./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-32.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935ee2f-fe8d-45c2-adcb-c46ee84ea58f/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935ee2f-fe8d-45c2-adcb-c46ee84ea58f/bin/utaipan-verify-DbMuA5NWw2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935ee2f-fe8d-45c2-adcb-c46ee84ea58f/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935ee2f-fe8d-45c2-adcb-c46ee84ea58f/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-32.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935ee2f-fe8d-45c2-adcb-c46ee84ea58f/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935ee2f-fe8d-45c2-adcb-c46ee84ea58f/bin/utaipan-verify-DbMuA5NWw2 --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 9b04749154690a033f4bb847dc38e7d07f7822c377af2f6803cc692881b9dc38 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:32:54,577 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:32:54,674 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935ee2f-fe8d-45c2-adcb-c46ee84ea58f/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-02 12:32:54,681 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:32:54,682 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:32:54,718 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:32:54,719 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:32:54,719 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:32:54,720 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:32:54,720 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:32:54,721 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:32:54,721 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:32:54,721 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:32:54,722 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-02 12:32:54,722 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:32:54,722 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:32:54,723 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-02 12:32:54,723 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-02 12:32:54,723 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:32:54,727 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-02 12:32:54,730 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-02 12:32:54,730 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-02 12:32:54,731 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:32:54,731 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:32:54,732 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 12:32:54,732 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-02 12:32:54,732 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 12:32:54,732 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:32:54,733 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:32:54,733 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:32:54,733 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:32:54,733 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:32:54,733 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 12:32:54,734 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:32:54,734 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:32:54,734 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:32:54,734 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:32:54,735 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:32:54,738 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:32:54,738 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:32:54,738 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:32:54,739 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:32:54,739 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-02 12:32:54,739 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-02 12:32:54,740 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:32:54,740 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:32:54,740 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:32:54,740 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_d935ee2f-fe8d-45c2-adcb-c46ee84ea58f/bin/utaipan-verify-DbMuA5NWw2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935ee2f-fe8d-45c2-adcb-c46ee84ea58f/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9b04749154690a033f4bb847dc38e7d07f7822c377af2f6803cc692881b9dc38 [2024-11-02 12:32:54,997 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:32:55,023 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:32:55,026 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:32:55,028 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:32:55,028 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:32:55,030 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935ee2f-fe8d-45c2-adcb-c46ee84ea58f/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-32.i Unable to find full path for "g++" [2024-11-02 12:32:57,072 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:32:57,364 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:32:57,364 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935ee2f-fe8d-45c2-adcb-c46ee84ea58f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-32.i [2024-11-02 12:32:57,380 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935ee2f-fe8d-45c2-adcb-c46ee84ea58f/bin/utaipan-verify-DbMuA5NWw2/data/873ed8a94/eddb5ff773e44b57a6665015af15cd42/FLAG700c9a9fc [2024-11-02 12:32:57,647 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935ee2f-fe8d-45c2-adcb-c46ee84ea58f/bin/utaipan-verify-DbMuA5NWw2/data/873ed8a94/eddb5ff773e44b57a6665015af15cd42 [2024-11-02 12:32:57,649 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:32:57,651 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:32:57,652 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:32:57,652 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:32:57,657 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:32:57,658 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:32:57" (1/1) ... [2024-11-02 12:32:57,659 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68f47d16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:32:57, skipping insertion in model container [2024-11-02 12:32:57,659 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:32:57" (1/1) ... [2024-11-02 12:32:57,693 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:32:57,903 WARN L251 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_d935ee2f-fe8d-45c2-adcb-c46ee84ea58f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-32.i[915,928] [2024-11-02 12:32:57,966 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:32:57,979 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:32:57,995 WARN L251 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_d935ee2f-fe8d-45c2-adcb-c46ee84ea58f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-32.i[915,928] [2024-11-02 12:32:58,040 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:32:58,062 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:32:58,063 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:32:58 WrapperNode [2024-11-02 12:32:58,063 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:32:58,064 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:32:58,064 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:32:58,064 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:32:58,072 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:32:58" (1/1) ... [2024-11-02 12:32:58,083 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:32:58" (1/1) ... [2024-11-02 12:32:58,129 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 186 [2024-11-02 12:32:58,129 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:32:58,130 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:32:58,131 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:32:58,131 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:32:58,141 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:32:58" (1/1) ... [2024-11-02 12:32:58,142 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:32:58" (1/1) ... [2024-11-02 12:32:58,145 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:32:58" (1/1) ... [2024-11-02 12:32:58,146 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:32:58" (1/1) ... [2024-11-02 12:32:58,160 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:32:58" (1/1) ... [2024-11-02 12:32:58,166 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:32:58" (1/1) ... [2024-11-02 12:32:58,168 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:32:58" (1/1) ... [2024-11-02 12:32:58,170 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:32:58" (1/1) ... [2024-11-02 12:32:58,174 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:32:58,175 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:32:58,175 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:32:58,176 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:32:58,177 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:32:58" (1/1) ... [2024-11-02 12:32:58,183 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:32:58,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935ee2f-fe8d-45c2-adcb-c46ee84ea58f/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:32:58,218 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935ee2f-fe8d-45c2-adcb-c46ee84ea58f/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:32:58,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935ee2f-fe8d-45c2-adcb-c46ee84ea58f/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:32:58,257 