./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-62.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbe25eb-76a0-44c8-8b8b-548814602fec/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbe25eb-76a0-44c8-8b8b-548814602fec/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbe25eb-76a0-44c8-8b8b-548814602fec/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbe25eb-76a0-44c8-8b8b-548814602fec/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-62.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbe25eb-76a0-44c8-8b8b-548814602fec/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbe25eb-76a0-44c8-8b8b-548814602fec/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 898d5ec73e5c3c04d61da6c8734a452d0bd7fbe525cd14933afc15d02bcc3c25 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:28:05,051 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:28:05,121 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbe25eb-76a0-44c8-8b8b-548814602fec/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 21:28:05,127 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:28:05,128 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:28:05,152 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:28:05,153 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:28:05,154 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:28:05,155 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:28:05,155 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:28:05,156 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:28:05,157 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:28:05,157 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:28:05,158 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:28:05,159 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:28:05,159 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:28:05,160 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:28:05,160 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:28:05,161 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:28:05,162 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:28:05,162 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:28:05,170 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:28:05,171 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:28:05,172 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:28:05,172 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:28:05,173 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:28:05,173 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:28:05,174 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:28:05,174 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:28:05,175 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:28:05,175 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:28:05,176 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:28:05,176 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:28:05,177 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:28:05,177 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:28:05,178 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:28:05,178 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:28:05,179 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:28:05,179 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:28:05,180 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:28:05,180 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:28:05,184 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:28:05,185 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:28:05,185 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:28:05,185 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:28:05,186 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:28:05,186 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:28:05,186 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_2bbe25eb-76a0-44c8-8b8b-548814602fec/bin/utaipan-verify-mE87zJ7Ire/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbe25eb-76a0-44c8-8b8b-548814602fec/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 898d5ec73e5c3c04d61da6c8734a452d0bd7fbe525cd14933afc15d02bcc3c25 [2023-11-23 21:28:05,458 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:28:05,488 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:28:05,491 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:28:05,492 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:28:05,494 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:28:05,495 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbe25eb-76a0-44c8-8b8b-548814602fec/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-62.i [2023-11-23 21:28:08,651 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:28:08,965 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:28:08,966 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbe25eb-76a0-44c8-8b8b-548814602fec/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-62.i [2023-11-23 21:28:08,988 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbe25eb-76a0-44c8-8b8b-548814602fec/bin/utaipan-verify-mE87zJ7Ire/data/df6091fa5/a4870dc9ee3847019d3ffa39d87e1263/FLAGbda72f6f5 [2023-11-23 21:28:09,007 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbe25eb-76a0-44c8-8b8b-548814602fec/bin/utaipan-verify-mE87zJ7Ire/data/df6091fa5/a4870dc9ee3847019d3ffa39d87e1263 [2023-11-23 21:28:09,013 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:28:09,015 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:28:09,018 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:28:09,018 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:28:09,024 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:28:09,028 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:28:09" (1/1) ... [2023-11-23 21:28:09,029 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38b485af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:09, skipping insertion in model container [2023-11-23 21:28:09,030 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:28:09" (1/1) ... [2023-11-23 21:28:09,087 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:28:09,266 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_2bbe25eb-76a0-44c8-8b8b-548814602fec/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-62.i[919,932] [2023-11-23 21:28:09,349 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:28:09,364 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:28:09,379 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_2bbe25eb-76a0-44c8-8b8b-548814602fec/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-62.i[919,932] [2023-11-23 21:28:09,427 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:28:09,446 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:28:09,447 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:09 WrapperNode [2023-11-23 21:28:09,447 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:28:09,448 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:28:09,449 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:28:09,449 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:28:09,457 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:09" (1/1) ... [2023-11-23 21:28:09,482 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:09" (1/1) ... [2023-11-23 21:28:09,531 INFO L138 Inliner]: procedures = 26, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 223 [2023-11-23 21:28:09,531 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:28:09,532 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:28:09,532 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:28:09,533 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:28:09,547 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:09" (1/1) ... [2023-11-23 21:28:09,547 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:09" (1/1) ... [2023-11-23 21:28:09,555 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:09" (1/1) ... [2023-11-23 21:28:09,556 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:09" (1/1) ... [2023-11-23 21:28:09,585 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:09" (1/1) ... [2023-11-23 21:28:09,590 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:09" (1/1) ... [2023-11-23 21:28:09,598 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:09" (1/1) ... [2023-11-23 21:28:09,604 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:09" (1/1) ... [2023-11-23 21:28:09,613 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:28:09,618 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:28:09,620 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:28:09,620 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:28:09,621 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:09" (1/1) ... [2023-11-23 21:28:09,633 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:28:09,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbe25eb-76a0-44c8-8b8b-548814602fec/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:28:09,665 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbe25eb-76a0-44c8-8b8b-548814602fec/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:28:09,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbe25eb-76a0-44c8-8b8b-548814602fec/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:28:09,719 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:28:09,719 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:28:09,719 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:28:09,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:28:09,722 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:28:09,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:28:09,870 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:28:09,873 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:28:10,431 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:28:10,819 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:28:10,820 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:28:10,822 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:28:10 BoogieIcfgContainer [2023-11-23 21:28:10,822 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:28:10,826 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:28:10,827 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:28:10,830 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:28:10,831 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:28:09" (1/3) ... [2023-11-23 21:28:10,832 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40a5f4dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:28:10, skipping insertion in model container [2023-11-23 21:28:10,832 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:09" (2/3) ... [2023-11-23 21:28:10,832 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40a5f4dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:28:10, skipping insertion in model container [2023-11-23 21:28:10,833 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:28:10" (3/3) ... [2023-11-23 21:28:10,834 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-62.i [2023-11-23 21:28:10,854 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:28:10,855 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:28:10,920 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:28:10,928 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;@1450fe2f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:28:10,929 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:28:10,934 INFO L276 IsEmpty]: Start isEmpty. Operand has 54 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 23 states have internal predecessors, (25), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-23 21:28:10,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2023-11-23 21:28:10,951 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:28:10,952 INFO L195 NwaCegarLoop]: trace histogram [29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:28:10,952 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:28:10,960 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:28:10,961 INFO L85 PathProgramCache]: Analyzing trace with hash -1083658219, now seen corresponding path program 1 times [2023-11-23 21:28:10,971 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:28:10,972 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [382158897] [2023-11-23 21:28:10,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:28:10,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:28:11,268 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 21:28:11,269 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [136164491] [2023-11-23 21:28:11,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:28:11,274 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:28:11,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbe25eb-76a0-44c8-8b8b-548814602fec/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:28:11,279 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbe25eb-76a0-44c8-8b8b-548814602fec/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:28:11,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbe25eb-76a0-44c8-8b8b-548814602fec/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 21:28:11,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:28:11,618 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:28:11,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:28:11,834 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 21:28:11,836 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 21:28:11,838 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:28:11,855 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbe25eb-76a0-44c8-8b8b-548814602fec/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:28:12,048 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbe25eb-76a0-44c8-8b8b-548814602fec/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-23 21:28:12,052 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 21:28:12,056 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:28:12,222 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:28:12 BoogieIcfgContainer [2023-11-23 21:28:12,223 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:28:12,223 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:28:12,223 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:28:12,224 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:28:12,224 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:28:10" (3/4) ... [2023-11-23 21:28:12,226 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:28:12,227 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:28:12,228 INFO L158 Benchmark]: Toolchain (without parser) took 3212.77ms. Allocated memory is still 172.0MB. Free memory was 128.4MB in the beginning and 98.6MB in the end (delta: 29.8MB). Peak memory consumption was 32.5MB. Max. memory is 16.1GB. [2023-11-23 21:28:12,228 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 121.6MB. Free memory is still 63.