./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-82.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-82.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya --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 8dc85e0a8f6bbccc0e2b973260306c777c44b967399a6b0d7a80a450a59c71c9 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 04:14:41,303 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 04:14:41,378 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-29 04:14:41,382 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 04:14:41,383 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 04:14:41,421 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 04:14:41,421 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 04:14:41,422 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 04:14:41,422 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 04:14:41,423 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 04:14:41,423 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 04:14:41,424 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 04:14:41,425 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 04:14:41,425 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 04:14:41,426 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 04:14:41,426 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 04:14:41,427 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 04:14:41,427 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 04:14:41,428 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 04:14:41,428 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 04:14:41,429 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 04:14:41,430 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 04:14:41,430 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 04:14:41,431 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 04:14:41,431 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 04:14:41,431 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 04:14:41,432 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 04:14:41,432 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 04:14:41,433 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 04:14:41,433 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 04:14:41,434 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 04:14:41,434 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 04:14:41,434 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 04:14:41,435 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 04:14:41,435 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 04:14:41,436 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 04:14:41,436 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 04:14:41,436 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 04:14:41,436 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 04:14:41,436 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 04:14:41,437 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 04:14:41,437 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 04:14:41,437 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_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8dc85e0a8f6bbccc0e2b973260306c777c44b967399a6b0d7a80a450a59c71c9 [2023-11-29 04:14:41,654 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 04:14:41,675 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 04:14:41,677 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 04:14:41,678 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 04:14:41,679 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 04:14:41,680 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-82.i [2023-11-29 04:14:44,317 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 04:14:44,512 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 04:14:44,512 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-82.i [2023-11-29 04:14:44,519 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/data/7de5a887f/232d510e2bbf4ba68147c8f61f7f97bd/FLAG6b53ba80d [2023-11-29 04:14:44,530 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/data/7de5a887f/232d510e2bbf4ba68147c8f61f7f97bd [2023-11-29 04:14:44,532 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 04:14:44,533 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 04:14:44,534 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 04:14:44,534 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 04:14:44,539 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 04:14:44,540 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 04:14:44" (1/1) ... [2023-11-29 04:14:44,541 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b20e7e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:14:44, skipping insertion in model container [2023-11-29 04:14:44,541 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 04:14:44" (1/1) ... [2023-11-29 04:14:44,575 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 04:14:44,691 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-82.i[916,929] [2023-11-29 04:14:44,748 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 04:14:44,759 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 04:14:44,768 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-82.i[916,929] [2023-11-29 04:14:44,809 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 04:14:44,827 INFO L206 MainTranslator]: Completed translation [2023-11-29 04:14:44,827 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:14:44 WrapperNode [2023-11-29 04:14:44,827 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 04:14:44,828 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 04:14:44,828 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 04:14:44,828 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 04:14:44,834 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:14:44" (1/1) ... [2023-11-29 04:14:44,850 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:14:44" (1/1) ... [2023-11-29 04:14:44,899 INFO L138 Inliner]: procedures = 29, calls = 159, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 452 [2023-11-29 04:14:44,899 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 04:14:44,900 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 04:14:44,900 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 04:14:44,900 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 04:14:44,911 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:14:44" (1/1) ... [2023-11-29 04:14:44,911 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:14:44" (1/1) ... [2023-11-29 04:14:44,919 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:14:44" (1/1) ... [2023-11-29 04:14:44,942 INFO L175 MemorySlicer]: Split 133 memory accesses to 2 slices as follows [2, 131]. 98 percent of accesses are in the largest equivalence class. The 16 initializations are split as follows [2, 14]. The 17 writes are split as follows [0, 17]. [2023-11-29 04:14:44,942 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:14:44" (1/1) ... [2023-11-29 04:14:44,942 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:14:44" (1/1) ... [2023-11-29 04:14:44,967 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:14:44" (1/1) ... [2023-11-29 04:14:44,973 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:14:44" (1/1) ... [2023-11-29 04:14:44,978 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:14:44" (1/1) ... [2023-11-29 04:14:44,982 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:14:44" (1/1) ... [2023-11-29 04:14:44,990 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 04:14:44,991 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 04:14:44,991 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 04:14:44,991 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 04:14:44,992 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:14:44" (1/1) ... [2023-11-29 04:14:44,997 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 04:14:45,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:14:45,017 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 04:14:45,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 04:14:45,069 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 04:14:45,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#0 [2023-11-29 04:14:45,070 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#1 [2023-11-29 04:14:45,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-29 04:14:45,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-29 04:14:45,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#0 [2023-11-29 04:14:45,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#1 [2023-11-29 04:14:45,073 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-29 04:14:45,073 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-29 04:14:45,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#0 [2023-11-29 04:14:45,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#1 [2023-11-29 04:14:45,074 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 04:14:45,074 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 04:14:45,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 04:14:45,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-29 04:14:45,075 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 04:14:45,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 04:14:45,200 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 04:14:45,202 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 04:14:45,625 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 04:14:45,654 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 04:14:45,655 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 04:14:45,655 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 04:14:45 BoogieIcfgContainer [2023-11-29 04:14:45,655 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 04:14:45,658 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 04:14:45,658 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 04:14:45,661 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 04:14:45,661 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 04:14:44" (1/3) ... [2023-11-29 04:14:45,662 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f3a9a5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 04:14:45, skipping insertion in model container [2023-11-29 04:14:45,662 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:14:44" (2/3) ... [2023-11-29 04:14:45,662 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f3a9a5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 04:14:45, skipping insertion in model container [2023-11-29 04:14:45,662 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 04:14:45" (3/3) ... [2023-11-29 04:14:45,663 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-s_file-82.i [2023-11-29 04:14:45,678 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 04:14:45,678 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 04:14:45,723 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 04:14:45,729 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=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;@6b6670c7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 04:14:45,730 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 04:14:45,734 INFO L276 IsEmpty]: Start isEmpty. Operand has 106 states, 89 states have (on average 1.4719101123595506) internal successors, (131), 90 states have internal predecessors, (131), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2023-11-29 04:14:45,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-11-29 04:14:45,747 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:14:45,748 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:14:45,748 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:14:45,752 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:14:45,752 INFO L85 PathProgramCache]: Analyzing trace with hash -430352731, now seen corresponding path program 1 times [2023-11-29 04:14:45,760 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:14:45,760 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1792017250] [2023-11-29 04:14:45,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:14:45,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:14:45,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:46,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 04:14:46,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:46,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-29 04:14:46,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:46,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-29 04:14:46,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:46,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-29 04:14:46,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:46,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-29 04:14:46,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:46,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-29 04:14:46,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:46,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-29 04:14:46,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:46,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-29 04:14:46,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:46,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-29 04:14:46,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:46,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-29 04:14:46,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:46,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-29 04:14:46,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:46,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-11-29 04:14:46,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:46,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-29 04:14:46,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:46,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-11-29 04:14:46,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:46,094 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-29 04:14:46,095 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:14:46,095 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1792017250] [2023-11-29 04:14:46,096 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1792017250] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:14:46,096 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:14:46,096 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 04:14:46,098 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [842828436] [2023-11-29 04:14:46,099 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:14:46,103 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 04:14:46,104 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:14:46,132 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 04:14:46,132 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 04:14:46,135 INFO L87 Difference]: Start difference. First operand has 106 states, 89 states have (on average 1.4719101123595506) internal successors, (131), 90 states have internal predecessors, (131), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) Second operand has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-29 04:14:46,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:14:46,179 INFO L93 Difference]: Finished difference Result 209 states and 330 transitions. [2023-11-29 04:14:46,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 04:14:46,181 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 2 states have call successors, (14) Word has length 116 [2023-11-29 04:14:46,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:14:46,189 INFO L225 Difference]: With dead ends: 209 [2023-11-29 04:14:46,190 INFO L226 Difference]: Without dead ends: 104 [2023-11-29 04:14:46,193 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 04:14:46,197 INFO L413 NwaCegarLoop]: 146 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 146 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 04:14:46,198 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 146 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 04:14:46,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2023-11-29 04:14:46,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2023-11-29 04:14:46,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 88 states have (on average 1.3863636363636365) internal successors, (122), 88 states have internal predecessors, (122), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2023-11-29 04:14:46,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 150 transitions. [2023-11-29 04:14:46,244 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 150 transitions. Word has length 116 [2023-11-29 04:14:46,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:14:46,245 INFO L495 AbstractCegarLoop]: Abstraction has 104 states and 150 transitions. [2023-11-29 04:14:46,245 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-29 04:14:46,245 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 150 transitions. [2023-11-29 04:14:46,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-11-29 04:14:46,249 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:14:46,249 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:14:46,249 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-29 04:14:46,250 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:14:46,250 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:14:46,251 INFO L85 PathProgramCache]: Analyzing trace with hash 1565365327, now seen corresponding path program 1 times [2023-11-29 04:14:46,251 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:14:46,251 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [331382641] [2023-11-29 04:14:46,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:14:46,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:14:46,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:46,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 04:14:46,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:46,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-29 04:14:46,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:46,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-29 04:14:46,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:46,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-29 04:14:46,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:46,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-29 04:14:46,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:46,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-29 04:14:46,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:46,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-29 04:14:46,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:46,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-29 04:14:46,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:46,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-29 04:14:46,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:46,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-29 04:14:46,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:46,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-29 04:14:46,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:46,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-11-29 04:14:46,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:46,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-29 04:14:46,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:46,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-11-29 04:14:46,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:46,522 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-29 04:14:46,522 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:14:46,522 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [331382641] [2023-11-29 04:14:46,523 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [331382641] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:14:46,523 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:14:46,523 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 04:14:46,523 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1802911816] [2023-11-29 04:14:46,523 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:14:46,525 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 04:14:46,525 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:14:46,526 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 04:14:46,526 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 04:14:46,526 INFO L87 Difference]: Start difference. First operand 104 states and 150 transitions. Second operand has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-29 04:14:46,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:14:46,583 INFO L93 Difference]: Finished difference Result 213 states and 308 transitions. [2023-11-29 04:14:46,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 04:14:46,584 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 116 [2023-11-29 04:14:46,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:14:46,585 INFO L225 Difference]: With dead ends: 213 [2023-11-29 04:14:46,585 INFO L226 Difference]: Without dead ends: 110 [2023-11-29 04:14:46,586 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 04:14:46,588 INFO L413 NwaCegarLoop]: 147 mSDtfsCounter, 10 mSDsluCounter, 283 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 430 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 04:14:46,588 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 430 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 04:14:46,589 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2023-11-29 04:14:46,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 106. [2023-11-29 04:14:46,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 106 states, 90 states have (on average 1.3777777777777778) internal successors, (124), 90 states have internal predecessors, (124), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2023-11-29 04:14:46,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 152 transitions. [2023-11-29 04:14:46,603 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 152 transitions. Word has length 116 [2023-11-29 04:14:46,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:14:46,603 INFO L495 AbstractCegarLoop]: Abstraction has 106 states and 152 transitions. [2023-11-29 04:14:46,603 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-29 04:14:46,604 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 152 transitions. [2023-11-29 04:14:46,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-11-29 04:14:46,606 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:14:46,606 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:14:46,606 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-29 04:14:46,607 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:14:46,607 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:14:46,607 INFO L85 PathProgramCache]: Analyzing trace with hash -862893295, now seen corresponding path program 1 times [2023-11-29 04:14:46,607 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:14:46,607 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1744683941] [2023-11-29 04:14:46,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:14:46,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:14:46,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:46,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 04:14:46,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:46,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-29 04:14:46,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:46,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-29 04:14:46,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:46,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-29 04:14:46,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:46,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-29 04:14:46,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:46,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-29 04:14:46,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:46,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-29 04:14:46,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:46,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-29 04:14:46,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:46,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-29 04:14:46,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:46,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-29 04:14:46,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:46,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-29 04:14:46,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:46,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-11-29 04:14:46,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:46,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-29 04:14:46,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:46,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-11-29 04:14:46,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:46,861 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-29 04:14:46,862 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:14:46,862 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1744683941] [2023-11-29 04:14:46,862 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1744683941] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:14:46,862 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:14:46,862 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 04:14:46,863 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2137100068] [2023-11-29 04:14:46,863 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:14:46,863 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 04:14:46,863 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:14:46,864 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 04:14:46,864 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 04:14:46,865 INFO L87 Difference]: Start difference. First operand 106 states and 152 transitions. Second operand has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 04:14:46,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:14:46,910 INFO L93 Difference]: Finished difference Result 240 states and 345 transitions. [2023-11-29 04:14:46,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 04:14:46,911 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 116 [2023-11-29 04:14:46,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:14:46,913 INFO L225 Difference]: With dead ends: 240 [2023-11-29 04:14:46,914 INFO L226 Difference]: Without dead ends: 135 [2023-11-29 04:14:46,915 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 04:14:46,916 INFO L413 NwaCegarLoop]: 171 mSDtfsCounter, 61 mSDsluCounter, 298 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 469 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 04:14:46,916 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [61 Valid, 469 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 04:14:46,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2023-11-29 04:14:46,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 108. [2023-11-29 04:14:46,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 92 states have (on average 1.3695652173913044) internal successors, (126), 92 states have internal predecessors, (126), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2023-11-29 04:14:46,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 154 transitions. [2023-11-29 04:14:46,928 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 154 transitions. Word has length 116 [2023-11-29 04:14:46,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:14:46,929 INFO L495 AbstractCegarLoop]: Abstraction has 108 states and 154 transitions. [2023-11-29 04:14:46,929 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 04:14:46,929 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 154 transitions. [2023-11-29 04:14:46,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-11-29 04:14:46,931 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:14:46,932 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:14:46,932 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-29 04:14:46,932 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:14:46,932 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:14:46,933 INFO L85 PathProgramCache]: Analyzing trace with hash 1512579775, now seen corresponding path program 1 times [2023-11-29 04:14:46,933 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:14:46,933 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [187608655] [2023-11-29 04:14:46,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:14:46,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:14:46,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:47,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 04:14:47,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:47,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-29 04:14:47,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:47,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-29 04:14:47,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:47,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-29 04:14:47,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:47,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-29 04:14:47,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:47,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-29 04:14:47,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:47,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-29 04:14:47,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:47,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-29 04:14:47,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:47,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-29 04:14:47,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:47,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-29 04:14:47,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:47,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-29 04:14:47,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:47,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-11-29 04:14:47,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:47,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-29 04:14:47,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:47,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-11-29 04:14:47,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:47,139 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-29 04:14:47,139 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:14:47,139 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [187608655] [2023-11-29 04:14:47,139 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [187608655] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:14:47,140 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:14:47,140 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 04:14:47,140 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [699673102] [2023-11-29 04:14:47,140 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:14:47,141 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 04:14:47,141 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:14:47,142 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 04:14:47,142 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-29 04:14:47,142 INFO L87 Difference]: Start difference. First operand 108 states and 154 transitions. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 04:14:47,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:14:47,214 INFO L93 Difference]: Finished difference Result 272 states and 389 transitions. [2023-11-29 04:14:47,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 04:14:47,215 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 118 [2023-11-29 04:14:47,216 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:14:47,217 INFO L225 Difference]: With dead ends: 272 [2023-11-29 04:14:47,217 INFO L226 Difference]: Without dead ends: 165 [2023-11-29 04:14:47,218 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-29 04:14:47,219 INFO L413 NwaCegarLoop]: 208 mSDtfsCounter, 102 mSDsluCounter, 490 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 102 SdHoareTripleChecker+Valid, 698 SdHoareTripleChecker+Invalid, 48 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 46 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 04:14:47,220 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [102 Valid, 698 Invalid, 48 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 46 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 04:14:47,221 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2023-11-29 04:14:47,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 109. [2023-11-29 04:14:47,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109 states, 93 states have (on average 1.3655913978494623) internal successors, (127), 93 states have internal predecessors, (127), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2023-11-29 04:14:47,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 155 transitions. [2023-11-29 04:14:47,231 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 155 transitions. Word has length 118 [2023-11-29 04:14:47,232 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:14:47,232 INFO L495 AbstractCegarLoop]: Abstraction has 109 states and 155 transitions. [2023-11-29 04:14:47,232 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 04:14:47,232 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 155 transitions. [2023-11-29 04:14:47,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-11-29 04:14:47,234 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:14:47,234 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:14:47,234 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-29 04:14:47,235 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:14:47,235 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:14:47,235 INFO L85 PathProgramCache]: Analyzing trace with hash 1615270746, now seen corresponding path program 1 times [2023-11-29 04:14:47,235 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:14:47,236 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1791038098] [2023-11-29 04:14:47,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:14:47,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:14:47,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:47,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 04:14:47,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:47,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-29 04:14:47,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:47,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-29 04:14:47,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:47,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-29 04:14:47,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:47,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-29 04:14:47,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:47,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-29 04:14:47,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:47,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-29 04:14:47,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:47,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-29 04:14:47,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:47,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-29 04:14:47,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:47,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-29 04:14:47,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:47,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-29 04:14:47,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:47,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-11-29 04:14:47,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:47,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-29 04:14:47,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:47,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-11-29 04:14:47,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:47,361 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-29 04:14:47,361 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:14:47,361 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1791038098] [2023-11-29 04:14:47,361 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1791038098] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:14:47,361 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:14:47,362 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 04:14:47,362 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1620979612] [2023-11-29 04:14:47,362 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:14:47,362 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 04:14:47,363 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:14:47,363 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 04:14:47,363 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 04:14:47,364 INFO L87 Difference]: Start difference. First operand 109 states and 155 transitions. Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 04:14:47,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:14:47,400 INFO L93 Difference]: Finished difference Result 229 states and 326 transitions. [2023-11-29 04:14:47,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 04:14:47,401 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 120 [2023-11-29 04:14:47,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:14:47,403 INFO L225 Difference]: With dead ends: 229 [2023-11-29 04:14:47,403 INFO L226 Difference]: Without dead ends: 121 [2023-11-29 04:14:47,403 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 04:14:47,404 INFO L413 NwaCegarLoop]: 143 mSDtfsCounter, 21 mSDsluCounter, 286 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 429 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 04:14:47,405 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 429 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 04:14:47,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2023-11-29 04:14:47,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 111. [2023-11-29 04:14:47,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 111 states, 95 states have (on average 1.3578947368421053) internal successors, (129), 95 states have internal predecessors, (129), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2023-11-29 04:14:47,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 157 transitions. [2023-11-29 04:14:47,414 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 157 transitions. Word has length 120 [2023-11-29 04:14:47,415 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:14:47,415 INFO L495 AbstractCegarLoop]: Abstraction has 111 states and 157 transitions. [2023-11-29 04:14:47,415 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 04:14:47,415 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 157 transitions. [2023-11-29 04:14:47,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-11-29 04:14:47,417 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:14:47,417 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:14:47,417 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-29 04:14:47,417 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:14:47,418 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:14:47,418 INFO L85 PathProgramCache]: Analyzing trace with hash 805924120, now seen corresponding path program 1 times [2023-11-29 04:14:47,418 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:14:47,418 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1672349326] [2023-11-29 04:14:47,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:14:47,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:14:47,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:47,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 04:14:47,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:47,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-29 04:14:47,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:47,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-29 04:14:47,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:47,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-29 04:14:47,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:47,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-29 04:14:47,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:47,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-29 04:14:47,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:47,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-29 04:14:47,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:47,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-29 04:14:47,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:47,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-29 04:14:47,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:47,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-29 04:14:47,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:47,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-29 04:14:47,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:47,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-11-29 04:14:47,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:47,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-29 04:14:47,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:47,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-11-29 04:14:47,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:47,596 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-29 04:14:47,596 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:14:47,596 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1672349326] [2023-11-29 04:14:47,597 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1672349326] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:14:47,597 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:14:47,597 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 04:14:47,597 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [883880336] [2023-11-29 04:14:47,597 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:14:47,598 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 04:14:47,598 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:14:47,598 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 04:14:47,599 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 04:14:47,599 INFO L87 Difference]: Start difference. First operand 111 states and 157 transitions. Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 04:14:47,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:14:47,636 INFO L93 Difference]: Finished difference Result 229 states and 324 transitions. [2023-11-29 04:14:47,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 04:14:47,637 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 120 [2023-11-29 04:14:47,637 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:14:47,639 INFO L225 Difference]: With dead ends: 229 [2023-11-29 04:14:47,639 INFO L226 Difference]: Without dead ends: 119 [2023-11-29 04:14:47,639 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 04:14:47,640 INFO L413 NwaCegarLoop]: 143 mSDtfsCounter, 12 mSDsluCounter, 284 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 427 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 04:14:47,641 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 427 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 04:14:47,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2023-11-29 04:14:47,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 113. [2023-11-29 04:14:47,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113 states, 97 states have (on average 1.3505154639175259) internal successors, (131), 97 states have internal predecessors, (131), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2023-11-29 04:14:47,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 159 transitions. [2023-11-29 04:14:47,650 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 159 transitions. Word has length 120 [2023-11-29 04:14:47,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:14:47,651 INFO L495 AbstractCegarLoop]: Abstraction has 113 states and 159 transitions. [2023-11-29 04:14:47,651 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 04:14:47,651 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 159 transitions. [2023-11-29 04:14:47,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-11-29 04:14:47,653 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:14:47,653 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:14:47,653 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-29 04:14:47,653 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:14:47,654 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:14:47,654 INFO L85 PathProgramCache]: Analyzing trace with hash 863182422, now seen corresponding path program 1 times [2023-11-29 04:14:47,654 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:14:47,654 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1735050085] [2023-11-29 04:14:47,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:14:47,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:14:47,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:47,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 04:14:47,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:47,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-29 04:14:47,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:47,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-29 04:14:47,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:47,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-29 04:14:47,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:47,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-29 04:14:47,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:47,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-29 04:14:47,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:47,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-29 04:14:47,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:47,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-29 04:14:47,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:47,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-29 04:14:47,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:47,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-29 04:14:47,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:47,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-29 04:14:47,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:47,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-11-29 04:14:47,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:47,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-29 04:14:47,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:47,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-11-29 04:14:47,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:47,766 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-29 04:14:47,766 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:14:47,766 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1735050085] [2023-11-29 04:14:47,766 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1735050085] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:14:47,766 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:14:47,766 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 04:14:47,767 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1695674085] [2023-11-29 04:14:47,767 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:14:47,767 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 04:14:47,767 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:14:47,768 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 04:14:47,768 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 04:14:47,768 INFO L87 Difference]: Start difference. First operand 113 states and 159 transitions. Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 04:14:47,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:14:47,800 INFO L93 Difference]: Finished difference Result 229 states and 322 transitions. [2023-11-29 04:14:47,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 04:14:47,801 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 120 [2023-11-29 04:14:47,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:14:47,802 INFO L225 Difference]: With dead ends: 229 [2023-11-29 04:14:47,802 INFO L226 Difference]: Without dead ends: 117 [2023-11-29 04:14:47,803 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 04:14:47,803 INFO L413 NwaCegarLoop]: 144 mSDtfsCounter, 3 mSDsluCounter, 283 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 427 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 04:14:47,804 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 427 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 04:14:47,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states. [2023-11-29 04:14:47,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 115. [2023-11-29 04:14:47,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115 states, 99 states have (on average 1.3434343434343434) internal successors, (133), 99 states have internal predecessors, (133), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2023-11-29 04:14:47,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 161 transitions. [2023-11-29 04:14:47,810 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 161 transitions. Word has length 120 [2023-11-29 04:14:47,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:14:47,810 INFO L495 AbstractCegarLoop]: Abstraction has 115 states and 161 transitions. [2023-11-29 04:14:47,810 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 04:14:47,811 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 161 transitions. [2023-11-29 04:14:47,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-11-29 04:14:47,812 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:14:47,812 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:14:47,812 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-29 04:14:47,812 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:14:47,812 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:14:47,812 INFO L85 PathProgramCache]: Analyzing trace with hash 863242004, now seen corresponding path program 1 times [2023-11-29 04:14:47,813 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:14:47,813 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [39093346] [2023-11-29 04:14:47,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:14:47,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:14:47,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:48,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 04:14:48,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:48,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-29 04:14:48,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:48,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-29 04:14:48,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:48,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-29 04:14:48,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:48,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-29 04:14:48,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:48,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-29 04:14:48,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:48,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-29 04:14:48,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:48,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-29 04:14:48,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:48,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-29 04:14:48,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:48,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-29 04:14:48,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:48,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-29 04:14:48,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:48,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-11-29 04:14:48,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:48,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-29 04:14:48,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:48,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-11-29 04:14:48,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:48,058 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-29 04:14:48,058 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:14:48,058 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [39093346] [2023-11-29 04:14:48,058 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [39093346] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:14:48,058 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:14:48,058 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 04:14:48,058 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [294488672] [2023-11-29 04:14:48,059 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:14:48,059 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 04:14:48,059 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:14:48,060 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 04:14:48,060 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 04:14:48,060 INFO L87 Difference]: Start difference. First operand 115 states and 161 transitions. Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 04:14:48,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:14:48,221 INFO L93 Difference]: Finished difference Result 259 states and 361 transitions. [2023-11-29 04:14:48,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 04:14:48,221 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 120 [2023-11-29 04:14:48,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:14:48,223 INFO L225 Difference]: With dead ends: 259 [2023-11-29 04:14:48,223 INFO L226 Difference]: Without dead ends: 145 [2023-11-29 04:14:48,223 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 04:14:48,224 INFO L413 NwaCegarLoop]: 142 mSDtfsCounter, 86 mSDsluCounter, 171 mSDsCounter, 0 mSdLazyCounter, 117 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 86 SdHoareTripleChecker+Valid, 313 SdHoareTripleChecker+Invalid, 117 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 117 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 04:14:48,224 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [86 Valid, 313 Invalid, 117 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 117 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 04:14:48,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2023-11-29 04:14:48,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 110. [2023-11-29 04:14:48,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 110 states, 94 states have (on average 1.3297872340425532) internal successors, (125), 94 states have internal predecessors, (125), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2023-11-29 04:14:48,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 153 transitions. [2023-11-29 04:14:48,229 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 153 transitions. Word has length 120 [2023-11-29 04:14:48,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:14:48,230 INFO L495 AbstractCegarLoop]: Abstraction has 110 states and 153 transitions. [2023-11-29 04:14:48,230 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 04:14:48,230 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 153 transitions. [2023-11-29 04:14:48,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-11-29 04:14:48,231 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:14:48,231 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:14:48,232 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-11-29 04:14:48,232 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:14:48,232 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:14:48,232 INFO L85 PathProgramCache]: Analyzing trace with hash -985732013, now seen corresponding path program 1 times [2023-11-29 04:14:48,232 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:14:48,232 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [588334246] [2023-11-29 04:14:48,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:14:48,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:14:48,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:49,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 04:14:49,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:49,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-29 04:14:49,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:49,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-29 04:14:49,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:49,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-29 04:14:49,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:49,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-29 04:14:49,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:49,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-29 04:14:49,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:49,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-29 04:14:49,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:49,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-29 04:14:49,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:49,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-29 04:14:49,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:49,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-29 04:14:49,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:49,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-29 04:14:49,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:49,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-11-29 04:14:49,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:49,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-29 04:14:49,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:49,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-11-29 04:14:49,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:49,952 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-29 04:14:49,952 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:14:49,952 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [588334246] [2023-11-29 04:14:49,952 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [588334246] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:14:49,952 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:14:49,953 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-11-29 04:14:49,953 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [417097108] [2023-11-29 04:14:49,953 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:14:49,953 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-11-29 04:14:49,953 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:14:49,954 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-11-29 04:14:49,954 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2023-11-29 04:14:49,954 INFO L87 Difference]: Start difference. First operand 110 states and 153 transitions. Second operand has 12 states, 10 states have (on average 5.4) internal successors, (54), 12 states have internal predecessors, (54), 3 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 3 states have call successors, (14) [2023-11-29 04:14:51,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:14:51,133 INFO L93 Difference]: Finished difference Result 328 states and 455 transitions. [2023-11-29 04:14:51,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-11-29 04:14:51,135 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 10 states have (on average 5.4) internal successors, (54), 12 states have internal predecessors, (54), 3 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 3 states have call successors, (14) Word has length 121 [2023-11-29 04:14:51,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:14:51,137 INFO L225 Difference]: With dead ends: 328 [2023-11-29 04:14:51,137 INFO L226 Difference]: Without dead ends: 219 [2023-11-29 04:14:51,138 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=70, Invalid=272, Unknown=0, NotChecked=0, Total=342 [2023-11-29 04:14:51,138 INFO L413 NwaCegarLoop]: 127 mSDtfsCounter, 287 mSDsluCounter, 997 mSDsCounter, 0 mSdLazyCounter, 863 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 289 SdHoareTripleChecker+Valid, 1124 SdHoareTripleChecker+Invalid, 874 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 863 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2023-11-29 04:14:51,138 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [289 Valid, 1124 Invalid, 874 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 863 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2023-11-29 04:14:51,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 219 states. [2023-11-29 04:14:51,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 219 to 195. [2023-11-29 04:14:51,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 195 states, 172 states have (on average 1.3430232558139534) internal successors, (231), 173 states have internal predecessors, (231), 20 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 19 states have call predecessors, (20), 20 states have call successors, (20) [2023-11-29 04:14:51,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 195 states and 271 transitions. [2023-11-29 04:14:51,152 INFO L78 Accepts]: Start accepts. Automaton has 195 states and 271 transitions. Word has length 121 [2023-11-29 04:14:51,152 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:14:51,152 INFO L495 AbstractCegarLoop]: Abstraction has 195 states and 271 transitions. [2023-11-29 04:14:51,153 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 10 states have (on average 5.4) internal successors, (54), 12 states have internal predecessors, (54), 3 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 3 states have call successors, (14) [2023-11-29 04:14:51,153 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 271 transitions. [2023-11-29 04:14:51,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-11-29 04:14:51,154 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:14:51,154 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:14:51,155 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-11-29 04:14:51,155 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:14:51,155 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:14:51,155 INFO L85 PathProgramCache]: Analyzing trace with hash 1226890986, now seen corresponding path program 1 times [2023-11-29 04:14:51,155 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:14:51,155 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [488746206] [2023-11-29 04:14:51,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:14:51,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:14:51,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:51,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 04:14:51,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:51,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-29 04:14:51,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:51,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-29 04:14:51,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:51,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-29 04:14:51,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:51,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-29 04:14:51,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:51,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-29 04:14:51,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:51,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-29 04:14:51,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:51,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-29 04:14:51,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:51,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-29 04:14:51,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:51,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-29 04:14:51,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:51,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-29 04:14:51,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:51,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-11-29 04:14:51,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:51,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-29 04:14:51,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:51,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-11-29 04:14:51,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:51,350 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-29 04:14:51,350 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:14:51,351 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [488746206] [2023-11-29 04:14:51,351 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [488746206] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:14:51,351 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:14:51,351 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 04:14:51,351 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2087256596] [2023-11-29 04:14:51,351 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:14:51,351 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 04:14:51,352 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:14:51,352 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 04:14:51,352 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 04:14:51,352 INFO L87 Difference]: Start difference. First operand 195 states and 271 transitions. Second operand has 6 states, 6 states have (on average 9.0) internal successors, (54), 6 states have internal predecessors, (54), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 04:14:51,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:14:51,466 INFO L93 Difference]: Finished difference Result 566 states and 787 transitions. [2023-11-29 04:14:51,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 04:14:51,467 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 6 states have internal predecessors, (54), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 121 [2023-11-29 04:14:51,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:14:51,471 INFO L225 Difference]: With dead ends: 566 [2023-11-29 04:14:51,471 INFO L226 Difference]: Without dead ends: 372 [2023-11-29 04:14:51,471 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2023-11-29 04:14:51,472 INFO L413 NwaCegarLoop]: 147 mSDtfsCounter, 184 mSDsluCounter, 565 mSDsCounter, 0 mSdLazyCounter, 83 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 184 SdHoareTripleChecker+Valid, 712 SdHoareTripleChecker+Invalid, 91 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 83 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 04:14:51,472 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [184 Valid, 712 Invalid, 91 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 83 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 04:14:51,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 372 states. [2023-11-29 04:14:51,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 372 to 247. [2023-11-29 04:14:51,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 247 states, 224 states have (on average 1.3705357142857142) internal successors, (307), 225 states have internal predecessors, (307), 20 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 19 states have call predecessors, (20), 20 states have call successors, (20) [2023-11-29 04:14:51,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 247 states and 347 transitions. [2023-11-29 04:14:51,497 INFO L78 Accepts]: Start accepts. Automaton has 247 states and 347 transitions. Word has length 121 [2023-11-29 04:14:51,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:14:51,498 INFO L495 AbstractCegarLoop]: Abstraction has 247 states and 347 transitions. [2023-11-29 04:14:51,498 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 6 states have internal predecessors, (54), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 04:14:51,498 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 347 transitions. [2023-11-29 04:14:51,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-11-29 04:14:51,500 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:14:51,500 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:14:51,500 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-11-29 04:14:51,500 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:14:51,500 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:14:51,500 INFO L85 PathProgramCache]: Analyzing trace with hash 185513066, now seen corresponding path program 1 times [2023-11-29 04:14:51,501 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:14:51,501 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1328440621] [2023-11-29 04:14:51,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:14:51,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:14:51,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:51,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 04:14:51,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:51,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-29 04:14:51,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:51,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-29 04:14:51,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:51,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-29 04:14:51,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:51,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-29 04:14:51,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:51,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-29 04:14:51,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:51,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-29 04:14:51,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:51,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-29 04:14:51,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:51,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-29 04:14:51,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:51,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-29 04:14:51,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:51,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-29 04:14:51,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:51,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-11-29 04:14:51,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:51,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-29 04:14:51,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:51,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-11-29 04:14:51,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:51,683 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-29 04:14:51,683 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:14:51,683 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1328440621] [2023-11-29 04:14:51,683 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1328440621] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:14:51,683 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:14:51,683 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 04:14:51,683 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [244100452] [2023-11-29 04:14:51,684 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:14:51,684 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 04:14:51,684 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:14:51,685 