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:32:58,258 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-02 12:32:58,258 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-02 12:32:58,260 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-02 12:32:58,260 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:32:58,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:32:58,379 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:32:58,383 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:32:58,987 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-02 12:32:58,987 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:32:59,362 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:32:59,362 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-02 12:32:59,363 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:32:59 BoogieIcfgContainer [2024-11-02 12:32:59,363 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:32:59,367 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:32:59,368 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:32:59,371 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:32:59,371 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:32:57" (1/3) ... [2024-11-02 12:32:59,372 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@679635a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:32:59, skipping insertion in model container [2024-11-02 12:32:59,374 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:32:58" (2/3) ... [2024-11-02 12:32:59,374 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@679635a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:32:59, skipping insertion in model container [2024-11-02 12:32:59,375 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:32:59" (3/3) ... [2024-11-02 12:32:59,377 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-32.i [2024-11-02 12:32:59,399 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:32:59,401 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-02 12:32:59,487 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 12:32:59,497 INFO L333 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, 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;@15b58bdd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 12:32:59,497 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-02 12:32:59,503 INFO L276 IsEmpty]: Start isEmpty. Operand has 53 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 23 states have internal predecessors, (25), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-02 12:32:59,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2024-11-02 12:32:59,519 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:32:59,520 INFO L215 NwaCegarLoop]: trace histogram [28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:32:59,521 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:32:59,527 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:32:59,527 INFO L85 PathProgramCache]: Analyzing trace with hash -1948027510, now seen corresponding path program 1 times [2024-11-02 12:32:59,540 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-02 12:32:59,541 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1589511115] [2024-11-02 12:32:59,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:32:59,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-02 12:33:00,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-02 12:33:00,085 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-02 12:33:00,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-02 12:33:00,432 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-02 12:33:00,434 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-02 12:33:00,436 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-02 12:33:00,442 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-02 12:33:00,456 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-02 12:33:00,638 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-02 12:33:00,641 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 12:33:00 BoogieIcfgContainer [2024-11-02 12:33:00,642 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-02 12:33:00,643 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-02 12:33:00,643 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-02 12:33:00,644 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-02 12:33:00,645 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:32:59" (3/4) ... [2024-11-02 12:33:00,648 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-02 12:33:00,649 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-02 12:33:00,651 INFO L158 Benchmark]: Toolchain (without parser) took 2999.79ms. Allocated memory was 136.3MB in the beginning and 178.3MB in the end (delta: 41.9MB). Free memory was 104.9MB in the beginning and 134.5MB in the end (delta: -29.5MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. [2024-11-02 12:33:00,651 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 102.8MB. Free memory is still 54.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 12:33:00,652 INFO L158 Benchmark]: CACSL2BoogieTranslator took 411.41ms. Allocated memory is still 136.3MB. Free memory was 104.9MB in the beginning and 88.7MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-02 12:33:00,652 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.57ms. Allocated memory is still 136.3MB. Free memory was 88.7MB in the beginning and 85.2MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-02 12:33:00,653 INFO L158 Benchmark]: Boogie Preprocessor took 44.15ms. Allocated memory is still 136.3MB. Free memory was 85.2MB in the beginning and 83.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-02 12:33:00,653 INFO L158 Benchmark]: RCFGBuilder took 1187.83ms. Allocated memory was 136.3MB in the beginning and 178.3MB in the end (delta: 41.9MB). Free memory was 83.1MB in the beginning and 135.9MB in the end (delta: -52.7MB). Peak memory consumption was 39.0MB. Max. memory is 16.1GB. [2024-11-02 12:33:00,655 INFO L158 Benchmark]: TraceAbstraction took 1275.05ms. Allocated memory is still 178.3MB. Free memory was 134.9MB in the beginning and 134.5MB in the end (delta: 445.5kB). Peak memory consumption was 59.0MB. Max. memory is 16.1GB. [2024-11-02 12:33:00,656 INFO L158 Benchmark]: Witness Printer took 6.95ms. Allocated memory is still 178.3MB. Free memory is still 134.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 12:33:00,659 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 102.8MB. Free memory is still 54.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 411.41ms. Allocated memory is still 136.3MB. Free memory was 104.9MB in the beginning and 88.7MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.57ms. Allocated memory is still 136.3MB. Free memory was 88.7MB in the beginning and 85.2MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.15ms. Allocated memory is still 136.3MB. Free memory was 85.2MB in the beginning and 83.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1187.83ms. Allocated memory was 136.3MB in the beginning and 178.3MB in the end (delta: 41.9MB). Free memory was 83.1MB in the beginning and 135.9MB in the end (delta: -52.7MB). Peak memory consumption was 39.0MB. Max. memory is 16.1GB. * TraceAbstraction took 1275.05ms. Allocated memory is still 178.3MB. Free memory was 134.9MB in the beginning and 134.5MB in the end (delta: 445.5kB). Peak memory consumption was 59.0MB. Max. memory is 16.1GB. * Witness Printer took 6.95ms. Allocated memory is still 178.3MB. Free memory is still 134.5MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 89, overapproximation of someBinaryDOUBLEComparisonOperation at line 165, overapproximation of someBinaryArithmeticFLOAToperation at line 84. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 2; [L23] unsigned char var_1_4 = 100; [L24] unsigned char var_1_5 = 2; [L25] unsigned char var_1_6 = 64; [L26] unsigned char var_1_7 = 32; [L27] unsigned char var_1_8 = 32; [L28] float var_1_9 = 100.5; [L29] float var_1_11 = 0.8; [L30] float var_1_12 = 2.5; [L31] signed short int var_1_13 = -32; [L32] unsigned char var_1_15 = 1; [L33] unsigned char var_1_16 = 0; [L34] unsigned char var_1_17 = 0; [L35] float var_1_18 = 0.25; [L36] float var_1_19 = 100000000.25; [L37] signed char var_1_20 = 0; [L38] signed char var_1_21 = 10; [L39] double var_1_22 = 1000000.5; [L40] unsigned long int var_1_23 = 256; [L41] unsigned long int var_1_24 = 50; [L42] signed long int var_1_25 = 64; [L43] signed long int var_1_26 = -16; [L44] signed short int var_1_27 = -50; [L45] signed short int var_1_28 = 2; [L46] double var_1_29 = 2.2; [L47] double var_1_30 = 64.5; [L48] unsigned short int var_1_31 = 200; [L49] unsigned short int var_1_32 = 2; [L50] unsigned char var_1_33 = 5; [L51] unsigned char var_1_34 = 0; [L52] signed short int var_1_35 = -8; [L53] double var_1_36 = 16.2; [L54] unsigned char last_1_var_1_1 = 2; [L55] unsigned char last_1_var_1_15 = 1; [L56] signed char last_1_var_1_20 = 0; [L169] isInitial = 1 [L170] FCALL initially() [L171] COND TRUE 1 [L172] CALL updateLastVariables() [L160] last_1_var_1_1 = var_1_1 [L161] last_1_var_1_15 = var_1_15 [L162] last_1_var_1_20 = var_1_20 [L172] RET updateLastVariables() [L173] CALL updateVariables() [L114] var_1_4 = __VERIFIER_nondet_uchar() [L115] CALL assume_abort_if_not(var_1_4 >= 95) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_26=-16, var_1_27=-50, var_1_28=2, var_1_29=11/5, var_1_30=129/2, var_1_31=200, var_1_32=2, var_1_33=5, var_1_34=0, var_1_35=-8, var_1_36=81/5, var_1_4=41055, var_1_5=2, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L20] COND FALSE !