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:28:12,229 INFO L158 Benchmark]: CACSL2BoogieTranslator took 429.46ms. Allocated memory is still 172.0MB. Free memory was 128.0MB in the beginning and 112.9MB in the end (delta: 15.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-23 21:28:12,230 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.11ms. Allocated memory is still 172.0MB. Free memory was 112.9MB in the beginning and 109.1MB in the end (delta: 3.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:28:12,230 INFO L158 Benchmark]: Boogie Preprocessor took 80.77ms. Allocated memory is still 172.0MB. Free memory was 109.1MB in the beginning and 106.6MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 21:28:12,231 INFO L158 Benchmark]: RCFGBuilder took 1203.49ms. Allocated memory is still 172.0MB. Free memory was 106.6MB in the beginning and 92.1MB in the end (delta: 14.5MB). Peak memory consumption was 21.2MB. Max. memory is 16.1GB. [2023-11-23 21:28:12,232 INFO L158 Benchmark]: TraceAbstraction took 1396.34ms. Allocated memory is still 172.0MB. Free memory was 91.4MB in the beginning and 99.6MB in the end (delta: -8.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:28:12,232 INFO L158 Benchmark]: Witness Printer took 4.03ms. Allocated memory is still 172.0MB. Free memory was 99.6MB in the beginning and 98.6MB in the end (delta: 985.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:28:12,239 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 121.6MB. Free memory is still 63.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 429.46ms. Allocated memory is still 172.0MB. Free memory was 128.0MB in the beginning and 112.9MB in the end (delta: 15.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.11ms. Allocated memory is still 172.0MB. Free memory was 112.9MB in the beginning and 109.1MB in the end (delta: 3.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 80.77ms. Allocated memory is still 172.0MB. Free memory was 109.1MB in the beginning and 106.6MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1203.49ms. Allocated memory is still 172.0MB. Free memory was 106.6MB in the beginning and 92.1MB in the end (delta: 14.5MB). Peak memory consumption was 21.2MB. Max. memory is 16.1GB. * TraceAbstraction took 1396.34ms. Allocated memory is still 172.0MB. Free memory was 91.4MB in the beginning and 99.6MB in the end (delta: -8.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.03ms. Allocated memory is still 172.0MB. Free memory was 99.6MB in the beginning and 98.6MB in the end (delta: 985.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 175, overapproximation of shiftRight at line 67, overapproximation of bitwiseOr at line 76, overapproximation of someBinaryArithmeticDOUBLEoperation at line 93, overapproximation of someUnaryDOUBLEoperation at line 103, overapproximation of someBinaryDOUBLEComparisonOperation at line 57. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 5.25; [L23] signed long int var_1_3 = -25; [L24] signed long int var_1_4 = -128; [L25] double var_1_6 = 2.75; [L26] double var_1_7 = 24.5; [L27] double var_1_8 = 199.5; [L28] float var_1_9 = 32.8; [L29] unsigned char var_1_10 = 1; [L30] float var_1_11 = 15.4; [L31] float var_1_12 = 0.0; [L32] unsigned long int var_1_13 = 2; [L33] float var_1_16 = 127.6; [L34] signed long int var_1_17 = 128; [L35] unsigned char var_1_19 = 10; [L36] unsigned char var_1_20 = 0; [L37] unsigned char var_1_21 = 64; [L38] double var_1_22 = 15.95; [L39] unsigned long int var_1_23 = 4127848294; [L40] unsigned long int var_1_24 = 256; [L41] unsigned char var_1_27 = 1; [L42] unsigned char var_1_29 = 1; [L43] unsigned char var_1_30 = 0; [L44] unsigned char var_1_31 = 1; [L45] double var_1_32 = 32.7; [L46] unsigned char var_1_34 = 1; [L47] unsigned long int var_1_35 = 1000; [L48] signed char var_1_39 = -32; [L49] signed char var_1_40 = 16; [L50] signed char var_1_41 = 4; [L51] unsigned char var_1_42 = 0; [L52] unsigned char var_1_43 = 0; [L53] float var_1_44 = 99999999999.2; [L179] isInitial = 1 [L180] FCALL initially() [L181] COND TRUE 1 [L182] FCALL updateLastVariables() [L183] CALL updateVariables() [L126] var_1_3 = __VERIFIER_nondet_long() [L127] CALL assume_abort_if_not(var_1_3 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=-128, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not(var_1_3 >= -2147483648) VAL [isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=-128, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L128] CALL assume_abort_if_not(var_1_3 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=-128, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L128] RET assume_abort_if_not(var_1_3 <= 2147483647) VAL [isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=-128, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L129] CALL assume_abort_if_not(var_1_3 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=-128, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L129] RET assume_abort_if_not(var_1_3 != 0) VAL [isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=-128, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L130] var_1_4 = __VERIFIER_nondet_long() [L131] CALL assume_abort_if_not(var_1_4 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L131] RET assume_abort_if_not(var_1_4 >= -2147483648) VAL [isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L132] CALL assume_abort_if_not(var_1_4 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L132] RET assume_abort_if_not(var_1_4 <= 2147483647) VAL [isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L133] CALL assume_abort_if_not(var_1_4 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not(var_1_4 != 0) VAL [isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L134] var_1_6 = __VERIFIER_nondet_double() [L135] CALL assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L136] var_1_7 = __VERIFIER_nondet_double() [L137] CALL assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_8=399/2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_8=399/2, var_1_9=164/5] [L138] var_1_8 = __VERIFIER_nondet_double() [L139] CALL assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L140] var_1_10 = __VERIFIER_nondet_uchar() [L141] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L142] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L143] var_1_11 = __VERIFIER_nondet_float() [L144] CALL assume_abort_if_not((var_1_11 >= -230584.3009213691390e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 2305843.009213691390e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not((var_1_11 >= -230584.3009213691390e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 2305843.009213691390e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L145] var_1_12 = __VERIFIER_nondet_float() [L146] CALL assume_abort_if_not((var_1_12 >= 4611686.018427382800e+12F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not((var_1_12 >= 4611686.018427382800e+12F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L147] var_1_20 = __VERIFIER_nondet_uchar() [L148] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, var_1_10=1, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L149] CALL assume_abort_if_not(var_1_20 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=1, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_20 <= 1) VAL [isInitial=1, var_1_10=1, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=1, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L150] var_1_21 = __VERIFIER_nondet_uchar() [L151] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=1, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, var_1_10=1, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=1, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L152] CALL assume_abort_if_not(var_1_21 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=1, var_1_21=127, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_21 <= 254) VAL [isInitial=1, var_1_10=1, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=1, var_1_21=127, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L153] var_1_23 = __VERIFIER_nondet_ulong() [L154] CALL assume_abort_if_not(var_1_23 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=1, var_1_21=127, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_23 >= 2147483647) VAL [isInitial=1, var_1_10=1, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=1, var_1_21=127, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L155] CALL assume_abort_if_not(var_1_23 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=1, var_1_21=127, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_23 <= 4294967295) VAL [isInitial=1, var_1_10=1, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=1, var_1_21=127, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L156] var_1_29 = __VERIFIER_nondet_uchar() [L157] CALL assume_abort_if_not(var_1_29 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=1, var_1_21=127, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_29 >= 1) VAL [isInitial=1, var_1_10=1, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=1, var_1_21=127, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L158] CALL assume_abort_if_not(var_1_29 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=1, var_1_21=127, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_29 <= 1) VAL [isInitial=1, var_1_10=1, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=1, var_1_21=127, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L159] var_1_30 = __VERIFIER_nondet_uchar() [L160] CALL assume_abort_if_not(var_1_30 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=1, var_1_21=127, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_30 >= 0) VAL [isInitial=1, var_1_10=1, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=1, var_1_21=127, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L161] CALL assume_abort_if_not(var_1_30 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=1, var_1_21=127, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_30 <= 0) VAL [isInitial=1, var_1_10=1, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=1, var_1_21=127, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L162] var_1_40 = __VERIFIER_nondet_char() [L163] CALL assume_abort_if_not(var_1_40 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=1, var_1_21=127, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2, var_1_40=-5, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_40 >= -63) VAL [isInitial=1, var_1_10=1, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=1, var_1_21=127, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2, var_1_40=-5, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L164] CALL assume_abort_if_not(var_1_40 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=1, var_1_21=127, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2, var_1_40=-5, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_40 <= 63) VAL [isInitial=1, var_1_10=1, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=1, var_1_21=127, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2, var_1_40=-5, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L165] var_1_41 = __VERIFIER_nondet_char() [L166] CALL assume_abort_if_not(var_1_41 >= -127) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=1, var_1_21=127, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2, var_1_40=-5, var_1_41=0, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_41 >= -127) VAL [isInitial=1, var_1_10=1, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=1, var_1_21=127, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2, var_1_40=-5, var_1_41=0, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L167] CALL assume_abort_if_not(var_1_41 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=1, var_1_21=127, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2, var_1_40=-5, var_1_41=0, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_41 <= 126) VAL [isInitial=1, var_1_10=1, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=1, var_1_21=127, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2, var_1_40=-5, var_1_41=0, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L168] var_1_43 = __VERIFIER_nondet_uchar() [L169] CALL assume_abort_if_not(var_1_43 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=1, var_1_21=127, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2, var_1_40=-5, var_1_41=0, var_1_42=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_43 >= 0) VAL [isInitial=1, var_1_10=1, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=1, var_1_21=127, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2, var_1_40=-5, var_1_41=0, var_1_42=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L170] CALL assume_abort_if_not(var_1_43 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=1, var_1_21=127, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2, var_1_40=-5, var_1_41=0, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_43 <= 0) VAL [isInitial=1, var_1_10=1, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=1, var_1_21=127, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2, var_1_40=-5, var_1_41=0, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_9=164/5] [L183] RET updateVariables() [L184] CALL step() [L57] COND TRUE var_1_12 <= (var_1_7 * 5.8f) [L58] var_1_16 = ((((((((var_1_12) > (var_1_7)) ? (var_1_12) : (var_1_7)))) < (var_1_8)) ? (((((var_1_12) > (var_1_7)) ? (var_1_12) : (var_1_7)))) : (var_1_8))) [L62] COND TRUE \read(var_1_10) [L63] var_1_24 = ((((((((((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19)))) < (64u)) ? (((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19)))) : (64u)))) > (32u)) ? (((((((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19)))) < (64u)) ? (((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19)))) : (64u)))) : (32u))) [L65] var_1_31 = var_1_30 [L66] var_1_34 = (! (var_1_10 && var_1_30)) [L67] EXPR var_1_19 >> var_1_19 [L67] COND FALSE !(((var_1_19 >> var_1_19) % -10) >= var_1_4) [L72] COND TRUE var_1_10 || var_1_20 [L73] var_1_19 = ((((var_1_21) > (32)) ? (var_1_21) : (32))) [L75] COND TRUE \read(var_1_10) [L76] EXPR var_1_19 | var_1_19 [L76] COND TRUE (var_1_19 | var_1_19) != (var_1_23 - var_1_19) [L77] var_1_22 = 4.75 [L80] COND TRUE var_1_13 <= 32u [L81] COND TRUE var_1_13 < var_1_21 [L82] var_1_27 = (var_1_10 || (var_1_10 || var_1_29)) [L91] signed long int stepLocal_0 = (var_1_3 % var_1_4) * var_1_19; [L92] COND TRUE var_1_19 > stepLocal_0 [L93] var_1_1 = (var_1_6 - (var_1_7 + var_1_8)) [L97] COND FALSE !