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 04:14:51,685 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 04:14:51,685 INFO L87 Difference]: Start difference. First operand 247 states and 347 transitions. Second operand has 6 states, 6 states have (on average 9.0) internal successors, (54), 6 states have internal predecessors, (54), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 04:14:51,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:14:51,803 INFO L93 Difference]: Finished difference Result 545 states and 762 transitions. [2023-11-29 04:14:51,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 04:14:51,804 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 6 states have internal predecessors, (54), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 121 [2023-11-29 04:14:51,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:14:51,806 INFO L225 Difference]: With dead ends: 545 [2023-11-29 04:14:51,806 INFO L226 Difference]: Without dead ends: 298 [2023-11-29 04:14:51,807 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2023-11-29 04:14:51,808 INFO L413 NwaCegarLoop]: 188 mSDtfsCounter, 180 mSDsluCounter, 637 mSDsCounter, 0 mSdLazyCounter, 87 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 180 SdHoareTripleChecker+Valid, 825 SdHoareTripleChecker+Invalid, 92 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 87 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 04:14:51,808 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [180 Valid, 825 Invalid, 92 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 87 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 04:14:51,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 298 states. [2023-11-29 04:14:51,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 298 to 248. [2023-11-29 04:14:51,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 248 states, 225 states have (on average 1.3555555555555556) internal successors, (305), 226 states have internal predecessors, (305), 20 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 19 states have call predecessors, (20), 20 states have call successors, (20) [2023-11-29 04:14:51,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 248 states and 345 transitions. [2023-11-29 04:14:51,822 INFO L78 Accepts]: Start accepts. Automaton has 248 states and 345 transitions. Word has length 121 [2023-11-29 04:14:51,822 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:14:51,822 INFO L495 AbstractCegarLoop]: Abstraction has 248 states and 345 transitions. [2023-11-29 04:14:51,823 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 6 states have internal predecessors, (54), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 04:14:51,823 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 345 transitions. [2023-11-29 04:14:51,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-11-29 04:14:51,824 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:14:51,824 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:14:51,825 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-11-29 04:14:51,825 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:14:51,825 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:14:51,825 INFO L85 PathProgramCache]: Analyzing trace with hash -1896831231, now seen corresponding path program 1 times [2023-11-29 04:14:51,825 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:14:51,825 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [990646192] [2023-11-29 04:14:51,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:14:51,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:14:51,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:52,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 04:14:52,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:52,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-29 04:14:52,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:52,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-29 04:14:52,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:52,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-29 04:14:52,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:52,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-29 04:14:52,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:52,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-29 04:14:52,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:52,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-29 04:14:52,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:52,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-29 04:14:52,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:52,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-29 04:14:52,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:52,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-29 04:14:52,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:52,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-29 04:14:52,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:52,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-11-29 04:14:52,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:52,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-29 04:14:52,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:52,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-11-29 04:14:52,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:14:52,093 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-29 04:14:52,093 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:14:52,093 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [990646192] [2023-11-29 04:14:52,094 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [990646192] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:14:52,094 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:14:52,094 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 04:14:52,094 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [852303013] [2023-11-29 04:14:52,094 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:14:52,095 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 04:14:52,095 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:14:52,095 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 04:14:52,095 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-29 04:14:52,095 INFO L87 Difference]: Start difference. First operand 248 states and 345 transitions. Second operand has 6 states, 6 states have (on average 9.0) internal successors, (54), 6 states have internal predecessors, (54), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 04:14:52,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:14:52,507 INFO L93 Difference]: Finished difference Result 668 states and 926 transitions. [2023-11-29 04:14:52,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 04:14:52,508 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 6 states have internal predecessors, (54), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 121 [2023-11-29 04:14:52,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:14:52,511 INFO L225 Difference]: With dead ends: 668 [2023-11-29 04:14:52,511 INFO L226 Difference]: Without dead ends: 421 [2023-11-29 04:14:52,512 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2023-11-29 04:14:52,513 INFO L413 NwaCegarLoop]: 117 mSDtfsCounter, 176 mSDsluCounter, 399 mSDsCounter, 0 mSdLazyCounter, 342 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 176 SdHoareTripleChecker+Valid, 516 SdHoareTripleChecker+Invalid, 399 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 342 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-29 04:14:52,513 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [176 Valid, 516 Invalid, 399 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 342 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-29 04:14:52,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 421 states. [2023-11-29 04:14:52,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 421 to 385. [2023-11-29 04:14:52,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 385 states, 340 states have (on average 1.3352941176470587) internal successors, (454), 342 states have internal predecessors, (454), 40 states have call successors, (40), 4 states have call predecessors, (40), 4 states have return successors, (40), 38 states have call predecessors, (40), 40 states have call successors, (40) [2023-11-29 04:14:52,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 385 states and 534 transitions. [2023-11-29 04:14:52,558 INFO L78 Accepts]: Start accepts. Automaton has 385 states and 534 transitions. Word has length 121 [2023-11-29 04:14:52,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:14:52,559 INFO L495 AbstractCegarLoop]: Abstraction has 385 states and 534 transitions. [2023-11-29 04:14:52,559 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 6 states have internal predecessors, (54), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 04:14:52,559 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 534 transitions. [2023-11-29 04:14:52,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2023-11-29 04:14:52,560 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:14:52,561 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:14:52,561 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-11-29 04:14:52,561 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:14:52,561 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:14:52,561 INFO L85 PathProgramCache]: Analyzing trace with hash 117419420, now seen corresponding path program 1 times [2023-11-29 04:14:52,561 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:14:52,562 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1068651338] [2023-11-29 04:14:52,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:14:52,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:14:52,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 04:14:52,705 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 04:14:52,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 04:14:52,858 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 04:14:52,858 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-29 04:14:52,859 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-29 04:14:52,861 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2023-11-29 04:14:52,864 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:14:52,867 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 04:14:52,905 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem45 could not be translated [2023-11-29 04:14:52,906 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated [2023-11-29 04:14:52,906 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated [2023-11-29 04:14:52,907 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated [2023-11-29 04:14:52,907 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated [2023-11-29 04:14:52,907 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated [2023-11-29 04:14:52,907 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short54 could not be translated [2023-11-29 04:14:52,907 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated [2023-11-29 04:14:52,907 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short50 could not be translated [2023-11-29 04:14:52,908 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short50 could not be translated [2023-11-29 04:14:52,908 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short54 could not be translated [2023-11-29 04:14:52,908 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated [2023-11-29 04:14:52,908 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated [2023-11-29 04:14:52,909 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated [2023-11-29 04:14:52,909 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated [2023-11-29 04:14:52,909 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated [2023-11-29 04:14:52,909 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated [2023-11-29 04:14:52,909 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short62 could not be translated [2023-11-29 04:14:52,909 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short58 could not be translated [2023-11-29 04:14:52,910 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated [2023-11-29 04:14:52,910 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short58 could not be translated [2023-11-29 04:14:52,910 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short62 could not be translated [2023-11-29 04:14:52,910 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated [2023-11-29 04:14:52,911 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated [2023-11-29 04:14:52,911 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated [2023-11-29 04:14:52,912 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated [2023-11-29 04:14:52,913 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated [2023-11-29 04:14:52,913 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated [2023-11-29 04:14:52,914 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated [2023-11-29 04:14:52,914 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated [2023-11-29 04:14:52,915 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem73 could not be translated [2023-11-29 04:14:52,916 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem74 could not be translated [2023-11-29 04:14:52,916 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem76 could not be translated [2023-11-29 04:14:52,917 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem77 could not be translated [2023-11-29 04:14:52,917 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated [2023-11-29 04:14:52,918 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite12 could not be translated [2023-11-29 04:14:52,918 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem13 could not be translated [2023-11-29 04:14:52,918 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem11 could not be translated [2023-11-29 04:14:52,918 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem9 could not be translated [2023-11-29 04:14:52,919 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite90 could not be translated [2023-11-29 04:14:52,919 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-29 04:14:52,919 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-29 04:14:52,919 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite90 could not be translated [2023-11-29 04:14:52,919 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short104 could not be translated [2023-11-29 04:14:52,920 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short104 could not be translated [2023-11-29 04:14:52,920 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite90 could not be translated [2023-11-29 04:14:52,920 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet91 could not be translated [2023-11-29 04:14:52,920 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-29 04:14:52,920 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite100 could not be translated [2023-11-29 04:14:52,920 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem97 could not be translated [2023-11-29 04:14:52,921 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated [2023-11-29 04:14:52,921 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-29 04:14:52,921 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated [2023-11-29 04:14:52,921 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated [2023-11-29 04:14:52,921 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite90 could not be translated [2023-11-29 04:14:52,921 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short104 could not be translated [2023-11-29 04:14:52,921 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet91 could not be translated [2023-11-29 04:14:52,921 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated [2023-11-29 04:14:52,921 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite100 could not be translated [2023-11-29 04:14:52,922 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite90 could not be translated [2023-11-29 04:14:52,922 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem97 could not be translated [2023-11-29 04:14:52,922 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated [2023-11-29 04:14:52,922 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated [2023-11-29 04:14:52,922 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-29 04:14:52,922 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet91 could not be translated [2023-11-29 04:14:52,922 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated [2023-11-29 04:14:52,922 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short104 could not be translated [2023-11-29 04:14:52,922 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite90 could not be translated [2023-11-29 04:14:52,922 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite100 could not be translated [2023-11-29 04:14:52,923 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem97 could not be translated [2023-11-29 04:14:52,923 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated [2023-11-29 04:14:52,923 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short104 could not be translated [2023-11-29 04:14:52,923 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet91 could not be translated [2023-11-29 04:14:52,923 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated [2023-11-29 04:14:52,923 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated [2023-11-29 04:14:52,923 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated [2023-11-29 04:14:52,923 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-29 04:14:52,923 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short131 could not be translated [2023-11-29 04:14:52,924 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated [2023-11-29 04:14:52,924 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated [2023-11-29 04:14:52,924 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet91 could not be translated [2023-11-29 04:14:52,924 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short104 could not be translated [2023-11-29 04:14:52,924 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite90 could not be translated [2023-11-29 04:14:52,924 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated [2023-11-29 04:14:52,924 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated [2023-11-29 04:14:52,924 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem97 could not be translated [2023-11-29 04:14:52,924 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite100 could not be translated [2023-11-29 04:14:52,924 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-29 04:14:52,925 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem97 could not be translated [2023-11-29 04:14:52,925 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite90 could not be translated [2023-11-29 04:14:52,925 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short104 could not be translated [2023-11-29 04:14:52,925 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated [2023-11-29 04:14:52,925 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated [2023-11-29 04:14:52,925 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-29 04:14:52,925 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short131 could not be translated [2023-11-29 04:14:52,925 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem128 could not be translated [2023-11-29 04:14:52,925 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem107 could not be translated [2023-11-29 04:14:52,926 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated [2023-11-29 04:14:52,926 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated [2023-11-29 04:14:52,926 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite130 could not be translated [2023-11-29 04:14:52,926 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated [2023-11-29 04:14:52,926 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet91 could not be translated [2023-11-29 04:14:52,926 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem129 could not be translated [2023-11-29 04:14:52,926 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated [2023-11-29 04:14:52,926 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite100 could not be translated [2023-11-29 04:14:52,926 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short131 could not be translated [2023-11-29 04:14:52,926 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite100 could not be translated [2023-11-29 04:14:52,927 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet91 could not be translated [2023-11-29 04:14:52,927 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-29 04:14:52,927 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem107 could not be translated [2023-11-29 04:14:52,927 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated [2023-11-29 04:14:52,927 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite90 could not be translated [2023-11-29 04:14:52,927 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated [2023-11-29 04:14:52,927 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated [2023-11-29 04:14:52,927 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite130 could not be translated [2023-11-29 04:14:52,927 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short104 could not be translated [2023-11-29 04:14:52,927 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated [2023-11-29 04:14:52,928 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem128 could not be translated [2023-11-29 04:14:52,928 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated [2023-11-29 04:14:52,928 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem97 could not be translated [2023-11-29 04:14:52,928 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated [2023-11-29 04:14:52,928 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem129 could not be translated [2023-11-29 04:14:52,928 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem107 could not be translated [2023-11-29 04:14:52,928 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem128 could not be translated [2023-11-29 04:14:52,928 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet91 could not be translated [2023-11-29 04:14:52,928 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem129 could not be translated [2023-11-29 04:14:52,929 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem97 could not be translated [2023-11-29 04:14:52,929 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short131 could not be translated [2023-11-29 04:14:52,929 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short104 could not be translated [2023-11-29 04:14:52,929 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated [2023-11-29 04:14:52,929 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated [2023-11-29 04:14:52,929 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated [2023-11-29 04:14:52,929 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated [2023-11-29 04:14:52,929 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short134 could not be translated [2023-11-29 04:14:52,929 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-29 04:14:52,929 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite100 could not be translated [2023-11-29 04:14:52,930 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated [2023-11-29 04:14:52,930 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated [2023-11-29 04:14:52,930 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite130 could not be translated [2023-11-29 04:14:52,930 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite90 could not be translated [2023-11-29 04:14:52,930 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem97 could not be translated [2023-11-29 04:14:52,930 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated [2023-11-29 04:14:52,930 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem107 could not be translated [2023-11-29 04:14:52,930 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite90 could not be translated [2023-11-29 04:14:52,930 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated [2023-11-29 04:14:52,930 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated [2023-11-29 04:14:52,931 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite130 could not be translated [2023-11-29 04:14:52,931 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated [2023-11-29 04:14:52,931 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem128 could not be translated [2023-11-29 04:14:52,931 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite100 could not be translated [2023-11-29 04:14:52,931 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem132 could not be translated [2023-11-29 04:14:52,931 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short104 could not be translated [2023-11-29 04:14:52,931 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short131 could not be translated [2023-11-29 04:14:52,931 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated [2023-11-29 04:14:52,931 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet91 could not be translated [2023-11-29 04:14:52,931 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem133 could not be translated [2023-11-29 04:14:52,932 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-29 04:14:52,932 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem129 could not be translated [2023-11-29 04:14:52,932 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated [2023-11-29 04:14:52,932 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short104 could not be translated [2023-11-29 04:14:52,932 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite90 could not be translated [2023-11-29 04:14:52,932 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem97 could not be translated [2023-11-29 04:14:52,932 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated [2023-11-29 04:14:52,932 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short131 could not be translated [2023-11-29 04:14:52,932 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem129 could not be translated [2023-11-29 04:14:52,932 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated [2023-11-29 04:14:52,932 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem128 could not be translated [2023-11-29 04:14:52,933 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet91 could not be translated [2023-11-29 04:14:52,933 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem107 could not be translated [2023-11-29 04:14:52,933 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite100 could not be translated [2023-11-29 04:14:52,933 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated [2023-11-29 04:14:52,933 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem132 could not be translated [2023-11-29 04:14:52,933 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short137 could not be translated [2023-11-29 04:14:52,933 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem133 could not be translated [2023-11-29 04:14:52,933 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated [2023-11-29 04:14:52,933 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated [2023-11-29 04:14:52,933 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-29 04:14:52,934 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite130 could not be translated [2023-11-29 04:14:52,934 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short134 could not be translated [2023-11-29 04:14:52,934 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated [2023-11-29 04:14:52,934 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem132 could not be translated [2023-11-29 04:14:52,934 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated [2023-11-29 04:14:52,934 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite100 could not be translated [2023-11-29 04:14:52,934 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem136 could not be translated [2023-11-29 04:14:52,934 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated [2023-11-29 04:14:52,934 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem135 could not be translated [2023-11-29 04:14:52,935 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short104 could not be translated [2023-11-29 04:14:52,935 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem107 could not be translated [2023-11-29 04:14:52,935 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated [2023-11-29 04:14:52,935 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem128 could not be translated [2023-11-29 04:14:52,935 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated [2023-11-29 04:14:52,935 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short131 could not be translated [2023-11-29 04:14:52,935 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite130 could not be translated [2023-11-29 04:14:52,935 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet91 could not be translated [2023-11-29 04:14:52,935 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated [2023-11-29 04:14:52,935 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-29 04:14:52,936 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite90 could not be translated [2023-11-29 04:14:52,936 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem133 could not be translated [2023-11-29 04:14:52,936 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem129 could not be translated [2023-11-29 04:14:52,936 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short137 could not be translated [2023-11-29 04:14:52,936 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short134 could not be translated [2023-11-29 04:14:52,936 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated [2023-11-29 04:14:52,936 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem97 could not be translated [2023-11-29 04:14:52,936 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem132 could not be translated [2023-11-29 04:14:52,936 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated [2023-11-29 04:14:52,936 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated [2023-11-29 04:14:52,937 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated [2023-11-29 04:14:52,937 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem97 could not be translated [2023-11-29 04:14:52,937 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated [2023-11-29 04:14:52,937 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet91 could not be translated [2023-11-29 04:14:52,937 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short140 could not be translated [2023-11-29 04:14:52,937 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-29 04:14:52,937 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short134 could not be translated [2023-11-29 04:14:52,937 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem129 could not be translated [2023-11-29 04:14:52,937 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short104 could not be translated [2023-11-29 04:14:52,937 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem135 could not be translated [2023-11-29 04:14:52,938 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short131 could not be translated [2023-11-29 04:14:52,938 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem133 could not be translated [2023-11-29 04:14:52,938 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem107 could not be translated [2023-11-29 04:14:52,938 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem136 could not be translated [2023-11-29 04:14:52,938 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated [2023-11-29 04:14:52,938 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite90 could not be translated [2023-11-29 04:14:52,938 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem128 could not be translated [2023-11-29 04:14:52,938 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite130 could not be translated [2023-11-29 04:14:52,938 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated [2023-11-29 04:14:52,938 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite100 could not be translated [2023-11-29 04:14:52,938 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short137 could not be translated [2023-11-29 04:14:52,939 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated [2023-11-29 04:14:52,939 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite130 could not be translated [2023-11-29 04:14:52,939 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite100 could not be translated [2023-11-29 04:14:52,939 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-29 04:14:52,939 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem138 could not be translated [2023-11-29 04:14:52,939 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short137 could not be translated [2023-11-29 04:14:52,939 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem107 could not be translated [2023-11-29 04:14:52,939 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem132 could not be translated [2023-11-29 04:14:52,939 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated [2023-11-29 04:14:52,940 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite90 could not be translated [2023-11-29 04:14:52,940 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short104 could not be translated [2023-11-29 04:14:52,940 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated [2023-11-29 04:14:52,940 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem129 could not be translated [2023-11-29 04:14:52,940 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short134 could not be translated [2023-11-29 04:14:52,940 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem135 could not be translated [2023-11-29 04:14:52,940 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet91 could not be translated [2023-11-29 04:14:52,940 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated [2023-11-29 04:14:52,940 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem97 could not be translated [2023-11-29 04:14:52,940 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated [2023-11-29 04:14:52,941 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem139 could not be translated [2023-11-29 04:14:52,941 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem133 could not be translated [2023-11-29 04:14:52,941 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short131 could not be translated [2023-11-29 04:14:52,941 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated [2023-11-29 04:14:52,941 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem128 could not be translated [2023-11-29 04:14:52,941 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem136 could not be translated [2023-11-29 04:14:52,960 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 04:14:52 BoogieIcfgContainer [2023-11-29 04:14:52,960 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 04:14:52,961 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 04:14:52,961 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 04:14:52,961 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 04:14:52,962 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 04:14:45" (3/4) ... [2023-11-29 04:14:52,964 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-29 04:14:52,965 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 04:14:52,965 INFO L158 Benchmark]: Toolchain (without parser) took 8432.23ms. Allocated memory was 192.9MB in the beginning and 299.9MB in the end (delta: 107.0MB). Free memory was 163.3MB in the beginning and 179.2MB in the end (delta: -16.0MB). Peak memory consumption was 90.9MB. Max. memory is 16.1GB. [2023-11-29 04:14:52,965 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 130.0MB. Free memory is still 102.