 04:46:25,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2023-11-19 04:46:25,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 157. [2023-11-19 04:46:25,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 157 states, 98 states have (on average 1.316326530612245) internal successors, (129), 98 states have internal predecessors, (129), 56 states have call successors, (56), 2 states have call predecessors, (56), 2 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2023-11-19 04:46:25,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 241 transitions. [2023-11-19 04:46:25,539 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 241 transitions. Word has length 181 [2023-11-19 04:46:25,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:46:25,541 INFO L495 AbstractCegarLoop]: Abstraction has 157 states and 241 transitions. [2023-11-19 04:46:25,541 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-19 04:46:25,541 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 241 transitions. [2023-11-19 04:46:25,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-11-19 04:46:25,545 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:46:25,546 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:46:25,569 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d86fb905-6ab1-41cf-8051-c70a3f78072e/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-19 04:46:25,760 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d86fb905-6ab1-41cf-8051-c70a3f78072e/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:46:25,760 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:46:25,761 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:46:25,761 INFO L85 PathProgramCache]: Analyzing trace with hash -1442736761, now seen corresponding path program 1 times [2023-11-19 04:46:25,762 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:46:25,762 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1045986046] [2023-11-19 04:46:25,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:46:25,762 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:46:25,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d86fb905-6ab1-41cf-8051-c70a3f78072e/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:46:25,764 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d86fb905-6ab1-41cf-8051-c70a3f78072e/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 04:46:25,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d86fb905-6ab1-41cf-8051-c70a3f78072e/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-19 04:46:26,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:46:26,532 INFO L262 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:46:26,541 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:46:27,904 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-19 04:46:27,904 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:46:27,905 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:46:27,905 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1045986046] [2023-11-19 04:46:27,905 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1045986046] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:46:27,905 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:46:27,906 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 04:46:27,906 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1374668510] [2023-11-19 04:46:27,906 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:46:27,907 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-19 04:46:27,908 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:46:27,909 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-19 04:46:27,909 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-19 04:46:27,909 INFO L87 Difference]: Start difference. First operand 157 states and 241 transitions. Second operand has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-19 04:46:31,135 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:46:33,243 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:46:35,245 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:46:37,708 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:46:39,820 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:46:41,823 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:46:41,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:46:41,824 INFO L93 Difference]: Finished difference Result 402 states and 617 transitions. [2023-11-19 04:46:41,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-19 04:46:41,858 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 183 [2023-11-19 04:46:41,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:46:41,864 INFO L225 Difference]: With dead ends: 402 [2023-11-19 04:46:41,864 INFO L226 Difference]: Without dead ends: 248 [2023-11-19 04:46:41,867 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 179 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2023-11-19 04:46:41,873 INFO L413 NwaCegarLoop]: 116 mSDtfsCounter, 82 mSDsluCounter, 281 mSDsCounter, 0 mSdLazyCounter, 90 mSolverCounterSat, 57 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 82 SdHoareTripleChecker+Valid, 397 SdHoareTripleChecker+Invalid, 153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 90 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.8s IncrementalHoareTripleChecker+Time [2023-11-19 04:46:41,874 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [82 Valid, 397 Invalid, 153 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 90 Invalid, 6 Unknown, 0 Unchecked, 13.8s Time] [2023-11-19 04:46:41,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 248 states. [2023-11-19 04:46:41,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 248 to 220. [2023-11-19 04:46:41,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 220 states, 132 states have (on average 1.2803030303030303) internal successors, (169), 132 states have internal predecessors, (169), 84 states have call successors, (84), 3 states have call predecessors, (84), 3 states have return successors, (84), 84 states have call predecessors, (84), 84 states have call successors, (84) [2023-11-19 04:46:41,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 337 transitions. [2023-11-19 04:46:41,967 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 337 transitions. Word has length 183 [2023-11-19 04:46:41,968 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:46:41,969 INFO L495 AbstractCegarLoop]: Abstraction has 220 states and 337 transitions. [2023-11-19 04:46:41,969 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-19 04:46:41,969 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 337 transitions. [2023-11-19 04:46:41,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-11-19 04:46:41,973 