./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-76.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 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_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-76.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f2879a931d1ed00e118c628fbfcb8bf4baeb28965dcae781e8eb9c674c5c0588 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 18:40:17,833 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 18:40:17,943 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-08 18:40:17,951 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 18:40:17,952 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 18:40:17,996 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 18:40:17,996 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 18:40:17,997 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 18:40:17,998 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 18:40:18,001 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 18:40:18,001 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 18:40:18,002 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 18:40:18,002 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 18:40:18,003 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 18:40:18,003 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 18:40:18,004 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 18:40:18,004 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 18:40:18,004 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 18:40:18,009 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 18:40:18,009 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 18:40:18,009 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 18:40:18,013 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 18:40:18,013 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 18:40:18,013 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 18:40:18,014 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 18:40:18,014 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 18:40:18,014 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 18:40:18,014 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 18:40:18,015 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 18:40:18,015 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 18:40:18,015 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 18:40:18,016 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 18:40:18,016 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 18:40:18,016 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 18:40:18,017 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 18:40:18,018 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 18:40:18,018 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 18:40:18,019 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 18:40:18,019 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 18:40:18,020 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 18:40:18,020 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 18:40:18,021 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 18:40:18,021 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f2879a931d1ed00e118c628fbfcb8bf4baeb28965dcae781e8eb9c674c5c0588 [2024-11-08 18:40:18,352 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 18:40:18,410 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 18:40:18,413 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 18:40:18,415 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 18:40:18,415 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 18:40:18,417 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-76.i Unable to find full path for "g++" [2024-11-08 18:40:20,672 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 18:40:20,998 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 18:40:20,999 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-76.i [2024-11-08 18:40:21,024 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/data/a89c4f4ab/950c96d1452d4aac8d828b904451bd03/FLAG469d4a7cc [2024-11-08 18:40:21,051 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/data/a89c4f4ab/950c96d1452d4aac8d828b904451bd03 [2024-11-08 18:40:21,055 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 18:40:21,057 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 18:40:21,059 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 18:40:21,059 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 18:40:21,067 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 18:40:21,068 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:40:21" (1/1) ... [2024-11-08 18:40:21,070 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5497ec2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:40:21, skipping insertion in model container [2024-11-08 18:40:21,072 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:40:21" (1/1) ... [2024-11-08 18:40:21,119 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 18:40:21,353 WARN L250 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_ce25aabf-643a-4bd4-b9ff-013cc99cf056/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-76.i[919,932] [2024-11-08 18:40:21,477 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 18:40:21,490 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 18:40:21,505 WARN L250 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_ce25aabf-643a-4bd4-b9ff-013cc99cf056/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-76.i[919,932] [2024-11-08 18:40:21,591 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 18:40:21,622 INFO L204 MainTranslator]: Completed translation [2024-11-08 18:40:21,623 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:40:21 WrapperNode [2024-11-08 18:40:21,623 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 18:40:21,625 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 18:40:21,625 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 18:40:21,625 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 18:40:21,636 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:40:21" (1/1) ... [2024-11-08 18:40:21,659 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:40:21" (1/1) ... [2024-11-08 18:40:21,738 INFO L138 Inliner]: procedures = 26, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 226 [2024-11-08 18:40:21,739 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 18:40:21,739 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 18:40:21,740 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 18:40:21,740 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 18:40:21,761 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:40:21" (1/1) ... [2024-11-08 18:40:21,762 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:40:21" (1/1) ... [2024-11-08 18:40:21,768 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:40:21" (1/1) ... [2024-11-08 18:40:21,793 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-08 18:40:21,794 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:40:21" (1/1) ... [2024-11-08 18:40:21,794 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:40:21" (1/1) ... [2024-11-08 18:40:21,808 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:40:21" (1/1) ... [2024-11-08 18:40:21,813 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:40:21" (1/1) ... [2024-11-08 18:40:21,817 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:40:21" (1/1) ... [2024-11-08 18:40:21,820 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:40:21" (1/1) ... [2024-11-08 18:40:21,826 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 18:40:21,827 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 18:40:21,827 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 18:40:21,828 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 18:40:21,829 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:40:21" (1/1) ... [2024-11-08 18:40:21,837 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 18:40:21,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:40:21,872 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 18:40:21,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 18:40:21,927 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 18:40:21,927 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 18:40:21,929 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 18:40:21,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-08 18:40:21,929 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 18:40:21,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 18:40:22,094 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 18:40:22,099 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 18:40:22,730 INFO L? ?]: Removed 17 outVars from TransFormulas that were not future-live. [2024-11-08 18:40:22,730 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 18:40:22,755 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 18:40:22,757 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 18:40:22,757 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:40:22 BoogieIcfgContainer [2024-11-08 18:40:22,757 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 18:40:22,760 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 18:40:22,762 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 18:40:22,767 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 18:40:22,767 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 06:40:21" (1/3) ... [2024-11-08 18:40:22,769 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d7cad1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:40:22, skipping insertion in model container [2024-11-08 18:40:22,770 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:40:21" (2/3) ... [2024-11-08 18:40:22,771 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d7cad1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:40:22, skipping insertion in model container [2024-11-08 18:40:22,772 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:40:22" (3/3) ... [2024-11-08 18:40:22,773 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-co_file-76.i [2024-11-08 18:40:22,796 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 18:40:22,796 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 18:40:22,886 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 18:40:22,893 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=PETRI_NET, 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;@497397a3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 18:40:22,893 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 18:40:22,898 INFO L276 IsEmpty]: Start isEmpty. Operand has 95 states, 70 states have (on average 1.5142857142857142) internal successors, (106), 71 states have internal predecessors, (106), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-08 18:40:22,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-08 18:40:22,914 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:40:22,915 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:40:22,915 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:40:22,921 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:40:22,922 INFO L85 PathProgramCache]: Analyzing trace with hash 575470143, now seen corresponding path program 1 times [2024-11-08 18:40:22,933 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:40:22,934 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [670523727] [2024-11-08 18:40:22,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:40:22,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:40:23,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:23,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 18:40:23,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:23,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 18:40:23,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:23,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 18:40:23,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:23,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-08 18:40:23,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:23,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 18:40:23,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:23,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-08 18:40:23,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:23,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-08 18:40:23,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:23,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-08 18:40:23,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:23,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 18:40:23,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:23,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 18:40:23,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:23,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-08 18:40:23,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:23,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-08 18:40:23,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:23,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 18:40:23,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:23,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-08 18:40:23,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:23,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-08 18:40:23,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:23,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-08 18:40:23,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:23,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-08 18:40:23,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:23,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-08 18:40:23,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:23,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-08 18:40:23,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:23,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-08 18:40:23,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:23,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-08 18:40:23,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:23,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 18:40:23,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:23,585 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-08 18:40:23,585 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:40:23,586 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [670523727] [2024-11-08 18:40:23,587 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [670523727] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:40:23,587 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:40:23,588 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 18:40:23,590 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1537943239] [2024-11-08 18:40:23,591 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:40:23,595 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 18:40:23,596 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:40:23,635 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 18:40:23,636 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 18:40:23,640 INFO L87 Difference]: Start difference. First operand has 95 states, 70 states have (on average 1.5142857142857142) internal successors, (106), 71 states have internal predecessors, (106), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) Second operand has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-08 18:40:23,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:40:23,681 INFO L93 Difference]: Finished difference Result 178 states and 308 transitions. [2024-11-08 18:40:23,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 18:40:23,684 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 2 states have call successors, (22) Word has length 154 [2024-11-08 18:40:23,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:40:23,694 INFO L225 Difference]: With dead ends: 178 [2024-11-08 18:40:23,694 INFO L226 Difference]: Without dead ends: 86 [2024-11-08 18:40:23,698 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 18:40:23,702 INFO L432 NwaCegarLoop]: 132 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, 132 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 [2024-11-08 18:40:23,704 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 132 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 18:40:23,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2024-11-08 18:40:23,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2024-11-08 18:40:23,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 62 states have (on average 1.4193548387096775) internal successors, (88), 62 states have internal predecessors, (88), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-08 18:40:23,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 132 transitions. [2024-11-08 18:40:23,769 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 132 transitions. Word has length 154 [2024-11-08 18:40:23,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:40:23,774 INFO L471 AbstractCegarLoop]: Abstraction has 86 states and 132 transitions. [2024-11-08 18:40:23,774 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-08 18:40:23,774 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 132 transitions. [2024-11-08 18:40:23,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-08 18:40:23,781 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:40:23,782 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:40:23,782 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 18:40:23,783 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:40:23,784 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:40:23,784 INFO L85 PathProgramCache]: Analyzing trace with hash -922377225, now seen corresponding path program 1 times [2024-11-08 18:40:23,785 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:40:23,785 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [359627164] [2024-11-08 18:40:23,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:40:23,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:40:23,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:24,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 18:40:24,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:24,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 18:40:24,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:24,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 18:40:24,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:24,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-08 18:40:24,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:24,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 18:40:24,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:24,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-08 18:40:24,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:24,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-08 18:40:24,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:24,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-08 18:40:24,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:24,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 18:40:24,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:24,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 18:40:24,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:24,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-08 18:40:24,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:24,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-08 18:40:24,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:24,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 18:40:24,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:24,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-08 18:40:24,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:24,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-08 18:40:24,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:24,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-08 18:40:24,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:24,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-08 18:40:24,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:24,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-08 18:40:24,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:24,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-08 18:40:24,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:24,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-08 18:40:24,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:24,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-08 18:40:24,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:24,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 18:40:24,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:24,398 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-08 18:40:24,399 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:40:24,399 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [359627164] [2024-11-08 18:40:24,400 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [359627164] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:40:24,401 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:40:24,401 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 18:40:24,401 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [278366247] [2024-11-08 18:40:24,401 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:40:24,403 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 18:40:24,403 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:40:24,404 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 18:40:24,406 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:40:24,406 INFO L87 Difference]: Start difference. First operand 86 states and 132 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-08 18:40:24,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:40:24,540 INFO L93 Difference]: Finished difference Result 252 states and 390 transitions. [2024-11-08 18:40:24,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 18:40:24,545 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 154 [2024-11-08 18:40:24,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:40:24,548 INFO L225 Difference]: With dead ends: 252 [2024-11-08 18:40:24,548 INFO L226 Difference]: Without dead ends: 169 [2024-11-08 18:40:24,550 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:40:24,557 INFO L432 NwaCegarLoop]: 124 mSDtfsCounter, 89 mSDsluCounter, 119 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 89 SdHoareTripleChecker+Valid, 243 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 18:40:24,558 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [89 Valid, 243 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 18:40:24,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2024-11-08 18:40:24,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 