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 04:14:52,966 INFO L158 Benchmark]: CACSL2BoogieTranslator took 293.67ms. Allocated memory is still 192.9MB. Free memory was 163.1MB in the beginning and 150.4MB in the end (delta: 12.6MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. [2023-11-29 04:14:52,966 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.00ms. Allocated memory is still 192.9MB. Free memory was 150.4MB in the beginning and 145.3MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-29 04:14:52,966 INFO L158 Benchmark]: Boogie Preprocessor took 90.35ms. Allocated memory is still 192.9MB. Free memory was 145.3MB in the beginning and 140.0MB in the end (delta: 5.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-29 04:14:52,967 INFO L158 Benchmark]: RCFGBuilder took 664.59ms. Allocated memory is still 192.9MB. Free memory was 140.0MB in the beginning and 129.0MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-29 04:14:52,967 INFO L158 Benchmark]: TraceAbstraction took 7302.67ms. Allocated memory was 192.9MB in the beginning and 299.9MB in the end (delta: 107.0MB). Free memory was 127.9MB in the beginning and 179.2MB in the end (delta: -51.4MB). Peak memory consumption was 57.6MB. Max. memory is 16.1GB. [2023-11-29 04:14:52,967 INFO L158 Benchmark]: Witness Printer took 3.79ms. Allocated memory is still 299.9MB. Free memory is still 179.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 04:14:52,969 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 130.0MB. Free memory is still 102.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 293.67ms. Allocated memory is still 192.9MB. Free memory was 163.1MB in the beginning and 150.4MB in the end (delta: 12.6MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.00ms. Allocated memory is still 192.9MB. Free memory was 150.4MB in the beginning and 145.3MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 90.35ms. Allocated memory is still 192.9MB. Free memory was 145.3MB in the beginning and 140.0MB in the end (delta: 5.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 664.59ms. Allocated memory is still 192.9MB. Free memory was 140.0MB in the beginning and 129.0MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * TraceAbstraction took 7302.67ms. Allocated memory was 192.9MB in the beginning and 299.9MB in the end (delta: 107.0MB). Free memory was 127.9MB in the beginning and 179.2MB in the end (delta: -51.4MB). Peak memory consumption was 57.6MB. Max. memory is 16.1GB. * Witness Printer took 3.79ms. Allocated memory is still 299.9MB. Free memory is still 179.2MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem45 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short50 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short50 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short62 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short58 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short58 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short62 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem73 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem74 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem76 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem77 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite12 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem13 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem11 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem9 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short104 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short104 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite100 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem97 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short104 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite100 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem97 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short104 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite100 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem97 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short104 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short131 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short104 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem97 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite100 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem97 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short104 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short131 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem128 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem107 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite130 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem129 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite100 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short131 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite100 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem107 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite130 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short104 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem128 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem97 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem129 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem107 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem128 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem129 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem97 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short131 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short104 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short134 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite100 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite130 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem97 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem107 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite130 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem128 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite100 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem132 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short104 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short131 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem133 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem129 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short104 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem97 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short131 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem129 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem128 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem107 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite100 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem132 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short137 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem133 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite130 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short134 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem132 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite100 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem136 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem135 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short104 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem107 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem128 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short131 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite130 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem133 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem129 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short137 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short134 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem97 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem132 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem97 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short140 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short134 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem129 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short104 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem135 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short131 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem133 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem107 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem136 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem128 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite130 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite100 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short137 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite130 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite100 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem138 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short137 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem107 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem132 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short104 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem129 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short134 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem135 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem97 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem139 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem133 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short131 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem128 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem136 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 95, overapproximation of someBinaryDOUBLEComparisonOperation at line 118. Possible FailurePath: [L38] unsigned char isInitial = 0; [L39-L54] struct WrapperStruct00 WrapperStruct00 = { 128.75, 1, 63.5, 255.5, 32, 25, 128, 16, 2, 5, 10, 3.75, 0, 255.5 }; [L39-L54] struct WrapperStruct00 WrapperStruct00 = { 128.75, 1, 63.5, 255.5, 32, 25, 128, 16, 2, 5, 10, 3.75, 0, 255.5 }; [L39-L54] struct WrapperStruct00 WrapperStruct00 = { 128.75, 1, 63.5, 255.5, 32, 25, 128, 16, 2, 5, 10, 3.75, 0, 255.5 }; [L39-L54] struct WrapperStruct00 WrapperStruct00 = { 128.75, 1, 63.5, 255.5, 32, 25, 128, 16, 2, 5, 10, 3.75, 0, 255.5 }; [L39-L54] struct WrapperStruct00 WrapperStruct00 = { 128.75, 1, 63.5, 255.5, 32, 25, 128, 16, 2, 5, 10, 3.75, 0, 255.5 }; [L39-L54] struct WrapperStruct00 WrapperStruct00 = { 128.75, 1, 63.5, 255.5, 32, 25, 128, 16, 2, 5, 10, 3.75, 0, 255.5 }; [L39-L54] struct WrapperStruct00 WrapperStruct00 = { 128.75, 1, 63.5, 255.5, 32, 25, 128, 16, 2, 5, 10, 3.75, 0, 255.5 }; [L39-L54] struct WrapperStruct00 WrapperStruct00 = { 128.75, 1, 63.5, 255.5, 32, 25, 128, 16, 2, 5, 10, 3.75, 0, 255.5 }; [L39-L54] struct WrapperStruct00 WrapperStruct00 = { 128.75, 1, 63.5, 255.5, 32, 25, 128, 16, 2, 5, 10, 3.75, 0, 255.5 }; [L39-L54] struct WrapperStruct00 WrapperStruct00 = { 128.75, 1, 63.5, 255.5, 32, 25, 128, 16, 2, 5, 10, 3.75, 0, 255.5 }; [L39-L54] struct WrapperStruct00 WrapperStruct00 = { 128.75, 1, 63.5, 255.5, 32, 25, 128, 16, 2, 5, 10, 3.75, 0, 255.5 }; [L39-L54] struct WrapperStruct00 WrapperStruct00 = { 128.75, 1, 63.5, 255.5, 32, 25, 128, 16, 2, 5, 10, 3.75, 0, 255.5 }; [L39-L54] struct WrapperStruct00 WrapperStruct00 = { 128.75, 1, 63.5, 255.5, 32, 25, 128, 16, 2, 5, 10, 3.75, 0, 255.5 }; [L39-L54] struct WrapperStruct00 WrapperStruct00 = { 128.75, 1, 63.5, 255.5, 32, 25, 128, 16, 2, 5, 10, 3.75, 0, 255.5 }; [L39-L54] struct WrapperStruct00 WrapperStruct00 = { 128.75, 1, 63.5, 255.5, 32, 25, 128, 16, 2, 5, 10, 3.75, 0, 255.5 }; [L55] unsigned char last_1_WrapperStruct00_var_1_5 = 32; [L56] unsigned char last_1_WrapperStruct00_var_1_12 = 2; [L57] unsigned char last_1_WrapperStruct00_var_1_17 = 0; [L122] isInitial = 1 [L123] FCALL initially() [L124] COND TRUE 1 [L125] CALL updateLastVariables() [L113] EXPR WrapperStruct00.var_1_5 [L113] last_1_WrapperStruct00_var_1_5 = WrapperStruct00.var_1_5 [L114] EXPR WrapperStruct00.var_1_12 [L114] last_1_WrapperStruct00_var_1_12 = WrapperStruct00.var_1_12 [L115] EXPR WrapperStruct00.var_1_17 [L115] last_1_WrapperStruct00_var_1_17 = WrapperStruct00.var_1_17 [L125] RET updateLastVariables() [L126] CALL updateVariables() [L89] WrapperStruct00.var_1_2 = __VERIFIER_nondet_uchar() [L90] EXPR WrapperStruct00.var_1_2 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L90] CALL assume_abort_if_not(WrapperStruct00.var_1_2 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L90] RET assume_abort_if_not(WrapperStruct00.var_1_2 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L91] EXPR WrapperStruct00.var_1_2 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L91] CALL assume_abort_if_not(WrapperStruct00.var_1_2 <= 1) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L91] RET assume_abort_if_not(WrapperStruct00.var_1_2 <= 1) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L92] WrapperStruct00.var_1_3 = __VERIFIER_nondet_float() [L93] EXPR WrapperStruct00.var_1_3 [L93] EXPR WrapperStruct00.var_1_3 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_3 <= -1.0e-20F VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L93] EXPR WrapperStruct00.var_1_3 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_3 <= -1.0e-20F [L93] EXPR WrapperStruct00.var_1_3 [L93] EXPR WrapperStruct00.var_1_3 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_3 <= -1.0e-20F VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L93] EXPR (WrapperStruct00.var_1_3 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_3 <= -1.0e-20F) || (WrapperStruct00.var_1_3 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_3 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L93] EXPR (WrapperStruct00.var_1_3 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_3 <= -1.0e-20F) || (WrapperStruct00.var_1_3 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_3 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L93] CALL assume_abort_if_not((WrapperStruct00.var_1_3 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_3 <= -1.0e-20F) || (WrapperStruct00.var_1_3 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_3 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L93] RET assume_abort_if_not((WrapperStruct00.var_1_3 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_3 <= -1.0e-20F) || (WrapperStruct00.var_1_3 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_3 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L94] WrapperStruct00.var_1_4 = __VERIFIER_nondet_float() [L95] EXPR WrapperStruct00.var_1_4 [L95] EXPR WrapperStruct00.var_1_4 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_4 <= -1.0e-20F VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L95] EXPR WrapperStruct00.var_1_4 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_4 <= -1.0e-20F [L95] EXPR WrapperStruct00.var_1_4 [L95] EXPR WrapperStruct00.var_1_4 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_4 <= -1.0e-20F VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L95] EXPR (WrapperStruct00.var_1_4 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_4 <= -1.0e-20F) || (WrapperStruct00.var_1_4 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_4 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L95] EXPR (WrapperStruct00.var_1_4 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_4 <= -1.0e-20F) || (WrapperStruct00.var_1_4 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_4 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L95] CALL assume_abort_if_not((WrapperStruct00.var_1_4 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_4 <= -1.0e-20F) || (WrapperStruct00.var_1_4 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_4 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L95] RET assume_abort_if_not((WrapperStruct00.var_1_4 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_4 <= -1.0e-20F) || (WrapperStruct00.var_1_4 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_4 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L96] WrapperStruct00.var_1_9 = __VERIFIER_nondet_uchar() [L97] EXPR WrapperStruct00.var_1_9 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L97] CALL assume_abort_if_not(WrapperStruct00.var_1_9 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L97] RET assume_abort_if_not(WrapperStruct00.var_1_9 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L98] EXPR WrapperStruct00.var_1_9 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L98] CALL assume_abort_if_not(WrapperStruct00.var_1_9 <= 254) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L98] RET assume_abort_if_not(WrapperStruct00.var_1_9 <= 254) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L99] WrapperStruct00.var_1_10 = __VERIFIER_nondet_uchar() [L100] EXPR WrapperStruct00.var_1_10 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L100] CALL assume_abort_if_not(WrapperStruct00.var_1_10 >= 127) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L100] RET assume_abort_if_not(WrapperStruct00.var_1_10 >= 127) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L101] EXPR WrapperStruct00.var_1_10 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L101] CALL assume_abort_if_not(WrapperStruct00.var_1_10 <= 254) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L101] RET assume_abort_if_not(WrapperStruct00.var_1_10 <= 254) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L102] WrapperStruct00.var_1_11 = __VERIFIER_nondet_uchar() [L103] EXPR WrapperStruct00.var_1_11 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L103] CALL assume_abort_if_not(WrapperStruct00.var_1_11 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L103] RET assume_abort_if_not(WrapperStruct00.var_1_11 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L104] EXPR WrapperStruct00.var_1_11 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L104] CALL assume_abort_if_not(WrapperStruct00.var_1_11 <= 127) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L104] RET assume_abort_if_not(WrapperStruct00.var_1_11 <= 127) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L105] WrapperStruct00.var_1_14 = __VERIFIER_nondet_uchar() [L106] EXPR WrapperStruct00.var_1_14 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L106] CALL assume_abort_if_not(WrapperStruct00.var_1_14 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L106] RET assume_abort_if_not(WrapperStruct00.var_1_14 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L107] EXPR WrapperStruct00.var_1_14 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L107] CALL assume_abort_if_not(WrapperStruct00.var_1_14 <= 254) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L107] RET assume_abort_if_not(WrapperStruct00.var_1_14 <= 254) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L108] WrapperStruct00.var_1_15 = __VERIFIER_nondet_uchar() [L109] EXPR WrapperStruct00.var_1_15 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L109] CALL assume_abort_if_not(WrapperStruct00.var_1_15 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L109] RET assume_abort_if_not(WrapperStruct00.var_1_15 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L110] EXPR WrapperStruct00.var_1_15 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L110] CALL assume_abort_if_not(WrapperStruct00.var_1_15 <= 127) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L110] RET assume_abort_if_not(WrapperStruct00.var_1_15 <= 127) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L126] RET updateVariables() [L127] CALL step() [L61] EXPR last_1_WrapperStruct00_var_1_17 | last_1_WrapperStruct00_var_1_12 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L61] signed long int stepLocal_0 = last_1_WrapperStruct00_var_1_17 | last_1_WrapperStruct00_var_1_12; [L62] COND FALSE !((last_1_WrapperStruct00_var_1_5 / -2) >= stepLocal_0) [L65] EXPR WrapperStruct00.var_1_10 [L65] EXPR WrapperStruct00.var_1_11 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L65] EXPR ((WrapperStruct00.var_1_11) < 0 ) ? -(WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_11) [L65] EXPR WrapperStruct00.var_1_11 [L65] EXPR ((WrapperStruct00.var_1_11) < 0 ) ? -(WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_11) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32, stepLocal_0=2] [L65] WrapperStruct00.var_1_5 = (WrapperStruct00.var_1_10 - ((((WrapperStruct00.var_1_11) < 0 ) ? -(WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_11)))) [L67] EXPR WrapperStruct00.var_1_2 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L67] COND FALSE !(! WrapperStruct00.var_1_2) [L72] EXPR WrapperStruct00.var_1_4 [L72] WrapperStruct00.var_1_16 = WrapperStruct00.var_1_4 [L73] EXPR WrapperStruct00.var_1_9 [L73] WrapperStruct00.var_1_17 = WrapperStruct00.var_1_9 [L74] EXPR WrapperStruct00.var_1_3 [L74] WrapperStruct00.var_1_18 = WrapperStruct00.var_1_3 [L75] EXPR WrapperStruct00.var_1_9 [L75] unsigned char stepLocal_1 = WrapperStruct00.var_1_9; [L76] EXPR WrapperStruct00.var_1_5 [L76] EXPR WrapperStruct00.var_1_11 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L76] COND FALSE !((WrapperStruct00.var_1_5 + WrapperStruct00.var_1_11) >= stepLocal_1) [L85] EXPR WrapperStruct00.var_1_9 [L85] WrapperStruct00.var_1_12 = WrapperStruct00.var_1_9 [L127] RET step() [L128] CALL, EXPR property() [L118] EXPR WrapperStruct00.var_1_2 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L118] EXPR (! WrapperStruct00.var_1_2) ? (WrapperStruct00.var_1_2 ? (WrapperStruct00.var_1_1 == ((float) ((((WrapperStruct00.var_1_3) > (WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_4))))) : 1) : 1 [L118] EXPR (! WrapperStruct00.var_1_2) ? (WrapperStruct00.var_1_2 ? (WrapperStruct00.var_1_1 == ((float) ((((WrapperStruct00.var_1_3) > (WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_4))))) : 1) : 1 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L118] EXPR ((! WrapperStruct00.var_1_2) ? (WrapperStruct00.var_1_2 ? (WrapperStruct00.var_1_1 == ((float) ((((WrapperStruct00.var_1_3) > (WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_4))))) : 1) : 1) && (((last_1_WrapperStruct00_var_1_5 / -2) >= (last_1_WrapperStruct00_var_1_17 | last_1_WrapperStruct00_var_1_12)) ? (WrapperStruct00.var_1_5 == ((unsigned char) ((((WrapperStruct00.var_1_9) < 0 ) ? -(WrapperStruct00.var_1_9) : (WrapperStruct00.var_1_9))))) : (WrapperStruct00.var_1_5 == ((unsigned char) (WrapperStruct00.var_1_10 - ((((WrapperStruct00.var_1_11) < 0 ) ? -(WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_11))))))) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L118] EXPR ((! WrapperStruct00.var_1_2) ? (WrapperStruct00.var_1_2 ? (WrapperStruct00.var_1_1 == ((float) ((((WrapperStruct00.var_1_3) > (WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_4))))) : 1) : 1) && (((last_1_WrapperStruct00_var_1_5 / -2) >= (last_1_WrapperStruct00_var_1_17 | last_1_WrapperStruct00_var_1_12)) ? (WrapperStruct00.var_1_5 == ((unsigned char) ((((WrapperStruct00.var_1_9) < 0 ) ? -(WrapperStruct00.var_1_9) : (WrapperStruct00.var_1_9))))) : (WrapperStruct00.var_1_5 == ((unsigned char) (WrapperStruct00.var_1_10 - ((((WrapperStruct00.var_1_11) < 0 ) ? -(WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_11))))))) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L118] EXPR last_1_WrapperStruct00_var_1_17 | last_1_WrapperStruct00_var_1_12 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L118] EXPR ((last_1_WrapperStruct00_var_1_5 / -2) >= (last_1_WrapperStruct00_var_1_17 | last_1_WrapperStruct00_var_1_12)) ? (WrapperStruct00.var_1_5 == ((unsigned char) ((((WrapperStruct00.var_1_9) < 0 ) ? -(WrapperStruct00.var_1_9) : (WrapperStruct00.var_1_9))))) : (WrapperStruct00.var_1_5 == ((unsigned char) (WrapperStruct00.var_1_10 - ((((WrapperStruct00.var_1_11) < 0 ) ? -(WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_11)))))) [L118] EXPR WrapperStruct00.var_1_5 [L118] EXPR WrapperStruct00.var_1_10 [L118] EXPR WrapperStruct00.var_1_11 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L118] EXPR ((WrapperStruct00.var_1_11) < 0 ) ? -(WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_11) [L118] EXPR WrapperStruct00.var_1_11 [L118] EXPR ((WrapperStruct00.var_1_11) < 0 ) ? -(WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_11) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L118] EXPR ((last_1_WrapperStruct00_var_1_5 / -2) >= (last_1_WrapperStruct00_var_1_17 | last_1_WrapperStruct00_var_1_12)) ? (WrapperStruct00.var_1_5 == ((unsigned char) ((((WrapperStruct00.var_1_9) < 0 ) ? -(WrapperStruct00.var_1_9) : (WrapperStruct00.var_1_9))))) : (WrapperStruct00.var_1_5 == ((unsigned char) (WrapperStruct00.var_1_10 - ((((WrapperStruct00.var_1_11) < 0 ) ? -(WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_11)))))) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L118] EXPR ((! WrapperStruct00.var_1_2) ? (WrapperStruct00.var_1_2 ? (WrapperStruct00.var_1_1 == ((float) ((((WrapperStruct00.var_1_3) > (WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_4))))) : 1) : 1) && (((last_1_WrapperStruct00_var_1_5 / -2) >= (last_1_WrapperStruct00_var_1_17 | last_1_WrapperStruct00_var_1_12)) ? (WrapperStruct00.var_1_5 == ((unsigned char) ((((WrapperStruct00.var_1_9) < 0 ) ? -(WrapperStruct00.var_1_9) : (WrapperStruct00.var_1_9))))) : (WrapperStruct00.var_1_5 == ((unsigned char) (WrapperStruct00.var_1_10 - ((((WrapperStruct00.var_1_11) < 0 ) ? -(WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_11))))))) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L118] EXPR (((! WrapperStruct00.var_1_2) ? (WrapperStruct00.var_1_2 ? (WrapperStruct00.var_1_1 == ((float) ((((WrapperStruct00.var_1_3) > (WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_4))))) : 1) : 1) && (((last_1_WrapperStruct00_var_1_5 / -2) >= (last_1_WrapperStruct00_var_1_17 | last_1_WrapperStruct00_var_1_12)) ? (WrapperStruct00.var_1_5 == ((unsigned char) ((((WrapperStruct00.var_1_9) < 0 ) ? -(WrapperStruct00.var_1_9) : (WrapperStruct00.var_1_9))))) : (WrapperStruct00.var_1_5 == ((unsigned char) (WrapperStruct00.var_1_10 - ((((WrapperStruct00.var_1_11) < 0 ) ? -(WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_11)))))))) && (((WrapperStruct00.var_1_5 + WrapperStruct00.var_1_11) >= WrapperStruct00.var_1_9) ? ((((((WrapperStruct00.var_1_4) > ((WrapperStruct00.var_1_1 * WrapperStruct00.var_1_3))) ? (WrapperStruct00.var_1_4) : ((WrapperStruct00.var_1_1 * WrapperStruct00.var_1_3)))) <= WrapperStruct00.var_1_1) ? (WrapperStruct00.var_1_12 == ((unsigned char) ((((WrapperStruct00.var_1_11) > (WrapperStruct00.var_1_14)) ? (WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_14))))) : (WrapperStruct00.var_1_2 ? (WrapperStruct00.var_1_12 == ((unsigned char) (WrapperStruct00.var_1_11 + WrapperStruct00.var_1_15))) : 1)) : (WrapperStruct00.var_1_12 == ((unsigned char) WrapperStruct00.var_1_9))) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L118] EXPR (((! WrapperStruct00.var_1_2) ? (WrapperStruct00.var_1_2 ? (WrapperStruct00.var_1_1 == ((float) ((((WrapperStruct00.var_1_3) > (WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_4))))) : 1) : 1) && (((last_1_WrapperStruct00_var_1_5 / -2) >= (last_1_WrapperStruct00_var_1_17 | last_1_WrapperStruct00_var_1_12)) ? (WrapperStruct00.var_1_5 == ((unsigned char) ((((WrapperStruct00.var_1_9) < 0 ) ? -(WrapperStruct00.var_1_9) : (WrapperStruct00.var_1_9))))) : (WrapperStruct00.var_1_5 == ((unsigned char) (WrapperStruct00.var_1_10 - ((((WrapperStruct00.var_1_11) < 0 ) ? -(WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_11)))))))) && (((WrapperStruct00.var_1_5 + WrapperStruct00.var_1_11) >= WrapperStruct00.var_1_9) ? ((((((WrapperStruct00.var_1_4) > ((WrapperStruct00.var_1_1 * WrapperStruct00.var_1_3))) ? (WrapperStruct00.var_1_4) : ((WrapperStruct00.var_1_1 * WrapperStruct00.var_1_3)))) <= WrapperStruct00.var_1_1) ? (WrapperStruct00.var_1_12 == ((unsigned char) ((((WrapperStruct00.var_1_11) > (WrapperStruct00.var_1_14)) ? (WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_14))))) : (WrapperStruct00.var_1_2 ? (WrapperStruct00.var_1_12 == ((unsigned char) (WrapperStruct00.var_1_11 + WrapperStruct00.var_1_15))) : 1)) : (WrapperStruct00.var_1_12 == ((unsigned char) WrapperStruct00.var_1_9))) [L118] EXPR WrapperStruct00.var_1_5 [L118] EXPR WrapperStruct00.var_1_11 [L118] EXPR WrapperStruct00.var_1_9 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L118] EXPR ((WrapperStruct00.var_1_5 + WrapperStruct00.var_1_11) >= WrapperStruct00.var_1_9) ? ((((((WrapperStruct00.var_1_4) > ((WrapperStruct00.var_1_1 * WrapperStruct00.var_1_3))) ? (WrapperStruct00.var_1_4) : ((WrapperStruct00.var_1_1 * WrapperStruct00.var_1_3)))) <= WrapperStruct00.var_1_1) ? (WrapperStruct00.var_1_12 == ((unsigned char) ((((WrapperStruct00.var_1_11) > (WrapperStruct00.var_1_14)) ? (WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_14))))) : (WrapperStruct00.var_1_2 ? (WrapperStruct00.var_1_12 == ((unsigned char) (WrapperStruct00.var_1_11 + WrapperStruct00.var_1_15))) : 1)) : (WrapperStruct00.var_1_12 == ((unsigned char) WrapperStruct00.var_1_9)) [L118] EXPR WrapperStruct00.var_1_12 [L118] EXPR WrapperStruct00.var_1_9 [L118] EXPR ((WrapperStruct00.var_1_5 + WrapperStruct00.var_1_11) >= WrapperStruct00.var_1_9) ? ((((((WrapperStruct00.var_1_4) > ((WrapperStruct00.var_1_1 * WrapperStruct00.var_1_3))) ? (WrapperStruct00.var_1_4) : ((WrapperStruct00.var_1_1 * WrapperStruct00.var_1_3)))) <= WrapperStruct00.var_1_1) ? (WrapperStruct00.var_1_12 == ((unsigned char) ((((WrapperStruct00.var_1_11) > (WrapperStruct00.var_1_14)) ? (WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_14))))) : (WrapperStruct00.var_1_2 ? (WrapperStruct00.var_1_12 == ((unsigned char) (WrapperStruct00.var_1_11 + WrapperStruct00.var_1_15))) : 1)) : (WrapperStruct00.var_1_12 == ((unsigned char) WrapperStruct00.var_1_9)) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L118] EXPR (((! WrapperStruct00.var_1_2) ? (WrapperStruct00.var_1_2 ? (WrapperStruct00.var_1_1 == ((float) ((((WrapperStruct00.var_1_3) > (WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_4))))) : 1) : 1) && (((last_1_WrapperStruct00_var_1_5 / -2) >= (last_1_WrapperStruct00_var_1_17 | last_1_WrapperStruct00_var_1_12)) ? (WrapperStruct00.var_1_5 == ((unsigned char) ((((WrapperStruct00.var_1_9) < 0 ) ? -(WrapperStruct00.var_1_9) : (WrapperStruct00.var_1_9))))) : (WrapperStruct00.var_1_5 == ((unsigned char) (WrapperStruct00.var_1_10 - ((((WrapperStruct00.var_1_11) < 0 ) ? -(WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_11)))))))) && (((WrapperStruct00.var_1_5 + WrapperStruct00.var_1_11) >= WrapperStruct00.var_1_9) ? ((((((WrapperStruct00.var_1_4) > ((WrapperStruct00.var_1_1 * WrapperStruct00.var_1_3))) ? (WrapperStruct00.var_1_4) : ((WrapperStruct00.var_1_1 * WrapperStruct00.var_1_3)))) <= WrapperStruct00.var_1_1) ? (WrapperStruct00.var_1_12 == ((unsigned char) ((((WrapperStruct00.var_1_11) > (WrapperStruct00.var_1_14)) ? (WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_14))))) : (WrapperStruct00.var_1_2 ? (WrapperStruct00.var_1_12 == ((unsigned char) (WrapperStruct00.var_1_11 + WrapperStruct00.var_1_15))) : 1)) : (WrapperStruct00.var_1_12 == ((unsigned char) WrapperStruct00.var_1_9))) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L118] EXPR ((((! WrapperStruct00.var_1_2) ? (WrapperStruct00.var_1_2 ? (WrapperStruct00.var_1_1 == ((float) ((((WrapperStruct00.var_1_3) > (WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_4))))) : 1) : 1) && (((last_1_WrapperStruct00_var_1_5 / -2) >= (last_1_WrapperStruct00_var_1_17 | last_1_WrapperStruct00_var_1_12)) ? (WrapperStruct00.var_1_5 == ((unsigned char) ((((WrapperStruct00.var_1_9) < 0 ) ? -(WrapperStruct00.var_1_9) : (WrapperStruct00.var_1_9))))) : (WrapperStruct00.var_1_5 == ((unsigned char) (WrapperStruct00.var_1_10 - ((((WrapperStruct00.var_1_11) < 0 ) ? -(WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_11)))))))) && (((WrapperStruct00.var_1_5 + WrapperStruct00.var_1_11) >= WrapperStruct00.var_1_9) ? ((((((WrapperStruct00.var_1_4) > ((WrapperStruct00.var_1_1 * WrapperStruct00.var_1_3))) ? (WrapperStruct00.var_1_4) : ((WrapperStruct00.var_1_1 * WrapperStruct00.var_1_3)))) <= WrapperStruct00.var_1_1) ? (WrapperStruct00.var_1_12 == ((unsigned char) ((((WrapperStruct00.var_1_11) > (WrapperStruct00.var_1_14)) ? (WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_14))))) : (WrapperStruct00.var_1_2 ? (WrapperStruct00.var_1_12 == ((unsigned char) (WrapperStruct00.var_1_11 + WrapperStruct00.var_1_15))) : 1)) : (WrapperStruct00.var_1_12 == ((unsigned char) WrapperStruct00.var_1_9)))) && (WrapperStruct00.var_1_16 == ((double) WrapperStruct00.var_1_4)) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L118] EXPR ((((! WrapperStruct00.var_1_2) ? (WrapperStruct00.var_1_2 ? (WrapperStruct00.var_1_1 == ((float) ((((WrapperStruct00.var_1_3) > (WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_4))))) : 1) : 1) && (((last_1_WrapperStruct00_var_1_5 / -2) >= (last_1_WrapperStruct00_var_1_17 | last_1_WrapperStruct00_var_1_12)) ? (WrapperStruct00.var_1_5 == ((unsigned char) ((((WrapperStruct00.var_1_9) < 0 ) ? -(WrapperStruct00.var_1_9) : (WrapperStruct00.var_1_9))))) : (WrapperStruct00.var_1_5 == ((unsigned char) (WrapperStruct00.var_1_10 - ((((WrapperStruct00.var_1_11) < 0 ) ? -(WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_11)))))))) && (((WrapperStruct00.var_1_5 + WrapperStruct00.var_1_11) >= WrapperStruct00.var_1_9) ? ((((((WrapperStruct00.var_1_4) > ((WrapperStruct00.var_1_1 * WrapperStruct00.var_1_3))) ? (WrapperStruct00.var_1_4) : ((WrapperStruct00.var_1_1 * WrapperStruct00.var_1_3)))) <= WrapperStruct00.var_1_1) ? (WrapperStruct00.var_1_12 == ((unsigned char) ((((WrapperStruct00.var_1_11) > (WrapperStruct00.var_1_14)) ? (WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_14))))) : (WrapperStruct00.var_1_2 ? (WrapperStruct00.var_1_12 == ((unsigned char) (WrapperStruct00.var_1_11 + WrapperStruct00.var_1_15))) : 1)) : (WrapperStruct00.var_1_12 == ((unsigned char) WrapperStruct00.var_1_9)))) && (WrapperStruct00.var_1_16 == ((double) WrapperStruct00.var_1_4)) [L118] EXPR WrapperStruct00.var_1_16 [L118] EXPR WrapperStruct00.var_1_4 [L118] EXPR ((((! WrapperStruct00.var_1_2) ? (WrapperStruct00.var_1_2 ? (WrapperStruct00.var_1_1 == ((float) ((((WrapperStruct00.var_1_3) > (WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_4))))) : 1) : 1) && (((last_1_WrapperStruct00_var_1_5 / -2) >= (last_1_WrapperStruct00_var_1_17 | last_1_WrapperStruct00_var_1_12)) ? (WrapperStruct00.var_1_5 == ((unsigned char) ((((WrapperStruct00.var_1_9) < 0 ) ? -(WrapperStruct00.var_1_9) : (WrapperStruct00.var_1_9))))) : (WrapperStruct00.var_1_5 == ((unsigned char) (WrapperStruct00.var_1_10 - ((((WrapperStruct00.var_1_11) < 0 ) ? -(WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_11)))))))) && (((WrapperStruct00.var_1_5 + WrapperStruct00.var_1_11) >= WrapperStruct00.var_1_9) ? ((((((WrapperStruct00.var_1_4) > ((WrapperStruct00.var_1_1 * WrapperStruct00.var_1_3))) ? (WrapperStruct00.var_1_4) : ((WrapperStruct00.var_1_1 * WrapperStruct00.var_1_3)))) <= WrapperStruct00.var_1_1) ? (WrapperStruct00.var_1_12 == ((unsigned char) ((((WrapperStruct00.var_1_11) > (WrapperStruct00.var_1_14)) ? (WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_14))))) : (WrapperStruct00.var_1_2 ? (WrapperStruct00.var_1_12 == ((unsigned char) (WrapperStruct00.var_1_11 + WrapperStruct00.var_1_15))) : 1)) : (WrapperStruct00.var_1_12 == ((unsigned char) WrapperStruct00.var_1_9)))) && (WrapperStruct00.var_1_16 == ((double) WrapperStruct00.var_1_4)) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L118] EXPR (((((! WrapperStruct00.var_1_2) ? (WrapperStruct00.var_1_2 ? (WrapperStruct00.var_1_1 == ((float) ((((WrapperStruct00.var_1_3) > (WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_4))))) : 1) : 1) && (((last_1_WrapperStruct00_var_1_5 / -2) >= (last_1_WrapperStruct00_var_1_17 | last_1_WrapperStruct00_var_1_12)) ? (WrapperStruct00.var_1_5 == ((unsigned char) ((((WrapperStruct00.var_1_9) < 0 ) ? -(WrapperStruct00.var_1_9) : (WrapperStruct00.var_1_9))))) : (WrapperStruct00.var_1_5 == ((unsigned char) (WrapperStruct00.var_1_10 - ((((WrapperStruct00.var_1_11) < 0 ) ? -(WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_11)))))))) && (((WrapperStruct00.var_1_5 + WrapperStruct00.var_1_11) >= WrapperStruct00.var_1_9) ? ((((((WrapperStruct00.var_1_4) > ((WrapperStruct00.var_1_1 * WrapperStruct00.var_1_3))) ? (WrapperStruct00.var_1_4) : ((WrapperStruct00.var_1_1 * WrapperStruct00.var_1_3)))) <= WrapperStruct00.var_1_1) ? (WrapperStruct00.var_1_12 == ((unsigned char) ((((WrapperStruct00.var_1_11) > (WrapperStruct00.var_1_14)) ? (WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_14))))) : (WrapperStruct00.var_1_2 ? (WrapperStruct00.var_1_12 == ((unsigned char) (WrapperStruct00.var_1_11 + WrapperStruct00.var_1_15))) : 1)) : (WrapperStruct00.var_1_12 == ((unsigned char) WrapperStruct00.var_1_9)))) && (WrapperStruct00.var_1_16 == ((double) WrapperStruct00.var_1_4))) && (WrapperStruct00.var_1_17 == ((unsigned char) WrapperStruct00.var_1_9)) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L118] EXPR (((((! WrapperStruct00.var_1_2) ? (WrapperStruct00.var_1_2 ? (WrapperStruct00.var_1_1 == ((float) ((((WrapperStruct00.var_1_3) > (WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_4))))) : 1) : 1) && (((last_1_WrapperStruct00_var_1_5 / -2) >= (last_1_WrapperStruct00_var_1_17 | last_1_WrapperStruct00_var_1_12)) ? (WrapperStruct00.var_1_5 == ((unsigned char) ((((WrapperStruct00.var_1_9) < 0 ) ? -(WrapperStruct00.var_1_9) : (WrapperStruct00.var_1_9))))) : (WrapperStruct00.var_1_5 == ((unsigned char) (WrapperStruct00.var_1_10 - ((((WrapperStruct00.var_1_11) < 0 ) ? -(WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_11)))))))) && (((WrapperStruct00.var_1_5 + WrapperStruct00.var_1_11) >= WrapperStruct00.var_1_9) ? ((((((WrapperStruct00.var_1_4) > ((WrapperStruct00.var_1_1 * WrapperStruct00.var_1_3))) ? (WrapperStruct00.var_1_4) : ((WrapperStruct00.var_1_1 * WrapperStruct00.var_1_3)))) <= WrapperStruct00.var_1_1) ? (WrapperStruct00.var_1_12 == ((unsigned char) ((((WrapperStruct00.var_1_11) > (WrapperStruct00.var_1_14)) ? (WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_14))))) : (WrapperStruct00.var_1_2 ? (WrapperStruct00.var_1_12 == ((unsigned char) (WrapperStruct00.var_1_11 + WrapperStruct00.var_1_15))) : 1)) : (WrapperStruct00.var_1_12 == ((unsigned char) WrapperStruct00.var_1_9)))) && (WrapperStruct00.var_1_16 == ((double) WrapperStruct00.var_1_4))) && (WrapperStruct00.var_1_17 == ((unsigned char) WrapperStruct00.var_1_9)) [L118] EXPR WrapperStruct00.var_1_17 [L118] EXPR WrapperStruct00.var_1_9 [L118] EXPR (((((! WrapperStruct00.var_1_2) ? (WrapperStruct00.var_1_2 ? (WrapperStruct00.var_1_1 == ((float) ((((WrapperStruct00.var_1_3) > (WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_4))))) : 1) : 1) && (((last_1_WrapperStruct00_var_1_5 / -2) >= (last_1_WrapperStruct00_var_1_17 | last_1_WrapperStruct00_var_1_12)) ? (WrapperStruct00.var_1_5 == ((unsigned char) ((((WrapperStruct00.var_1_9) < 0 ) ? -(WrapperStruct00.var_1_9) : (WrapperStruct00.var_1_9))))) : (WrapperStruct00.var_1_5 == ((unsigned char) (WrapperStruct00.var_1_10 - ((((WrapperStruct00.var_1_11) < 0 ) ? -(WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_11)))))))) && (((WrapperStruct00.var_1_5 + WrapperStruct00.var_1_11) >= WrapperStruct00.var_1_9) ? ((((((WrapperStruct00.var_1_4) > ((WrapperStruct00.var_1_1 * WrapperStruct00.var_1_3))) ? (WrapperStruct00.var_1_4) : ((WrapperStruct00.var_1_1 * WrapperStruct00.var_1_3)))) <= WrapperStruct00.var_1_1) ? (WrapperStruct00.var_1_12 == ((unsigned char) ((((WrapperStruct00.var_1_11) > (WrapperStruct00.var_1_14)) ? (WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_14))))) : (WrapperStruct00.var_1_2 ? (WrapperStruct00.var_1_12 == ((unsigned char) (WrapperStruct00.var_1_11 + WrapperStruct00.var_1_15))) : 1)) : (WrapperStruct00.var_1_12 == ((unsigned char) WrapperStruct00.var_1_9)))) && (WrapperStruct00.var_1_16 == ((double) WrapperStruct00.var_1_4))) && (WrapperStruct00.var_1_17 == ((unsigned char) WrapperStruct00.var_1_9)) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L118] EXPR ((((((! WrapperStruct00.var_1_2) ? (WrapperStruct00.var_1_2 ? (WrapperStruct00.var_1_1 == ((float) ((((WrapperStruct00.var_1_3) > (WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_4))))) : 1) : 1) && (((last_1_WrapperStruct00_var_1_5 / -2) >= (last_1_WrapperStruct00_var_1_17 | last_1_WrapperStruct00_var_1_12)) ? (WrapperStruct00.var_1_5 == ((unsigned char) ((((WrapperStruct00.var_1_9) < 0 ) ? -(WrapperStruct00.var_1_9) : (WrapperStruct00.var_1_9))))) : (WrapperStruct00.var_1_5 == ((unsigned char) (WrapperStruct00.var_1_10 - ((((WrapperStruct00.var_1_11) < 0 ) ? -(WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_11)))))))) && (((WrapperStruct00.var_1_5 + WrapperStruct00.var_1_11) >= WrapperStruct00.var_1_9) ? ((((((WrapperStruct00.var_1_4) > ((WrapperStruct00.var_1_1 * WrapperStruct00.var_1_3))) ? (WrapperStruct00.var_1_4) : ((WrapperStruct00.var_1_1 * WrapperStruct00.var_1_3)))) <= WrapperStruct00.var_1_1) ? (WrapperStruct00.var_1_12 == ((unsigned char) ((((WrapperStruct00.var_1_11) > (WrapperStruct00.var_1_14)) ? (WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_14))))) : (WrapperStruct00.var_1_2 ? (WrapperStruct00.var_1_12 == ((unsigned char) (WrapperStruct00.var_1_11 + WrapperStruct00.var_1_15))) : 1)) : (WrapperStruct00.var_1_12 == ((unsigned char) WrapperStruct00.var_1_9)))) && (WrapperStruct00.var_1_16 == ((double) WrapperStruct00.var_1_4))) && (WrapperStruct00.var_1_17 == ((unsigned char) WrapperStruct00.var_1_9))) && (WrapperStruct00.var_1_18 == ((double) WrapperStruct00.var_1_3)) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L118] EXPR ((((((! WrapperStruct00.var_1_2) ? (WrapperStruct00.var_1_2 ? (WrapperStruct00.var_1_1 == ((float) ((((WrapperStruct00.var_1_3) > (WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_4))))) : 1) : 1) && (((last_1_WrapperStruct00_var_1_5 / -2) >= (last_1_WrapperStruct00_var_1_17 | last_1_WrapperStruct00_var_1_12)) ? (WrapperStruct00.var_1_5 == ((unsigned char) ((((WrapperStruct00.var_1_9) < 0 ) ? -(WrapperStruct00.var_1_9) : (WrapperStruct00.var_1_9))))) : (WrapperStruct00.var_1_5 == ((unsigned char) (WrapperStruct00.var_1_10 - ((((WrapperStruct00.var_1_11) < 0 ) ? -(WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_11)))))))) && (((WrapperStruct00.var_1_5 + WrapperStruct00.var_1_11) >= WrapperStruct00.var_1_9) ? ((((((WrapperStruct00.var_1_4) > ((WrapperStruct00.var_1_1 * WrapperStruct00.var_1_3))) ? (WrapperStruct00.var_1_4) : ((WrapperStruct00.var_1_1 * WrapperStruct00.var_1_3)))) <= WrapperStruct00.var_1_1) ? (WrapperStruct00.var_1_12 == ((unsigned char) ((((WrapperStruct00.var_1_11) > (WrapperStruct00.var_1_14)) ? (WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_14))))) : (WrapperStruct00.var_1_2 ? (WrapperStruct00.var_1_12 == ((unsigned char) (WrapperStruct00.var_1_11 + WrapperStruct00.var_1_15))) : 1)) : (WrapperStruct00.var_1_12 == ((unsigned char) WrapperStruct00.var_1_9)))) && (WrapperStruct00.var_1_16 == ((double) WrapperStruct00.var_1_4))) && (WrapperStruct00.var_1_17 == ((unsigned char) WrapperStruct00.var_1_9))) && (WrapperStruct00.var_1_18 == ((double) WrapperStruct00.var_1_3)) [L118] EXPR WrapperStruct00.var_1_18 [L118] EXPR WrapperStruct00.var_1_3 [L118] EXPR ((((((! WrapperStruct00.var_1_2) ? (WrapperStruct00.var_1_2 ? (WrapperStruct00.var_1_1 == ((float) ((((WrapperStruct00.var_1_3) > (WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_4))))) : 1) : 1) && (((last_1_WrapperStruct00_var_1_5 / -2) >= (last_1_WrapperStruct00_var_1_17 | last_1_WrapperStruct00_var_1_12)) ? (WrapperStruct00.var_1_5 == ((unsigned char) ((((WrapperStruct00.var_1_9) < 0 ) ? -(WrapperStruct00.var_1_9) : (WrapperStruct00.var_1_9))))) : (WrapperStruct00.var_1_5 == ((unsigned char) (WrapperStruct00.var_1_10 - ((((WrapperStruct00.var_1_11) < 0 ) ? -(WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_11)))))))) && (((WrapperStruct00.var_1_5 + WrapperStruct00.var_1_11) >= WrapperStruct00.var_1_9) ? ((((((WrapperStruct00.var_1_4) > ((WrapperStruct00.var_1_1 * WrapperStruct00.var_1_3))) ? (WrapperStruct00.var_1_4) : ((WrapperStruct00.var_1_1 * WrapperStruct00.var_1_3)))) <= WrapperStruct00.var_1_1) ? (WrapperStruct00.var_1_12 == ((unsigned char) ((((WrapperStruct00.var_1_11) > (WrapperStruct00.var_1_14)) ? (WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_14))))) : (WrapperStruct00.var_1_2 ? (WrapperStruct00.var_1_12 == ((unsigned char) (WrapperStruct00.var_1_11 + WrapperStruct00.var_1_15))) : 1)) : (WrapperStruct00.var_1_12 == ((unsigned char) WrapperStruct00.var_1_9)))) && (WrapperStruct00.var_1_16 == ((double) WrapperStruct00.var_1_4))) && (WrapperStruct00.var_1_17 == ((unsigned char) WrapperStruct00.var_1_9))) && (WrapperStruct00.var_1_18 == ((double) WrapperStruct00.var_1_3)) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L118-L119] return ((((((! WrapperStruct00.var_1_2) ? (WrapperStruct00.var_1_2 ? (WrapperStruct00.var_1_1 == ((float) ((((WrapperStruct00.var_1_3) > (WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_4))))) : 1) : 1) && (((last_1_WrapperStruct00_var_1_5 / -2) >= (last_1_WrapperStruct00_var_1_17 | last_1_WrapperStruct00_var_1_12)) ? (WrapperStruct00.var_1_5 == ((unsigned char) ((((WrapperStruct00.var_1_9) < 0 ) ? -(WrapperStruct00.var_1_9) : (WrapperStruct00.var_1_9))))) : (WrapperStruct00.var_1_5 == ((unsigned char) (WrapperStruct00.var_1_10 - ((((WrapperStruct00.var_1_11) < 0 ) ? -(WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_11)))))))) && (((WrapperStruct00.var_1_5 + WrapperStruct00.var_1_11) >= WrapperStruct00.var_1_9) ? ((((((WrapperStruct00.var_1_4) > ((WrapperStruct00.var_1_1 * WrapperStruct00.var_1_3))) ? (WrapperStruct00.var_1_4) : ((WrapperStruct00.var_1_1 * WrapperStruct00.var_1_3)))) <= WrapperStruct00.var_1_1) ? (WrapperStruct00.var_1_12 == ((unsigned char) ((((WrapperStruct00.var_1_11) > (WrapperStruct00.var_1_14)) ? (WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_14))))) : (WrapperStruct00.var_1_2 ? (WrapperStruct00.var_1_12 == ((unsigned char) (WrapperStruct00.var_1_11 + WrapperStruct00.var_1_15))) : 1)) : (WrapperStruct00.var_1_12 == ((unsigned char) WrapperStruct00.var_1_9)))) && (WrapperStruct00.var_1_16 == ((double) WrapperStruct00.var_1_4))) && (WrapperStruct00.var_1_17 == ((unsigned char) WrapperStruct00.var_1_9))) && (WrapperStruct00.var_1_18 == ((double) WrapperStruct00.var_1_3)) ; [L128] RET, EXPR property() [L128] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [WrapperStruct00={4:0}, \old(cond)=0, cond=0, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] [L19] reach_error() VAL [WrapperStruct00={4:0}, \old(cond)=0, cond=0, isInitial=1, last_1_WrapperStruct00_var_1_12=2, last_1_WrapperStruct00_var_1_17=0, last_1_WrapperStruct00_var_1_5=32] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 106 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 7.2s, OverallIterations: 13, TraceHistogramMax: 14, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1125 SdHoareTripleChecker+Valid, 1.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1122 mSDsluCounter, 6516 SdHoareTripleChecker+Invalid, 1.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4693 mSDsCounter, 88 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1662 IncrementalHoareTripleChecker+Invalid, 1750 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 88 mSolverCounterUnsat, 1823 mSDtfsCounter, 1662 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 444 GetRequests, 384 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=385occurred in iteration=12, InterpolantAutomatonStates: 77, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 12 MinimizatonAttempts, 375 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 3.3s InterpolantComputationTime, 1553 NumberOfCodeBlocks, 1553 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1418 ConstructedInterpolants, 0 QuantifiedInterpolants, 2613 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 4368/4368 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-29 04:14:53,004 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-82.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya --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 8dc85e0a8f6bbccc0e2b973260306c777c44b967399a6b0d7a80a450a59c71c9 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 04:14:54,895 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 04:14:54,970 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-29 04:14:54,976 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 04:14:54,976 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 04:14:55,004 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 04:14:55,004 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 04:14:55,005 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 04:14:55,006 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 04:14:55,006 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 04:14:55,007 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 04:14:55,007 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 04:14:55,008 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 04:14:55,008 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 04:14:55,009 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 04:14:55,009 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 04:14:55,010 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 04:14:55,010 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 04:14:55,011 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 04:14:55,011 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 04:14:55,012 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 04:14:55,013 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 04:14:55,013 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 04:14:55,014 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-29 04:14:55,014 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-29 04:14:55,015 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-29 04:14:55,015 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 04:14:55,015 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 04:14:55,016 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 04:14:55,016 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 04:14:55,017 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 04:14:55,017 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 04:14:55,017 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 04:14:55,017 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 04:14:55,018 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 04:14:55,018 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 04:14:55,018 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 04:14:55,018 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-29 04:14:55,019 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-29 04:14:55,019 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 04:14:55,019 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 04:14:55,019 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 04:14:55,019 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 04:14:55,020 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 04:14:55,020 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-29 04:14:55,020 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_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8dc85e0a8f6bbccc0e2b973260306c777c44b967399a6b0d7a80a450a59c71c9 [2023-11-29 04:14:55,301 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 04:14:55,321 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 04:14:55,324 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 04:14:55,325 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 04:14:55,325 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 04:14:55,327 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-82.i [2023-11-29 04:14:58,130 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 04:14:58,310 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 04:14:58,310 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-82.i [2023-11-29 04:14:58,319 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/data/f25e63ddd/689c8ee794a8457999c69cff44a3df53/FLAG3842f7c83 [2023-11-29 04:14:58,334 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/data/f25e63ddd/689c8ee794a8457999c69cff44a3df53 [2023-11-29 04:14:58,336 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 04:14:58,338 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 04:14:58,339 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 04:14:58,339 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 04:14:58,344 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 04:14:58,344 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 04:14:58" (1/1) ... [2023-11-29 04:14:58,345 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b05038b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:14:58, skipping insertion in model container [2023-11-29 04:14:58,346 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 04:14:58" (1/1) ... [2023-11-29 04:14:58,374 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 04:14:58,525 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-82.i[916,929] [2023-11-29 04:14:58,578 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 04:14:58,593 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 04:14:58,605 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-82.i[916,929] [2023-11-29 04:14:58,641 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 04:14:58,665 INFO L206 MainTranslator]: Completed translation [2023-11-29 04:14:58,665 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:14:58 WrapperNode [2023-11-29 04:14:58,665 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 04:14:58,666 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 04:14:58,667 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 04:14:58,667 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 04:14:58,674 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:14:58" (1/1) ... [2023-11-29 04:14:58,715 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:14:58" (1/1) ... [2023-11-29 04:14:58,752 INFO L138 Inliner]: procedures = 33, calls = 159, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 432 [2023-11-29 04:14:58,752 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 04:14:58,753 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 04:14:58,753 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 04:14:58,753 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 04:14:58,764 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:14:58" (1/1) ... [2023-11-29 04:14:58,764 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:14:58" (1/1) ... [2023-11-29 04:14:58,773 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:14:58" (1/1) ... [2023-11-29 04:14:58,792 INFO L175 MemorySlicer]: Split 133 memory accesses to 2 slices as follows [2, 131]. 98 percent of accesses are in the largest equivalence class. The 16 initializations are split as follows [2, 14]. The 17 writes are split as follows [0, 17]. [2023-11-29 04:14:58,793 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:14:58" (1/1) ... [2023-11-29 04:14:58,793 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:14:58" (1/1) ... [2023-11-29 04:14:58,818 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:14:58" (1/1) ... [2023-11-29 04:14:58,822 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:14:58" (1/1) ... [2023-11-29 04:14:58,826 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:14:58" (1/1) ... [2023-11-29 04:14:58,830 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:14:58" (1/1) ... [2023-11-29 04:14:58,837 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 04:14:58,838 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 04:14:58,838 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 04:14:58,838 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 04:14:58,839 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:14:58" (1/1) ... [2023-11-29 04:14:58,844 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 04:14:58,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:14:58,867 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 04:14:58,870 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 04:14:58,902 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 04:14:58,903 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2023-11-29 04:14:58,903 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2023-11-29 04:14:58,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#0 [2023-11-29 04:14:58,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#1 [2023-11-29 04:14:58,903 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2023-11-29 04:14:58,903 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2023-11-29 04:14:58,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-29 04:14:58,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2023-11-29 04:14:58,904 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#0 [2023-11-29 04:14:58,904 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#1 [2023-11-29 04:14:58,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#0 [2023-11-29 04:14:58,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#1 [2023-11-29 04:14:58,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#0 [2023-11-29 04:14:58,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#1 [2023-11-29 04:14:58,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#0 [2023-11-29 04:14:58,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#1 [2023-11-29 04:14:58,905 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 04:14:58,905 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 04:14:58,905 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 04:14:58,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 04:14:58,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2023-11-29 04:14:58,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2023-11-29 04:14:59,029 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 04:14:59,031 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 04:15:01,291 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 04:15:01,336 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 04:15:01,336 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 04:15:01,336 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 04:15:01 BoogieIcfgContainer [2023-11-29 04:15:01,337 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 04:15:01,340 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 04:15:01,340 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 04:15:01,342 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 04:15:01,342 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 04:14:58" (1/3) ... [2023-11-29 04:15:01,343 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23839400 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 04:15:01, skipping insertion in model container [2023-11-29 04:15:01,343 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:14:58" (2/3) ... [2023-11-29 04:15:01,344 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23839400 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 04:15:01, skipping insertion in model container [2023-11-29 04:15:01,344 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 04:15:01" (3/3) ... [2023-11-29 04:15:01,345 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-s_file-82.i [2023-11-29 04:15:01,359 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 04:15:01,359 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 04:15:01,400 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 04:15:01,405 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=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;@1b01c9cd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 04:15:01,405 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 04:15:01,409 INFO L276 IsEmpty]: Start isEmpty. Operand has 101 states, 84 states have (on average 1.4523809523809523) internal successors, (122), 85 states have internal predecessors, (122), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2023-11-29 04:15:01,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2023-11-29 04:15:01,422 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:15:01,422 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:15:01,423 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:15:01,427 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:15:01,427 INFO L85 PathProgramCache]: Analyzing trace with hash 183009430, now seen corresponding path program 1 times [2023-11-29 04:15:01,438 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:15:01,439 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1189563695] [2023-11-29 04:15:01,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:15:01,439 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:15:01,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:15:01,441 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 04:15:01,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-29 04:15:01,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:15:01,725 INFO L262 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 04:15:01,734 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:15:01,769 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 218 trivial. 0 not checked. [2023-11-29 04:15:01,769 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:15:01,769 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 04:15:01,770 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1189563695] [2023-11-29 04:15:01,770 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1189563695] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:15:01,770 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:15:01,771 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 04:15:01,772 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1186263082] [2023-11-29 04:15:01,773 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:15:01,777 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 04:15:01,777 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 04:15:01,803 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 04:15:01,804 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 04:15:01,807 INFO L87 Difference]: Start difference. First operand has 101 states, 84 states have (on average 1.4523809523809523) internal successors, (122), 85 states have internal predecessors, (122), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) Second operand has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-29 04:15:01,859 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:15:01,859 INFO L93 Difference]: Finished difference Result 199 states and 312 transitions. [2023-11-29 04:15:01,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 04:15:01,862 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 114 [2023-11-29 04:15:01,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:15:01,870 INFO L225 Difference]: With dead ends: 199 [2023-11-29 04:15:01,871 INFO L226 Difference]: Without dead ends: 99 [2023-11-29 04:15:01,874 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 113 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 04:15:01,878 INFO L413 NwaCegarLoop]: 137 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 137 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 04:15:01,879 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 137 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 04:15:01,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2023-11-29 04:15:01,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 99. [2023-11-29 04:15:01,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 83 states have (on average 1.3614457831325302) internal successors, (113), 83 states have internal predecessors, (113), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2023-11-29 04:15:01,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 141 transitions. [2023-11-29 04:15:01,924 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 141 transitions. Word has length 114 [2023-11-29 04:15:01,924 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:15:01,924 INFO L495 AbstractCegarLoop]: Abstraction has 99 states and 141 transitions. [2023-11-29 04:15:01,925 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-29 04:15:01,925 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 141 transitions. [2023-11-29 04:15:01,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2023-11-29 04:15:01,928 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:15:01,929 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:15:01,936 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-29 04:15:02,135 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:15:02,135 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:15:02,136 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:15:02,136 INFO L85 PathProgramCache]: Analyzing trace with hash 1747011648, now seen corresponding path program 1 times [2023-11-29 04:15:02,137 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:15:02,137 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [218127411] [2023-11-29 04:15:02,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:15:02,138 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:15:02,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:15:02,139 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 04:15:02,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-29 04:15:02,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:15:02,401 INFO L262 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 04:15:02,407 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:15:02,453 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 268 trivial. 0 not checked. [2023-11-29 04:15:02,453 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:15:02,453 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 04:15:02,454 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [218127411] [2023-11-29 04:15:02,454 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [218127411] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:15:02,454 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:15:02,454 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 04:15:02,454 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1356165730] [2023-11-29 04:15:02,455 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:15:02,456 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 04:15:02,456 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 04:15:02,457 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 04:15:02,457 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 04:15:02,457 INFO L87 Difference]: Start difference. First operand 99 states and 141 transitions. Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-29 04:15:02,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:15:02,551 INFO L93 Difference]: Finished difference Result 203 states and 290 transitions. [2023-11-29 04:15:02,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 04:15:02,552 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), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 114 [2023-11-29 04:15:02,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:15:02,554 INFO L225 Difference]: With dead ends: 203 [2023-11-29 04:15:02,554 INFO L226 Difference]: Without dead ends: 105 [2023-11-29 04:15:02,555 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 04:15:02,556 INFO L413 NwaCegarLoop]: 136 mSDtfsCounter, 10 mSDsluCounter, 264 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 400 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 04:15:02,557 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 400 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 04:15:02,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2023-11-29 04:15:02,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 101. [2023-11-29 04:15:02,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 85 states have (on average 1.3529411764705883) internal successors, (115), 85 states have internal predecessors, (115), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2023-11-29 04:15:02,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 143 transitions. [2023-11-29 04:15:02,572 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 143 transitions. Word has length 114 [2023-11-29 04:15:02,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:15:02,572 INFO L495 AbstractCegarLoop]: Abstraction has 101 states and 143 transitions. [2023-11-29 04:15:02,572 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-29 04:15:02,573 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 143 transitions. [2023-11-29 04:15:02,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2023-11-29 04:15:02,575 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:15:02,575 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:15:02,582 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 04:15:02,780 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:15:02,780 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:15:02,780 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:15:02,781 INFO L85 PathProgramCache]: Analyzing trace with hash -150485118, now seen corresponding path program 1 times [2023-11-29 04:15:02,781 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:15:02,781 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [339828944] [2023-11-29 04:15:02,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:15:02,782 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:15:02,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:15:02,783 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 04:15:02,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-29 04:15:03,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:15:03,023 INFO L262 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 04:15:03,029 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:15:03,073 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 9 [2023-11-29 04:15:03,357 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-29 04:15:03,358 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:15:03,358 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 04:15:03,358 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [339828944] [2023-11-29 04:15:03,358 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [339828944] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:15:03,358 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:15:03,359 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 04:15:03,359 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [54698043] [2023-11-29 04:15:03,359 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:15:03,360 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 04:15:03,360 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 04:15:03,361 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 04:15:03,361 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-29 04:15:03,361 INFO L87 Difference]: Start difference. First operand 101 states and 143 transitions. Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 04:15:05,374 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:15:07,347 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 04:15:07,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:15:07,651 INFO L93 Difference]: Finished difference Result 298 states and 424 transitions. [2023-11-29 04:15:07,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 04:15:07,651 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 114 [2023-11-29 04:15:07,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:15:07,654 INFO L225 Difference]: With dead ends: 298 [2023-11-29 04:15:07,654 INFO L226 Difference]: Without dead ends: 198 [2023-11-29 04:15:07,655 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2023-11-29 04:15:07,656 INFO L413 NwaCegarLoop]: 114 mSDtfsCounter, 110 mSDsluCounter, 289 mSDsCounter, 0 mSdLazyCounter, 159 mSolverCounterSat, 38 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 110 SdHoareTripleChecker+Valid, 403 SdHoareTripleChecker+Invalid, 197 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 159 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2023-11-29 04:15:07,656 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [110 Valid, 403 Invalid, 197 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 159 Invalid, 0 Unknown, 0 Unchecked, 4.2s Time] [2023-11-29 04:15:07,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2023-11-29 04:15:07,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 171. [2023-11-29 04:15:07,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 171 states, 140 states have (on average 1.3428571428571427) internal successors, (188), 140 states have internal predecessors, (188), 28 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-29 04:15:07,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 171 states and 244 transitions. [2023-11-29 04:15:07,678 INFO L78 Accepts]: Start accepts. Automaton has 171 states and 244 transitions. Word has length 114 [2023-11-29 04:15:07,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:15:07,679 INFO L495 AbstractCegarLoop]: Abstraction has 171 states and 244 transitions. [2023-11-29 04:15:07,680 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 04:15:07,680 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 244 transitions. [2023-11-29 04:15:07,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2023-11-29 04:15:07,682 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:15:07,682 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:15:07,688 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-29 04:15:07,883 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:15:07,883 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:15:07,884 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:15:07,884 INFO L85 PathProgramCache]: Analyzing trace with hash 1204584953, now seen corresponding path program 1 times [2023-11-29 04:15:07,884 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:15:07,885 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [281101847] [2023-11-29 04:15:07,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:15:07,885 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:15:07,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:15:07,886 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 04:15:07,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-29 04:15:08,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:15:08,089 INFO L262 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 04:15:08,092 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:15:08,118 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-29 04:15:08,118 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:15:08,118 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 04:15:08,119 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [281101847] [2023-11-29 04:15:08,119 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [281101847] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:15:08,119 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:15:08,119 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 04:15:08,119 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2095396070] [2023-11-29 04:15:08,119 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:15:08,120 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 04:15:08,120 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 04:15:08,121 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 04:15:08,121 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 04:15:08,121 INFO L87 Difference]: Start difference. First operand 171 states and 244 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, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 04:15:08,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:15:08,201 INFO L93 Difference]: Finished difference Result 301 states and 428 transitions. [2023-11-29 04:15:08,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 04:15:08,202 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, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 114 [2023-11-29 04:15:08,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:15:08,204 INFO L225 Difference]: With dead ends: 301 [2023-11-29 04:15:08,204 INFO L226 Difference]: Without dead ends: 201 [2023-11-29 04:15:08,205 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 04:15:08,206 INFO L413 NwaCegarLoop]: 162 mSDtfsCounter, 49 mSDsluCounter, 284 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 49 SdHoareTripleChecker+Valid, 446 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 04:15:08,207 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [49 Valid, 446 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 04:15:08,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 201 states. [2023-11-29 04:15:08,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 201 to 175. [2023-11-29 04:15:08,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 175 states, 144 states have (on average 1.3333333333333333) internal successors, (192), 144 states have internal predecessors, (192), 28 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-29 04:15:08,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 248 transitions. [2023-11-29 04:15:08,226 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 248 transitions. Word has length 114 [2023-11-29 04:15:08,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:15:08,227 INFO L495 AbstractCegarLoop]: Abstraction has 175 states and 248 transitions. [2023-11-29 04:15:08,227 INFO L496 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, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 04:15:08,227 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 248 transitions. [2023-11-29 04:15:08,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-11-29 04:15:08,230 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:15:08,230 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:15:08,237 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 04:15:08,435 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:15:08,436 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:15:08,436 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:15:08,437 INFO L85 PathProgramCache]: Analyzing trace with hash -409326041, now seen corresponding path program 1 times [2023-11-29 04:15:08,437 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:15:08,437 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1664150968] [2023-11-29 04:15:08,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:15:08,438 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:15:08,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:15:08,439 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 04:15:08,440 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-11-29 04:15:08,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:15:08,682 INFO L262 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 04:15:08,686 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:15:08,722 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-29 04:15:08,723 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:15:08,723 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 04:15:08,723 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1664150968] [2023-11-29 04:15:08,723 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1664150968] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:15:08,723 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:15:08,724 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 04:15:08,724 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [979032991] [2023-11-29 04:15:08,724 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:15:08,725 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 04:15:08,725 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 04:15:08,726 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 04:15:08,726 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-29 04:15:08,726 INFO L87 Difference]: Start difference. First operand 175 states and 248 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, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 04:15:08,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:15:08,857 INFO L93 Difference]: Finished difference Result 335 states and 472 transitions. [2023-11-29 04:15:08,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 04:15:08,858 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, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 116 [2023-11-29 04:15:08,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:15:08,860 INFO L225 Difference]: With dead ends: 335 [2023-11-29 04:15:08,861 INFO L226 Difference]: Without dead ends: 233 [2023-11-29 04:15:08,861 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-29 04:15:08,862 INFO L413 NwaCegarLoop]: 195 mSDtfsCounter, 86 mSDsluCounter, 467 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 86 SdHoareTripleChecker+Valid, 662 SdHoareTripleChecker+Invalid, 48 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 46 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 04:15:08,863 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [86 Valid, 662 Invalid, 48 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 46 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 04:15:08,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 233 states. [2023-11-29 04:15:08,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 233 to 177. [2023-11-29 04:15:08,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 177 states, 146 states have (on average 1.3287671232876712) internal successors, (194), 146 states have internal predecessors, (194), 28 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-29 04:15:08,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 250 transitions. [2023-11-29 04:15:08,879 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 250 transitions. Word has length 116 [2023-11-29 04:15:08,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:15:08,880 INFO L495 AbstractCegarLoop]: Abstraction has 177 states and 250 transitions. [2023-11-29 04:15:08,880 INFO L496 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, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 04:15:08,880 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 250 transitions. [2023-11-29 04:15:08,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-11-29 04:15:08,882 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:15:08,883 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:15:08,890 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/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)] Forceful destruction successful, exit code 0 [2023-11-29 04:15:09,087 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:15:09,088 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:15:09,088 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:15:09,088 INFO L85 PathProgramCache]: Analyzing trace with hash 280006400, now seen corresponding path program 1 times [2023-11-29 04:15:09,089 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:15:09,089 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [495029474] [2023-11-29 04:15:09,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:15:09,090 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:15:09,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:15:09,091 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 04:15:09,096 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 04:15:09,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:15:09,327 INFO L262 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 04:15:09,331 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:15:09,367 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-29 04:15:09,367 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:15:09,367 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 04:15:09,367 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [495029474] [2023-11-29 04:15:09,368 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [495029474] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:15:09,368 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:15:09,368 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 04:15:09,368 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [585477158] [2023-11-29 04:15:09,368 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:15:09,368 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 04:15:09,368 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 04:15:09,369 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 04:15:09,369 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 04:15:09,369 INFO L87 Difference]: Start difference. First operand 177 states and 250 transitions. Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 04:15:12,520 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 04:15:13,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:15:13,920 INFO L93 Difference]: Finished difference Result 306 states and 429 transitions. [2023-11-29 04:15:13,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 04:15:13,921 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 118 [2023-11-29 04:15:13,921 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:15:13,923 INFO L225 Difference]: With dead ends: 306 [2023-11-29 04:15:13,923 INFO L226 Difference]: Without dead ends: 197 [2023-11-29 04:15:13,923 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 115 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 04:15:13,924 INFO L413 NwaCegarLoop]: 129 mSDtfsCounter, 78 mSDsluCounter, 157 mSDsCounter, 0 mSdLazyCounter, 117 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 78 SdHoareTripleChecker+Valid, 286 SdHoareTripleChecker+Invalid, 117 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 117 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2023-11-29 04:15:13,924 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [78 Valid, 286 Invalid, 117 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 117 Invalid, 0 Unknown, 0 Unchecked, 4.5s Time] [2023-11-29 04:15:13,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197 states. [2023-11-29 04:15:13,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197 to 167. [2023-11-29 04:15:13,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 167 states, 136 states have (on average 1.3088235294117647) internal successors, (178), 136 states have internal predecessors, (178), 28 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-29 04:15:13,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 234 transitions. [2023-11-29 04:15:13,937 INFO L78 Accepts]: Start accepts. Automaton has 167 states and 234 transitions. Word has length 118 [2023-11-29 04:15:13,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:15:13,937 INFO L495 AbstractCegarLoop]: Abstraction has 167 states and 234 transitions. [2023-11-29 04:15:13,937 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 04:15:13,938 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 234 transitions. [2023-11-29 04:15:13,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-11-29 04:15:13,943 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:15:13,944 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:15:13,951 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 04:15:14,144 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:15:14,144 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:15:14,145 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:15:14,145 INFO L85 PathProgramCache]: Analyzing trace with hash 931901033, now seen corresponding path program 1 times [2023-11-29 04:15:14,145 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:15:14,145 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1620269511] [2023-11-29 04:15:14,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:15:14,146 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:15:14,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:15:14,146 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 04:15:14,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 04:15:14,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:15:14,357 INFO L262 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 04:15:14,359 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:15:14,378 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-29 04:15:14,378 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:15:14,378 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 04:15:14,378 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1620269511] [2023-11-29 04:15:14,379 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1620269511] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:15:14,379 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:15:14,379 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 04:15:14,379 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2020888679] [2023-11-29 04:15:14,379 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:15:14,379 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 04:15:14,380 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 04:15:14,380 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 04:15:14,380 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 04:15:14,380 INFO L87 Difference]: Start difference. First operand 167 states and 234 transitions. Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 04:15:14,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:15:14,495 INFO L93 Difference]: Finished difference Result 277 states and 388 transitions. [2023-11-29 04:15:14,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 04:15:14,496 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 118 [2023-11-29 04:15:14,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:15:14,498 INFO L225 Difference]: With dead ends: 277 [2023-11-29 04:15:14,498 INFO L226 Difference]: Without dead ends: 179 [2023-11-29 04:15:14,498 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 115 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 04:15:14,499 INFO L413 NwaCegarLoop]: 129 mSDtfsCounter, 21 mSDsluCounter, 258 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 387 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 04:15:14,499 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 387 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 04:15:14,500 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 179 states. [2023-11-29 04:15:14,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 179 to 169. [2023-11-29 04:15:14,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 169 states, 138 states have (on average 1.3043478260869565) internal successors, (180), 138 states have internal predecessors, (180), 28 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-29 04:15:14,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 236 transitions. [2023-11-29 04:15:14,513 INFO L78 Accepts]: Start accepts. Automaton has 169 states and 236 transitions. Word has length 118 [2023-11-29 04:15:14,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:15:14,513 INFO L495 AbstractCegarLoop]: Abstraction has 169 states and 236 transitions. [2023-11-29 04:15:14,514 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 04:15:14,514 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 236 transitions. [2023-11-29 04:15:14,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-11-29 04:15:14,515 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:15:14,516 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:15:14,522 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 04:15:14,719 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:15:14,720 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:15:14,720 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:15:14,720 INFO L85 PathProgramCache]: Analyzing trace with hash 122554407, now seen corresponding path program 1 times [2023-11-29 04:15:14,721 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:15:14,721 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [565291067] [2023-11-29 04:15:14,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:15:14,721 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:15:14,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:15:14,722 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 04:15:14,723 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 04:15:14,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:15:14,896 INFO L262 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 04:15:14,908 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:15:14,942 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-29 04:15:14,942 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:15:14,942 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 04:15:14,942 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [565291067] [2023-11-29 04:15:14,942 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [565291067] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:15:14,942 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:15:14,943 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 04:15:14,943 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [467835563] [2023-11-29 04:15:14,943 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:15:14,943 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 04:15:14,943 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 04:15:14,944 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 04:15:14,944 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-29 04:15:14,944 INFO L87 Difference]: Start difference. First operand 169 states and 236 transitions. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 04:15:15,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:15:15,126 INFO L93 Difference]: Finished difference Result 282 states and 393 transitions. [2023-11-29 04:15:15,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 04:15:15,127 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 118 [2023-11-29 04:15:15,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:15:15,128 INFO L225 Difference]: With dead ends: 282 [2023-11-29 04:15:15,128 INFO L226 Difference]: Without dead ends: 182 [2023-11-29 04:15:15,129 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 114 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-29 04:15:15,129 INFO L413 NwaCegarLoop]: 127 mSDtfsCounter, 24 mSDsluCounter, 384 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 511 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 04:15:15,129 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [24 Valid, 511 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 04:15:15,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2023-11-29 04:15:15,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 171. [2023-11-29 04:15:15,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 171 states, 140 states have (on average 1.3) internal successors, (182), 140 states have internal predecessors, (182), 28 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-29 04:15:15,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 171 states and 238 transitions. [2023-11-29 04:15:15,142 INFO L78 Accepts]: Start accepts. Automaton has 171 states and 238 transitions. Word has length 118 [2023-11-29 04:15:15,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:15:15,142 INFO L495 AbstractCegarLoop]: Abstraction has 171 states and 238 transitions. [2023-11-29 04:15:15,142 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 04:15:15,143 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 238 transitions. [2023-11-29 04:15:15,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-11-29 04:15:15,144 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:15:15,144 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:15:15,150 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/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)] Ended with exit code 0 [2023-11-29 04:15:15,347 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:15:15,348 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:15:15,348 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:15:15,348 INFO L85 PathProgramCache]: Analyzing trace with hash 179812709, now seen corresponding path program 1 times [2023-11-29 04:15:15,349 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:15:15,349 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1645550352] [2023-11-29 04:15:15,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:15:15,349 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:15:15,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:15:15,350 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 04:15:15,350 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 04:15:15,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:15:15,537 INFO L262 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 04:15:15,539 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:15:15,584 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-29 04:15:15,584 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:15:15,584 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 04:15:15,584 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1645550352] [2023-11-29 04:15:15,584 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1645550352] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:15:15,585 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:15:15,585 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 04:15:15,585 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2053460884] [2023-11-29 04:15:15,585 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:15:15,585 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 04:15:15,586 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 04:15:15,586 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 04:15:15,586 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 04:15:15,587 INFO L87 Difference]: Start difference. First operand 171 states and 238 transitions. Second operand has 6 states, 6 states have (on average 8.5) internal successors, (51), 6 states have internal predecessors, (51), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 04:15:15,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:15:15,907 INFO L93 Difference]: Finished difference Result 285 states and 394 transitions. [2023-11-29 04:15:15,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-29 04:15:15,908 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 6 states have internal predecessors, (51), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 118 [2023-11-29 04:15:15,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:15:15,921 INFO L225 Difference]: With dead ends: 285 [2023-11-29 04:15:15,921 INFO L226 Difference]: Without dead ends: 183 [2023-11-29 04:15:15,922 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 113 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2023-11-29 04:15:15,922 INFO L413 NwaCegarLoop]: 126 mSDtfsCounter, 19 mSDsluCounter, 502 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 628 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 56 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-29 04:15:15,923 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [19 Valid, 628 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 56 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-29 04:15:15,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 183 states. [2023-11-29 04:15:15,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 183 to 173. [2023-11-29 04:15:15,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 173 states, 142 states have (on average 1.295774647887324) internal successors, (184), 142 states have internal predecessors, (184), 28 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-29 04:15:15,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 173 states and 240 transitions. [2023-11-29 04:15:15,931 INFO L78 Accepts]: Start accepts. Automaton has 173 states and 240 transitions. Word has length 118 [2023-11-29 04:15:15,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:15:15,932 INFO L495 AbstractCegarLoop]: Abstraction has 173 states and 240 transitions. [2023-11-29 04:15:15,932 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 6 states have internal predecessors, (51), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 04:15:15,932 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 240 transitions. [2023-11-29 04:15:15,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-11-29 04:15:15,933 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:15:15,933 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:15:15,938 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 04:15:16,135 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:15:16,136 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:15:16,136 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:15:16,136 INFO L85 PathProgramCache]: Analyzing trace with hash 179872291, now seen corresponding path program 1 times [2023-11-29 04:15:16,137 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:15:16,137 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1160496296] [2023-11-29 04:15:16,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:15:16,137 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:15:16,137 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:15:16,138 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 04:15:16,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 04:15:16,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:15:16,427 INFO L262 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 30 conjunts are in the unsatisfiable core [2023-11-29 04:15:16,433 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:15:16,442 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2023-11-29 04:15:16,523 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2023-11-29 04:15:16,698 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:15:16,698 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 37 [2023-11-29 04:15:16,961 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:15:16,961 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 45 treesize of output 50 [2023-11-29 04:15:17,487 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:15:17,487 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 75 treesize of output 71 [2023-11-29 04:15:17,720 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:15:17,721 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 119 treesize of output 95 [2023-11-29 04:15:21,919 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:15:21,919 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 102 treesize of output 122 [2023-11-29 04:15:22,612 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:15:22,612 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 129 treesize of output 57 [2023-11-29 04:15:22,864 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 288 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2023-11-29 04:15:22,864 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:15:22,864 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 04:15:22,864 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1160496296] [2023-11-29 04:15:22,864 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1160496296] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:15:22,864 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:15:22,865 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2023-11-29 04:15:22,865 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [586389836] [2023-11-29 04:15:22,865 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:15:22,865 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2023-11-29 04:15:22,865 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 04:15:22,866 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2023-11-29 04:15:22,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=173, Unknown=1, NotChecked=0, Total=240 [2023-11-29 04:15:22,866 INFO L87 Difference]: Start difference. First operand 173 states and 240 transitions. Second operand has 16 states, 16 states have (on average 3.9375) internal successors, (63), 16 states have internal predecessors, (63), 5 states have call successors, (14), 5 states have call predecessors, (14), 5 states have return successors, (14), 5 states have call predecessors, (14), 5 states have call successors, (14) [2023-11-29 04:15:28,592 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:15:32,624 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:15:36,638 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:15:40,663 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:15:45,108 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:15:49,137 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:15:53,233 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:15:57,273 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:15:59,350 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.75s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:16:03,844 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:16:12,130 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:16:14,438 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:16:15,832 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:16:17,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:16:17,127 INFO L93 Difference]: Finished difference Result 457 states and 623 transitions. [2023-11-29 04:16:17,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-11-29 04:16:17,131 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 3.9375) internal successors, (63), 16 states have internal predecessors, (63), 5 states have call successors, (14), 5 states have call predecessors, (14), 5 states have return successors, (14), 5 states have call predecessors, (14), 5 states have call successors, (14) Word has length 118 [2023-11-29 04:16:17,132 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:16:17,134 INFO L225 Difference]: With dead ends: 457 [2023-11-29 04:16:17,134 INFO L226 Difference]: Without dead ends: 353 [2023-11-29 04:16:17,134 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 6.1s TimeCoverageRelationStatistics Valid=195, Invalid=454, Unknown=1, NotChecked=0, Total=650 [2023-11-29 04:16:17,135 INFO L413 NwaCegarLoop]: 93 mSDtfsCounter, 649 mSDsluCounter, 641 mSDsCounter, 0 mSdLazyCounter, 971 mSolverCounterSat, 78 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 52.