(!cond) [L115] RET assume_abort_if_not(var_1_4 >= 95) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_26=-16, var_1_27=-50, var_1_28=2, var_1_29=11/5, var_1_30=129/2, var_1_31=200, var_1_32=2, var_1_33=5, var_1_34=0, var_1_35=-8, var_1_36=81/5, var_1_4=41055, var_1_5=2, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L116] CALL assume_abort_if_not(var_1_4 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_26=-16, var_1_27=-50, var_1_28=2, var_1_29=11/5, var_1_30=129/2, var_1_31=200, var_1_32=2, var_1_33=5, var_1_34=0, var_1_35=-8, var_1_36=81/5, var_1_4=41055, var_1_5=2, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L20] COND FALSE !(!cond) [L116] RET assume_abort_if_not(var_1_4 <= 127) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_26=-16, var_1_27=-50, var_1_28=2, var_1_29=11/5, var_1_30=129/2, var_1_31=200, var_1_32=2, var_1_33=5, var_1_34=0, var_1_35=-8, var_1_36=81/5, var_1_4=41055, var_1_5=2, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L117] var_1_5 = __VERIFIER_nondet_uchar() [L118] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_26=-16, var_1_27=-50, var_1_28=2, var_1_29=11/5, var_1_30=129/2, var_1_31=200, var_1_32=2, var_1_33=5, var_1_34=0, var_1_35=-8, var_1_36=81/5, var_1_4=41055, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L20] COND FALSE !(!cond) [L118] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_26=-16, var_1_27=-50, var_1_28=2, var_1_29=11/5, var_1_30=129/2, var_1_31=200, var_1_32=2, var_1_33=5, var_1_34=0, var_1_35=-8, var_1_36=81/5, var_1_4=41055, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L119] CALL assume_abort_if_not(var_1_5 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_26=-16, var_1_27=-50, var_1_28=2, var_1_29=11/5, var_1_30=129/2, var_1_31=200, var_1_32=2, var_1_33=5, var_1_34=0, var_1_35=-8, var_1_36=81/5, var_1_4=41055, var_1_5=0, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L20] COND FALSE !(!cond) [L119] RET assume_abort_if_not(var_1_5 <= 32) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_26=-16, var_1_27=-50, var_1_28=2, var_1_29=11/5, var_1_30=129/2, var_1_31=200, var_1_32=2, var_1_33=5, var_1_34=0, var_1_35=-8, var_1_36=81/5, var_1_4=41055, var_1_5=0, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L120] var_1_6 = __VERIFIER_nondet_uchar() [L121] CALL assume_abort_if_not(var_1_6 >= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_26=-16, var_1_27=-50, var_1_28=2, var_1_29=11/5, var_1_30=129/2, var_1_31=200, var_1_32=2, var_1_33=5, var_1_34=0, var_1_35=-8, var_1_36=81/5, var_1_4=41055, var_1_5=0, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L20] COND FALSE !(!cond) [L121] RET assume_abort_if_not(var_1_6 >= 64) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_26=-16, var_1_27=-50, var_1_28=2, var_1_29=11/5, var_1_30=129/2, var_1_31=200, var_1_32=2, var_1_33=5, var_1_34=0, var_1_35=-8, var_1_36=81/5, var_1_4=41055, var_1_5=0, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L122] CALL assume_abort_if_not(var_1_6 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_26=-16, var_1_27=-50, var_1_28=2, var_1_29=11/5, var_1_30=129/2, var_1_31=200, var_1_32=2, var_1_33=5, var_1_34=0, var_1_35=-8, var_1_36=81/5, var_1_4=41055, var_1_5=0, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L20] COND FALSE !(!cond) [L122] RET assume_abort_if_not(var_1_6 <= 127) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_26=-16, var_1_27=-50, var_1_28=2, var_1_29=11/5, var_1_30=129/2, var_1_31=200, var_1_32=2, var_1_33=5, var_1_34=0, var_1_35=-8, var_1_36=81/5, var_1_4=41055, var_1_5=0, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L123] var_1_7 = __VERIFIER_nondet_uchar() [L124] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_26=-16, var_1_27=-50, var_1_28=2, var_1_29=11/5, var_1_30=129/2, var_1_31=200, var_1_32=2, var_1_33=5, var_1_34=0, var_1_35=-8, var_1_36=81/5, var_1_4=41055, var_1_5=0, var_1_6=64, var_1_8=32, var_1_9=201/2] [L20] COND FALSE !(!cond) [L124] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_26=-16, var_1_27=-50, var_1_28=2, var_1_29=11/5, var_1_30=129/2, var_1_31=200, var_1_32=2, var_1_33=5, var_1_34=0, var_1_35=-8, var_1_36=81/5, var_1_4=41055, var_1_5=0, var_1_6=64, var_1_8=32, var_1_9=201/2] [L125] CALL assume_abort_if_not(var_1_7 <= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_26=-16, var_1_27=-50, var_1_28=2, var_1_29=11/5, var_1_30=129/2, var_1_31=200, var_1_32=2, var_1_33=5, var_1_34=0, var_1_35=-8, var_1_36=81/5, var_1_4=41055, var_1_5=0, var_1_6=64, var_1_7=-192, var_1_8=32, var_1_9=201/2] [L20] COND FALSE !(!cond) [L125] RET assume_abort_if_not(var_1_7 <= 64) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_26=-16, var_1_27=-50, var_1_28=2, var_1_29=11/5, var_1_30=129/2, var_1_31=200, var_1_32=2, var_1_33=5, var_1_34=0, var_1_35=-8, var_1_36=81/5, var_1_4=41055, var_1_5=0, var_1_6=64, var_1_7=-192, var_1_8=32, var_1_9=201/2] [L126] var_1_8 = __VERIFIER_nondet_uchar() [L127] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_26=-16, var_1_27=-50, var_1_28=2, var_1_29=11/5, var_1_30=129/2, var_1_31=200, var_1_32=2, var_1_33=5, var_1_34=0, var_1_35=-8, var_1_36=81/5, var_1_4=41055, var_1_5=0, var_1_6=64, var_1_7=-192, var_1_9=201/2] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_26=-16, var_1_27=-50, var_1_28=2, var_1_29=11/5, var_1_30=129/2, var_1_31=200, var_1_32=2, var_1_33=5, var_1_34=0, var_1_35=-8, var_1_36=81/5, var_1_4=41055, var_1_5=0, var_1_6=64, var_1_7=-192, var_1_9=201/2] [L128] CALL assume_abort_if_not(var_1_8 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_26=-16, var_1_27=-50, var_1_28=2, var_1_29=11/5, var_1_30=129/2, var_1_31=200, var_1_32=2, var_1_33=5, var_1_34=0, var_1_35=-8, var_1_36=81/5, var_1_4=41055, var_1_5=0, var_1_6=64, var_1_7=-192, var_1_8=31, var_1_9=201/2] [L20] COND FALSE !(!cond) [L128] RET assume_abort_if_not(var_1_8 <= 63) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_26=-16, var_1_27=-50, var_1_28=2, var_1_29=11/5, var_1_30=129/2, var_1_31=200, var_1_32=2, var_1_33=5, var_1_34=0, var_1_35=-8, var_1_36=81/5, var_1_4=41055, var_1_5=0, var_1_6=64, var_1_7=-192, var_1_8=31, var_1_9=201/2] [L129] var_1_11 = __VERIFIER_nondet_float() [L130] CALL assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_26=-16, var_1_27=-50, var_1_28=2, var_1_29=11/5, var_1_30=129/2, var_1_31=200, var_1_32=2, var_1_33=5, var_1_34=0, var_1_35=-8, var_1_36=81/5, var_1_4=41055, var_1_5=0, var_1_6=64, var_1_7=-192, var_1_8=31, var_1_9=201/2] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_26=-16, var_1_27=-50, var_1_28=2, var_1_29=11/5, var_1_30=129/2, var_1_31=200, var_1_32=2, var_1_33=5, var_1_34=0, var_1_35=-8, var_1_36=81/5, var_1_4=41055, var_1_5=0, var_1_6=64, var_1_7=-192, var_1_8=31, var_1_9=201/2] [L131] var_1_12 = __VERIFIER_nondet_float() [L132] CALL assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_26=-16, var_1_27=-50, var_1_28=2, var_1_29=11/5, var_1_30=129/2, var_1_31=200, var_1_32=2, var_1_33=5, var_1_34=0, var_1_35=-8, var_1_36=81/5, var_1_4=41055, var_1_5=0, var_1_6=64, var_1_7=-192, var_1_8=31, var_1_9=201/2] [L20] COND FALSE !(!cond) [L132] RET assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_26=-16, var_1_27=-50, var_1_28=2, var_1_29=11/5, var_1_30=129/2, var_1_31=200, var_1_32=2, var_1_33=5, var_1_34=0, var_1_35=-8, var_1_36=81/5, var_1_4=41055, var_1_5=0, var_1_6=64, var_1_7=-192, var_1_8=31, var_1_9=201/2] [L133] var_1_16 = __VERIFIER_nondet_uchar() [L134] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_26=-16, var_1_27=-50, var_1_28=2, var_1_29=11/5, var_1_30=129/2, var_1_31=200, var_1_32=2, var_1_33=5, var_1_34=0, var_1_35=-8, var_1_36=81/5, var_1_4=41055, var_1_5=0, var_1_6=64, var_1_7=-192, var_1_8=31, var_1_9=201/2] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_26=-16, var_1_27=-50, var_1_28=2, var_1_29=11/5, var_1_30=129/2, var_1_31=200, var_1_32=2, var_1_33=5, var_1_34=0, var_1_35=-8, var_1_36=81/5, var_1_4=41055, var_1_5=0, var_1_6=64, var_1_7=-192, var_1_8=31, var_1_9=201/2] [L135] CALL assume_abort_if_not(var_1_16 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=256, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_26=-16, var_1_27=-50, var_1_28=2, var_1_29=11/5, var_1_30=129/2, var_1_31=200, var_1_32=2, var_1_33=5, var_1_34=0, var_1_35=-8, var_1_36=81/5, var_1_4=41055, var_1_5=0, var_1_6=64, var_1_7=-192, var_1_8=31, var_1_9=201/2] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not(var_1_16 <= 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=256, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_26=-16, var_1_27=-50, var_1_28=2, var_1_29=11/5, var_1_30=129/2, var_1_31=200, var_1_32=2, var_1_33=5, var_1_34=0, var_1_35=-8, var_1_36=81/5, var_1_4=41055, var_1_5=0, var_1_6=64, var_1_7=-192, var_1_8=31, var_1_9=201/2] [L136] var_1_17 = __VERIFIER_nondet_uchar() [L137] CALL assume_abort_if_not(var_1_17 