(! var_1_10) [L100] var_1_13 = (var_1_19 + var_1_19) [L102] COND TRUE var_1_21 <= var_1_19 [L103] var_1_32 = (((((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7))) < 0 ) ? -((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7))) : ((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7))))) [L105] COND TRUE var_1_8 < (var_1_22 / var_1_12) [L106] COND TRUE var_1_22 > var_1_6 [L107] var_1_17 = var_1_19 [L110] COND TRUE -32 >= var_1_13 [L111] var_1_39 = (((((5 + var_1_40)) > (var_1_41)) ? ((5 + var_1_40)) : (var_1_41))) [L113] COND TRUE \read(var_1_10) [L114] var_1_42 = (var_1_10 && (var_1_30 || var_1_43)) [L116] COND TRUE var_1_10 || (var_1_19 == var_1_13) [L117] var_1_9 = ((127.5f - ((((var_1_8) > (var_1_7)) ? (var_1_8) : (var_1_7)))) + (16.1f + var_1_11)) [L121] COND TRUE var_1_6 < ((((var_1_8) < (var_1_7)) ? (var_1_8) : (var_1_7))) [L122] var_1_44 = (var_1_8 + var_1_8) [L184] RET step() [L185] CALL, EXPR property() [L175] EXPR (((((((var_1_19 > ((var_1_3 % var_1_4) * var_1_19)) ? (var_1_1 == ((double) (var_1_6 - (var_1_7 + var_1_8)))) : (var_1_1 == ((double) (var_1_6 - (var_1_8 + var_1_7))))) && ((var_1_10 || (var_1_19 == var_1_13)) ? (var_1_9 == ((float) ((127.5f - ((((var_1_8) > (var_1_7)) ? (var_1_8) : (var_1_7)))) + (16.1f + var_1_11)))) : (var_1_9 == ((float) ((((((var_1_12 - var_1_7) - var_1_6)) < (var_1_11)) ? (((var_1_12 - var_1_7) - var_1_6)) : (var_1_11))))))) && ((! var_1_10) ? (var_1_13 == ((unsigned long int) (50u + var_1_19))) : (var_1_13 == ((unsigned long int) (var_1_19 + var_1_19))))) && ((var_1_12 <= (var_1_7 * 5.8f)) ? (var_1_16 == ((float) ((((((((var_1_12) > (var_1_7)) ? (var_1_12) : (var_1_7)))) < (var_1_8)) ? (((((var_1_12) > (var_1_7)) ? (var_1_12) : (var_1_7)))) : (var_1_8))))) : (var_1_16 == ((float) var_1_6)))) && ((var_1_8 < (var_1_22 / var_1_12)) ? ((var_1_22 > var_1_6) ? (var_1_17 == ((signed long int) var_1_19)) : 1) : 1)) && ((var_1_10 || var_1_20) ? (var_1_19 == ((unsigned char) ((((var_1_21) > (32)) ? (var_1_21) : (32))))) : 1)) && (var_1_10 ? (((var_1_19 | var_1_19) != (var_1_23 - var_1_19)) ? (var_1_22 == ((double) 4.75)) : 1) : 1) [L175-L176] return (((((((var_1_19 > ((var_1_3 % var_1_4) * var_1_19)) ? (var_1_1 == ((double) (var_1_6 - (var_1_7 + var_1_8)))) : (var_1_1 == ((double) (var_1_6 - (var_1_8 + var_1_7))))) && ((var_1_10 || (var_1_19 == var_1_13)) ? (var_1_9 == ((float) ((127.5f - ((((var_1_8) > (var_1_7)) ? (var_1_8) : (var_1_7)))) + (16.1f + var_1_11)))) : (var_1_9 == ((float) ((((((var_1_12 - var_1_7) - var_1_6)) < (var_1_11)) ? (((var_1_12 - var_1_7) - var_1_6)) : (var_1_11))))))) && ((! var_1_10) ? (var_1_13 == ((unsigned long int) (50u + var_1_19))) : (var_1_13 == ((unsigned long int) (var_1_19 + var_1_19))))) && ((var_1_12 <= (var_1_7 * 5.8f)) ? (var_1_16 == ((float) ((((((((var_1_12) > (var_1_7)) ? (var_1_12) : (var_1_7)))) < (var_1_8)) ? (((((var_1_12) > (var_1_7)) ? (var_1_12) : (var_1_7)))) : (var_1_8))))) : (var_1_16 == ((float) var_1_6)))) && ((var_1_8 < (var_1_22 / var_1_12)) ? ((var_1_22 > var_1_6) ? (var_1_17 == ((signed long int) var_1_19)) : 1) : 1)) && ((var_1_10 || var_1_20) ? (var_1_19 == ((unsigned char) ((((var_1_21) > (32)) ? (var_1_21) : (32))))) : 1)) && (var_1_10 ? (((var_1_19 | var_1_19) != (var_1_23 - var_1_19)) ? (var_1_22 == ((double) 4.75)) : 1) : 1) ; [L185] RET, EXPR property() [L185] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=3, var_1_13=254, var_1_16=3, var_1_17=127, var_1_19=127, var_1_20=1, var_1_21=127, var_1_22=19/4, var_1_23=2147483647, var_1_24=32, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=2, var_1_34=1, var_1_35=1000, var_1_39=0, var_1_3=2, var_1_40=-5, var_1_41=0, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_6=3, var_1_7=0, var_1_8=0, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=3, var_1_13=254, var_1_16=3, var_1_17=127, var_1_19=127, var_1_20=1, var_1_21=127, var_1_22=19/4, var_1_23=2147483647, var_1_24=32, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=2, var_1_34=1, var_1_35=1000, var_1_39=0, var_1_3=2, var_1_40=-5, var_1_41=0, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=2, var_1_6=3, var_1_7=0, var_1_8=0, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 54 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 1, TraceHistogramMax: 29, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=54occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 107 NumberOfCodeBlocks, 107 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-23 21:28:12,273 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbe25eb-76a0-44c8-8b8b-548814602fec/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbe25eb-76a0-44c8-8b8b-548814602fec/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbe25eb-76a0-44c8-8b8b-548814602fec/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbe25eb-76a0-44c8-8b8b-548814602fec/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbe25eb-76a0-44c8-8b8b-548814602fec/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-62.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbe25eb-76a0-44c8-8b8b-548814602fec/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbe25eb-76a0-44c8-8b8b-548814602fec/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 898d5ec73e5c3c04d61da6c8734a452d0bd7fbe525cd14933afc15d02bcc3c25 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:28:14,824 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:28:14,907 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbe25eb-76a0-44c8-8b8b-548814602fec/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 21:28:14,913 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:28:14,913 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:28:14,957 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:28:14,958 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:28:14,959 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:28:14,960 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:28:14,960 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:28:14,961 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:28:14,961 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:28:14,962 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:28:14,962 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:28:14,963 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:28:14,963 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:28:14,964 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:28:14,965 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:28:14,965 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:28:14,966 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:28:14,966 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:28:14,975 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:28:14,976 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:28:14,976 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:28:14,977 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:28:14,977 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:28:14,978 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:28:14,978 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:28:14,979 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:28:14,979 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:28:14,980 