167. [2024-11-08 18:40:24,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 167 states, 120 states have (on average 1.425) internal successors, (171), 120 states have internal predecessors, (171), 44 states have call successors, (44), 2 states have call predecessors, (44), 2 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2024-11-08 18:40:24,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 259 transitions. [2024-11-08 18:40:24,600 INFO L78 Accepts]: Start accepts. Automaton has 167 states and 259 transitions. Word has length 154 [2024-11-08 18:40:24,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:40:24,602 INFO L471 AbstractCegarLoop]: Abstraction has 167 states and 259 transitions. [2024-11-08 18:40:24,602 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-08 18:40:24,602 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 259 transitions. [2024-11-08 18:40:24,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-08 18:40:24,605 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:40:24,606 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:40:24,606 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-08 18:40:24,606 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:40:24,607 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:40:24,607 INFO L85 PathProgramCache]: Analyzing trace with hash -781828615, now seen corresponding path program 1 times [2024-11-08 18:40:24,607 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:40:24,607 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [595193319] [2024-11-08 18:40:24,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:40:24,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:40:24,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:24,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 18:40:24,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:24,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 18:40:24,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:24,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 18:40:24,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:24,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-08 18:40:24,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:24,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 18:40:24,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:24,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-08 18:40:24,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:24,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-08 18:40:24,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:24,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-08 18:40:24,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:24,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 18:40:24,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:24,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 18:40:24,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:24,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-08 18:40:24,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:24,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-08 18:40:24,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:24,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 18:40:24,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:24,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-08 18:40:24,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:24,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-08 18:40:24,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:24,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-08 18:40:24,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:24,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-08 18:40:24,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:24,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-08 18:40:24,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:24,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-08 18:40:24,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:25,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-08 18:40:25,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:25,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-08 18:40:25,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:25,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 18:40:25,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:25,034 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-08 18:40:25,034 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:40:25,035 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [595193319] [2024-11-08 18:40:25,037 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [595193319] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:40:25,037 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:40:25,037 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 18:40:25,038 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1671838324] [2024-11-08 18:40:25,038 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:40:25,038 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 18:40:25,039 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:40:25,040 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 18:40:25,041 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 18:40:25,042 INFO L87 Difference]: Start difference. First operand 167 states and 259 transitions. Second operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-08 18:40:25,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:40:25,311 INFO L93 Difference]: Finished difference Result 333 states and 516 transitions. [2024-11-08 18:40:25,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 18:40:25,312 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 154 [2024-11-08 18:40:25,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:40:25,315 INFO L225 Difference]: With dead ends: 333 [2024-11-08 18:40:25,315 INFO L226 Difference]: Without dead ends: 169 [2024-11-08 18:40:25,317 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-08 18:40:25,318 INFO L432 NwaCegarLoop]: 125 mSDtfsCounter, 78 mSDsluCounter, 195 mSDsCounter, 0 mSdLazyCounter, 73 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 78 SdHoareTripleChecker+Valid, 320 SdHoareTripleChecker+Invalid, 73 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 73 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 18:40:25,319 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [78 Valid, 320 Invalid, 73 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 73 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 18:40:25,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2024-11-08 18:40:25,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 167. [2024-11-08 18:40:25,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 167 states, 120 states have (on average 1.4166666666666667) internal successors, (170), 120 states have internal predecessors, (170), 44 states have call successors, (44), 2 states have call predecessors, (44), 2 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2024-11-08 18:40:25,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 258 transitions. [2024-11-08 18:40:25,355 INFO L78 Accepts]: Start accepts. Automaton has 167 states and 258 transitions. Word has length 154 [2024-11-08 18:40:25,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:40:25,360 INFO L471 AbstractCegarLoop]: Abstraction has 167 states and 258 transitions. [2024-11-08 18:40:25,360 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-08 18:40:25,361 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 258 transitions. [2024-11-08 18:40:25,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-08 18:40:25,383 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:40:25,384 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:40:25,385 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-08 18:40:25,385 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:40:25,385 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:40:25,386 INFO L85 PathProgramCache]: Analyzing trace with hash -1792945865, now seen corresponding path program 1 times [2024-11-08 18:40:25,386 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:40:25,386 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1459794111] [2024-11-08 18:40:25,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:40:25,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:40:25,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:25,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 18:40:25,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:25,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 18:40:25,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:25,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 18:40:25,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:25,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-08 18:40:25,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:25,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 18:40:25,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:25,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-08 18:40:25,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:25,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-08 18:40:25,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:25,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-08 18:40:25,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:25,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 18:40:25,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:25,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 18:40:25,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:25,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-08 18:40:25,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:25,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-08 18:40:25,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:25,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 18:40:25,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:25,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-08 18:40:25,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:25,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-08 18:40:25,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:25,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-08 18:40:25,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:25,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-08 18:40:25,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:25,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-08 18:40:25,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:25,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-08 18:40:25,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:25,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-08 18:40:25,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:25,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-08 18:40:25,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:25,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 18:40:25,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:25,951 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-08 18:40:25,951 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:40:25,952 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1459794111] [2024-11-08 18:40:25,952 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1459794111] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:40:25,952 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:40:25,952 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 18:40:25,953 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [46262653] [2024-11-08 18:40:25,953 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:40:25,954 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 18:40:25,954 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:40:25,955 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 18:40:25,955 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:40:25,956 INFO L87 Difference]: Start difference. First operand 167 states and 258 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-08 18:40:26,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:40:26,070 INFO L93 Difference]: Finished difference Result 407 states and 633 transitions. [2024-11-08 18:40:26,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 18:40:26,071 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 154 [2024-11-08 18:40:26,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:40:26,074 INFO L225 Difference]: With dead ends: 407 [2024-11-08 18:40:26,079 INFO L226 Difference]: Without dead ends: 243 [2024-11-08 18:40:26,080 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:40:26,085 INFO L432 NwaCegarLoop]: 123 mSDtfsCounter, 63 mSDsluCounter, 111 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 63 SdHoareTripleChecker+Valid, 234 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 18:40:26,085 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [63 Valid, 234 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 18:40:26,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 243 states. [2024-11-08 18:40:26,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 243 to 213. [2024-11-08 18:40:26,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 213 states, 143 states have (on average 1.3706293706293706) internal successors, (196), 143 states have internal predecessors, (196), 66 states have call successors, (66), 3 states have call predecessors, (66), 3 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2024-11-08 18:40:26,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 328 transitions. [2024-11-08 18:40:26,136 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 328 transitions. Word has length 154 [2024-11-08 18:40:26,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:40:26,140 INFO L471 AbstractCegarLoop]: Abstraction has 213 states and 328 transitions. [2024-11-08 18:40:26,140 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-08 18:40:26,140 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 328 transitions. [2024-11-08 18:40:26,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2024-11-08 18:40:26,146 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:40:26,147 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:40:26,147 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-08 18:40:26,147 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:40:26,148 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:40:26,151 INFO L85 PathProgramCache]: Analyzing trace with hash 1995554327, now seen corresponding path program 1 times [2024-11-08 18:40:26,151 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:40:26,151 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2031346409] [2024-11-08 18:40:26,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:40:26,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:40:26,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:26,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 18:40:26,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:26,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 18:40:26,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:26,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 18:40:26,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:26,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-08 18:40:26,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:26,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 18:40:26,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:26,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-08 18:40:26,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:26,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-08 18:40:26,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:26,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-08 18:40:26,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:26,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 18:40:26,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:26,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 18:40:26,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:26,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-08 18:40:26,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:26,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-08 18:40:26,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:26,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 18:40:26,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:26,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-08 18:40:26,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:26,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-08 18:40:26,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:26,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-08 18:40:26,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:26,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-08 18:40:26,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:26,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-08 18:40:26,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:26,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-08 18:40:26,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:26,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-08 18:40:26,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:26,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-08 18:40:26,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:26,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 18:40:26,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:26,628 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-08 18:40:26,628 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:40:26,628 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2031346409] [2024-11-08 18:40:26,630 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2031346409] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:40:26,631 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:40:26,631 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 18:40:26,631 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1773729898] [2024-11-08 18:40:26,631 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:40:26,632 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 18:40:26,632 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:40:26,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 18:40:26,635 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-08 18:40:26,636 INFO L87 Difference]: Start difference. First operand 213 states and 328 transitions. Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-08 18:40:27,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:40:27,057 INFO L93 Difference]: Finished difference Result 587 states and 917 transitions. [2024-11-08 18:40:27,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 18:40:27,058 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 155 [2024-11-08 18:40:27,059 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:40:27,066 INFO L225 Difference]: With dead ends: 587 [2024-11-08 18:40:27,066 INFO L226 Difference]: Without dead ends: 423 [2024-11-08 18:40:27,071 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-08 18:40:27,073 INFO L432 NwaCegarLoop]: 119 mSDtfsCounter, 228 mSDsluCounter, 295 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 68 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 228 SdHoareTripleChecker+Valid, 414 SdHoareTripleChecker+Invalid, 173 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 68 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-08 18:40:27,073 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [228 Valid, 414 Invalid, 173 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [68 Valid, 105 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-08 18:40:27,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 423 states. [2024-11-08 18:40:27,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 423 to 375. [2024-11-08 18:40:27,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 375 states, 259 states have (on average 1.38996138996139) internal successors, (360), 259 states have internal predecessors, (360), 110 states have call successors, (110), 5 states have call predecessors, (110), 5 states have return successors, (110), 110 states have call predecessors, (110), 110 states have call successors, (110) [2024-11-08 18:40:27,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 375 states and 580 transitions. [2024-11-08 18:40:27,166 INFO L78 Accepts]: Start accepts. Automaton has 375 states and 580 transitions. Word has length 155 [2024-11-08 18:40:27,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:40:27,167 INFO L471 AbstractCegarLoop]: Abstraction has 375 states and 580 transitions. [2024-11-08 18:40:27,167 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-08 18:40:27,168 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 580 transitions. [2024-11-08 18:40:27,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2024-11-08 18:40:27,170 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:40:27,171 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:40:27,171 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-08 18:40:27,171 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:40:27,172 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:40:27,172 INFO L85 PathProgramCache]: Analyzing trace with hash -1876711143, now seen corresponding path program 1 times [2024-11-08 18:40:27,172 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:40:27,173 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [264568766] [2024-11-08 18:40:27,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:40:27,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:40:27,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:27,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 18:40:27,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:27,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 18:40:27,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:27,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 18:40:27,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:27,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-08 18:40:27,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:27,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 18:40:27,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:27,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-08 18:40:27,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:27,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-08 18:40:27,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:27,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-08 18:40:27,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:27,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 