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=256, var_1_17=257, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_26=-16, var_1_27=-50, var_1_28=2, var_1_29=11/5, var_1_30=129/2, var_1_31=200, var_1_32=2, var_1_33=5, var_1_34=0, var_1_35=-8, var_1_36=81/5, var_1_4=41055, var_1_5=0, var_1_6=64, var_1_7=-192, var_1_8=31, var_1_9=201/2] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_17 >= 1) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=256, var_1_17=257, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_26=-16, var_1_27=-50, var_1_28=2, var_1_29=11/5, var_1_30=129/2, var_1_31=200, var_1_32=2, var_1_33=5, var_1_34=0, var_1_35=-8, var_1_36=81/5, var_1_4=41055, var_1_5=0, var_1_6=64, var_1_7=-192, var_1_8=31, var_1_9=201/2] [L138] CALL assume_abort_if_not(var_1_17 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=256, var_1_17=257, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_26=-16, var_1_27=-50, var_1_28=2, var_1_29=11/5, var_1_30=129/2, var_1_31=200, var_1_32=2, var_1_33=5, var_1_34=0, var_1_35=-8, var_1_36=81/5, var_1_4=41055, var_1_5=0, var_1_6=64, var_1_7=-192, var_1_8=31, var_1_9=201/2] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_17 <= 1) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=256, var_1_17=257, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_26=-16, var_1_27=-50, var_1_28=2, var_1_29=11/5, var_1_30=129/2, var_1_31=200, var_1_32=2, var_1_33=5, var_1_34=0, var_1_35=-8, var_1_36=81/5, var_1_4=41055, var_1_5=0, var_1_6=64, var_1_7=-192, var_1_8=31, var_1_9=201/2] [L139] var_1_19 = __VERIFIER_nondet_float() [L140] CALL assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=256, var_1_17=257, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_26=-16, var_1_27=-50, var_1_28=2, var_1_29=11/5, var_1_30=129/2, var_1_31=200, var_1_32=2, var_1_33=5, var_1_34=0, var_1_35=-8, var_1_36=81/5, var_1_4=41055, var_1_5=0, var_1_6=64, var_1_7=-192, var_1_8=31, var_1_9=201/2] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=256, var_1_17=257, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_26=-16, var_1_27=-50, var_1_28=2, var_1_29=11/5, var_1_30=129/2, var_1_31=200, var_1_32=2, var_1_33=5, var_1_34=0, var_1_35=-8, var_1_36=81/5, var_1_4=41055, var_1_5=0, var_1_6=64, var_1_7=-192, var_1_8=31, var_1_9=201/2] [L141] var_1_21 = __VERIFIER_nondet_char() [L142] CALL assume_abort_if_not(var_1_21 >= -31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=256, var_1_17=257, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=-31, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_26=-16, var_1_27=-50, var_1_28=2, var_1_29=11/5, var_1_30=129/2, var_1_31=200, var_1_32=2, var_1_33=5, var_1_34=0, var_1_35=-8, var_1_36=81/5, var_1_4=41055, var_1_5=0, var_1_6=64, var_1_7=-192, var_1_8=31, var_1_9=201/2] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_21 >= -31) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=256, var_1_17=257, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=-31, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_26=-16, var_1_27=-50, var_1_28=2, var_1_29=11/5, var_1_30=129/2, var_1_31=200, var_1_32=2, var_1_33=5, var_1_34=0, var_1_35=-8, var_1_36=81/5, var_1_4=41055, var_1_5=0, var_1_6=64, var_1_7=-192, var_1_8=31, var_1_9=201/2] [L143] CALL assume_abort_if_not(var_1_21 <= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=256, var_1_17=257, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=-31, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_26=-16, var_1_27=-50, var_1_28=2, var_1_29=11/5, var_1_30=129/2, var_1_31=200, var_1_32=2, var_1_33=5, var_1_34=0, var_1_35=-8, var_1_36=81/5, var_1_4=41055, var_1_5=0, var_1_6=64, var_1_7=-192, var_1_8=31, var_1_9=201/2] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_21 <= 31) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=256, var_1_17=257, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=-31, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_26=-16, var_1_27=-50, var_1_28=2, var_1_29=11/5, var_1_30=129/2, var_1_31=200, var_1_32=2, var_1_33=5, var_1_34=0, var_1_35=-8, var_1_36=81/5, var_1_4=41055, var_1_5=0, var_1_6=64, var_1_7=-192, var_1_8=31, var_1_9=201/2] [L144] var_1_26 = __VERIFIER_nondet_long() [L145] CALL assume_abort_if_not(var_1_26 >= -2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=256, var_1_17=257, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=-31, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_26=32767, var_1_27=-50, var_1_28=2, var_1_29=11/5, var_1_30=129/2, var_1_31=200, var_1_32=2, var_1_33=5, var_1_34=0, var_1_35=-8, var_1_36=81/5, var_1_4=41055, var_1_5=0, var_1_6=64, var_1_7=-192, var_1_8=31, var_1_9=201/2] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_26 >= -2147483647) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=256, var_1_17=257, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=-31, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_26=32767, var_1_27=-50, var_1_28=2, var_1_29=11/5, var_1_30=129/2, var_1_31=200, var_1_32=2, var_1_33=5, var_1_34=0, var_1_35=-8, var_1_36=81/5, var_1_4=41055, var_1_5=0, var_1_6=64, var_1_7=-192, var_1_8=31, var_1_9=201/2] [L146] CALL assume_abort_if_not(var_1_26 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=256, var_1_17=257, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=-31, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_26=32767, var_1_27=-50, var_1_28=2, var_1_29=11/5, var_1_30=129/2, var_1_31=200, var_1_32=2, var_1_33=5, var_1_34=0, var_1_35=-8, var_1_36=81/5, var_1_4=41055, var_1_5=0, var_1_6=64, var_1_7=-192, var_1_8=31, var_1_9=201/2] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_26 <= 2147483646) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=256, var_1_17=257, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=-31, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_26=32767, var_1_27=-50, var_1_28=2, var_1_29=11/5, var_1_30=129/2, var_1_31=200, var_1_32=2, var_1_33=5, var_1_34=0, var_1_35=-8, var_1_36=81/5, var_1_4=41055, var_1_5=0, var_1_6=64, var_1_7=-192, var_1_8=31, var_1_9=201/2] [L147] var_1_28 = __VERIFIER_nondet_short() [L148] CALL assume_abort_if_not(var_1_28 >= -32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=256, var_1_17=257, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=-31, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_26=32767, var_1_27=-50, var_1_28=32766, var_1_29=11/5, var_1_30=129/2, var_1_31=200, var_1_32=2, var_1_33=5, var_1_34=0, var_1_35=-8, var_1_36=81/5, var_1_4=41055, var_1_5=0, var_1_6=64, var_1_7=-192, var_1_8=31, var_1_9=201/2] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_28 >= -32767) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=256, var_1_17=257, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=-31, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_26=32767, var_1_27=-50, var_1_28=32766, var_1_29=11/5, var_1_30=129/2, var_1_31=200, var_1_32=2, var_1_33=5, var_1_34=0, var_1_35=-8, var_1_36=81/5, var_1_4=41055, var_1_5=0, var_1_6=64, var_1_7=-192, var_1_8=31, var_1_9=201/2] [L149] CALL assume_abort_if_not(var_1_28 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=256, var_1_17=257, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=-31, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_26=32767, var_1_27=-50, var_1_28=32766, var_1_29=11/5, var_1_30=129/2, var_1_31=200, var_1_32=2, var_1_33=5, var_1_34=0, var_1_35=-8, var_1_36=81/5, var_1_4=41055, var_1_5=0, var_1_6=64, var_1_7=-192, var_1_8=31, var_1_9=201/2] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_28 <= 32766) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=256, var_1_17=257, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=-31, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_26=32767, var_1_27=-50, var_1_28=32766, var_1_29=11/5, var_1_30=129/2, var_1_31=200, var_1_32=2, var_1_33=5, var_1_34=0, var_1_35=-8, var_1_36=81/5, var_1_4=41055, var_1_5=0, var_1_6=64, var_1_7=-192, var_1_8=31, var_1_9=201/2] [L150] var_1_30 = __VERIFIER_nondet_double() [L151] CALL assume_abort_if_not((var_1_30 >= -922337.2036854765600e+13F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 9223372.036854765600e+12F && var_1_30 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=256, var_1_17=257, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=-31, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_26=32767, var_1_27=-50, var_1_28=32766, var_1_29=11/5, var_1_31=200, var_1_32=2, var_1_33=5, var_1_34=0, var_1_35=-8, var_1_36=81/5, var_1_4=41055, var_1_5=0, var_1_6=64, var_1_7=-192, var_1_8=31, var_1_9=201/2] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not((var_1_30 >= -922337.2036854765600e+13F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 9223372.036854765600e+12F && var_1_30 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=256, var_1_17=257, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=-31, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_26=32767, var_1_27=-50, var_1_28=32766, var_1_29=11/5, var_1_31=200, var_1_32=2, var_1_33=5, var_1_34=0, var_1_35=-8, var_1_36=81/5, var_1_4=41055, var_1_5=0, var_1_6=64, var_1_7=-192, var_1_8=31, var_1_9=201/2] [L152] var_1_32 = __VERIFIER_nondet_ushort() [L153] CALL assume_abort_if_not(var_1_32 