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:28:14,980 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:28:14,980 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:28:14,982 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:28:14,983 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:28:14,983 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:28:14,984 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:28:14,984 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:28:14,984 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:28:14,985 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:28:14,986 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:28:14,986 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:28:14,987 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:28:14,987 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:28:14,987 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_2bbe25eb-76a0-44c8-8b8b-548814602fec/bin/utaipan-verify-mE87zJ7Ire/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbe25eb-76a0-44c8-8b8b-548814602fec/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 898d5ec73e5c3c04d61da6c8734a452d0bd7fbe525cd14933afc15d02bcc3c25 [2023-11-23 21:28:15,388 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:28:15,421 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:28:15,424 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:28:15,425 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:28:15,428 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:28:15,429 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbe25eb-76a0-44c8-8b8b-548814602fec/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-62.i [2023-11-23 21:28:18,609 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:28:18,961 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:28:18,962 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbe25eb-76a0-44c8-8b8b-548814602fec/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-62.i [2023-11-23 21:28:18,974 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbe25eb-76a0-44c8-8b8b-548814602fec/bin/utaipan-verify-mE87zJ7Ire/data/b9af6b4c9/84f21df22c0a4933936e2a6cff23c0e8/FLAGfd37feefd [2023-11-23 21:28:18,991 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbe25eb-76a0-44c8-8b8b-548814602fec/bin/utaipan-verify-mE87zJ7Ire/data/b9af6b4c9/84f21df22c0a4933936e2a6cff23c0e8 [2023-11-23 21:28:18,994 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:28:18,996 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:28:18,998 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:28:18,998 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:28:19,005 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:28:19,005 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:28:18" (1/1) ... [2023-11-23 21:28:19,007 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24c1127d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:19, skipping insertion in model container [2023-11-23 21:28:19,007 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:28:18" (1/1) ... [2023-11-23 21:28:19,052 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:28:19,224 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_2bbe25eb-76a0-44c8-8b8b-548814602fec/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-62.i[919,932] [2023-11-23 21:28:19,319 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:28:19,339 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:28:19,353 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_2bbe25eb-76a0-44c8-8b8b-548814602fec/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-62.i[919,932] [2023-11-23 21:28:19,440 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:28:19,469 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:28:19,473 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:19 WrapperNode [2023-11-23 21:28:19,473 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:28:19,475 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:28:19,475 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:28:19,475 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:28:19,484 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:19" (1/1) ... [2023-11-23 21:28:19,500 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:19" (1/1) ... [2023-11-23 21:28:19,606 INFO L138 Inliner]: procedures = 27, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 185 [2023-11-23 21:28:19,606 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:28:19,607 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:28:19,607 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:28:19,607 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:28:19,615 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:19" (1/1) ... [2023-11-23 21:28:19,615 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:19" (1/1) ... [2023-11-23 21:28:19,621 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:19" (1/1) ... [2023-11-23 21:28:19,622 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:19" (1/1) ... [2023-11-23 21:28:19,637 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:19" (1/1) ... [2023-11-23 21:28:19,642 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:19" (1/1) ... [2023-11-23 21:28:19,646 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:19" (1/1) ... [2023-11-23 21:28:19,649 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:19" (1/1) ... [2023-11-23 21:28:19,656 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:28:19,657 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:28:19,657 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:28:19,657 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:28:19,658 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:19" (1/1) ... [2023-11-23 21:28:19,672 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:28:19,699 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbe25eb-76a0-44c8-8b8b-548814602fec/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:28:19,732 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbe25eb-76a0-44c8-8b8b-548814602fec/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:28:19,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbe25eb-76a0-44c8-8b8b-548814602fec/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:28:19,792 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:28:19,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 21:28:19,793 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:28:19,793 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:28:19,793 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:28:19,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:28:19,962 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:28:19,965 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:28:36,985 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:28:37,065 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:28:37,067 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:28:37,068 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:28:37 BoogieIcfgContainer [2023-11-23 21:28:37,069 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:28:37,072 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:28:37,072 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:28:37,076 