18:40:27,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:27,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 18:40:27,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:27,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-08 18:40:27,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:27,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-08 18:40:27,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:27,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 18:40:27,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:27,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-08 18:40:27,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:27,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-08 18:40:27,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:27,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-08 18:40:27,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:27,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-08 18:40:27,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:27,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-08 18:40:28,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:28,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-08 18:40:28,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:28,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-08 18:40:28,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:28,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-08 18:40:28,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:28,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 18:40:28,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:28,044 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-08 18:40:28,045 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:40:28,045 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [264568766] [2024-11-08 18:40:28,045 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [264568766] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:40:28,046 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:40:28,046 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-08 18:40:28,047 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [969091879] [2024-11-08 18:40:28,047 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:40:28,048 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 18:40:28,049 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:40:28,050 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 18:40:28,050 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-08 18:40:28,051 INFO L87 Difference]: Start difference. First operand 375 states and 580 transitions. Second operand has 6 states, 6 states have (on average 8.0) internal successors, (48), 6 states have internal predecessors, (48), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-08 18:40:28,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:40:28,806 INFO L93 Difference]: Finished difference Result 841 states and 1300 transitions. [2024-11-08 18:40:28,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 18:40:28,808 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 6 states have internal predecessors, (48), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 155 [2024-11-08 18:40:28,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:40:28,813 INFO L225 Difference]: With dead ends: 841 [2024-11-08 18:40:28,813 INFO L226 Difference]: Without dead ends: 515 [2024-11-08 18:40:28,815 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2024-11-08 18:40:28,816 INFO L432 NwaCegarLoop]: 105 mSDtfsCounter, 282 mSDsluCounter, 335 mSDsCounter, 0 mSdLazyCounter, 221 mSolverCounterSat, 71 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 282 SdHoareTripleChecker+Valid, 440 SdHoareTripleChecker+Invalid, 292 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 221 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-08 18:40:28,817 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [282 Valid, 440 Invalid, 292 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 221 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-08 18:40:28,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 515 states. [2024-11-08 18:40:28,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 515 to 380. [2024-11-08 18:40:28,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 380 states, 264 states have (on average 1.3901515151515151) internal successors, (367), 264 states have internal predecessors, (367), 110 states have call successors, (110), 5 states have call predecessors, (110), 5 states have return successors, (110), 110 states have call predecessors, (110), 110 states have call successors, (110) [2024-11-08 18:40:28,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 380 states and 587 transitions. [2024-11-08 18:40:28,914 INFO L78 Accepts]: Start accepts. Automaton has 380 states and 587 transitions. Word has length 155 [2024-11-08 18:40:28,914 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:40:28,915 INFO L471 AbstractCegarLoop]: Abstraction has 380 states and 587 transitions. [2024-11-08 18:40:28,915 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 6 states have internal predecessors, (48), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-08 18:40:28,915 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 587 transitions. [2024-11-08 18:40:28,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-11-08 18:40:28,919 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:40:28,919 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:40:28,920 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-08 18:40:28,920 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:40:28,921 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:40:28,921 INFO L85 PathProgramCache]: Analyzing trace with hash 988943798, now seen corresponding path program 1 times [2024-11-08 18:40:28,922 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:40:28,922 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [864270991] [2024-11-08 18:40:28,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:40:28,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:40:28,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:29,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 18:40:29,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:29,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 18:40:29,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:29,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 18:40:29,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:29,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-08 18:40:29,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:29,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 18:40:29,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:29,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-08 18:40:29,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:29,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-08 18:40:29,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:29,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-08 18:40:29,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:29,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 18:40:29,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:29,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 18:40:29,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:29,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-08 18:40:29,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:29,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-08 18:40:29,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:29,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 18:40:29,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:29,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-08 18:40:29,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:29,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-08 18:40:29,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:29,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-08 18:40:29,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:29,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-08 18:40:29,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:29,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-08 18:40:29,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:29,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-08 18:40:29,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:29,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-08 18:40:29,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:29,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-08 18:40:29,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:29,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 18:40:29,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:29,357 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-08 18:40:29,358 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:40:29,358 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [864270991] [2024-11-08 18:40:29,358 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [864270991] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:40:29,358 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:40:29,359 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-08 18:40:29,359 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2106953199] [2024-11-08 18:40:29,359 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:40:29,360 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 18:40:29,360 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:40:29,361 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 18:40:29,361 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-08 18:40:29,361 INFO L87 Difference]: Start difference. First operand 380 states and 587 transitions. Second operand has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 6 states have internal predecessors, (49), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-08 18:40:30,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:40:30,438 INFO L93 Difference]: Finished difference Result 1566 states and 2451 transitions. [2024-11-08 18:40:30,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 18:40:30,440 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 6 states have internal predecessors, (49), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 156 [2024-11-08 18:40:30,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:40:30,449 INFO L225 Difference]: With dead ends: 1566 [2024-11-08 18:40:30,449 INFO L226 Difference]: Without dead ends: 1240 [2024-11-08 18:40:30,452 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2024-11-08 18:40:30,453 INFO L432 NwaCegarLoop]: 179 mSDtfsCounter, 552 mSDsluCounter, 482 mSDsCounter, 0 mSdLazyCounter, 245 mSolverCounterSat, 160 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 552 SdHoareTripleChecker+Valid, 661 SdHoareTripleChecker+Invalid, 405 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 160 IncrementalHoareTripleChecker+Valid, 245 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-08 18:40:30,453 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [552 Valid, 661 Invalid, 405 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [160 Valid, 245 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-08 18:40:30,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1240 states. [2024-11-08 18:40:30,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1240 to 1028. [2024-11-08 18:40:30,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1028 states, 728 states have (on average 1.3997252747252746) internal successors, (1019), 728 states have internal predecessors, (1019), 286 states have call successors, (286), 13 states have call predecessors, (286), 13 states have return successors, (286), 286 states have call predecessors, (286), 286 states have call successors, (286) [2024-11-08 18:40:30,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1028 states to 1028 states and 1591 transitions. [2024-11-08 18:40:30,635 INFO L78 Accepts]: Start accepts. Automaton has 1028 states and 1591 transitions. Word has length 156 [2024-11-08 18:40:30,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:40:30,636 INFO L471 AbstractCegarLoop]: Abstraction has 1028 states and 1591 transitions. [2024-11-08 18:40:30,636 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 6 states have internal predecessors, (49), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-08 18:40:30,636 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states and 1591 transitions. [2024-11-08 18:40:30,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-11-08 18:40:30,639 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:40:30,639 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:40:30,639 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-08 18:40:30,639 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:40:30,640 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:40:30,640 INFO L85 PathProgramCache]: Analyzing trace with hash -1717675596, now seen corresponding path program 1 times [2024-11-08 18:40:30,640 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:40:30,640 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1149380635] [2024-11-08 18:40:30,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:40:30,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:40:30,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:30,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 18:40:30,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:30,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 18:40:30,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:30,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 18:40:30,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:30,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-08 18:40:30,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:31,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 18:40:31,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:31,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-08 18:40:31,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:31,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-08 18:40:31,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:31,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-08 18:40:31,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:31,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 18:40:31,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:31,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 18:40:31,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:31,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-08 18:40:31,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:31,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-08 18:40:31,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:31,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 18:40:31,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:31,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-08 18:40:31,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:31,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-08 18:40:31,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:31,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-08 18:40:31,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:31,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-08 18:40:31,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:31,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-08 18:40:31,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:31,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-08 18:40:31,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:31,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-08 18:40:31,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:31,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-08 18:40:31,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:31,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 18:40:31,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:31,124 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-08 18:40:31,124 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:40:31,125 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1149380635] [2024-11-08 18:40:31,125 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1149380635] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:40:31,125 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:40:31,125 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 18:40:31,125 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1450455092] [2024-11-08 18:40:31,126 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:40:31,126 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 18:40:31,126 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:40:31,127 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 18:40:31,127 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 18:40:31,128 INFO L87 Difference]: Start difference. First operand 1028 states and 1591 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-08 18:40:31,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:40:31,851 INFO L93 Difference]: Finished difference Result 1944 states and 3028 transitions. [2024-11-08 18:40:31,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 18:40:31,852 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 156 [2024-11-08 18:40:31,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:40:31,860 INFO L225 Difference]: With dead ends: 1944 [2024-11-08 18:40:31,860 INFO L226 Difference]: Without dead ends: 970 [2024-11-08 18:40:31,864 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-11-08 18:40:31,865 INFO L432 NwaCegarLoop]: 107 mSDtfsCounter, 236 mSDsluCounter, 218 mSDsCounter, 0 mSdLazyCounter, 209 mSolverCounterSat, 72 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 236 SdHoareTripleChecker+Valid, 325 SdHoareTripleChecker+Invalid, 281 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 72 IncrementalHoareTripleChecker+Valid, 209 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-08 18:40:31,866 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [236 Valid, 325 Invalid, 281 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 209 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-08 18:40:31,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 970 states. [2024-11-08 18:40:31,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 970 to 870. [2024-11-08 18:40:31,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 870 states, 616 states have (on average 1.4090909090909092) internal successors, (868), 616 states have internal predecessors, (868), 242 states have call successors, (242), 11 states have call predecessors, (242), 11 states have return successors, (242), 242 states have call predecessors, (242), 242 states have call successors, (242) [2024-11-08 18:40:31,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 870 states to 870 states and 1352 transitions. [2024-11-08 18:40:31,990 INFO L78 Accepts]: Start accepts. Automaton has 870 states and 1352 transitions. Word has length 156 [2024-11-08 18:40:31,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:40:31,991 INFO L471 AbstractCegarLoop]: Abstraction has 870 states and 1352 transitions. [2024-11-08 18:40:31,991 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-08 18:40:31,991 INFO L276 IsEmpty]: Start isEmpty. Operand 870 states and 1352 transitions. [2024-11-08 18:40:31,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-11-08 18:40:31,994 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:40:31,994 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:40:31,994 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-08 18:40:31,994 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:40:31,995 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:40:31,995 INFO L85 PathProgramCache]: Analyzing trace with hash 353844317, now seen corresponding path program 1 times [2024-11-08 18:40:31,995 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:40:31,995 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [87055766] [2024-11-08 18:40:31,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:40:31,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:40:32,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:32,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 18:40:32,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:32,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 18:40:32,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:32,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 18:40:32,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:32,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-08 18:40:32,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:32,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 18:40:32,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:32,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-08 18:40:32,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:32,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-08 18:40:32,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:32,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-08 18:40:32,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:32,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 18:40:32,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:32,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 18:40:32,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:32,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-08 18:40:32,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:32,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-08 18:40:32,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:32,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 18:40:32,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:32,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-08 18:40:32,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:32,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-08 18:40:32,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:32,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-08 18:40:32,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:32,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-08 18:40:32,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:32,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-08 18:40:32,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:32,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-08 18:40:32,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:32,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-08 18:40:32,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:32,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-08 18:40:32,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:32,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 18:40:32,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:32,343 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-08 18:40:32,344 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:40:32,344 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [87055766] [2024-11-08 18:40:32,344 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [87055766] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:40:32,344 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:40:32,345 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 18:40:32,345 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [703422162] [2024-11-08 18:40:32,345 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:40:32,346 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 18:40:32,346 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:40:32,346 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 18:40:32,347 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 18:40:32,347 INFO L87 Difference]: Start difference. First operand 870 states and 1352 transitions. Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-08 18:40:32,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:40:32,703 INFO L93 Difference]: Finished difference Result 1365 states and 2123 transitions. [2024-11-08 18:40:32,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 18:40:32,704 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 157 [2024-11-08 18:40:32,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:40:32,711 INFO L225 Difference]: With dead ends: 1365 [2024-11-08 18:40:32,711 INFO L226 Difference]: Without dead ends: 549 [2024-11-08 18:40:32,714 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-08 18:40:32,714 INFO L432 NwaCegarLoop]: 117 mSDtfsCounter, 144 mSDsluCounter, 222 mSDsCounter, 0 mSdLazyCounter, 51 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 144 SdHoareTripleChecker+Valid, 339 SdHoareTripleChecker+Invalid, 120 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 51 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 18:40:32,715 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [144 Valid, 339 Invalid, 120 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 51 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 18:40:32,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 549 states. [2024-11-08 18:40:32,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 549 to 544. [2024-11-08 18:40:32,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 544 states, 382 states have (on average 1.3952879581151831) internal successors, (533), 382 states have internal predecessors, (533), 154 states have call successors, (154), 7 states have call predecessors, (154), 7 states have return successors, (154), 154 states have call predecessors, (154), 154 states have call successors, (154) [2024-11-08 18:40:32,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 544 states and 841 transitions. [2024-11-08 18:40:32,791 INFO L78 Accepts]: Start accepts. Automaton has 544 states and 841 transitions. Word has length 157 [2024-11-08 18:40:32,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:40:32,792 INFO L471 AbstractCegarLoop]: Abstraction has 544 states and 841 transitions. [2024-11-08 18:40:32,792 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-08 18:40:32,793 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 841 transitions. [2024-11-08 18:40:32,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-11-08 18:40:32,795 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:40:32,795 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:40:32,796 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-08 18:40:32,796 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:40:32,796 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:40:32,797 INFO L85 PathProgramCache]: Analyzing trace with hash -930740100, now seen corresponding path program 1 times [2024-11-08 18:40:32,797 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:40:32,797 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [776870200] [2024-11-08 18:40:32,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:40:32,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:40:32,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 18:40:32,884 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2073710881] [2024-11-08 18:40:32,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:40:32,885 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:40:32,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:40:32,887 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 18:40:32,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-08 18:40:33,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:33,163 INFO L255 TraceCheckSpWp]: Trace formula consists of 383 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-08 18:40:33,178 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:40:34,859 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-08 18:40:34,859 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 18:40:34,860 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:40:34,860 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [776870200] [2024-11-08 18:40:34,861 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-08 18:40:34,861 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2073710881] [2024-11-08 18:40:34,861 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2073710881] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:40:34,862 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:40:34,862 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 18:40:34,862 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1194118245] [2024-11-08 18:40:34,863 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:40:34,863 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-08 18:40:34,864 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:40:34,864 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-08 18:40:34,865 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-11-08 18:40:34,865 INFO L87 Difference]: Start difference. First operand 544 states and 841 transitions. Second operand has 8 states, 8 states have (on average 6.25) internal successors, (50), 7 states have internal predecessors, (50), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-08 18:40:35,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:40:35,995 INFO L93 Difference]: Finished difference Result 1848 states and 2871 transitions. [2024-11-08 18:40:35,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-08 18:40:35,996 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.25) internal successors, (50), 7 states have internal predecessors, (50), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 157 [2024-11-08 18:40:35,997 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:40:36,008 INFO L225 Difference]: With dead ends: 1848 [2024-11-08 18:40:36,009 INFO L226 Difference]: Without dead ends: 1358 [2024-11-08 18:40:36,011 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2024-11-08 18:40:36,012 INFO L432 NwaCegarLoop]: 159 mSDtfsCounter, 457 mSDsluCounter, 657 mSDsCounter, 0 mSdLazyCounter, 484 mSolverCounterSat, 109 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 457 SdHoareTripleChecker+Valid, 816 SdHoareTripleChecker+Invalid, 593 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 109 IncrementalHoareTripleChecker+Valid, 484 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-08 18:40:36,014 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [457 Valid, 816 Invalid, 593 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [109 Valid, 484 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-08 18:40:36,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1358 states. [2024-11-08 18:40:36,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1358 to 953. [2024-11-08 18:40:36,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 953 states, 653 states have (on average 1.3690658499234303) internal successors, (894), 653 states have internal predecessors, (894), 286 states have call successors, (286), 13 states have call predecessors, (286), 13 states have return successors, (286), 286 states have call predecessors, (286), 286 states have call successors, (286) [2024-11-08 18:40:36,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 953 states to 953 states and 1466 transitions. [2024-11-08 18:40:36,215 INFO L78 Accepts]: Start accepts. Automaton has 953 states and 1466 transitions. Word has length 157 [2024-11-08 18:40:36,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:40:36,215 INFO L471 AbstractCegarLoop]: Abstraction has 953 states and 1466 transitions. [2024-11-08 18:40:36,216 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.25) internal successors, (50), 7 states have internal predecessors, (50), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-08 18:40:36,216 INFO L276 IsEmpty]: Start isEmpty. Operand 953 states and 1466 transitions. [2024-11-08 18:40:36,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-11-08 18:40:36,220 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:40:36,220 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:40:36,245 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-08 18:40:36,421 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-11-08 18:40:36,421 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:40:36,422 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:40:36,422 INFO L85 PathProgramCache]: Analyzing trace with hash -229675522, now seen corresponding path program 1 times [2024-11-08 18:40:36,422 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:40:36,423 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2030633264] [2024-11-08 18:40:36,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:40:36,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:40:36,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 18:40:36,488 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1457759684] [2024-11-08 18:40:36,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:40:36,489 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:40:36,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:40:36,491 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 18:40:36,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-08 18:40:36,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:36,703 INFO L255 TraceCheckSpWp]: Trace formula consists of 383 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-08 18:40:36,709 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:40:37,614 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-08 18:40:37,614 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 18:40:37,615 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:40:37,615 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2030633264] [2024-11-08 18:40:37,615 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-08 18:40:37,615 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1457759684] [2024-11-08 18:40:37,615 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1457759684] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:40:37,616 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:40:37,616 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 18:40:37,616 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [729058834] [2024-11-08 18:40:37,616 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:40:37,617 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-08 18:40:37,617 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:40:37,618 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-08 18:40:37,618 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-11-08 18:40:37,619 INFO L87 Difference]: Start difference. First operand 953 states and 1466 transitions. Second operand has 8 states, 8 states have (on average 6.25) internal successors, (50), 7 states have internal predecessors, (50), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-08 18:40:38,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:40:38,671 INFO L93 Difference]: Finished difference Result 2241 states and 3439 transitions. [2024-11-08 18:40:38,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-08 18:40:38,672 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.25) internal successors, (50), 7 states have internal predecessors, (50), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 157 [2024-11-08 18:40:38,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:40:38,681 INFO L225 Difference]: With dead ends: 2241 [2024-11-08 18:40:38,681 INFO L226 Difference]: Without dead ends: 1334 [2024-11-08 18:40:38,686 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=49, Invalid=133, Unknown=0, NotChecked=0, Total=182 [2024-11-08 18:40:38,687 INFO L432 NwaCegarLoop]: 262 mSDtfsCounter, 338 mSDsluCounter, 774 mSDsCounter, 0 mSdLazyCounter, 509 mSolverCounterSat, 140 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 338 SdHoareTripleChecker+Valid, 1036 SdHoareTripleChecker+Invalid, 649 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 140 IncrementalHoareTripleChecker+Valid, 509 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-08 18:40:38,687 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [338 Valid, 1036 Invalid, 649 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [140 Valid, 509 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-08 18:40:38,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1334 states. [2024-11-08 18:40:38,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1334 to 988. [2024-11-08 18:40:38,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 988 states, 688 states have (on average 1.376453488372093) internal successors, (947), 688 states have internal predecessors, (947), 286 states have call successors, (286), 13 states have call predecessors, (286), 13 states have return successors, (286), 286 states have call predecessors, (286), 286 states have call successors, (286) [2024-11-08 18:40:38,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 988 states to 988 states and 1519 transitions. [2024-11-08 18:40:38,824 INFO L78 Accepts]: Start accepts. Automaton has 988 states and 1519 transitions. Word has length 157 [2024-11-08 18:40:38,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:40:38,825 INFO L471 AbstractCegarLoop]: Abstraction has 988 states and 1519 transitions. [2024-11-08 18:40:38,825 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.25) internal successors, (50), 7 states have internal predecessors, (50), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-08 18:40:38,825 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 1519 transitions. [2024-11-08 18:40:38,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2024-11-08 18:40:38,828 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:40:38,828 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:40:38,850 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-08 18:40:39,028 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:40:39,029 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:40:39,029 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:40:39,029 INFO L85 PathProgramCache]: Analyzing trace with hash -1900147055, now seen corresponding path program 1 times [2024-11-08 18:40:39,029 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:40:39,029 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1405173999] [2024-11-08 18:40:39,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:40:39,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:40:39,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 18:40:39,108 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1076184461] [2024-11-08 18:40:39,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:40:39,108 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:40:39,109 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:40:39,110 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 18:40:39,112 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-08 18:40:39,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 18:40:39,266 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 18:40:39,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 18:40:39,458 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 18:40:39,458 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-08 18:40:39,460 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-08 18:40:39,483 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-08 18:40:39,662 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:40:39,665 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:40:39,787 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-08 18:40:39,792 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 06:40:39 BoogieIcfgContainer [2024-11-08 18:40:39,792 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-08 18:40:39,793 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 18:40:39,793 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 18:40:39,793 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 18:40:39,794 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:40:22" (3/4) ... [2024-11-08 18:40:39,798 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 18:40:39,799 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 18:40:39,800 INFO L158 Benchmark]: Toolchain (without parser) took 18743.20ms. Allocated memory was 167.8MB in the beginning and 325.1MB in the end (delta: 157.3MB). Free memory was 134.0MB in the beginning and 119.2MB in the end (delta: 14.8MB). Peak memory consumption was 177.3MB. Max. memory is 16.1GB. [2024-11-08 18:40:39,800 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 127.9MB. Free memory was 92.1MB in the beginning and 92.1MB in the end (delta: 30.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 18:40:39,800 INFO L158 Benchmark]: CACSL2BoogieTranslator took 565.18ms. Allocated memory is still 167.8MB. Free memory was 134.0MB in the beginning and 116.3MB in the end (delta: 17.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-08 18:40:39,801 INFO L158 Benchmark]: Boogie Procedure Inliner took 114.16ms. Allocated memory is still 167.8MB. Free memory was 116.3MB in the beginning and 112.2MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 18:40:39,801 INFO L158 Benchmark]: Boogie Preprocessor took 86.59ms. Allocated memory is still 167.8MB. Free memory was 112.2MB in the beginning and 106.7MB in the end (delta: 5.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 18:40:39,801 INFO L158 Benchmark]: RCFGBuilder took 930.57ms. Allocated memory is still 167.8MB. Free memory was 106.7MB in the beginning and 78.6MB in the end (delta: 28.1MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2024-11-08 18:40:39,802 INFO L158 Benchmark]: TraceAbstraction took 17032.38ms. Allocated memory was 167.8MB in the beginning and 325.1MB in the end (delta: 157.3MB). Free memory was 77.9MB in the beginning and 119.2MB in the end (delta: -41.3MB). Peak memory consumption was 120.6MB. Max. memory is 16.1GB. [2024-11-08 18:40:39,803 INFO L158 Benchmark]: Witness Printer took 6.24ms. Allocated memory is still 325.1MB. Free memory is still 119.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 18:40:39,804 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 127.9MB. Free memory was 92.1MB in the beginning and 92.1MB in the end (delta: 30.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 565.18ms. Allocated memory is still 167.8MB. Free memory was 134.0MB in the beginning and 116.3MB in the end (delta: 17.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 114.16ms. Allocated memory is still 167.8MB. Free memory was 116.3MB in the beginning and 112.2MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 86.59ms. Allocated memory is still 167.8MB. Free memory was 112.2MB in the beginning and 106.7MB in the end (delta: 5.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 930.57ms. Allocated memory is still 167.8MB. Free memory was 106.7MB in the beginning and 78.6MB in the end (delta: 28.1MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * TraceAbstraction took 17032.38ms. Allocated memory was 167.8MB in the beginning and 325.1MB in the end (delta: 157.3MB). Free memory was 77.9MB in the beginning and 119.2MB in the end (delta: -41.3MB). Peak memory consumption was 120.6MB. Max. memory is 16.1GB. * Witness Printer took 6.24ms. Allocated memory is still 325.1MB. Free memory is still 119.2MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 187, overapproximation of someBinaryFLOATComparisonOperation at line 187, overapproximation of bitwiseAnd at line 86. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 256.5; [L23] unsigned char var_1_2 = 0; [L24] double var_1_3 = 7.5; [L25] double var_1_4 = 256.2; [L26] double var_1_5 = 2.75; [L27] signed long int var_1_6 = -64; [L28] double var_1_7 = 8.05; [L29] float var_1_8 = 5.25; [L30] signed long int var_1_11 = 4; [L31] unsigned short int var_1_14 = 10000; [L32] unsigned short int var_1_16 = 5; [L33] unsigned short int var_1_17 = 4; [L34] unsigned char var_1_18 = 100; [L35] unsigned char var_1_19 = 1; [L36] unsigned char var_1_20 = 8; [L37] double var_1_21 = 63.25; [L38] double var_1_22 = 1.5; [L39] unsigned char var_1_23 = 0; [L40] unsigned char var_1_24 = 0; [L41] unsigned char var_1_25 = 0; [L42] unsigned char var_1_26 = 0; [L43] signed long int var_1_27 = 0; [L44] signed short int var_1_29 = 2; [L45] unsigned char var_1_31 = 1; [L46] signed long int var_1_32 = 32; [L47] signed long int var_1_34 = 0; [L48] unsigned char var_1_37 = 1; [L49] unsigned long int var_1_38 = 16; [L50] unsigned char var_1_39 = 0; [L51] unsigned char var_1_40 = 0; [L52] double last_1_var_1_1 = 256.5; [L53] float last_1_var_1_8 = 5.25; [L54] signed long int last_1_var_1_11 = 4; [L55] unsigned short int last_1_var_1_14 = 10000; [L56] unsigned short int last_1_var_1_17 = 4; [L57] unsigned char last_1_var_1_18 = 100; VAL [isInitial=0, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=5, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_3=15/2, var_1_40=0, var_1_4=1281/5, var_1_5=11/4, var_1_6=-64, var_1_7=161/20, var_1_8=21/4] [L191] isInitial = 1 [L192] FCALL initially() [L193] COND TRUE 1 [L194] CALL updateLastVariables() [L179] last_1_var_1_1 = var_1_1 [L180] last_1_var_1_8 = var_1_8 [L181] last_1_var_1_11 = var_1_11 [L182] last_1_var_1_14 = var_1_14 [L183] last_1_var_1_17 = var_1_17 [L184] last_1_var_1_18 = var_1_18 VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=5, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_3=15/2, var_1_40=0, var_1_4=1281/5, var_1_5=11/4, var_1_6=-64, var_1_7=161/20, var_1_8=21/4] [L194] RET updateLastVariables() [L195] CALL updateVariables() [L142] var_1_2 = __VERIFIER_nondet_uchar() [L143] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=5, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_3=15/2, var_1_40=0, var_1_4=1281/5, var_1_5=11/4, var_1_6=-64, var_1_7=161/20, var_1_8=21/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=5, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_3=15/2, var_1_40=0, var_1_4=1281/5, var_1_5=11/4, var_1_6=-64, var_1_7=161/20, var_1_8=21/4] [L143] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=5, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_3=15/2, var_1_40=0, var_1_4=1281/5, var_1_5=11/4, var_1_6=-64, var_1_7=161/20, var_1_8=21/4] [L144] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=5, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_3=15/2, var_1_40=0, var_1_4=1281/5, var_1_5=11/4, var_1_6=-64, var_1_7=161/20, var_1_8=21/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=5, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_3=15/2, var_1_40=0, var_1_4=1281/5, var_1_5=11/4, var_1_6=-64, var_1_7=161/20, var_1_8=21/4] [L144] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=5, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_3=15/2, var_1_40=0, var_1_4=1281/5, var_1_5=11/4, var_1_6=-64, var_1_7=161/20, var_1_8=21/4] [L145] var_1_3 = __VERIFIER_nondet_double() [L146] CALL assume_abort_if_not((var_1_3 >= -922337.2036854765600e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854765600e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=5, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_4=1281/5, var_1_5=11/4, var_1_6=-64, var_1_7=161/20, var_1_8=21/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=5, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_4=1281/5, var_1_5=11/4, var_1_6=-64, var_1_7=161/20, var_1_8=21/4] [L146] RET assume_abort_if_not((var_1_3 >= -922337.2036854765600e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854765600e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=5, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_4=1281/5, var_1_5=11/4, var_1_6=-64, var_1_7=161/20, var_1_8=21/4] [L147] var_1_4 = __VERIFIER_nondet_double() [L148] CALL assume_abort_if_not((var_1_4 >= -922337.2036854765600e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=5, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_5=11/4, var_1_6=-64, var_1_7=161/20, var_1_8=21/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=5, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_5=11/4, var_1_6=-64, var_1_7=161/20, var_1_8=21/4] [L148] RET assume_abort_if_not((var_1_4 >= -922337.2036854765600e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=5, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_5=11/4, var_1_6=-64, var_1_7=161/20, var_1_8=21/4] [L149] var_1_5 = __VERIFIER_nondet_double() [L150] CALL assume_abort_if_not((var_1_5 >= -922337.2036854765600e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=5, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_7=161/20, var_1_8=21/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=5, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_7=161/20, var_1_8=21/4] [L150] RET assume_abort_if_not((var_1_5 >= -922337.2036854765600e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=5, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_7=161/20, var_1_8=21/4] [L151] var_1_7 = __VERIFIER_nondet_double() [L152] CALL assume_abort_if_not((var_1_7 >= -922337.2036854776000e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854776000e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=5, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=5, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L152] RET assume_abort_if_not((var_1_7 >= -922337.2036854776000e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854776000e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=5, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L153] CALL assume_abort_if_not(var_1_7 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=5, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=5, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L153] RET assume_abort_if_not(var_1_7 != 0.0F) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=5, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L154] var_1_16 = __VERIFIER_nondet_ushort() [L155] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L155] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L156] CALL assume_abort_if_not(var_1_16 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L156] RET assume_abort_if_not(var_1_16 <= 65534) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L157] var_1_19 = __VERIFIER_nondet_uchar() [L158] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L158] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L159] CALL assume_abort_if_not(var_1_19 <= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L159] RET assume_abort_if_not(var_1_19 <= 64) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L160] var_1_20 = __VERIFIER_nondet_uchar() [L161] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L161] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L162] CALL assume_abort_if_not(var_1_20 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L162] RET assume_abort_if_not(var_1_20 <= 63) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L163] var_1_22 = __VERIFIER_nondet_double() [L164] CALL assume_abort_if_not((var_1_22 >= -922337.2036854765600e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L164] RET assume_abort_if_not((var_1_22 >= -922337.2036854765600e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L165] var_1_24 = __VERIFIER_nondet_uchar() [L166] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=253/4, var_1_23=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=253/4, var_1_23=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L166] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=253/4, var_1_23=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L167] CALL assume_abort_if_not(var_1_24 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L167] RET assume_abort_if_not(var_1_24 <= 1) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L168] var_1_25 = __VERIFIER_nondet_uchar() [L169] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L169] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L170] CALL assume_abort_if_not(var_1_25 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L170] RET assume_abort_if_not(var_1_25 <= 0) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L171] var_1_26 = __VERIFIER_nondet_uchar() [L172] CALL assume_abort_if_not(var_1_26 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L172] RET assume_abort_if_not(var_1_26 >= 1) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L173] CALL assume_abort_if_not(var_1_26 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L173] RET assume_abort_if_not(var_1_26 <= 1) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L174] var_1_40 = __VERIFIER_nondet_uchar() [L175] CALL assume_abort_if_not(var_1_40 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=1, var_1_6=-64, var_1_8=21/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=1, var_1_6=-64, var_1_8=21/4] [L175] RET assume_abort_if_not(var_1_40 >= 1) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=1, var_1_6=-64, var_1_8=21/4] [L176] CALL assume_abort_if_not(var_1_40 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=1, var_1_6=-64, var_1_8=21/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=1, var_1_6=-64, var_1_8=21/4] [L176] RET assume_abort_if_not(var_1_40 <= 1) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=1, var_1_6=-64, var_1_8=21/4] [L195] RET updateVariables() [L196] CALL step() [L61] COND FALSE !(\read(var_1_2)) [L70] var_1_17 = last_1_var_1_18 VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=100, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=1, var_1_6=-64, var_1_8=21/4] [L72] COND FALSE !(var_1_6 == var_1_18) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=100, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=1, var_1_6=-64, var_1_8=21/4] [L75] COND FALSE !(var_1_14 < var_1_11) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=100, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=1, var_1_6=-64, var_1_8=21/4] [L78] COND FALSE !((- var_1_22) > var_1_1) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=100, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=1, var_1_6=-64, var_1_8=21/4] [L86] EXPR var_1_14 & var_1_17 VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=100, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=1, var_1_6=-64, var_1_8=21/4] [L86] EXPR (var_1_14 & var_1_17) & var_1_18 VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=100, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=1, var_1_6=-64, var_1_8=21/4] [L86] COND FALSE !(((((var_1_14) > (var_1_18)) ? (var_1_14) : (var_1_18))) <= ((var_1_14 & var_1_17) & var_1_18)) [L89] COND TRUE ! var_1_2 [L90] var_1_1 = ((((((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4)))) < (var_1_5)) ? (((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4)))) : (var_1_5))) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=100, var_1_18=100, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_3=2, var_1_40=1, var_1_4=0, var_1_5=0, var_1_6=-64, var_1_8=21/4] [L94] COND FALSE !(var_1_5 > (var_1_3 / var_1_7)) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=100, var_1_18=100, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_3=2, var_1_40=1, var_1_4=0, var_1_5=0, var_1_6=-64, var_1_8=21/4] [L99] var_1_27 = var_1_17 VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=100, var_1_18=100, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=100, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_3=2, var_1_40=1, var_1_4=0, var_1_5=0, var_1_6=-64, var_1_8=21/4] [L100] COND FALSE !(var_1_18 < var_1_17) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=100, var_1_18=100, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=100, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_3=2, var_1_40=1, var_1_4=0, var_1_5=0, var_1_6=-64, var_1_8=21/4] [L103] unsigned short int stepLocal_1 = var_1_16; VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, stepLocal_1=0, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=100, var_1_18=100, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=100, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_3=2, var_1_40=1, var_1_4=0, var_1_5=0, var_1_6=-64, var_1_8=21/4] [L104] EXPR var_1_6 | var_1_6 VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, stepLocal_1=0, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=100, var_1_18=100, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=100, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_3=2, var_1_40=1, var_1_4=0, var_1_5=0, var_1_6=-64, var_1_8=21/4] [L104] COND FALSE !((var_1_6 + (var_1_6 | var_1_6)) > stepLocal_1) [L107] var_1_29 = var_1_18 VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=100, var_1_18=100, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=100, var_1_29=100, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_3=2, var_1_40=1, var_1_4=0, var_1_5=0, var_1_6=-64, var_1_8=21/4] [L108] COND FALSE !(var_1_5 >= var_1_1) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=100, var_1_18=100, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=100, var_1_29=100, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_3=2, var_1_40=1, var_1_4=0, var_1_5=0, var_1_6=-64, var_1_8=21/4] [L115] COND TRUE var_1_4 <= last_1_var_1_1 [L116] var_1_11 = (last_1_var_1_14 + -128) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=9872, var_1_14=10000, var_1_16=0, var_1_17=100, var_1_18=100, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=100, var_1_29=100, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_3=2, var_1_40=1, var_1_4=0, var_1_5=0, var_1_6=-64, var_1_8=21/4] [L120] var_1_21 = var_1_22 [L121] var_1_37 = (var_1_23 && var_1_25) [L122] signed long int stepLocal_0 = var_1_11; VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, stepLocal_0=9872, var_1_11=9872, var_1_14=10000, var_1_16=0, var_1_17=100, var_1_18=100, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=3, var_1_22=3, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=100, var_1_29=100, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=0, var_1_38=16, var_1_39=0, var_1_3=2, var_1_40=1, var_1_4=0, var_1_5=0, var_1_6=-64, var_1_8=21/4] [L123] COND TRUE (var_1_14 * var_1_17) >= stepLocal_0 VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=9872, var_1_14=10000, var_1_16=0, var_1_17=100, var_1_18=100, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=3, var_1_22=3, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=100, var_1_29=100, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=0, var_1_38=16, var_1_39=0, var_1_3=2, var_1_40=1, var_1_4=0, var_1_5=0, var_1_6=-64, var_1_8=21/4] [L124] COND FALSE !(\read(var_1_2)) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=9872, var_1_14=10000, var_1_16=0, var_1_17=100, var_1_18=100, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=3, var_1_22=3, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=100, var_1_29=100, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=0, var_1_38=16, var_1_39=0, var_1_3=2, var_1_40=1, var_1_4=0, var_1_5=0, var_1_6=-64, var_1_8=21/4] [L128] COND FALSE !(var_1_22 < (- var_1_8)) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=9872, var_1_14=10000, var_1_16=0, var_1_17=100, var_1_18=100, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=3, var_1_22=3, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=100, var_1_29=100, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=0, var_1_38=16, var_1_39=0, var_1_3=2, var_1_40=1, var_1_4=0, var_1_5=0, var_1_6=-64, var_1_8=21/4] [L135] COND FALSE !(var_1_18 < ((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18)))) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=9872, var_1_14=10000, var_1_16=0, var_1_17=100, var_1_18=100, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=3, var_1_22=3, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=100, var_1_29=100, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=0, var_1_38=16, var_1_39=0, var_1_3=2, var_1_40=1, var_1_4=0, var_1_5=0, var_1_6=-64, var_1_8=21/4] [L196] RET step() [L197] CALL, EXPR property() [L187] EXPR (((((((! var_1_2) ? (var_1_1 == ((double) ((((((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4)))) < (var_1_5)) ? (((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4)))) : (var_1_5))))) : (var_1_1 == ((double) var_1_4))) && ((var_1_5 > (var_1_3 / var_1_7)) ? ((! var_1_2) ? (var_1_6 == ((signed long int) -10)) : 1) : 1)) && (((var_1_14 * var_1_17) >= var_1_11) ? (var_1_2 ? (var_1_8 == ((float) var_1_4)) : 1) : 1)) && ((var_1_4 <= last_1_var_1_1) ? (var_1_11 == ((signed long int) (last_1_var_1_14 + -128))) : (var_1_11 == ((signed long int) (((((-256) < (last_1_var_1_14)) ? (-256) : (last_1_var_1_14))) + ((((last_1_var_1_17) < (((((last_1_var_1_17) > (256)) ? (last_1_var_1_17) : (256))))) ? (last_1_var_1_17) : (((((last_1_var_1_17) > (256)) ? (last_1_var_1_17) : (256))))))))))) && ((var_1_5 >= var_1_1) ? ((((((1.2) < 0 ) ? -(1.2) : (1.2))) < var_1_4) ? (var_1_14 == ((unsigned short int) var_1_18)) : (var_1_14 == ((unsigned short int) var_1_18))) : 1)) && (var_1_2 ? ((last_1_var_1_8 == var_1_5) ? (((128 * ((((last_1_var_1_18) < (last_1_var_1_11)) ? (last_1_var_1_18) : (last_1_var_1_11)))) > 1) ? (var_1_17 == ((unsigned short int) last_1_var_1_18)) : 1) : (var_1_17 == ((unsigned short int) last_1_var_1_18))) : (var_1_17 == ((unsigned short int) last_1_var_1_18)))) && (((var_1_6 + (var_1_6 | var_1_6)) > var_1_16) ? (var_1_18 == ((unsigned char) (128 - (var_1_19 + var_1_20)))) : 1) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=9872, var_1_14=10000, var_1_16=0, var_1_17=100, var_1_18=100, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=3, var_1_22=3, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=100, var_1_29=100, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=0, var_1_38=16, var_1_39=0, var_1_3=2, var_1_40=1, var_1_4=0, var_1_5=0, var_1_6=-64, var_1_8=21/4] [L187-L188] return (((((((! var_1_2) ? (var_1_1 == ((double) ((((((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4)))) < (var_1_5)) ? (((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4)))) : (var_1_5))))) : (var_1_1 == ((double) var_1_4))) && ((var_1_5 > (var_1_3 / var_1_7)) ? ((! var_1_2) ? (var_1_6 == ((signed long int) -10)) : 1) : 1)) && (((var_1_14 * var_1_17) >= var_1_11) ? (var_1_2 ? (var_1_8 == ((float) var_1_4)) : 1) : 1)) && ((var_1_4 <= last_1_var_1_1) ? (var_1_11 == ((signed long int) (last_1_var_1_14 + -128))) : (var_1_11 == ((signed long int) (((((-256) < (last_1_var_1_14)) ? (-256) : (last_1_var_1_14))) + ((((last_1_var_1_17) < (((((last_1_var_1_17) > (256)) ? (last_1_var_1_17) : (256))))) ? (last_1_var_1_17) : (((((last_1_var_1_17) > (256)) ? (last_1_var_1_17) : (256))))))))))) && ((var_1_5 >= var_1_1) ? ((((((1.2) < 0 ) ? -(1.2) : (1.2))) < var_1_4) ? (var_1_14 == ((unsigned short int) var_1_18)) : (var_1_14 == ((unsigned short int) var_1_18))) : 1)) && (var_1_2 ? ((last_1_var_1_8 == var_1_5) ? (((128 * ((((last_1_var_1_18) < (last_1_var_1_11)) ? (last_1_var_1_18) : (last_1_var_1_11)))) > 1) ? (var_1_17 == ((unsigned short int) last_1_var_1_18)) : 1) : (var_1_17 == ((unsigned short int) last_1_var_1_18))) : (var_1_17 == ((unsigned short int) last_1_var_1_18)))) && (((var_1_6 + (var_1_6 | var_1_6)) > var_1_16) ? (var_1_18 == ((unsigned char) (128 - (var_1_19 + var_1_20)))) : 1) ; [L197] RET, EXPR property() [L197] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=9872, var_1_14=10000, var_1_16=0, var_1_17=100, var_1_18=100, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=3, var_1_22=3, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=100, var_1_29=100, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=0, var_1_38=16, var_1_39=0, var_1_3=2, var_1_40=1, var_1_4=0, var_1_5=0, var_1_6=-64, var_1_8=21/4] [L19] reach_error() VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=9872, var_1_14=10000, var_1_16=0, var_1_17=100, var_1_18=100, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=3, var_1_22=3, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=100, var_1_29=100, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=0, var_1_38=16, var_1_39=0, var_1_3=2, var_1_40=1, var_1_4=0, var_1_5=0, var_1_6=-64, var_1_8=21/4] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 95 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 16.8s, OverallIterations: 12, TraceHistogramMax: 22, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 6.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2467 SdHoareTripleChecker+Valid, 4.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2467 mSDsluCounter, 4960 SdHoareTripleChecker+Invalid, 3.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3408 mSDsCounter, 689 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1942 IncrementalHoareTripleChecker+Invalid, 2631 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 689 mSolverCounterUnsat, 1552 mSDtfsCounter, 1942 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 800 GetRequests, 739 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1028occurred in iteration=7, InterpolantAutomatonStates: 69, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.1s AutomataMinimizationTime, 11 MinimizatonAttempts, 1285 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 6.7s InterpolantComputationTime, 2339 NumberOfCodeBlocks, 2339 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 1698 ConstructedInterpolants, 0 QuantifiedInterpolants, 6377 SizeOfPredicates, 11 NumberOfNonLiveVariables, 766 ConjunctsInSsa, 20 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 PerfectInterpolantSequences, 10164/10164 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 [2024-11-08 18:40:39,851 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (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_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-76.