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=256, var_1_17=257, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=-31, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_26=32767, var_1_27=-50, var_1_28=32766, var_1_29=11/5, var_1_31=200, var_1_33=5, var_1_34=0, var_1_35=-8, var_1_36=81/5, var_1_4=41055, var_1_5=0, var_1_6=64, var_1_7=-192, var_1_8=31, var_1_9=201/2] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_32 >= 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=256, var_1_17=257, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=-31, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_26=32767, var_1_27=-50, var_1_28=32766, var_1_29=11/5, var_1_31=200, var_1_33=5, var_1_34=0, var_1_35=-8, var_1_36=81/5, var_1_4=41055, var_1_5=0, var_1_6=64, var_1_7=-192, var_1_8=31, var_1_9=201/2] [L154] CALL assume_abort_if_not(var_1_32 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=256, var_1_17=257, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=-31, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_26=32767, var_1_27=-50, var_1_28=32766, var_1_29=11/5, var_1_31=200, var_1_32=0, var_1_33=5, var_1_34=0, var_1_35=-8, var_1_36=81/5, var_1_4=41055, var_1_5=0, var_1_6=64, var_1_7=-192, var_1_8=31, var_1_9=201/2] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_32 <= 65534) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=256, var_1_17=257, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=-31, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_26=32767, var_1_27=-50, var_1_28=32766, var_1_29=11/5, var_1_31=200, var_1_32=0, var_1_33=5, var_1_34=0, var_1_35=-8, var_1_36=81/5, var_1_4=41055, var_1_5=0, var_1_6=64, var_1_7=-192, var_1_8=31, var_1_9=201/2] [L155] var_1_34 = __VERIFIER_nondet_uchar() [L156] CALL assume_abort_if_not(var_1_34 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=256, var_1_17=257, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=-31, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_26=32767, var_1_27=-50, var_1_28=32766, var_1_29=11/5, var_1_31=200, var_1_32=0, var_1_33=5, var_1_35=-8, var_1_36=81/5, var_1_4=41055, var_1_5=0, var_1_6=64, var_1_7=-192, var_1_8=31, var_1_9=201/2] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_34 >= 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=256, var_1_17=257, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=-31, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_26=32767, var_1_27=-50, var_1_28=32766, var_1_29=11/5, var_1_31=200, var_1_32=0, var_1_33=5, var_1_35=-8, var_1_36=81/5, var_1_4=41055, var_1_5=0, var_1_6=64, var_1_7=-192, var_1_8=31, var_1_9=201/2] [L157] CALL assume_abort_if_not(var_1_34 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=256, var_1_17=257, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=-31, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_26=32767, var_1_27=-50, var_1_28=32766, var_1_29=11/5, var_1_31=200, var_1_32=0, var_1_33=5, var_1_34=-2, var_1_35=-8, var_1_36=81/5, var_1_4=41055, var_1_5=0, var_1_6=64, var_1_7=-192, var_1_8=31, var_1_9=201/2] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_34 <= 254) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=256, var_1_17=257, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=-31, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_26=32767, var_1_27=-50, var_1_28=32766, var_1_29=11/5, var_1_31=200, var_1_32=0, var_1_33=5, var_1_34=-2, var_1_35=-8, var_1_36=81/5, var_1_4=41055, var_1_5=0, var_1_6=64, var_1_7=-192, var_1_8=31, var_1_9=201/2] [L173] RET updateVariables() [L174] CALL step() [L60] var_1_25 = var_1_26 [L61] var_1_27 = var_1_28 [L62] COND TRUE ! (var_1_27 >= var_1_25) [L63] var_1_29 = var_1_30 [L65] var_1_31 = var_1_32 [L66] var_1_33 = var_1_34 [L67] var_1_35 = var_1_33 [L68] var_1_36 = var_1_30 [L69] COND FALSE !(var_1_5 >= var_1_6) [L78] var_1_15 = var_1_17 [L80] unsigned char stepLocal_1 = var_1_15; [L81] unsigned char stepLocal_0 = var_1_15; [L82] COND TRUE var_1_17 || stepLocal_0 [L83] COND TRUE var_1_15 && stepLocal_1 [L84] var_1_18 = (var_1_11 + var_1_19) [L89] COND FALSE !((var_1_12 * ((((var_1_18) < (var_1_11)) ? (var_1_18) : (var_1_11)))) > (- var_1_18)) [L98] COND TRUE var_1_11 == var_1_18 [L99] var_1_20 = ((var_1_5 + var_1_21) + var_1_8) [L101] COND FALSE !(-32 < var_1_13) [L104] COND FALSE !((var_1_13 + ((((var_1_13) > (var_1_6)) ? (var_1_13) : (var_1_6)))) == var_1_5) [L107] var_1_9 = var_1_12 [L109] var_1_22 = var_1_12 [L110] var_1_23 = var_1_8 [L111] var_1_24 = var_1_6 [L174] RET step() [L175] CALL, EXPR property() [L165-L166] return (((((((((-32 < var_1_13) ? (var_1_1 == ((unsigned char) (((var_1_4 - var_1_5) + var_1_6) - (var_1_7 + ((((var_1_8) < 0 ) ? -(var_1_8) : (var_1_8))))))) : 1) && (((var_1_13 + ((((var_1_13) > (var_1_6)) ? (var_1_13) : (var_1_6)))) == var_1_5) ? (var_1_9 == ((float) ((4.5f + var_1_11) - var_1_12))) : (var_1_9 == ((float) var_1_12)))) && (((var_1_12 * ((((var_1_18) < (var_1_11)) ? (var_1_18) : (var_1_11)))) > (- var_1_18)) ? ((var_1_6 <= var_1_8) ? (var_1_15 ? (var_1_13 == ((signed short int) var_1_8)) : (var_1_13 == ((signed short int) var_1_5))) : 1) : 1)) && ((var_1_5 >= var_1_6) ? ((last_1_var_1_1 <= last_1_var_1_20) ? (var_1_15 == ((unsigned char) var_1_16)) : ((last_1_var_1_15 || var_1_16) ? (var_1_15 == ((unsigned char) var_1_17)) : 1)) : (var_1_15 == ((unsigned char) var_1_17)))) && ((var_1_17 || var_1_15) ? ((var_1_15 && var_1_15) ? (var_1_18 == ((float) (var_1_11 + var_1_19))) : (var_1_18 == ((float) var_1_19))) : 1)) && ((var_1_11 == var_1_18) ? (var_1_20 == ((signed char) ((var_1_5 + var_1_21) + var_1_8))) : 1)) && (var_1_22 == ((double) var_1_12))) && (var_1_23 == ((unsigned long int) var_1_8))) && (var_1_24 == ((unsigned long int) var_1_6)) ; [L175] RET, EXPR property() [L175] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_12=100000005, var_1_13=-32, var_1_15=257, var_1_16=256, var_1_17=257, var_1_18=1/4, var_1_19=1/4, var_1_1=2, var_1_20=0, var_1_21=-31, var_1_22=100000005, var_1_23=31, var_1_24=64, var_1_25=32767, var_1_26=32767, var_1_27=32766, var_1_28=32766, var_1_29=11/5, var_1_30=11/5, var_1_31=0, var_1_32=0, var_1_33=-2, var_1_34=-2, var_1_35=254, var_1_36=11/5, var_1_4=41055, var_1_5=0, var_1_6=64, var_1_7=-192, var_1_8=31, var_1_9=100000005] [L19] reach_error() VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_12=100000005, var_1_13=-32, var_1_15=257, var_1_16=256, var_1_17=257, var_1_18=1/4, var_1_19=1/4, var_1_1=2, var_1_20=0, var_1_21=-31, var_1_22=100000005, var_1_23=31, var_1_24=64, var_1_25=32767, var_1_26=32767, var_1_27=32766, var_1_28=32766, var_1_29=11/5, var_1_30=11/5, var_1_31=0, var_1_32=0, var_1_33=-2, var_1_34=-2, var_1_35=254, var_1_36=11/5, var_1_4=41055, var_1_5=0, var_1_6=64, var_1_7=-192, var_1_8=31, var_1_9=100000005] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 53 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 1, TraceHistogramMax: 28, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=53occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 104 NumberOfCodeBlocks, 104 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 [2024-11-02 12:33:00,699 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935ee2f-fe8d-45c2-adcb-c46ee84ea58f/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935ee2f-fe8d-45c2-adcb-c46ee84ea58f/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935ee2f-fe8d-45c2-adcb-c46ee84ea58f/bin/utaipan-verify-DbMuA5NWw2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935ee2f-fe8d-45c2-adcb-c46ee84ea58f/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935ee2f-fe8d-45c2-adcb-c46ee84ea58f/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-32.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935ee2f-fe8d-45c2-adcb-c46ee84ea58f/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935ee2f-fe8d-45c2-adcb-c46ee84ea58f/bin/utaipan-verify-DbMuA5NWw2 --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 9b04749154690a033f4bb847dc38e7d07f7822c377af2f6803cc692881b9dc38 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:33:03,482 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:33:03,583 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935ee2f-fe8d-45c2-adcb-c46ee84ea58f/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-02 12:33:03,588 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:33:03,590 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:33:03,643 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:33:03,644 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:33:03,644 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:33:03,645 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:33:03,647 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:33:03,647 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:33:03,648 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:33:03,648 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:33:03,648 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:33:03,649 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:33:03,649 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:33:03,650 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:33:03,650 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:33:03,655 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 12:33:03,655 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 12:33:03,655 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:33:03,656 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:33:03,656 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:33:03,657 