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:28:37,076 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:28:18" (1/3) ... [2023-11-23 21:28:37,077 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69207e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:28:37, skipping insertion in model container [2023-11-23 21:28:37,078 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:19" (2/3) ... [2023-11-23 21:28:37,078 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69207e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:28:37, skipping insertion in model container [2023-11-23 21:28:37,078 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:28:37" (3/3) ... [2023-11-23 21:28:37,081 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-62.i [2023-11-23 21:28:37,098 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:28:37,098 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:28:37,153 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:28:37,163 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;@108ee692, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:28:37,163 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:28:37,168 INFO L276 IsEmpty]: Start isEmpty. Operand has 79 states, 47 states have (on average 1.5106382978723405) internal successors, (71), 48 states have internal predecessors, (71), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-23 21:28:37,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-11-23 21:28:37,186 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:28:37,187 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:28:37,187 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:28:37,192 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:28:37,193 INFO L85 PathProgramCache]: Analyzing trace with hash 1510715824, now seen corresponding path program 1 times [2023-11-23 21:28:37,209 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:28:37,210 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1743220352] [2023-11-23 21:28:37,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:28:37,210 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:28:37,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbe25eb-76a0-44c8-8b8b-548814602fec/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:28:37,212 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbe25eb-76a0-44c8-8b8b-548814602fec/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:28:37,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbe25eb-76a0-44c8-8b8b-548814602fec/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-23 21:28:39,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:28:39,255 INFO L262 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 21:28:39,269 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:28:39,348 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 804 proven. 0 refuted. 0 times theorem prover too weak. 820 trivial. 0 not checked. [2023-11-23 21:28:39,348 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:28:39,349 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:28:39,350 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1743220352] [2023-11-23 21:28:39,350 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1743220352] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:28:39,351 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:28:39,351 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:28:39,353 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [146694852] [2023-11-23 21:28:39,354 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:28:39,359 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:28:39,359 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:28:39,391 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:28:39,391 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:28:39,394 INFO L87 Difference]: Start difference. First operand has 79 states, 47 states have (on average 1.5106382978723405) internal successors, (71), 48 states have internal predecessors, (71), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-23 21:28:42,036 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.56s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:28:42,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:28:42,037 INFO L93 Difference]: Finished difference Result 155 states and 285 transitions. [2023-11-23 21:28:42,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:28:42,225 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 183 [2023-11-23 21:28:42,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:28:42,235 INFO L225 Difference]: With dead ends: 155 [2023-11-23 21:28:42,235 INFO L226 Difference]: Without dead ends: 77 [2023-11-23 21:28:42,240 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 182 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:28:42,244 INFO L413 NwaCegarLoop]: 121 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 121 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2023-11-23 21:28:42,246 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 121 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.6s Time] [2023-11-23 21:28:42,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2023-11-23 21:28:42,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2023-11-23 21:28:42,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 46 states have (on average 1.434782608695652) internal successors, (66), 46 states have internal predecessors, (66), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-23 21:28:42,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 124 transitions. [2023-11-23 21:28:42,305 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 124 transitions. Word has length 183 [2023-11-23 21:28:42,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:28:42,305 INFO L495 AbstractCegarLoop]: Abstraction has 77 states and 124 transitions. [2023-11-23 21:28:42,306 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-23 21:28:42,306 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 124 transitions. [2023-11-23 21:28:42,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-11-23 21:28:42,311 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:28:42,312 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:28:42,346 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbe25eb-76a0-44c8-8b8b-548814602fec/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2023-11-23 21:28:42,527 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbe25eb-76a0-44c8-8b8b-548814602fec/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:28:42,528 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:28:42,529 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:28:42,529 INFO L85 PathProgramCache]: Analyzing trace with hash -1767539210, now seen corresponding path program 1 times [2023-11-23 21:28:42,530 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:28:42,530 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1759966809] [2023-11-23 21:28:42,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:28:42,531 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:28:42,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbe25eb-76a0-44c8-8b8b-548814602fec/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:28:42,532 