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f2879a931d1ed00e118c628fbfcb8bf4baeb28965dcae781e8eb9c674c5c0588 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 18:40:42,415 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 18:40:42,517 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-08 18:40:42,526 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 18:40:42,528 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 18:40:42,572 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 18:40:42,573 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 18:40:42,574 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 18:40:42,575 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 18:40:42,576 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 18:40:42,578 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 18:40:42,579 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 18:40:42,579 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 18:40:42,580 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 18:40:42,580 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 18:40:42,581 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 18:40:42,584 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 18:40:42,585 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 18:40:42,585 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 18:40:42,585 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 18:40:42,586 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 18:40:42,586 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 18:40:42,587 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 18:40:42,589 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 18:40:42,590 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 18:40:42,590 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 18:40:42,591 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 18:40:42,591 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 18:40:42,591 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 18:40:42,591 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 18:40:42,592 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 18:40:42,592 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 18:40:42,592 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 18:40:42,593 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 18:40:42,593 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 18:40:42,593 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 18:40:42,593 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 18:40:42,594 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 18:40:42,594 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-08 18:40:42,594 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 18:40:42,595 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 18:40:42,597 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 18:40:42,597 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 18:40:42,598 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 18:40:42,598 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f2879a931d1ed00e118c628fbfcb8bf4baeb28965dcae781e8eb9c674c5c0588 [2024-11-08 18:40:43,043 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 18:40:43,067 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 18:40:43,070 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 18:40:43,071 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 18:40:43,072 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 18:40:43,073 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-76.i Unable to find full path for "g++" [2024-11-08 18:40:45,258 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 18:40:45,521 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 18:40:45,526 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-76.i [2024-11-08 18:40:45,543 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/data/765479c43/7a8bd93220e948cbbe66fe79d3e66f84/FLAGf4b71ae0d [2024-11-08 18:40:45,839 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/data/765479c43/7a8bd93220e948cbbe66fe79d3e66f84 [2024-11-08 18:40:45,845 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 18:40:45,847 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 18:40:45,848 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 18:40:45,848 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 18:40:45,856 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 18:40:45,857 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:40:45" (1/1) ... [2024-11-08 18:40:45,858 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1eaccff8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:40:45, skipping insertion in model container [2024-11-08 18:40:45,858 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:40:45" (1/1) ... [2024-11-08 18:40:45,900 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 18:40:46,094 WARN L250 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_ce25aabf-643a-4bd4-b9ff-013cc99cf056/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-76.i[919,932] [2024-11-08 18:40:46,169 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 18:40:46,188 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 18:40:46,203 WARN L250 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_ce25aabf-643a-4bd4-b9ff-013cc99cf056/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-76.i[919,932] [2024-11-08 18:40:46,270 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 18:40:46,294 INFO L204 MainTranslator]: Completed translation [2024-11-08 18:40:46,295 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:40:46 WrapperNode [2024-11-08 18:40:46,295 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 18:40:46,297 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 18:40:46,297 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 18:40:46,297 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 18:40:46,305 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:40:46" (1/1) ... [2024-11-08 18:40:46,343 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:40:46" (1/1) ... [2024-11-08 18:40:46,402 INFO L138 Inliner]: procedures = 27, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 185 [2024-11-08 18:40:46,407 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 18:40:46,407 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 18:40:46,408 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 18:40:46,408 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 18:40:46,433 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:40:46" (1/1) ... [2024-11-08 18:40:46,434 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:40:46" (1/1) ... [2024-11-08 18:40:46,441 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:40:46" (1/1) ... [2024-11-08 18:40:46,464 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-08 18:40:46,468 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:40:46" (1/1) ... [2024-11-08 18:40:46,469 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:40:46" (1/1) ... [2024-11-08 18:40:46,491 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:40:46" (1/1) ... [2024-11-08 18:40:46,498 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:40:46" (1/1) ... [2024-11-08 18:40:46,507 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:40:46" (1/1) ... [2024-11-08 18:40:46,510 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:40:46" (1/1) ... [2024-11-08 18:40:46,517 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 18:40:46,521 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 18:40:46,521 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 18:40:46,522 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 18:40:46,522 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:40:46" (1/1) ... [2024-11-08 18:40:46,540 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 18:40:46,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:40:46,574 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 18:40:46,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 18:40:46,613 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 18:40:46,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-08 18:40:46,613 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 18:40:46,614 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 18:40:46,614 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 18:40:46,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 18:40:46,748 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 18:40:46,751 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 18:41:00,304 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-08 18:41:00,304 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 18:41:00,323 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 18:41:00,323 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 18:41:00,324 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:41:00 BoogieIcfgContainer [2024-11-08 18:41:00,324 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 18:41:00,327 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 18:41:00,327 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 18:41:00,331 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 18:41:00,332 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 06:40:45" (1/3) ... [2024-11-08 18:41:00,333 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@370178f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:41:00, skipping insertion in model container [2024-11-08 18:41:00,333 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:40:46" (2/3) ... [2024-11-08 18:41:00,334 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@370178f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:41:00, skipping insertion in model container [2024-11-08 18:41:00,334 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:41:00" (3/3) ... [2024-11-08 18:41:00,336 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-co_file-76.i [2024-11-08 18:41:00,359 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 18:41:00,359 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 18:41:00,439 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 18:41:00,447 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=PETRI_NET, 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;@3f490349, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 18:41:00,447 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 18:41:00,452 INFO L276 IsEmpty]: Start isEmpty. Operand has 80 states, 55 states have (on average 1.490909090909091) internal successors, (82), 56 states have internal predecessors, (82), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-08 18:41:00,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-08 18:41:00,470 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:41:00,470 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:41:00,471 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:41:00,478 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:41:00,478 INFO L85 PathProgramCache]: Analyzing trace with hash 398826753, now seen corresponding path program 1 times [2024-11-08 18:41:00,495 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 18:41:00,496 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [628881308] [2024-11-08 18:41:00,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:41:00,497 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 [2024-11-08 18:41:00,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 18:41:00,509 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/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) [2024-11-08 18:41:00,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 18:41:01,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:41:01,698 INFO L255 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 18:41:01,710 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:41:01,768 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 314 proven. 0 refuted. 0 times theorem prover too weak. 610 trivial. 0 not checked. [2024-11-08 18:41:01,769 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 18:41:01,771 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 18:41:01,771 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [628881308] [2024-11-08 18:41:01,772 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [628881308] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:41:01,772 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:41:01,773 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 18:41:01,775 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [497332153] [2024-11-08 18:41:01,776 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:41:01,781 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 18:41:01,782 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 18:41:01,809 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 18:41:01,810 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 18:41:01,813 INFO L87 Difference]: Start difference. First operand has 80 states, 55 states have (on average 1.490909090909091) internal successors, (82), 56 states have internal predecessors, (82), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-08 18:41:01,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:41:01,860 INFO L93 Difference]: Finished difference Result 152 states and 266 transitions. [2024-11-08 18:41:01,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 18:41:01,863 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 149 [2024-11-08 18:41:01,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:41:01,873 INFO L225 Difference]: With dead ends: 152 [2024-11-08 18:41:01,873 INFO L226 Difference]: Without dead ends: 75 [2024-11-08 18:41:01,878 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 18:41:01,882 INFO L432 NwaCegarLoop]: 116 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, 116 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 [2024-11-08 18:41:01,884 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 116 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 18:41:01,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2024-11-08 18:41:01,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2024-11-08 18:41:01,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 51 states have (on average 1.411764705882353) internal successors, (72), 51 states have internal predecessors, (72), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-08 18:41:01,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 116 transitions. [2024-11-08 18:41:01,956 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 116 transitions. Word has length 149 [2024-11-08 18:41:01,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:41:01,957 INFO L471 AbstractCegarLoop]: Abstraction has 75 states and 116 transitions. [2024-11-08 18:41:01,957 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-08 18:41:01,957 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 116 transitions. [2024-11-08 18:41:01,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-08 18:41:01,967 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:41:01,968 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:41:01,990 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 18:41:02,169 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 18:41:02,170 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:41:02,171 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:41:02,171 INFO L85 PathProgramCache]: Analyzing trace with hash -1228423095, now seen corresponding path program 1 times [2024-11-08 18:41:02,172 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 18:41:02,174 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1701724540] [2024-11-08 18:41:02,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:41:02,174 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 [2024-11-08 18:41:02,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 18:41:02,177 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/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) [2024-11-08 18:41:02,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 18:41:03,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:41:03,296 INFO L255 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 18:41:03,305 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:41:06,003 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-08 18:41:06,004 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 18:41:06,004 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 18:41:06,005 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1701724540] [2024-11-08 18:41:06,007 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1701724540] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:41:06,007 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:41:06,008 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 18:41:06,008 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1110647421] [2024-11-08 18:41:06,008 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:41:06,012 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 18:41:06,012 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 18:41:06,013 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 18:41:06,013 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:41:06,014 INFO L87 Difference]: Start difference. First operand 75 states and 116 transitions. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 2 states have internal predecessors, (42), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-08 18:41:10,397 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.27s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:41:14,409 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:41:14,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:41:14,561 INFO L93 Difference]: Finished difference Result 219 states and 342 transitions. [2024-11-08 18:41:14,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 18:41:14,563 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 2 states have internal predecessors, (42), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 149 [2024-11-08 18:41:14,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:41:14,567 INFO L225 Difference]: With dead ends: 219 [2024-11-08 18:41:14,567 INFO L226 Difference]: Without dead ends: 147 [2024-11-08 18:41:14,568 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 147 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:41:14,570 INFO L432 NwaCegarLoop]: 113 mSDtfsCounter, 47 mSDsluCounter, 106 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 47 SdHoareTripleChecker+Valid, 219 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.5s IncrementalHoareTripleChecker+Time [2024-11-08 18:41:14,571 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [47 Valid, 219 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 9 Invalid, 2 Unknown, 0 Unchecked, 8.5s Time] [2024-11-08 18:41:14,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2024-11-08 18:41:14,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 145. [2024-11-08 18:41:14,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 145 states, 98 states have (on average 1.4081632653061225) internal successors, (138), 98 states have internal predecessors, (138), 44 states have call successors, (44), 2 states have call predecessors, (44), 2 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2024-11-08 18:41:14,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 226 transitions. [2024-11-08 18:41:14,614 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 226 transitions. Word has length 149 [2024-11-08 18:41:14,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:41:14,615 INFO L471 AbstractCegarLoop]: Abstraction has 145 states and 226 transitions. [2024-11-08 18:41:14,616 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 2 states have internal predecessors, (42), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-08 18:41:14,616 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 226 transitions. [2024-11-08 18:41:14,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-08 18:41:14,619 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:41:14,619 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:41:14,641 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 18:41:14,820 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 18:41:14,820 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:41:14,821 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:41:14,821 INFO L85 PathProgramCache]: Analyzing trace with hash -2046071545, now seen corresponding path program 1 times [2024-11-08 18:41:14,822 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 18:41:14,822 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1174045681] [2024-11-08 18:41:14,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:41:14,823 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 [2024-11-08 18:41:14,823 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 18:41:14,826 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/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) [2024-11-08 18:41:14,827 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-08 18:41:15,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:41:15,956 INFO L255 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 18:41:15,962 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:41:21,279 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-08 18:41:21,279 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 18:41:21,280 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 18:41:21,280 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1174045681] [2024-11-08 18:41:21,280 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1174045681] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:41:21,284 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:41:21,297 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 18:41:21,297 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [914527536] [2024-11-08 18:41:21,298 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:41:21,298 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 18:41:21,298 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 18:41:21,299 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 18:41:21,299 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:41:21,300 INFO L87 Difference]: Start difference. First operand 145 states and 226 transitions. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 2 states have internal predecessors, (42), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-08 18:41:25,686 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:41:26,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:41:26,112 INFO L93 Difference]: Finished difference Result 355 states and 557 transitions. [2024-11-08 18:41:26,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 18:41:26,113 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 2 states have internal predecessors, (42), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 149 [2024-11-08 18:41:26,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:41:26,117 INFO L225 Difference]: With dead ends: 355 [2024-11-08 18:41:26,117 INFO L226 Difference]: Without dead ends: 213 [2024-11-08 18:41:26,119 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 147 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:41:26,120 INFO L432 NwaCegarLoop]: 113 mSDtfsCounter, 26 mSDsluCounter, 100 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 213 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2024-11-08 18:41:26,121 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [26 Valid, 213 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 15 Invalid, 1 Unknown, 0 Unchecked, 4.8s Time] [2024-11-08 18:41:26,122 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 213 states. [2024-11-08 18:41:26,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 213 to 194. [2024-11-08 18:41:26,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 194 states, 124 states have (on average 1.3629032258064515) internal successors, (169), 124 states have internal predecessors, (169), 66 states have call successors, (66), 3 states have call predecessors, (66), 3 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2024-11-08 18:41:26,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 301 transitions. [2024-11-08 18:41:26,167 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 301 transitions. Word has length 149 [2024-11-08 18:41:26,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:41:26,168 INFO L471 AbstractCegarLoop]: Abstraction has 194 states and 301 transitions. [2024-11-08 18:41:26,168 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 2 states have internal predecessors, (42), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-08 18:41:26,169 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 301 transitions. [2024-11-08 18:41:26,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-11-08 18:41:26,171 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:41:26,172 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:41:26,192 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2024-11-08 18:41:26,372 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 18:41:26,373 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:41:26,373 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:41:26,373 INFO L85 PathProgramCache]: Analyzing trace with hash 517746663, now seen corresponding path program 1 times [2024-11-08 18:41:26,374 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 18:41:26,374 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1566838363] [2024-11-08 18:41:26,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:41:26,375 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 [2024-11-08 18:41:26,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 18:41:26,381 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/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) [2024-11-08 18:41:26,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 18:41:27,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:41:27,517 INFO L255 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 18:41:27,521 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:41:31,518 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-08 18:41:31,518 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 18:41:31,518 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 18:41:31,519 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1566838363] [2024-11-08 18:41:31,519 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1566838363] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:41:31,519 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:41:31,519 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 18:41:31,519 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [777158429] [2024-11-08 18:41:31,520 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:41:31,520 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 18:41:31,521 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 18:41:31,521 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 18:41:31,522 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-08 18:41:31,522 INFO L87 Difference]: Start difference. First operand 194 states and 301 transitions. Second operand has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-08 18:41:32,576 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:41:37,892 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:41:42,201 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.21s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:41:46,204 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:41:50,211 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:41:54,498 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:41:58,507 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:41:59,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:41:59,255 INFO L93 Difference]: Finished difference Result 555 states and 867 transitions. [2024-11-08 18:41:59,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 18:41:59,257 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 150 [2024-11-08 18:41:59,258 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:41:59,262 INFO L225 Difference]: With dead ends: 555 [2024-11-08 18:41:59,263 INFO L226 Difference]: Without dead ends: 413 [2024-11-08 18:41:59,265 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2024-11-08 18:41:59,266 INFO L432 NwaCegarLoop]: 160 mSDtfsCounter, 199 mSDsluCounter, 167 mSDsCounter, 0 mSdLazyCounter, 109 mSolverCounterSat, 47 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 27.