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:33:03,657 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-02 12:33:03,657 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-02 12:33:03,658 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:33:03,658 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-02 12:33:03,658 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 12:33:03,659 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:33:03,660 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:33:03,660 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:33:03,660 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-02 12:33:03,661 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:33:03,661 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:33:03,661 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:33:03,662 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:33:03,663 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:33:03,663 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:33:03,664 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-02 12:33:03,665 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-02 12:33:03,666 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:33:03,667 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:33:03,667 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:33:03,667 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_d935ee2f-fe8d-45c2-adcb-c46ee84ea58f/bin/utaipan-verify-DbMuA5NWw2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935ee2f-fe8d-45c2-adcb-c46ee84ea58f/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9b04749154690a033f4bb847dc38e7d07f7822c377af2f6803cc692881b9dc38 [2024-11-02 12:33:04,085 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:33:04,120 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:33:04,123 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:33:04,125 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:33:04,126 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:33:04,127 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935ee2f-fe8d-45c2-adcb-c46ee84ea58f/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-32.i Unable to find full path for "g++" [2024-11-02 12:33:06,471 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:33:06,770 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:33:06,776 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935ee2f-fe8d-45c2-adcb-c46ee84ea58f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-32.i [2024-11-02 12:33:06,792 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935ee2f-fe8d-45c2-adcb-c46ee84ea58f/bin/utaipan-verify-DbMuA5NWw2/data/0ebede516/c5662b6c0ca749ec84105e7791eec4c7/FLAG37520b075 [2024-11-02 12:33:07,059 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935ee2f-fe8d-45c2-adcb-c46ee84ea58f/bin/utaipan-verify-DbMuA5NWw2/data/0ebede516/c5662b6c0ca749ec84105e7791eec4c7 [2024-11-02 12:33:07,065 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:33:07,066 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:33:07,067 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:33:07,068 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:33:07,076 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:33:07,076 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:33:07" (1/1) ... [2024-11-02 12:33:07,078 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ba3a906 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:07, skipping insertion in model container [2024-11-02 12:33:07,081 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:33:07" (1/1) ... [2024-11-02 12:33:07,120 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:33:07,350 WARN L251 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_d935ee2f-fe8d-45c2-adcb-c46ee84ea58f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-32.i[915,928] [2024-11-02 12:33:07,484 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:33:07,501 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:33:07,521 WARN L251 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_d935ee2f-fe8d-45c2-adcb-c46ee84ea58f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-32.i[915,928] [2024-11-02 12:33:07,566 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:33:07,591 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:33:07,592 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:07 WrapperNode [2024-11-02 12:33:07,592 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:33:07,593 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:33:07,593 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:33:07,594 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:33:07,602 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:07" (1/1) ... [2024-11-02 12:33:07,617 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:07" (1/1) ... [2024-11-02 12:33:07,671 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 183 [2024-11-02 12:33:07,672 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:33:07,672 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:33:07,672 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:33:07,673 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:33:07,681 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:07" (1/1) ... [2024-11-02 12:33:07,682 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:07" (1/1) ... [2024-11-02 12:33:07,686 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:07" (1/1) ... [2024-11-02 12:33:07,686 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:07" (1/1) ... [2024-11-02 12:33:07,697 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:07" (1/1) ... [2024-11-02 12:33:07,702 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:07" (1/1) ... [2024-11-02 12:33:07,704 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:07" (1/1) ... [2024-11-02 12:33:07,706 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:07" (1/1) ... [2024-11-02 12:33:07,710 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:33:07,711 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:33:07,711 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:33:07,711 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:33:07,712 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:07" (1/1) ... [2024-11-02 12:33:07,718 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:33:07,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935ee2f-fe8d-45c2-adcb-c46ee84ea58f/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:33:07,768 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935ee2f-fe8d-45c2-adcb-c46ee84ea58f/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:33:07,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935ee2f-fe8d-45c2-adcb-c46ee84ea58f/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:33:07,813 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:33:07,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-02 12:33:07,813 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-02 12:33:07,813 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-02 12:33:07,814 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:33:07,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:33:07,960 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:33:07,967 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:33:11,165 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-02 12:33:11,165 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:33:11,179 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:33:11,180 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-02 12:33:11,180 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:33:11 BoogieIcfgContainer [2024-11-02 12:33:11,180 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:33:11,183 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:33:11,183 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:33:11,186 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:33:11,187 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:33:07" (1/3) ... [2024-11-02 12:33:11,187 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3986dfed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:33:11, skipping insertion in model container [2024-11-02 12:33:11,188 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:07" (2/3) ... [2024-11-02 12:33:11,188 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3986dfed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:33:11, skipping insertion in model container [2024-11-02 12:33:11,188 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:33:11" (3/3) ... [2024-11-02 12:33:11,190 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-32.i [2024-11-02 12:33:11,208 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:33:11,208 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-02 12:33:11,273 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 12:33:11,290 INFO L333 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, 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;@bea836a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 12:33:11,291 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-02 12:33:11,296 INFO L276 IsEmpty]: Start isEmpty. Operand has 78 states, 47 states have (on average 1.3617021276595744) internal successors, (64), 48 states have internal