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbe25eb-76a0-44c8-8b8b-548814602fec/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:28:42,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbe25eb-76a0-44c8-8b8b-548814602fec/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-23 21:28:44,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:28:44,587 INFO L262 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 21:28:44,607 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:28:44,829 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-23 21:28:44,829 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:28:44,829 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:28:44,830 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1759966809] [2023-11-23 21:28:44,830 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1759966809] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:28:44,830 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:28:44,830 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:28:44,831 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1527261570] [2023-11-23 21:28:44,831 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:28:44,833 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:28:44,833 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:28:44,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:28:44,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:28:44,835 INFO L87 Difference]: Start difference. First operand 77 states and 124 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-23 21:28:47,268 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:28:49,371 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:28:51,503 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:28:54,227 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.62s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:28:56,233 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:28:58,240 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:28:58,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:28:58,477 INFO L93 Difference]: Finished difference Result 195 states and 313 transitions. [2023-11-23 21:28:58,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 21:28:58,478 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 183 [2023-11-23 21:28:58,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:28:58,482 INFO L225 Difference]: With dead ends: 195 [2023-11-23 21:28:58,483 INFO L226 Difference]: Without dead ends: 119 [2023-11-23 21:28:58,484 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 181 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:28:58,487 INFO L413 NwaCegarLoop]: 148 mSDtfsCounter, 56 mSDsluCounter, 104 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 7 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 56 SdHoareTripleChecker+Valid, 252 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.6s IncrementalHoareTripleChecker+Time [2023-11-23 21:28:58,487 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [56 Valid, 252 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 23 Invalid, 6 Unknown, 0 Unchecked, 13.6s Time] [2023-11-23 21:28:58,489 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2023-11-23 21:28:58,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 116. [2023-11-23 21:28:58,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 116 states, 75 states have (on average 1.4533333333333334) internal successors, (109), 76 states have internal predecessors, (109), 38 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (38), 37 states have call predecessors, (38), 38 states have call successors, (38) [2023-11-23 21:28:58,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 185 transitions. [2023-11-23 21:28:58,536 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 185 transitions. Word has length 183 [2023-11-23 21:28:58,538 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:28:58,538 INFO L495 AbstractCegarLoop]: Abstraction has 116 states and 185 transitions. [2023-11-23 21:28:58,538 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-23 21:28:58,539 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 185 transitions. [2023-11-23 21:28:58,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-11-23 21:28:58,547 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:28:58,548 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:28:58,594 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbe25eb-76a0-44c8-8b8b-548814602fec/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-23 21:28:58,762 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbe25eb-76a0-44c8-8b8b-548814602fec/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:28:58,762 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:28:58,763 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:28:58,763 INFO L85 PathProgramCache]: Analyzing trace with hash -1710280908, now seen corresponding path program 1 times [2023-11-23 21:28:58,764 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:28:58,764 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [444854129] [2023-11-23 21:28:58,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:28:58,765 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:28:58,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbe25eb-76a0-44c8-8b8b-548814602fec/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:28:58,767 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbe25eb-76a0-44c8-8b8b-548814602fec/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:28:58,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bbe25eb-76a0-44c8-8b8b-548814602fec/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-23 21:29:00,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:29:00,850 INFO L262 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 21:29:00,859 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:29:01,260 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-23 21:29:01,260 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:29:01,261 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:29:01,261 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [444854129] [2023-11-23 21:29:01,261 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [444854129] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:29:01,261 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:29:01,262 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:29:01,262 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [610514024] [2023-11-23 21:29:01,262 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:29:01,263 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:29:01,264 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:29:01,265 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:29:01,265 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:29:01,266 INFO L87 Difference]: Start difference. First operand 116 states and 185 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-23 21:29:03,723 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:29:05,834 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:29:07,946 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:29:10,692 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.64s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:29:12,697 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 []