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:46:41,974 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:46:41,992 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d86fb905-6ab1-41cf-8051-c70a3f78072e/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-19 04:46:42,174 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d86fb905-6ab1-41cf-8051-c70a3f78072e/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:46:42,174 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:46:42,175 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:46:42,175 INFO L85 PathProgramCache]: Analyzing trace with hash -1184571323, now seen corresponding path program 1 times [2023-11-19 04:46:42,176 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:46:42,176 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1477527663] [2023-11-19 04:46:42,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:46:42,176 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:46:42,176 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d86fb905-6ab1-41cf-8051-c70a3f78072e/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:46:42,183 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d86fb905-6ab1-41cf-8051-c70a3f78072e/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 04:46:42,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d86fb905-6ab1-41cf-8051-c70a3f78072e/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-19 04:46:43,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:46:43,037 INFO L262 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:46:43,043 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:46:43,103 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-19 04:46:43,103 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:46:43,103 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:46:43,103 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1477527663] [2023-11-19 04:46:43,104 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1477527663] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:46:43,104 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:46:43,104 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 04:46:43,104 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1806906614] [2023-11-19 04:46:43,104 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:46:43,105 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 04:46:43,106 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:46:43,107 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 04:46:43,112 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 04:46:43,113 INFO L87 Difference]: Start difference. First operand 220 states and 337 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-19 04:46:45,578 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:46:45,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:46:45,637 INFO L93 Difference]: Finished difference Result 382 states and 581 transitions. [2023-11-19 04:46:45,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 04:46:45,638 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 183 [2023-11-19 04:46:45,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:46:45,642 INFO L225 Difference]: With dead ends: 382 [2023-11-19 04:46:45,642 INFO L226 Difference]: Without dead ends: 228 [2023-11-19 04:46:45,651 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 181 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 04:46:45,655 INFO L413 NwaCegarLoop]: 133 mSDtfsCounter, 33 mSDsluCounter, 89 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 33 SdHoareTripleChecker+Valid, 222 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2023-11-19 04:46:45,658 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [33 Valid, 222 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 14 Invalid, 1 Unknown, 0 Unchecked, 2.5s Time] [2023-11-19 04:46:45,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228 states. [2023-11-19 04:46:45,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228 to 228. [2023-11-19 04:46:45,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 228 states, 138 states have (on average 1.2536231884057971) internal successors, (173), 138 states have internal predecessors, (173), 84 states have call successors, (84), 5 states have call predecessors, (84), 5 states have return successors, (84), 84 states have call predecessors, (84), 84 states have call successors, (84) [2023-11-19 04:46:45,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 341 transitions. [2023-11-19 04:46:45,720 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 341 transitions. Word has length 183 [2023-11-19 04:46:45,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:46:45,724 INFO L495 AbstractCegarLoop]: Abstraction has 228 states and 341 transitions. [2023-11-19 04:46:45,725 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-19 04:46:45,725 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 341 transitions. [2023-11-19 04:46:45,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-11-19 04:46:45,731 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:46:45,732 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:46:45,762 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d86fb905-6ab1-41cf-8051-c70a3f78072e/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2023-11-19 04:46:45,961 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d86fb905-6ab1-41cf-8051-c70a3f78072e/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:46:45,961 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:46:45,961 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:46:45,962 INFO L85 PathProgramCache]: Analyzing trace with hash -448720888, now seen corresponding path program 1 times [2023-11-19 04:46:45,962 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:46:45,962 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1167153810] [2023-11-19 04:46:45,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:46:45,963 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:46:45,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d86fb905-6ab1-41cf-8051-c70a3f78072e/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:46:45,965 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d86fb905-6ab1-41cf-8051-c70a3f78072e/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 04:46:45,968 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d86fb905-6ab1-41cf-8051-c70a3f78072e/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-11-19 04:46:46,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:46:46,795 INFO L262 TraceCheckSpWp]: Trace formula consists of 310 conjuncts, 27 conjunts are in the unsatisfiable core [2023-11-19 04:46:46,805 INFO L285 TraceCheckSpWp]: Computing forward predicates...