predecessors, (64), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-02 12:33:11,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2024-11-02 12:33:11,309 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:33:11,310 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:33:11,310 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:33:11,316 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:33:11,316 INFO L85 PathProgramCache]: Analyzing trace with hash -653687819, now seen corresponding path program 1 times [2024-11-02 12:33:11,327 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:33:11,328 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1808841364] [2024-11-02 12:33:11,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:33:11,329 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 [2024-11-02 12:33:11,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935ee2f-fe8d-45c2-adcb-c46ee84ea58f/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:33:11,331 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935ee2f-fe8d-45c2-adcb-c46ee84ea58f/bin/utaipan-verify-DbMuA5NWw2/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) [2024-11-02 12:33:11,337 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935ee2f-fe8d-45c2-adcb-c46ee84ea58f/bin/utaipan-verify-DbMuA5NWw2/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 [2024-11-02 12:33:11,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:33:11,757 INFO L255 TraceCheckSpWp]: Trace formula consists of 295 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-02 12:33:11,768 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:33:11,817 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 614 proven. 0 refuted. 0 times theorem prover too weak. 898 trivial. 0 not checked. [2024-11-02 12:33:11,817 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:33:11,818 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:33:11,818 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1808841364] [2024-11-02 12:33:11,819 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1808841364] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:33:11,819 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:33:11,820 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-02 12:33:11,825 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1243786444] [2024-11-02 12:33:11,826 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:33:11,835 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-02 12:33:11,835 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:33:11,862 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-02 12:33:11,863 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-02 12:33:11,865 INFO L87 Difference]: Start difference. First operand has 78 states, 47 states have (on average 1.3617021276595744) internal successors, (64), 48 states have internal predecessors, (64), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-02 12:33:11,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:33:11,915 INFO L93 Difference]: Finished difference Result 149 states and 262 transitions. [2024-11-02 12:33:11,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-02 12:33:11,918 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 175 [2024-11-02 12:33:11,918 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:33:11,927 INFO L225 Difference]: With dead ends: 149 [2024-11-02 12:33:11,927 INFO L226 Difference]: Without dead ends: 74 [2024-11-02 12:33:11,931 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 174 GetRequests, 174 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-02 12:33:11,937 INFO L432 NwaCegarLoop]: 113 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 113 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-02 12:33:11,939 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 113 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-02 12:33:11,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2024-11-02 12:33:11,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74. [2024-11-02 12:33:11,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 44 states have (on average 1.2954545454545454) internal successors, (57), 44 states have internal predecessors, (57), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-02 12:33:12,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 113 transitions. [2024-11-02 12:33:12,002 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 113 transitions. Word has length 175 [2024-11-02 12:33:12,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:33:12,003 INFO L471 AbstractCegarLoop]: Abstraction has 74 states and 113 transitions. [2024-11-02 12:33:12,003 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-02 12:33:12,003 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 113 transitions. [2024-11-02 12:33:12,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2024-11-02 12:33:12,007 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:33:12,007 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:33:12,014 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935ee2f-fe8d-45c2-adcb-c46ee84ea58f/bin/utaipan-verify-DbMuA5NWw2/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 [2024-11-02 12:33:12,208 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935ee2f-fe8d-45c2-adcb-c46ee84ea58f/bin/utaipan-verify-DbMuA5NWw2/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 [2024-11-02 12:33:12,209 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:33:12,209 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:33:12,210 INFO L85 PathProgramCache]: Analyzing trace with hash 2017786809, now seen corresponding path program 1 times [2024-11-02 12:33:12,210 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:33:12,211 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [72112669] [2024-11-02 12:33:12,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:33:12,211 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 [2024-11-02 12:33:12,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935ee2f-fe8d-45c2-adcb-c46ee84ea58f/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:33:12,215 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935ee2f-fe8d-45c2-adcb-c46ee84ea58f/bin/utaipan-verify-DbMuA5NWw2/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) [2024-11-02 12:33:12,216 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935ee2f-fe8d-45c2-adcb-c46ee84ea58f/bin/utaipan-verify-DbMuA5NWw2/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 [2024-11-02 12:33:12,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:33:12,671 INFO L255 TraceCheckSpWp]: Trace formula consists of 295 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-02 12:33:12,686 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:33:14,047 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 798 proven. 72 refuted. 0 times theorem prover too weak. 642 trivial. 0 not checked. [2024-11-02 12:33:14,048 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-02 12:33:14,852 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 42 proven. 39 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2024-11-02 12:33:14,852 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:33:14,853 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [72112669] [2024-11-02 12:33:14,853 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [72112669] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-02 12:33:14,853 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [364094807] [2024-11-02 12:33:14,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:33:14,854 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-02 12:33:14,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935ee2f-fe8d-45c2-adcb-c46ee84ea58f/bin/utaipan-verify-DbMuA5NWw2/cvc4 [2024-11-02 12:33:14,857 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935ee2f-fe8d-45c2-adcb-c46ee84ea58f/bin/utaipan-verify-DbMuA5NWw2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-02 12:33:14,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935ee2f-fe8d-45c2-adcb-c46ee84ea58f/bin/utaipan-verify-DbMuA5NWw2/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-02 12:33:16,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:33:16,161 INFO L255 TraceCheckSpWp]: Trace formula consists of 295 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-02 12:33:16,174 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:33:17,229 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-11-02 12:33:17,230 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:33:17,230 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [364094807] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:33:17,231 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-02 12:33:17,231 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [10, 7] total 15 [2024-11-02 12:33:17,232 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [954103753] [2024-11-02 12:33:17,232 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:33:17,233 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-02 12:33:17,233 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:33:17,235 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-02 12:33:17,236 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=164, Unknown=0, NotChecked=0, Total=210 [2024-11-02 12:33:17,236 INFO L87 Difference]: Start difference. First operand 74 states and 113 transitions. Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 2 states have internal predecessors, (38), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-02 12:33:19,749 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-02 12:33:21,571 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.54s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-02 12:33:21,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:33:21,589 INFO L93 Difference]: Finished difference Result 216 states and 333 transitions. [2024-11-02 12:33:21,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-02 12:33:21,605 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 2 states have internal predecessors, (38), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 175 [2024-11-02 12:33:21,606 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:33:21,608 INFO L225 Difference]: With dead ends: 216 [2024-11-02 12:33:21,608 INFO L226 Difference]: Without dead ends: 145 [2024-11-02 12:33:21,609 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 522 GetRequests, 508 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=46, Invalid=164, Unknown=0, NotChecked=0, Total=210 [2024-11-02 12:33:21,614 INFO L432 NwaCegarLoop]: 110 mSDtfsCounter, 23 mSDsluCounter, 103 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 213 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2024-11-02 12:33:21,615 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 213 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 10 Invalid, 1 Unknown, 0 Unchecked, 4.3s Time] [2024-11-02 12:33:21,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2024-11-02 12:33:21,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 142. [2024-11-02 12:33:21,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 142 states, 83 states have (on average 1.2891566265060241) internal successors, (107), 83 states have internal predecessors, (107), 56 states have call successors, (56), 2 states have call predecessors, (56), 2 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2024-11-02 12:33:21,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 219 transitions. [2024-11-02 12:33:21,665 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 219 transitions. Word has length 175 [2024-11-02 12:33:21,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:33:21,667 INFO L471 AbstractCegarLoop]: Abstraction has 142 states and 219 transitions. [2024-11-02 12:33:21,667 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 2 states have internal predecessors, (38), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-02 12:33:21,667 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 219 transitions. [2024-11-02 12:33:21,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2024-11-02 12:33:21,670 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:33:21,671 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:33:21,680 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935ee2f-fe8d-45c2-adcb-c46ee84ea58f/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-02 12:33:21,877 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935ee2f-fe8d-45c2-adcb-c46ee84ea58f/bin/utaipan-verify-DbMuA5NWw2/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-02 12:33:22,071 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935ee2f-fe8d-45c2-adcb-c46ee84ea58f/bin/utaipan-verify-DbMuA5NWw2/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935ee2f-fe8d-45c2-adcb-c46ee84ea58f/bin/utaipan-verify-DbMuA5NWw2/cvc4 --incremental --print-success --lang smt [2024-11-02 12:33:22,072 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:33:22,072 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:33:22,073 INFO L85 PathProgramCache]: Analyzing trace with hash -502173125, now seen corresponding path program 1 times [2024-11-02 12:33:22,073 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:33:22,074 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1333045762] [2024-11-02 12:33:22,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:33:22,075 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 [2024-11-02 12:33:22,075 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935ee2f-fe8d-45c2-adcb-c46ee84ea58f/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:33:22,080 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935ee2f-fe8d-45c2-adcb-c46ee84ea58f/bin/utaipan-verify-DbMuA5NWw2/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) [2024-11-02 12:33:22,082 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935ee2f-fe8d-45c2-adcb-c46ee84ea58f/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-02 12:33:22,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:33:22,508 INFO L255 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-02 12:33:22,518 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:33:23,805 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 798 proven. 72 refuted. 0 times theorem prover too weak. 642 trivial. 0 not checked. [2024-11-02 12:33:23,806 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-02 12:33:24,817 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 42 proven. 39 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2024-11-02 12:33:24,817 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:33:24,818 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1333045762] [2024-11-02 12:33:24,818 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1333045762] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-02 12:33:24,818 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1003417] [2024-11-02 12:33:24,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:33:24,819 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-02 12:33:24,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935ee2f-fe8d-45c2-adcb-c46ee84ea58f/bin/utaipan-verify-DbMuA5NWw2/cvc4 [2024-11-02 12:33:24,822 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935ee2f-fe8d-45c2-adcb-c46ee84ea58f/bin/utaipan-verify-DbMuA5NWw2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-02 12:33:24,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935ee2f-fe8d-45c2-adcb-c46ee84ea58f/bin/utaipan-verify-DbMuA5NWw2/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-02 12:33:26,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:33:26,134 INFO L255 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-02 12:33:26,140 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:33:26,706 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 783 proven. 39 refuted. 0 times theorem prover too weak. 690 trivial. 0 not checked. [2024-11-02 12:33:26,706 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-02 12:33:27,287 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 42 proven. 39 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2024-11-02 12:33:27,288 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1003417] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-02 12:33:27,288 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [581888476] [2024-11-02 12:33:27,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:33:27,288 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-02 12:33:27,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935ee2f-fe8d-45c2-adcb-c46ee84ea58f/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:33:27,290 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935ee2f-fe8d-45c2-adcb-c46ee84ea58f/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-02 12:33:27,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935ee2f-fe8d-45c2-adcb-c46ee84ea58f/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-02 12:33:27,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:33:27,541 INFO L255 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-02 12:33:27,545 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:33:28,098 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 783 proven. 39 refuted. 0 times theorem prover too weak. 690 trivial. 0 not checked. [2024-11-02 12:33:28,099 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-02 12:33:28,738 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 42 proven. 39 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2024-11-02 12:33:28,739 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [581888476] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-02 12:33:28,739 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2024-11-02 12:33:28,739 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 7, 7, 7, 7, 7] total 14 [2024-11-02 12:33:28,739 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [429575584] [2024-11-02 12:33:28,740 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2024-11-02 12:33:28,742 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-02 12:33:28,744 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:33:28,745 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-02 12:33:28,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2024-11-02 12:33:28,746 INFO L87 Difference]: Start difference. First operand 142 states and 219 transitions. Second operand has 14 states, 14 states have (on average 4.714285714285714) internal successors, (66), 14 states have internal predecessors, (66), 3 states have call successors, (53), 3 states have call predecessors, (53), 6 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55)