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 199 SdHoareTripleChecker+Valid, 327 SdHoareTripleChecker+Invalid, 162 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 109 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 27.6s IncrementalHoareTripleChecker+Time [2024-11-08 18:41:59,267 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [199 Valid, 327 Invalid, 162 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 109 Invalid, 6 Unknown, 0 Unchecked, 27.6s Time] [2024-11-08 18:41:59,269 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 413 states. [2024-11-08 18:41:59,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 413 to 409. [2024-11-08 18:41:59,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 409 states, 270 states have (on average 1.3925925925925926) internal successors, (376), 270 states have internal predecessors, (376), 132 states have call successors, (132), 6 states have call predecessors, (132), 6 states have return successors, (132), 132 states have call predecessors, (132), 132 states have call successors, (132) [2024-11-08 18:41:59,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 409 states and 640 transitions. [2024-11-08 18:41:59,351 INFO L78 Accepts]: Start accepts. Automaton has 409 states and 640 transitions. Word has length 150 [2024-11-08 18:41:59,352 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:41:59,352 INFO L471 AbstractCegarLoop]: Abstraction has 409 states and 640 transitions. [2024-11-08 18:41:59,353 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-08 18:41:59,353 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 640 transitions. [2024-11-08 18:41:59,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-11-08 18:41:59,358 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:41:59,359 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:41:59,387 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/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)] Ended with exit code 0 [2024-11-08 18:41:59,559 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 18:41:59,560 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:41:59,561 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:41:59,562 INFO L85 PathProgramCache]: Analyzing trace with hash -493370587, now seen corresponding path program 1 times [2024-11-08 18:41:59,563 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 18:41:59,567 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [557321963] [2024-11-08 18:41:59,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:41:59,568 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 [2024-11-08 18:41:59,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 18:41:59,570 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/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) [2024-11-08 18:41:59,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2024-11-08 18:42:00,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:42:00,904 INFO L255 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 18:42:00,912 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:42:08,417 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-08 18:42:08,418 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 18:42:08,418 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 18:42:08,418 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [557321963] [2024-11-08 18:42:08,419 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [557321963] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:42:08,419 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:42:08,419 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-08 18:42:08,419 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1723296169] [2024-11-08 18:42:08,419 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:42:08,420 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 18:42:08,420 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 18:42:08,421 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 18:42:08,422 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-08 18:42:08,422 INFO L87 Difference]: Start difference. First operand 409 states and 640 transitions. Second operand has 7 states, 7 states have (on average 6.142857142857143) internal successors, (43), 6 states have internal predecessors, (43), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-08 18:42:16,136 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.22s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:42:20,143 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:42:24,151 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:42:28,474 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.23s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:42:32,478 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:42:36,481 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:42:40,492 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:42:44,498 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:42:48,504 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:42:52,515 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:42:56,908 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.24s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:43:00,911 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:43:04,918 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:43:08,921 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:43:13,245 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.22s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:43:17,248 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:43:21,253 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:43:25,260 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:43:29,270 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:43:33,289 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:43:37,295 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:43:41,121 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.82s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:43:52,093 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.22s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:43:56,098 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:44:00,107 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:44:04,111 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:44:08,118 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:44:12,124 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:44:16,132 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:44:16,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:44:16,931 INFO L93 Difference]: Finished difference Result 1382 states and 2158 transitions. [2024-11-08 18:44:16,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 18:44:16,932 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.142857142857143) internal successors, (43), 6 states have internal predecessors, (43), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 150 [2024-11-08 18:44:16,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:44:16,941 INFO L225 Difference]: With dead ends: 1382 [2024-11-08 18:44:16,942 INFO L226 Difference]: Without dead ends: 1030 [2024-11-08 18:44:16,944 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=79, Invalid=161, Unknown=0, NotChecked=0, Total=240 [2024-11-08 18:44:16,945 INFO L432 NwaCegarLoop]: 242 mSDtfsCounter, 560 mSDsluCounter, 607 mSDsCounter, 0 mSdLazyCounter, 718 mSolverCounterSat, 190 mSolverCounterUnsat, 28 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 126.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 560 SdHoareTripleChecker+Valid, 849 SdHoareTripleChecker+Invalid, 936 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 190 IncrementalHoareTripleChecker+Valid, 718 IncrementalHoareTripleChecker+Invalid, 28 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 127.2s IncrementalHoareTripleChecker+Time [2024-11-08 18:44:16,946 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [560 Valid, 849 Invalid, 936 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [190 Valid, 718 Invalid, 28 Unknown, 0 Unchecked, 127.2s Time] [2024-11-08 18:44:16,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1030 states. [2024-11-08 18:44:17,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1030 to 914. [2024-11-08 18:44:17,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 914 states, 591 states have (on average 1.362098138747885) internal successors, (805), 591 states have internal predecessors, (805), 308 states have call successors, (308), 14 states have call predecessors, (308), 14 states have return successors, (308), 308 states have call predecessors, (308), 308 states have call successors, (308) [2024-11-08 18:44:17,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 914 states to 914 states and 1421 transitions. [2024-11-08 18:44:17,126 INFO L78 Accepts]: Start accepts. Automaton has 914 states and 1421 transitions. Word has length 150 [2024-11-08 18:44:17,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:44:17,128 INFO L471 AbstractCegarLoop]: Abstraction has 914 states and 1421 transitions. [2024-11-08 18:44:17,128 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.142857142857143) internal successors, (43), 6 states have internal predecessors, (43), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-08 18:44:17,129 INFO L276 IsEmpty]: Start isEmpty. Operand 914 states and 1421 transitions. [2024-11-08 18:44:17,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-11-08 18:44:17,133 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:44:17,133 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:44:17,158 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0 [2024-11-08 18:44:17,334 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 18:44:17,335 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:44:17,335 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:44:17,336 INFO L85 PathProgramCache]: Analyzing trace with hash 186687783, now seen corresponding path program 1 times [2024-11-08 18:44:17,336 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 18:44:17,337 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [620459254] [2024-11-08 18:44:17,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:44:17,337 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 [2024-11-08 18:44:17,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 18:44:17,341 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/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) [2024-11-08 18:44:17,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/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 (7)] Waiting until timeout for monitored process [2024-11-08 18:44:18,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:44:18,691 INFO L255 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-08 18:44:18,695 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:44:24,081 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-08 18:44:24,081 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 18:44:24,081 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 18:44:24,082 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [620459254] [2024-11-08 18:44:24,082 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [620459254] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:44:24,082 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:44:24,082 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 18:44:24,082 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2014328904] [2024-11-08 18:44:24,082 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:44:24,083 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 18:44:24,083 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 18:44:24,084 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 18:44:24,084 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-08 18:44:24,085 INFO L87 Difference]: Start difference. First operand 914 states and 1421 transitions. Second operand has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 5 states have internal predecessors, (43), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-08 18:44:31,214 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.25s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:44:35,216 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:44:39,219 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:44:43,226 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:44:47,235 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:44:51,240 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:44:55,244 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:44:59,248 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:45:03,252 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:45:07,269 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:45:11,273 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:45:12,930 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.66s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:45:17,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:45:17,660 INFO L93 Difference]: Finished difference Result 2496 states and 3895 transitions. [2024-11-08 18:45:17,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 18:45:17,661 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 5 states have internal predecessors, (43), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 150 [2024-11-08 18:45:17,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:45:17,675 INFO L225 Difference]: With dead ends: 2496 [2024-11-08 18:45:17,676 INFO L226 Difference]: Without dead ends: 1631 [2024-11-08 18:45:17,680 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2024-11-08 18:45:17,684 INFO L432 NwaCegarLoop]: 380 mSDtfsCounter, 208 mSDsluCounter, 647 mSDsCounter, 0 mSdLazyCounter, 465 mSolverCounterSat, 48 mSolverCounterUnsat, 11 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 52.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 208 SdHoareTripleChecker+Valid, 1027 SdHoareTripleChecker+Invalid, 524 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 48 IncrementalHoareTripleChecker+Valid, 465 IncrementalHoareTripleChecker+Invalid, 11 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 52.8s IncrementalHoareTripleChecker+Time [2024-11-08 18:45:17,684 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [208 Valid, 1027 Invalid, 524 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [48 Valid, 465 Invalid, 11 Unknown, 0 Unchecked, 52.8s Time] [2024-11-08 18:45:17,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1631 states. [2024-11-08 18:45:17,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1631 to 1272. [2024-11-08 18:45:17,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1272 states, 834 states have (on average 1.3633093525179856) internal successors, (1137), 834 states have internal predecessors, (1137), 418 states have call successors, (418), 19 states have call predecessors, (418), 19 states have return successors, (418), 418 states have call predecessors, (418), 418 states have call successors, (418) [2024-11-08 18:45:17,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1272 states to 1272 states and 1973 transitions. [2024-11-08 18:45:17,988 INFO L78 Accepts]: Start accepts. Automaton has 1272 states and 1973 transitions. Word has length 150 [2024-11-08 18:45:17,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:45:17,989 INFO L471 AbstractCegarLoop]: Abstraction has 1272 states and 1973 transitions. [2024-11-08 18:45:17,991 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 5 states have internal predecessors, (43), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-08 18:45:17,991 INFO L276 IsEmpty]: Start isEmpty. Operand 1272 states and 1973 transitions. [2024-11-08 18:45:18,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2024-11-08 18:45:18,006 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:45:18,006 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:45:18,035 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/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 (7)] Ended with exit code 0 [2024-11-08 18:45:18,208 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 18:45:18,209 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:45:18,210 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:45:18,210 INFO L85 PathProgramCache]: Analyzing trace with hash -612018493, now seen corresponding path program 1 times [2024-11-08 18:45:18,210 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 18:45:18,211 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [622461323] [2024-11-08 18:45:18,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:45:18,211 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 [2024-11-08 18:45:18,212 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 18:45:18,215 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/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) [2024-11-08 18:45:18,220 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/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 (8)] Waiting until timeout for monitored process [2024-11-08 18:45:19,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:45:19,430 INFO L255 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-08 18:45:19,433 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:45:27,231 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-08 18:45:27,232 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 18:45:27,232 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 18:45:27,232 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [622461323] [2024-11-08 18:45:27,232 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [622461323] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:45:27,232 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:45:27,233 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 18:45:27,233 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [517544033] [2024-11-08 18:45:27,233 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:45:27,233 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-08 18:45:27,234 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 18:45:27,238 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-08 18:45:27,239 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-08 18:45:27,239 INFO L87 Difference]: Start difference. First operand 1272 states and 1973 transitions. Second operand has 8 states, 8 states have (on average 5.5) internal successors, (44), 7 states have internal predecessors, (44), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-08 18:45:35,837 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.34s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:45:39,854 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:45:43,866 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:45:47,873 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:45:51,892 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:45:53,276 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:45:57,375 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:46:01,761 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.29s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:46:05,764 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:46:09,773 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:46:13,781 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:46:17,789 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:46:21,322 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.53s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:46:25,341 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:46:29,348 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:46:33,351 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:46:37,354 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:46:42,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:46:42,483 INFO L93 Difference]: Finished difference Result 1686 states and 2610 transitions. [2024-11-08 18:46:42,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 18:46:42,484 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.5) internal successors, (44), 7 states have internal predecessors, (44), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 151 [2024-11-08 18:46:42,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:46:42,495 INFO L225 Difference]: With dead ends: 1686 [2024-11-08 18:46:42,495 INFO L226 Difference]: Without dead ends: 1474 [2024-11-08 18:46:42,497 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=44, Invalid=112, Unknown=0, NotChecked=0, Total=156 [2024-11-08 18:46:42,498 INFO L432 NwaCegarLoop]: 263 mSDtfsCounter, 429 mSDsluCounter, 692 mSDsCounter, 0 mSdLazyCounter, 798 mSolverCounterSat, 94 mSolverCounterUnsat, 15 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 73.