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 649 SdHoareTripleChecker+Valid, 734 SdHoareTripleChecker+Invalid, 1058 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 78 IncrementalHoareTripleChecker+Valid, 971 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 53.1s IncrementalHoareTripleChecker+Time [2023-11-29 04:16:17,135 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [649 Valid, 734 Invalid, 1058 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [78 Valid, 971 Invalid, 9 Unknown, 0 Unchecked, 53.1s Time] [2023-11-29 04:16:17,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 353 states. [2023-11-29 04:16:17,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 353 to 326. [2023-11-29 04:16:17,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 326 states, 283 states have (on average 1.3074204946996466) internal successors, (370), 285 states have internal predecessors, (370), 38 states have call successors, (38), 4 states have call predecessors, (38), 4 states have return successors, (38), 36 states have call predecessors, (38), 38 states have call successors, (38) [2023-11-29 04:16:17,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 326 states and 446 transitions. [2023-11-29 04:16:17,157 INFO L78 Accepts]: Start accepts. Automaton has 326 states and 446 transitions. Word has length 118 [2023-11-29 04:16:17,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:16:17,158 INFO L495 AbstractCegarLoop]: Abstraction has 326 states and 446 transitions. [2023-11-29 04:16:17,158 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 3.9375) internal successors, (63), 16 states have internal predecessors, (63), 5 states have call successors, (14), 5 states have call predecessors, (14), 5 states have return successors, (14), 5 states have call predecessors, (14), 5 states have call successors, (14) [2023-11-29 04:16:17,158 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 446 transitions. [2023-11-29 04:16:17,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-11-29 04:16:17,158 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:16:17,159 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:16:17,164 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/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)] Ended with exit code 0 [2023-11-29 04:16:17,359 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:16:17,359 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:16:17,360 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:16:17,360 INFO L85 PathProgramCache]: Analyzing trace with hash -723309428, now seen corresponding path program 1 times [2023-11-29 04:16:17,360 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:16:17,360 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1429680432] [2023-11-29 04:16:17,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:16:17,360 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:16:17,360 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:16:17,361 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 04:16:17,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/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 (12)] Waiting until timeout for monitored process [2023-11-29 04:16:17,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:16:17,663 INFO L262 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 41 conjunts are in the unsatisfiable core [2023-11-29 04:16:17,670 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:16:17,708 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 04:16:18,077 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 34 [2023-11-29 04:16:18,231 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 44 [2023-11-29 04:16:18,594 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:16:18,594 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 90 treesize of output 47 [2023-11-29 04:16:18,878 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:16:18,878 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 90 treesize of output 47 [2023-11-29 04:16:19,181 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:16:19,182 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 90 treesize of output 47 [2023-11-29 04:16:19,473 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:16:19,473 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 85 treesize of output 57 [2023-11-29 04:16:20,016 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:16:20,017 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 100 treesize of output 75 [2023-11-29 04:16:20,276 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:16:20,277 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 186 treesize of output 126 [2023-11-29 04:16:21,485 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:16:21,485 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 184 treesize of output 147 [2023-11-29 04:16:27,236 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:16:27,236 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 336 treesize of output 132 [2023-11-29 04:16:27,806 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 240 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2023-11-29 04:16:27,806 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:16:27,806 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 04:16:27,807 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1429680432] [2023-11-29 04:16:27,807 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1429680432] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:16:27,807 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:16:27,807 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-11-29 04:16:27,807 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [569939446] [2023-11-29 04:16:27,807 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:16:27,808 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-11-29 04:16:27,808 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 04:16:27,808 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-11-29 04:16:27,808 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=133, Unknown=0, NotChecked=0, Total=182 [2023-11-29 04:16:27,809 INFO L87 Difference]: Start difference. First operand 326 states and 446 transitions. Second operand has 14 states, 14 states have (on average 4.428571428571429) internal successors, (62), 13 states have internal predecessors, (62), 4 states have call successors, (14), 4 states have call predecessors, (14), 4 states have return successors, (14), 4 states have call predecessors, (14), 4 states have call successors, (14) [2023-11-29 04:16:32,745 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:16:37,442 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:16:39,037 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result VALID. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:16:43,224 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:16:48,983 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:16:57,492 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:17:01,499 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:17:09,337 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:17:11,424 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result VALID. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:17:13,712 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:17:15,329 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:17:17,189 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result VALID. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:17:17,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:17:17,591 INFO L93 Difference]: Finished difference Result 811 states and 1075 transitions. [2023-11-29 04:17:17,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-29 04:17:17,593 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 4.428571428571429) internal successors, (62), 13 states have internal predecessors, (62), 4 states have call successors, (14), 4 states have call predecessors, (14), 4 states have return successors, (14), 4 states have call predecessors, (14), 4 states have call successors, (14) Word has length 120 [2023-11-29 04:17:17,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:17:17,599 INFO L225 Difference]: With dead ends: 811 [2023-11-29 04:17:17,599 INFO L226 Difference]: Without dead ends: 809 [2023-11-29 04:17:17,600 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 107 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 7.0s TimeCoverageRelationStatistics Valid=102, Invalid=278, Unknown=0, NotChecked=0, Total=380 [2023-11-29 04:17:17,600 INFO L413 NwaCegarLoop]: 84 mSDtfsCounter, 456 mSDsluCounter, 470 mSDsCounter, 0 mSdLazyCounter, 856 mSolverCounterSat, 25 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 44.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 458 SdHoareTripleChecker+Valid, 554 SdHoareTripleChecker+Invalid, 886 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 856 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 45.3s IncrementalHoareTripleChecker+Time [2023-11-29 04:17:17,601 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [458 Valid, 554 Invalid, 886 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 856 Invalid, 5 Unknown, 0 Unchecked, 45.3s Time] [2023-11-29 04:17:17,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 809 states. [2023-11-29 04:17:17,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 809 to 706. [2023-11-29 04:17:17,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 706 states, 618 states have (on average 1.2944983818770226) internal successors, (800), 624 states have internal predecessors, (800), 72 states have call successors, (72), 15 states have call predecessors, (72), 15 states have return successors, (72), 66 states have call predecessors, (72), 72 states have call successors, (72) [2023-11-29 04:17:17,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 706 states and 944 transitions. [2023-11-29 04:17:17,685 INFO L78 Accepts]: Start accepts. Automaton has 706 states and 944 transitions. Word has length 120 [2023-11-29 04:17:17,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:17:17,685 INFO L495 AbstractCegarLoop]: Abstraction has 706 states and 944 transitions. [2023-11-29 04:17:17,685 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 4.428571428571429) internal successors, (62), 13 states have internal predecessors, (62), 4 states have call successors, (14), 4 states have call predecessors, (14), 4 states have return successors, (14), 4 states have call predecessors, (14), 4 states have call successors, (14) [2023-11-29 04:17:17,686 INFO L276 IsEmpty]: Start isEmpty. Operand 706 states and 944 transitions. [2023-11-29 04:17:17,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-11-29 04:17:17,687 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:17:17,687 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:17:17,696 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/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 (12)] Forceful destruction successful, exit code 0 [2023-11-29 04:17:17,888 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:17:17,888 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:17:17,888 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:17:17,888 INFO L85 PathProgramCache]: Analyzing trace with hash -723249846, now seen corresponding path program 1 times [2023-11-29 04:17:17,889 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:17:17,889 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1587983358] [2023-11-29 04:17:17,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:17:17,889 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:17:17,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:17:17,890 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 04:17:17,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/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 (13)] Waiting until timeout for monitored process [2023-11-29 04:17:18,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:17:18,166 INFO L262 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 31 conjunts are in the unsatisfiable core [2023-11-29 04:17:18,172 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:17:18,176 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 04:17:18,180 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2023-11-29 04:17:18,247 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 14 [2023-11-29 04:17:18,309 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2023-11-29 04:17:18,455 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:17:18,455 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 37 [2023-11-29 04:17:18,692 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:17:18,693 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 50 treesize of output 55 [2023-11-29 04:17:18,820 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:17:18,821 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 111 treesize of output 78 [2023-11-29 04:17:18,920 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:17:18,920 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 84 treesize of output 92 [2023-11-29 04:17:19,904 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:17:19,905 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 125 treesize of output 53 [2023-11-29 04:17:19,991 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 272 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2023-11-29 04:17:19,991 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:17:19,992 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 04:17:19,992 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1587983358] [2023-11-29 04:17:19,992 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1587983358] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:17:19,992 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:17:19,992 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-11-29 04:17:19,992 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [671112908] [2023-11-29 04:17:19,992 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:17:19,993 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-11-29 04:17:19,993 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 04:17:19,993 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-11-29 04:17:19,993 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=100, Unknown=0, NotChecked=0, Total=156 [2023-11-29 04:17:19,994 INFO L87 Difference]: Start difference. First operand 706 states and 944 transitions. Second operand has 13 states, 13 states have (on average 4.769230769230769) internal successors, (62), 13 states have internal predecessors, (62), 4 states have call successors, (14), 4 states have call predecessors, (14), 4 states have return successors, (14), 4 states have call predecessors, (14), 4 states have call successors, (14) [2023-11-29 04:17:21,153 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:17:25,519 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.55s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:17:26,986 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:17:32,127 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.83s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:17:35,628 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:17:36,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:17:36,525 INFO L93 Difference]: Finished difference Result 1458 states and 1933 transitions. [2023-11-29 04:17:36,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-11-29 04:17:36,526 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 4.769230769230769) internal successors, (62), 13 states have internal predecessors, (62), 4 states have call successors, (14), 4 states have call predecessors, (14), 4 states have return successors, (14), 4 states have call predecessors, (14), 4 states have call successors, (14) Word has length 120 [2023-11-29 04:17:36,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:17:36,530 INFO L225 Difference]: With dead ends: 1458 [2023-11-29 04:17:36,530 INFO L226 Difference]: Without dead ends: 906 [2023-11-29 04:17:36,532 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 108 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=151, Invalid=269, Unknown=0, NotChecked=0, Total=420 [2023-11-29 04:17:36,532 INFO L413 NwaCegarLoop]: 89 mSDtfsCounter, 337 mSDsluCounter, 341 mSDsCounter, 0 mSdLazyCounter, 543 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 337 SdHoareTripleChecker+Valid, 430 SdHoareTripleChecker+Invalid, 596 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 543 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.7s IncrementalHoareTripleChecker+Time [2023-11-29 04:17:36,532 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [337 Valid, 430 Invalid, 596 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 543 Invalid, 0 Unknown, 0 Unchecked, 15.7s Time] [2023-11-29 04:17:36,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 906 states. [2023-11-29 04:17:36,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 906 to 674. [2023-11-29 04:17:36,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 674 states, 592 states have (on average 1.2736486486486487) internal successors, (754), 596 states have internal predecessors, (754), 66 states have call successors, (66), 15 states have call predecessors, (66), 15 states have return successors, (66), 62 states have call predecessors, (66), 66 states have call successors, (66) [2023-11-29 04:17:36,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 674 states and 886 transitions. [2023-11-29 04:17:36,606 INFO L78 Accepts]: Start accepts. Automaton has 674 states and 886 transitions. Word has length 120 [2023-11-29 04:17:36,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:17:36,606 INFO L495 AbstractCegarLoop]: Abstraction has 674 states and 886 transitions. [2023-11-29 04:17:36,607 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 4.769230769230769) internal successors, (62), 13 states have internal predecessors, (62), 4 states have call successors, (14), 4 states have call predecessors, (14), 4 states have return successors, (14), 4 states have call predecessors, (14), 4 states have call successors, (14) [2023-11-29 04:17:36,607 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 886 transitions. [2023-11-29 04:17:36,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-11-29 04:17:36,608 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:17:36,609 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:17:36,615 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/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 (13)] Ended with exit code 0 [2023-11-29 04:17:36,810 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:17:36,811 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:17:36,811 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:17:36,811 INFO L85 PathProgramCache]: Analyzing trace with hash -665991544, now seen corresponding path program 1 times [2023-11-29 04:17:36,812 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:17:36,812 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1144905896] [2023-11-29 04:17:36,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:17:36,812 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:17:36,812 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:17:36,813 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 04:17:36,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/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 (14)] Waiting until timeout for monitored process [2023-11-29 04:17:37,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:17:37,104 INFO L262 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 33 conjunts are in the unsatisfiable core [2023-11-29 04:17:37,110 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:17:37,178 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 04:17:37,514 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 44 [2023-11-29 04:17:37,869 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:17:37,869 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 85 treesize of output 57 [2023-11-29 04:17:38,319 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:17:38,320 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 100 treesize of output 60 [2023-11-29 04:17:38,682 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:17:38,682 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 100 treesize of output 60 [2023-11-29 04:17:39,025 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:17:39,025 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 95 treesize of output 70 [2023-11-29 04:17:39,659 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:17:39,659 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 110 treesize of output 88 [2023-11-29 04:17:39,969 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:17:39,970 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 191 treesize of output 149 [2023-11-29 04:17:41,468 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:17:41,468 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 204 treesize of output 173 [2023-11-29 04:17:47,102 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:17:47,102 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 45 case distinctions, treesize of input 361 treesize of output 139 [2023-11-29 04:17:47,690 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 284 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2023-11-29 04:17:47,690 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:17:47,690 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 04:17:47,690 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1144905896] [2023-11-29 04:17:47,690 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1144905896] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:17:47,690 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:17:47,690 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2023-11-29 04:17:47,691 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [576150914] [2023-11-29 04:17:47,691 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:17:47,691 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-11-29 04:17:47,691 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 04:17:47,692 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-11-29 04:17:47,692 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=152, Unknown=0, NotChecked=0, Total=210 [2023-11-29 04:17:47,692 INFO L87 Difference]: Start difference. First operand 674 states and 886 transitions. Second operand has 15 states, 15 states have (on average 4.333333333333333) internal successors, (65), 14 states have internal predecessors, (65), 5 states have call successors, (14), 5 states have call predecessors, (14), 5 states have return successors, (14), 5 states have call predecessors, (14), 5 states have call successors, (14) [2023-11-29 04:17:51,473 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:17:54,084 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result VALID. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:17:57,393 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.91s for a HTC check with result VALID. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:18:05,321 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:18:12,387 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result VALID. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:18:14,509 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result VALID. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:18:19,795 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:18:23,264 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.44s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:18:28,768 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.54s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:18:29,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:18:29,768 INFO L93 Difference]: Finished difference Result 2073 states and 2678 transitions. [2023-11-29 04:18:29,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-11-29 04:18:29,769 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 4.333333333333333) internal successors, (65), 14 states have internal predecessors, (65), 5 states have call successors, (14), 5 states have call predecessors, (14), 5 states have return successors, (14), 5 states have call predecessors, (14), 5 states have call successors, (14) Word has length 120 [2023-11-29 04:18:29,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:18:29,775 INFO L225 Difference]: With dead ends: 2073 [2023-11-29 04:18:29,776 INFO L226 Difference]: Without dead ends: 1553 [2023-11-29 04:18:29,777 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 106 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 9.5s TimeCoverageRelationStatistics Valid=120, Invalid=300, Unknown=0, NotChecked=0, Total=420 [2023-11-29 04:18:29,777 INFO L413 NwaCegarLoop]: 99 mSDtfsCounter, 425 mSDsluCounter, 521 mSDsCounter, 0 mSdLazyCounter, 880 mSolverCounterSat, 44 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 35.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 427 SdHoareTripleChecker+Valid, 620 SdHoareTripleChecker+Invalid, 925 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 44 IncrementalHoareTripleChecker+Valid, 880 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 36.1s IncrementalHoareTripleChecker+Time [2023-11-29 04:18:29,777 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [427 Valid, 620 Invalid, 925 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [44 Valid, 880 Invalid, 1 Unknown, 0 Unchecked, 36.1s Time] [2023-11-29 04:18:29,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1553 states. [2023-11-29 04:18:29,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1553 to 1325. [2023-11-29 04:18:29,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1325 states, 1165 states have (on average 1.2600858369098713) internal successors, (1468), 1175 states have internal predecessors, (1468), 122 states have call successors, (122), 37 states have call predecessors, (122), 37 states have return successors, (122), 112 states have call predecessors, (122), 122 states have call successors, (122) [2023-11-29 04:18:29,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1325 states to 1325 states and 1712 transitions. [2023-11-29 04:18:29,931 INFO L78 Accepts]: Start accepts. Automaton has 1325 states and 1712 transitions. Word has length 120 [2023-11-29 04:18:29,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:18:29,932 INFO L495 AbstractCegarLoop]: Abstraction has 1325 states and 1712 transitions. [2023-11-29 04:18:29,932 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 4.333333333333333) internal successors, (65), 14 states have internal predecessors, (65), 5 states have call successors, (14), 5 states have call predecessors, (14), 5 states have return successors, (14), 5 states have call predecessors, (14), 5 states have call successors, (14) [2023-11-29 04:18:29,932 INFO L276 IsEmpty]: Start isEmpty. Operand 1325 states and 1712 transitions. [2023-11-29 04:18:29,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-11-29 04:18:29,934 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:18:29,935 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:18:29,942 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/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 (14)] Ended with exit code 0 [2023-11-29 04:18:30,135 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:18:30,135 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:18:30,135 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:18:30,136 INFO L85 PathProgramCache]: Analyzing trace with hash 935079562, now seen corresponding path program 1 times [2023-11-29 04:18:30,136 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:18:30,136 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [915397122] [2023-11-29 04:18:30,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:18:30,136 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:18:30,136 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:18:30,137 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 04:18:30,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/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 (15)] Waiting until timeout for monitored process [2023-11-29 04:18:30,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:18:30,315 INFO L262 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 04:18:30,317 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:18:30,332 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 232 trivial. 0 not checked. [2023-11-29 04:18:30,332 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:18:30,333 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 04:18:30,333 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [915397122] [2023-11-29 04:18:30,333 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [915397122] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:18:30,333 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:18:30,333 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 04:18:30,333 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [142441158] [2023-11-29 04:18:30,333 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:18:30,333 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 04:18:30,333 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 04:18:30,334 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 04:18:30,334 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 04:18:30,334 INFO L87 Difference]: Start difference. First operand 1325 states and 1712 transitions. Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-29 04:18:30,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:18:30,545 INFO L93 Difference]: Finished difference Result 2500 states and 3236 transitions. [2023-11-29 04:18:30,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 04:18:30,546 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 120 [2023-11-29 04:18:30,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:18:30,552 INFO L225 Difference]: With dead ends: 2500 [2023-11-29 04:18:30,552 INFO L226 Difference]: Without dead ends: 1349 [2023-11-29 04:18:30,553 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 117 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 04:18:30,554 INFO L413 NwaCegarLoop]: 138 mSDtfsCounter, 7 mSDsluCounter, 255 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 393 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 04:18:30,554 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 393 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 04:18:30,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1349 states. [2023-11-29 04:18:30,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1349 to 1325. [2023-11-29 04:18:30,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1325 states, 1165 states have (on average 1.2549356223175965) internal successors, (1462), 1175 states have internal predecessors, (1462), 122 states have call successors, (122), 37 states have call predecessors, (122), 37 states have return successors, (122), 112 states have call predecessors, (122), 122 states have call successors, (122) [2023-11-29 04:18:30,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1325 states to 1325 states and 1706 transitions. [2023-11-29 04:18:30,693 INFO L78 Accepts]: Start accepts. Automaton has 1325 states and 1706 transitions. Word has length 120 [2023-11-29 04:18:30,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:18:30,693 INFO L495 AbstractCegarLoop]: Abstraction has 1325 states and 1706 transitions. [2023-11-29 04:18:30,694 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-29 04:18:30,694 INFO L276 IsEmpty]: Start isEmpty. Operand 1325 states and 1706 transitions. [2023-11-29 04:18:30,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2023-11-29 04:18:30,695 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:18:30,695 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:18:30,700 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/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 (15)] Ended with exit code 0 [2023-11-29 04:18:30,896 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:18:30,896 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:18:30,896 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:18:30,897 INFO L85 PathProgramCache]: Analyzing trace with hash -1687659900, now seen corresponding path program 1 times [2023-11-29 04:18:30,897 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:18:30,897 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [842819375] [2023-11-29 04:18:30,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:18:30,897 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:18:30,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:18:30,898 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 04:18:30,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/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 (16)] Waiting until timeout for monitored process [2023-11-29 04:18:31,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:18:31,122 INFO L262 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-29 04:18:31,129 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:18:31,268 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 43 [2023-11-29 04:18:31,343 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 132 proven. 8 refuted. 0 times theorem prover too weak. 224 trivial. 0 not checked. [2023-11-29 04:18:31,343 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 04:18:31,573 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 25 [2023-11-29 04:18:31,581 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 6 proven. 