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 429 SdHoareTripleChecker+Valid, 955 SdHoareTripleChecker+Invalid, 907 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 798 IncrementalHoareTripleChecker+Invalid, 15 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 74.4s IncrementalHoareTripleChecker+Time [2024-11-08 18:46:42,499 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [429 Valid, 955 Invalid, 907 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 798 Invalid, 15 Unknown, 0 Unchecked, 74.4s Time] [2024-11-08 18:46:42,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1474 states. [2024-11-08 18:46:42,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1474 to 1388. [2024-11-08 18:46:42,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1388 states, 904 states have (on average 1.3561946902654867) internal successors, (1226), 904 states have internal predecessors, (1226), 462 states have call successors, (462), 21 states have call predecessors, (462), 21 states have return successors, (462), 462 states have call predecessors, (462), 462 states have call successors, (462) [2024-11-08 18:46:42,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1388 states to 1388 states and 2150 transitions. [2024-11-08 18:46:42,698 INFO L78 Accepts]: Start accepts. Automaton has 1388 states and 2150 transitions. Word has length 151 [2024-11-08 18:46:42,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:46:42,699 INFO L471 AbstractCegarLoop]: Abstraction has 1388 states and 2150 transitions. [2024-11-08 18:46:42,699 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.5) internal successors, (44), 7 states have internal predecessors, (44), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-08 18:46:42,700 INFO L276 IsEmpty]: Start isEmpty. Operand 1388 states and 2150 transitions. [2024-11-08 18:46:42,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2024-11-08 18:46:42,702 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:46:42,702 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:46:42,723 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/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 (8)] Ended with exit code 0 [2024-11-08 18:46:42,902 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 18:46:42,903 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:46:42,904 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:46:42,904 INFO L85 PathProgramCache]: Analyzing trace with hash 68039877, now seen corresponding path program 1 times [2024-11-08 18:46:42,905 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 18:46:42,905 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1385146463] [2024-11-08 18:46:42,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:46:42,905 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 [2024-11-08 18:46:42,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 18:46:42,909 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/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) [2024-11-08 18:46:42,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/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 (9)] Waiting until timeout for monitored process [2024-11-08 18:46:43,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:46:43,884 INFO L255 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-08 18:46:43,887 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:46:46,668 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-08 18:46:46,668 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 18:46:46,669 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 18:46:46,669 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1385146463] [2024-11-08 18:46:46,669 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1385146463] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:46:46,669 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:46:46,669 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-08 18:46:46,669 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1911877037] [2024-11-08 18:46:46,669 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:46:46,670 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 18:46:46,670 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 18:46:46,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 18:46:46,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-08 18:46:46,671 INFO L87 Difference]: Start difference. First operand 1388 states and 2150 transitions. Second operand has 7 states, 7 states have (on average 6.285714285714286) internal successors, (44), 6 states have internal predecessors, (44), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-08 18:46:50,462 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.69s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 18:46:57,131 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.26s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 18:47:01,145 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 18:47:05,149 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 18:47:07,791 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.64s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 18:47:15,627 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.21s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 18:47:19,633 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:47:20,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:47:20,979 INFO L93 Difference]: Finished difference Result 2716 states and 4240 transitions. [2024-11-08 18:47:20,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 18:47:20,980 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.285714285714286) internal successors, (44), 6 states have internal predecessors, (44), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 151 [2024-11-08 18:47:20,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:47:20,993 INFO L225 Difference]: With dead ends: 2716 [2024-11-08 18:47:20,993 INFO L226 Difference]: Without dead ends: 2364 [2024-11-08 18:47:20,995 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=48, Invalid=84, Unknown=0, NotChecked=0, Total=132 [2024-11-08 18:47:20,996 INFO L432 NwaCegarLoop]: 362 mSDtfsCounter, 227 mSDsluCounter, 809 mSDsCounter, 0 mSdLazyCounter, 489 mSolverCounterSat, 96 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 33.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 227 SdHoareTripleChecker+Valid, 1171 SdHoareTripleChecker+Invalid, 590 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 96 IncrementalHoareTripleChecker+Valid, 489 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 33.6s IncrementalHoareTripleChecker+Time [2024-11-08 18:47:20,997 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [227 Valid, 1171 Invalid, 590 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [96 Valid, 489 Invalid, 5 Unknown, 0 Unchecked, 33.6s Time] [2024-11-08 18:47:21,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2364 states. [2024-11-08 18:47:21,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2364 to 1852. [2024-11-08 18:47:21,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1852 states, 1207 states have (on average 1.3562551781275891) internal successors, (1637), 1207 states have internal predecessors, (1637), 616 states have call successors, (616), 28 states have call predecessors, (616), 28 states have return successors, (616), 616 states have call predecessors, (616), 616 states have call successors, (616) [2024-11-08 18:47:21,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1852 states to 1852 states and 2869 transitions. [2024-11-08 18:47:21,391 INFO L78 Accepts]: Start accepts. Automaton has 1852 states and 2869 transitions. Word has length 151 [2024-11-08 18:47:21,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:47:21,392 INFO L471 AbstractCegarLoop]: Abstraction has 1852 states and 2869 transitions. [2024-11-08 18:47:21,392 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.285714285714286) internal successors, (44), 6 states have internal predecessors, (44), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-08 18:47:21,392 INFO L276 IsEmpty]: Start isEmpty. Operand 1852 states and 2869 transitions. [2024-11-08 18:47:21,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2024-11-08 18:47:21,394 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:47:21,394 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:47:21,430 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/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 (9)] Forceful destruction successful, exit code 0 [2024-11-08 18:47:21,595 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 18:47:21,595 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:47:21,596 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:47:21,596 INFO L85 PathProgramCache]: Analyzing trace with hash -1720319682, now seen corresponding path program 1 times [2024-11-08 18:47:21,596 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 18:47:21,596 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1165151943] [2024-11-08 18:47:21,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:47:21,597 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 [2024-11-08 18:47:21,597 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 18:47:21,600 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/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) [2024-11-08 18:47:21,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/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 (10)] Waiting until timeout for monitored process [2024-11-08 18:47:22,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:47:22,572 INFO L255 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 18:47:22,575 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:47:22,845 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-08 18:47:22,845 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 18:47:22,845 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 18:47:22,845 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1165151943] [2024-11-08 18:47:22,845 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1165151943] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:47:22,845 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:47:22,846 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 18:47:22,846 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1881927494] [2024-11-08 18:47:22,846 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:47:22,846 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 18:47:22,847 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 18:47:22,847 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 18:47:22,847 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:47:22,848 INFO L87 Difference]: Start difference. First operand 1852 states and 2869 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-08 18:47:27,440 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.24s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:47:31,457 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:47:31,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:47:31,812 INFO L93 Difference]: Finished difference Result 4314 states and 6651 transitions. [2024-11-08 18:47:31,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 18:47:31,960 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 151 [2024-11-08 18:47:31,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:47:31,978 INFO L225 Difference]: With dead ends: 4314 [2024-11-08 18:47:31,978 INFO L226 Difference]: Without dead ends: 2465 [2024-11-08 18:47:31,985 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:47:31,986 INFO L432 NwaCegarLoop]: 113 mSDtfsCounter, 34 mSDsluCounter, 101 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 6 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 214 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.6s IncrementalHoareTripleChecker+Time [2024-11-08 18:47:31,986 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [34 Valid, 214 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 10 Invalid, 2 Unknown, 0 Unchecked, 8.6s Time] [2024-11-08 18:47:31,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2465 states. [2024-11-08 18:47:32,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2465 to 2205. [2024-11-08 18:47:32,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2205 states, 1560 states have (on average 1.380128205128205) internal successors, (2153), 1560 states have internal predecessors, (2153), 616 states have call successors, (616), 28 states have call predecessors, (616), 28 states have return successors, (616), 616 states have call predecessors, (616), 616 states have call successors, (616) [2024-11-08 18:47:32,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2205 states to 2205 states and 3385 transitions. [2024-11-08 18:47:32,497 INFO L78 Accepts]: Start accepts. Automaton has 2205 states and 3385 transitions. Word has length 151 [2024-11-08 18:47:32,498 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:47:32,498 INFO L471 AbstractCegarLoop]: Abstraction has 2205 states and 3385 transitions. [2024-11-08 18:47:32,498 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-08 18:47:32,498 INFO L276 IsEmpty]: Start isEmpty. Operand 2205 states and 3385 transitions. [2024-11-08 18:47:32,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2024-11-08 18:47:32,501 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:47:32,501 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:47:32,525 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/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 (10)] Ended with exit code 0 [2024-11-08 18:47:32,704 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 18:47:32,705 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:47:32,705 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:47:32,705 INFO L85 PathProgramCache]: Analyzing trace with hash 54687680, now seen corresponding path program 1 times [2024-11-08 18:47:32,706 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 18:47:32,706 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [336442351] [2024-11-08 18:47:32,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:47:32,706 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 [2024-11-08 18:47:32,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 18:47:32,709 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/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) [2024-11-08 18:47:32,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce25aabf-643a-4bd4-b9ff-013cc99cf056/bin/uautomizer-verify-jihMAELWvX/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 (11)] Waiting until timeout for monitored process [2024-11-08 18:47:33,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:47:33,865 INFO L255 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-08 18:47:33,872 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:47:59,703 WARN L286 SmtUtils]: Spent 8.28s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:48:07,979 WARN L286 SmtUtils]: Spent 8.28s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:48:15,278 WARN L286 SmtUtils]: Spent 7.30s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:48:23,541 WARN L286 SmtUtils]: Spent 8.26s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:48:30,869 WARN L286 SmtUtils]: Spent 7.33s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:48:39,177 WARN L286 SmtUtils]: Spent 8.31s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:48:47,523 WARN L286 SmtUtils]: Spent 8.34s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:48:55,811 WARN L286 SmtUtils]: Spent 8.29s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:49:03,536 WARN L286 SmtUtils]: Spent 7.72s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:49:14,641 WARN L286 SmtUtils]: Spent 8.33s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:49:22,983 WARN L286 SmtUtils]: Spent 8.34s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:49:31,350 WARN L286 SmtUtils]: Spent 8.37s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:49:39,649 WARN L286 SmtUtils]: Spent 8.30s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:49:47,921 WARN L286 SmtUtils]: Spent 8.27s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:49:56,156 WARN L286 SmtUtils]: Spent 8.23s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:50:04,404 WARN L286 SmtUtils]: Spent 8.25s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:50:12,597 WARN L286 SmtUtils]: Spent 8.19s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:50:20,643 WARN L851 $PredicateComparison]: unable to prove that (and (= c_~var_1_17~0 ((_ zero_extend 8) c_~last_1_var_1_18~0)) (= (_ bv0 32) (bvadd (_ bv64 32) c_~var_1_6~0)) (let ((.cse0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (.cse1 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (or (and (fp.leq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode .cse0)) (fp.geq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode .cse1))) (and (fp.geq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse0))) (fp.leq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse1)))))) (let ((.cse2 (fp.lt c_~var_1_3~0 c_~var_1_4~0)) (.cse4 (= c_~var_1_5~0 c_~var_1_1~0))) (or (and .cse2 (let ((.cse3 (fp.lt c_~var_1_3~0 c_~var_1_5~0))) (or (and .cse3 (= c_~var_1_3~0 c_~var_1_1~0)) (and (not .cse3) .cse4)))) (and (not .cse2) (let ((.cse5 (fp.lt c_~var_1_4~0 c_~var_1_5~0))) (or (and .cse4 (not .cse5)) (and (= c_~var_1_4~0 c_~var_1_1~0) .cse5)))))) (not (fp.gt c_~var_1_5~0 (fp.div c_currentRoundingMode c_~var_1_3~0 c_~var_1_7~0))) (= c_currentRoundingMode roundNearestTiesToEven) (= (_ bv0 8) c_~var_1_2~0)) is different from false [2024-11-08 18:50:24,715 WARN L873 $PredicateComparison]: unable to prove that (and (= c_~var_1_17~0 ((_ zero_extend 8) c_~last_1_var_1_18~0)) (= (_ bv0 32) (bvadd (_ bv64 32) c_~var_1_6~0)) (let ((.cse0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (.cse1 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (or (and (fp.leq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode .cse0)) (fp.geq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode .cse1))) (and (fp.geq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse0))) (fp.leq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse1)))))) (let ((.cse2 (fp.lt c_~var_1_3~0 c_~var_1_4~0)) (.cse4 (= c_~var_1_5~0 c_~var_1_1~0))) (or (and .cse2 (let ((.cse3 (fp.lt c_~var_1_3~0 c_~var_1_5~0))) (or (and .cse3 (= c_~var_1_3~0 c_~var_1_1~0)) (and (not .cse3) .cse4)))) (and (not .cse2) (let ((.cse5 (fp.lt c_~var_1_4~0 c_~var_1_5~0))) (or (and .cse4 (not .cse5)) (and (= c_~var_1_4~0 c_~var_1_1~0) .cse5)))))) (not (fp.gt c_~var_1_5~0 (fp.div c_currentRoundingMode c_~var_1_3~0 c_~var_1_7~0))) (= c_currentRoundingMode roundNearestTiesToEven) (= (_ bv0 8) c_~var_1_2~0)) is different from true [2024-11-08 18:50:32,994 WARN L286 SmtUtils]: Spent 8.26s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:50:41,319 WARN L286 SmtUtils]: Spent 8.32s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:50:49,567 WARN L286 SmtUtils]: Spent 8.25s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:50:57,825 WARN L286 SmtUtils]: Spent 8.26s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:51:06,077 WARN L286 SmtUtils]: Spent 8.25s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:51:13,489 WARN L286 SmtUtils]: Spent 7.41s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:51:21,029 WARN L286 SmtUtils]: Spent 7.54s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:51:29,297 WARN L286 SmtUtils]: Spent 8.27s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:51:41,525 WARN L286 SmtUtils]: Spent 7.61s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:51:49,801 WARN L286 SmtUtils]: Spent 8.28s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:51:58,065 WARN L286 SmtUtils]: Spent 8.26s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:52:06,331 WARN L286 SmtUtils]: Spent 8.27s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:52:11,364 WARN L286 SmtUtils]: Spent 5.03s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:52:23,071 WARN L286 SmtUtils]: Spent 8.30s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:52:31,340 WARN L286 SmtUtils]: Spent 8.27s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:52:42,898 WARN L286 SmtUtils]: Spent 8.29s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:52:51,199 WARN L286 SmtUtils]: Spent 8.27s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:52:57,030 WARN L286 SmtUtils]: Spent 5.83s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:53:05,326 WARN L286 SmtUtils]: Spent 8.29s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:53:13,615 WARN L286 SmtUtils]: Spent 8.29s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:53:21,898 WARN L286 SmtUtils]: Spent 8.28s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:53:33,310 WARN L286 SmtUtils]: Spent 8.29s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:53:41,596 WARN L286 SmtUtils]: Spent 8.29s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:53:49,845 WARN L286 SmtUtils]: Spent 8.25s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:53:58,106 WARN L286 SmtUtils]: Spent 8.26s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:54:06,360 WARN L286 SmtUtils]: Spent 8.25s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:54:14,608 WARN L286 SmtUtils]: Spent 8.25s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:54:27,486 WARN L286 SmtUtils]: Spent 8.27s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:54:35,171 WARN L286 SmtUtils]: Spent 7.68s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:54:47,437 WARN L286 SmtUtils]: Spent 8.28s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:54:55,588 WARN L286 SmtUtils]: Spent 8.15s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:55:02,017 WARN L286 SmtUtils]: Spent 6.43s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:55:08,224 WARN L286 SmtUtils]: Spent 6.18s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)