33 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2023-11-29 04:18:31,581 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 04:18:31,581 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [842819375] [2023-11-29 04:18:31,581 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [842819375] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 04:18:31,581 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 04:18:31,581 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8] total 12 [2023-11-29 04:18:31,582 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1899807851] [2023-11-29 04:18:31,582 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 04:18:31,582 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-11-29 04:18:31,582 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 04:18:31,583 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-11-29 04:18:31,583 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2023-11-29 04:18:31,583 INFO L87 Difference]: Start difference. First operand 1325 states and 1706 transitions. Second operand has 12 states, 11 states have (on average 6.7272727272727275) internal successors, (74), 12 states have internal predecessors, (74), 4 states have call successors, (27), 3 states have call predecessors, (27), 4 states have return successors, (27), 3 states have call predecessors, (27), 4 states have call successors, (27) [2023-11-29 04:18:34,062 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 04:18:35,822 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 04:18:36,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:18:36,378 INFO L93 Difference]: Finished difference Result 2582 states and 3307 transitions. [2023-11-29 04:18:36,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-11-29 04:18:36,379 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 6.7272727272727275) internal successors, (74), 12 states have internal predecessors, (74), 4 states have call successors, (27), 3 states have call predecessors, (27), 4 states have return successors, (27), 3 states have call predecessors, (27), 4 states have call successors, (27) Word has length 122 [2023-11-29 04:18:36,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:18:36,384 INFO L225 Difference]: With dead ends: 2582 [2023-11-29 04:18:36,384 INFO L226 Difference]: Without dead ends: 1371 [2023-11-29 04:18:36,386 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 253 GetRequests, 233 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=109, Invalid=353, Unknown=0, NotChecked=0, Total=462 [2023-11-29 04:18:36,386 INFO L413 NwaCegarLoop]: 101 mSDtfsCounter, 138 mSDsluCounter, 358 mSDsCounter, 0 mSdLazyCounter, 370 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 150 SdHoareTripleChecker+Valid, 459 SdHoareTripleChecker+Invalid, 386 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 370 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2023-11-29 04:18:36,387 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [150 Valid, 459 Invalid, 386 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 370 Invalid, 0 Unknown, 0 Unchecked, 4.3s Time] [2023-11-29 04:18:36,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1371 states. [2023-11-29 04:18:36,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1371 to 1315. [2023-11-29 04:18:36,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1315 states, 1155 states have (on average 1.2484848484848485) internal successors, (1442), 1165 states have internal predecessors, (1442), 122 states have call successors, (122), 37 states have call predecessors, (122), 37 states have return successors, (122), 112 states have call predecessors, (122), 122 states have call successors, (122) [2023-11-29 04:18:36,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1315 states to 1315 states and 1686 transitions. [2023-11-29 04:18:36,602 INFO L78 Accepts]: Start accepts. Automaton has 1315 states and 1686 transitions. Word has length 122 [2023-11-29 04:18:36,602 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:18:36,602 INFO L495 AbstractCegarLoop]: Abstraction has 1315 states and 1686 transitions. [2023-11-29 04:18:36,602 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 6.7272727272727275) internal successors, (74), 12 states have internal predecessors, (74), 4 states have call successors, (27), 3 states have call predecessors, (27), 4 states have return successors, (27), 3 states have call predecessors, (27), 4 states have call successors, (27) [2023-11-29 04:18:36,602 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1686 transitions. [2023-11-29 04:18:36,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2023-11-29 04:18:36,605 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:18:36,605 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:18:36,612 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/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 (16)] Ended with exit code 0 [2023-11-29 04:18:36,805 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:18:36,805 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:18:36,806 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:18:36,806 INFO L85 PathProgramCache]: Analyzing trace with hash 213780341, now seen corresponding path program 1 times [2023-11-29 04:18:36,806 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:18:36,806 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [970227855] [2023-11-29 04:18:36,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:18:36,806 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:18:36,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:18:36,807 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 04:18:36,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/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 (17)] Waiting until timeout for monitored process [2023-11-29 04:18:37,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:18:37,033 INFO L262 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 04:18:37,036 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:18:37,079 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-29 04:18:37,079 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:18:37,080 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 04:18:37,080 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [970227855] [2023-11-29 04:18:37,080 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [970227855] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:18:37,080 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:18:37,080 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 04:18:37,080 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [17716872] [2023-11-29 04:18:37,080 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:18:37,080 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 04:18:37,080 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 04:18:37,081 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 04:18:37,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-29 04:18:37,081 INFO L87 Difference]: Start difference. First operand 1315 states and 1686 transitions. Second operand has 5 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 04:18:39,593 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.82s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 04:18:41,361 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 04:18:42,923 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 04:18:46,148 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 04:18:46,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:18:46,694 INFO L93 Difference]: Finished difference Result 3103 states and 3943 transitions. [2023-11-29 04:18:46,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 04:18:46,695 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 122 [2023-11-29 04:18:46,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:18:46,702 INFO L225 Difference]: With dead ends: 3103 [2023-11-29 04:18:46,702 INFO L226 Difference]: Without dead ends: 2075 [2023-11-29 04:18:46,704 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 118 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-29 04:18:46,704 INFO L413 NwaCegarLoop]: 184 mSDtfsCounter, 87 mSDsluCounter, 315 mSDsCounter, 0 mSdLazyCounter, 235 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 87 SdHoareTripleChecker+Valid, 499 SdHoareTripleChecker+Invalid, 236 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 235 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.5s IncrementalHoareTripleChecker+Time [2023-11-29 04:18:46,704 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [87 Valid, 499 Invalid, 236 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 235 Invalid, 0 Unknown, 0 Unchecked, 9.5s Time] [2023-11-29 04:18:46,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2075 states. [2023-11-29 04:18:46,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2075 to 1327. [2023-11-29 04:18:46,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1327 states, 1167 states have (on average 1.2407883461868037) internal successors, (1448), 1177 states have internal predecessors, (1448), 122 states have call successors, (122), 37 states have call predecessors, (122), 37 states have return successors, (122), 112 states have call predecessors, (122), 122 states have call successors, (122) [2023-11-29 04:18:46,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1327 states to 1327 states and 1692 transitions. [2023-11-29 04:18:46,904 INFO L78 Accepts]: Start accepts. Automaton has 1327 states and 1692 transitions. Word has length 122 [2023-11-29 04:18:46,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:18:46,905 INFO L495 AbstractCegarLoop]: Abstraction has 1327 states and 1692 transitions. [2023-11-29 04:18:46,905 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 04:18:46,905 INFO L276 IsEmpty]: Start isEmpty. Operand 1327 states and 1692 transitions. [2023-11-29 04:18:46,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2023-11-29 04:18:46,907 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:18:46,907 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:18:46,914 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/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 (17)] Ended with exit code 0 [2023-11-29 04:18:47,107 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:18:47,108 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:18:47,108 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:18:47,108 INFO L85 PathProgramCache]: Analyzing trace with hash 1031428791, now seen corresponding path program 1 times [2023-11-29 04:18:47,108 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:18:47,108 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1486143771] [2023-11-29 04:18:47,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:18:47,109 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:18:47,109 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:18:47,110 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 04:18:47,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/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 (18)] Waiting until timeout for monitored process [2023-11-29 04:18:47,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:18:47,465 INFO L262 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 38 conjunts are in the unsatisfiable core [2023-11-29 04:18:47,471 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:18:47,497 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 31 [2023-11-29 04:18:47,703 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:18:47,703 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 55 treesize of output 34 [2023-11-29 04:18:47,874 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 34 [2023-11-29 04:18:48,493 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:18:48,493 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 110 treesize of output 77 [2023-11-29 04:18:49,132 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:18:49,132 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 120 treesize of output 90 [2023-11-29 04:18:49,794 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:18:49,794 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 135 treesize of output 93 [2023-11-29 04:18:50,376 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:18:50,376 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 130 treesize of output 103 [2023-11-29 04:18:51,163 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:18:51,163 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 140 treesize of output 116 [2023-11-29 04:18:52,239 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:18:52,239 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 155 treesize of output 134 [2023-11-29 04:18:52,671 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:18:52,671 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 206 treesize of output 168 [2023-11-29 04:19:01,468 WARN L293 SmtUtils]: Spent 5.84s on a formula simplification that was a NOOP. DAG size: 103 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 04:19:01,520 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:19:01,520 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 11 select indices, 11 select index equivalence classes, 0 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 55 case distinctions, treesize of input 266 treesize of output 110 [2023-11-29 04:19:07,445 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 316 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-11-29 04:19:07,445 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:19:07,445 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 04:19:07,446 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1486143771] [2023-11-29 04:19:07,446 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1486143771] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:19:07,446 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:19:07,446 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2023-11-29 04:19:07,446 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [323514756] [2023-11-29 04:19:07,446 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:19:07,446 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2023-11-29 04:19:07,446 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 04:19:07,447 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2023-11-29 04:19:07,447 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=190, Unknown=0, NotChecked=0, Total=272 [2023-11-29 04:19:07,447 INFO L87 Difference]: Start difference. First operand 1327 states and 1692 transitions. Second operand has 17 states, 17 states have (on average 4.117647058823529) internal successors, (70), 16 states have internal predecessors, (70), 6 states have call successors, (14), 6 states have call predecessors, (14), 6 states have return successors, (14), 6 states have call predecessors, (14), 6 states have call successors, (14) [2023-11-29 04:19:13,186 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.95s for a HTC check with result VALID. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:19:14,845 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.66s for a HTC check with result VALID. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:19:59,678 WARN L293 SmtUtils]: Spent 28.40s on a formula simplification. DAG size of input: 137 DAG size of output: 126 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 04:20:01,205 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:20:04,748 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:20:09,128 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:20:11,577 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.82s for a HTC check with result VALID. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:20:13,309 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.73s for a HTC check with result VALID. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:20:16,273 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:20:23,980 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.88s for a HTC check with result VALID. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:20:24,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:20:24,403 INFO L93 Difference]: Finished difference Result 3564 states and 4538 transitions. [2023-11-29 04:20:24,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-29 04:20:24,404 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 4.117647058823529) internal successors, (70), 16 states have internal predecessors, (70), 6 states have call successors, (14), 6 states have call predecessors, (14), 6 states have return successors, (14), 6 states have call predecessors, (14), 6 states have call successors, (14) Word has length 122 [2023-11-29 04:20:24,404 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:20:24,413 INFO L225 Difference]: With dead ends: 3564 [2023-11-29 04:20:24,413 INFO L226 Difference]: Without dead ends: 2515 [2023-11-29 04:20:24,414 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 106 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 54.7s TimeCoverageRelationStatistics Valid=125, Invalid=295, Unknown=0, NotChecked=0, Total=420 [2023-11-29 04:20:24,415 INFO L413 NwaCegarLoop]: 92 mSDtfsCounter, 321 mSDsluCounter, 702 mSDsCounter, 0 mSdLazyCounter, 1299 mSolverCounterSat, 40 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 33.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 323 SdHoareTripleChecker+Valid, 794 SdHoareTripleChecker+Invalid, 1339 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 1299 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 34.3s IncrementalHoareTripleChecker+Time [2023-11-29 04:20:24,415 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [323 Valid, 794 Invalid, 1339 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 1299 Invalid, 0 Unknown, 0 Unchecked, 34.3s Time] [2023-11-29 04:20:24,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2515 states. [2023-11-29 04:20:24,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2515 to 2467. [2023-11-29 04:20:24,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2467 states, 2204 states have (on average 1.2427404718693285) internal successors, (2739), 2224 states have internal predecessors, (2739), 196 states have call successors, (196), 66 states have call predecessors, (196), 66 states have return successors, (196), 176 states have call predecessors, (196), 196 states have call successors, (196) [2023-11-29 04:20:24,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2467 states to 2467 states and 3131 transitions. [2023-11-29 04:20:24,722 INFO L78 Accepts]: Start accepts. Automaton has 2467 states and 3131 transitions. Word has length 122 [2023-11-29 04:20:24,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:20:24,723 INFO L495 AbstractCegarLoop]: Abstraction has 2467 states and 3131 transitions. [2023-11-29 04:20:24,723 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 4.117647058823529) internal successors, (70), 16 states have internal predecessors, (70), 6 states have call successors, (14), 6 states have call predecessors, (14), 6 states have return successors, (14), 6 states have call predecessors, (14), 6 states have call successors, (14) [2023-11-29 04:20:24,723 INFO L276 IsEmpty]: Start isEmpty. Operand 2467 states and 3131 transitions. [2023-11-29 04:20:24,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2023-11-29 04:20:24,726 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:20:24,726 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:20:24,734 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/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 (18)] Ended with exit code 0 [2023-11-29 04:20:24,926 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:20:24,927 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:20:24,927 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:20:24,927 INFO L85 PathProgramCache]: Analyzing trace with hash -774009543, now seen corresponding path program 1 times [2023-11-29 04:20:24,927 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:20:24,927 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1910451839] [2023-11-29 04:20:24,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:20:24,928 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:20:24,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:20:24,928 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 04:20:24,929 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/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 (19)] Waiting until timeout for monitored process [2023-11-29 04:20:25,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:20:25,320 INFO L262 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 36 conjunts are in the unsatisfiable core [2023-11-29 04:20:25,325 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:20:25,350 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 31 [2023-11-29 04:20:25,544 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 34 [2023-11-29 04:20:26,197 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:20:26,197 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 115 treesize of output 67 [2023-11-29 04:20:26,500 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:20:26,500 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 115 treesize of output 67 [2023-11-29 04:20:26,915 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:20:26,916 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 115 treesize of output 67 [2023-11-29 04:20:27,305 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:20:27,305 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 110 treesize of output 77 [2023-11-29 04:20:27,864 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:20:27,864 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 120 treesize of output 90 [2023-11-29 04:20:28,552 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:20:28,553 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 135 treesize of output 93 [2023-11-29 04:20:29,266 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:20:29,266 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 135 treesize of output 108 [2023-11-29 04:20:29,618 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:20:29,619 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 181 treesize of output 161 [2023-11-29 04:20:34,124 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:20:34,124 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 11 select indices, 11 select index equivalence classes, 0 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 55 case distinctions, treesize of input 247 treesize of output 103 [2023-11-29 04:20:36,198 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 272 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2023-11-29 04:20:36,198 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:20:36,198 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 04:20:36,198 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1910451839] [2023-11-29 04:20:36,198 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1910451839] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:20:36,198 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:20:36,198 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-11-29 04:20:36,199 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1793745066] [2023-11-29 04:20:36,199 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:20:36,199 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-11-29 04:20:36,199 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 04:20:36,200 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-11-29 04:20:36,200 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2023-11-29 04:20:36,200 INFO L87 Difference]: Start difference. First operand 2467 states and 3131 transitions. Second operand has 14 states, 14 states have (on average 4.571428571428571) internal successors, (64), 13 states have internal predecessors, (64), 4 states have call successors, (14), 4 states have call predecessors, (14), 4 states have return successors, (14), 4 states have call predecessors, (14), 4 states have call successors, (14) [2023-11-29 04:21:03,668 WARN L293 SmtUtils]: Spent 13.56s on a formula simplification. DAG size of input: 125 DAG size of output: 114 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 04:21:06,629 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 04:21:12,514 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:21:21,409 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:21:24,463 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result VALID. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:21:25,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:21:25,096 INFO L93 Difference]: Finished difference Result 4557 states and 5774 transitions. [2023-11-29 04:21:25,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-11-29 04:21:25,097 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 4.571428571428571) internal successors, (64), 13 states have internal predecessors, (64), 4 states have call successors, (14), 4 states have call predecessors, (14), 4 states have return successors, (14), 4 states have call predecessors, (14), 4 states have call successors, (14) Word has length 122 [2023-11-29 04:21:25,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:21:25,106 INFO L225 Difference]: With dead ends: 4557 [2023-11-29 04:21:25,106 INFO L226 Difference]: Without dead ends: 2481 [2023-11-29 04:21:25,108 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 23.4s TimeCoverageRelationStatistics Valid=89, Invalid=217, Unknown=0, NotChecked=0, Total=306 [2023-11-29 04:21:25,108 INFO L413 NwaCegarLoop]: 84 mSDtfsCounter, 401 mSDsluCounter, 419 mSDsCounter, 0 mSdLazyCounter, 836 mSolverCounterSat, 72 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 402 SdHoareTripleChecker+Valid, 503 SdHoareTripleChecker+Invalid, 908 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 72 IncrementalHoareTripleChecker+Valid, 836 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30.4s IncrementalHoareTripleChecker+Time [2023-11-29 04:21:25,109 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [402 Valid, 503 Invalid, 908 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 836 Invalid, 0 Unknown, 0 Unchecked, 30.4s Time] [2023-11-29 04:21:25,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2481 states. [2023-11-29 04:21:25,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2481 to 2451. [2023-11-29 04:21:25,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2451 states, 2182 states have (on average 1.2396883593033914) internal successors, (2705), 2202 states have internal predecessors, (2705), 196 states have call successors, (196), 72 states have call predecessors, (196), 72 states have return successors, (196), 176 states have call predecessors, (196), 196 states have call successors, (196) [2023-11-29 04:21:25,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2451 states to 2451 states and 3097 transitions. [2023-11-29 04:21:25,477 INFO L78 Accepts]: Start accepts. Automaton has 2451 states and 3097 transitions. Word has length 122 [2023-11-29 04:21:25,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:21:25,478 INFO L495 AbstractCegarLoop]: Abstraction has 2451 states and 3097 transitions. [2023-11-29 04:21:25,478 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 4.571428571428571) internal successors, (64), 13 states have internal predecessors, (64), 4 states have call successors, (14), 4 states have call predecessors, (14), 4 states have return successors, (14), 4 states have call predecessors, (14), 4 states have call successors, (14) [2023-11-29 04:21:25,478 INFO L276 IsEmpty]: Start isEmpty. Operand 2451 states and 3097 transitions. [2023-11-29 04:21:25,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2023-11-29 04:21:25,481 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:21:25,481 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:21:25,490 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/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 (19)] Ended with exit code 0 [2023-11-29 04:21:25,681 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:21:25,682 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:21:25,682 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:21:25,682 INFO L85 PathProgramCache]: Analyzing trace with hash -36121202, now seen corresponding path program 1 times [2023-11-29 04:21:25,682 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:21:25,682 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1700255134] [2023-11-29 04:21:25,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:21:25,683 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:21:25,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:21:25,683 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 04:21:25,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/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 (20)] Waiting until timeout for monitored process [2023-11-29 04:21:26,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:21:26,022 INFO L262 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 38 conjunts are in the unsatisfiable core [2023-11-29 04:21:26,027 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:21:26,120 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 04:21:26,729 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 42 [2023-11-29 04:21:27,184 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:21:27,184 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 88 treesize of output 45 [2023-11-29 04:21:27,549 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:21:27,549 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 83 treesize of output 55 [2023-11-29 04:21:28,120 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:21:28,120 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 93 treesize of output 68 [2023-11-29 04:21:28,797 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:21:28,797 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 108 treesize of output 71 [2023-11-29 04:21:29,449 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:21:29,450 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 108 treesize of output 86 [2023-11-29 04:21:29,846 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:21:29,847 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 182 treesize of output 146 [2023-11-29 04:21:31,502 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:21:31,502 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 200 treesize of output 169 [2023-11-29 04:21:37,862 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:21:37,862 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 45 case distinctions, treesize of input 357 treesize of output 135 [2023-11-29 04:21:38,455 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 270 proven. 30 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2023-11-29 04:21:38,456 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 04:21:45,476 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 04:21:45,476 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1700255134] [2023-11-29 04:21:45,476 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1700255134] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 04:21:45,476 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [356752273] [2023-11-29 04:21:45,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:21:45,476 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-29 04:21:45,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 [2023-11-29 04:21:45,477 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-29 04:21:45,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2023-11-29 04:21:46,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:21:46,475 INFO L262 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 44 conjunts are in the unsatisfiable core [2023-11-29 04:21:46,480 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:21:47,755 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-29 04:21:51,859 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 38 [2023-11-29 04:21:52,644 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:21:52,644 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 67 treesize of output 49 [2023-11-29 04:21:53,544 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:21:53,544 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 75 treesize of output 60 [2023-11-29 04:21:54,561 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:21:54,561 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 83 treesize of output 71 [2023-11-29 04:21:55,628 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:21:55,629 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 94 treesize of output 74 [2023-11-29 04:21:56,483 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:21:56,483 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 96 treesize of output 87 [2023-11-29 04:21:57,702 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:21:57,702 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 55 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 154 treesize of output 148 [2023-11-29 04:22:00,194 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:22:00,194 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 66 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 55 case distinctions, treesize of input 183 treesize of output 172 [2023-11-29 04:22:10,127 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:22:10,128 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 66 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 66 case distinctions, treesize of input 298 treesize of output 146 [2023-11-29 04:22:10,411 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 286 proven. 30 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-11-29 04:22:10,411 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 04:22:15,394 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [356752273] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 04:22:15,394 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 04:22:15,394 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 20] total 34 [2023-11-29 04:22:15,394 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1137906971] [2023-11-29 04:22:15,395 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 04:22:15,395 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2023-11-29 04:22:15,395 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 04:22:15,396 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2023-11-29 04:22:15,397 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=283, Invalid=1049, Unknown=0, NotChecked=0, Total=1332 [2023-11-29 04:22:15,397 INFO L87 Difference]: Start difference. First operand 2451 states and 3097 transitions. Second operand has 35 states, 33 states have (on average 3.9393939393939394) internal successors, (130), 30 states have internal predecessors, (130), 11 states have call successors, (28), 11 states have call predecessors, (28), 11 states have return successors, (28), 11 states have call predecessors, (28), 11 states have call successors, (28) [2023-11-29 04:22:29,541 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:22:35,821 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:22:40,370 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:22:45,837 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:22:50,625 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:22:52,384 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result VALID. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:22:55,544 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:23:03,130 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.66s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:23:05,579 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:23:07,969 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:23:16,500 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:23:20,799 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:23:24,884 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:23:28,973 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:23:34,663 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:23:39,095 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:23:42,726 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:23:47,808 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 04:23:49,915 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.86s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 04:23:51,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:23:51,388 INFO L93 Difference]: Finished difference Result 7555 states and 9484 transitions. [2023-11-29 04:23:51,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-11-29 04:23:51,389 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 33 states have (on average 3.9393939393939394) internal successors, (130), 30 states have internal predecessors, (130), 11 states have call successors, (28), 11 states have call predecessors, (28), 11 states have return successors, (28), 11 states have call predecessors, (28), 11 states have call successors, (28) Word has length 122 [2023-11-29 04:23:51,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:23:51,415 INFO L225 Difference]: With dead ends: 7555 [2023-11-29 04:23:51,415 INFO L226 Difference]: Without dead ends: 5529 [2023-11-29 04:23:51,420 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 330 GetRequests, 264 SyntacticMatches, 3 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1063 ImplicationChecksByTransitivity, 34.8s TimeCoverageRelationStatistics Valid=862, Invalid=3298, Unknown=0, NotChecked=0, Total=4160 [2023-11-29 04:23:51,421 INFO L413 NwaCegarLoop]: 66 mSDtfsCounter, 1082 mSDsluCounter, 792 mSDsCounter, 0 mSdLazyCounter, 1954 mSolverCounterSat, 128 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 82.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1086 SdHoareTripleChecker+Valid, 858 SdHoareTripleChecker+Invalid, 2092 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 128 IncrementalHoareTripleChecker+Valid, 1954 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 84.1s IncrementalHoareTripleChecker+Time [2023-11-29 04:23:51,421 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1086 Valid, 858 Invalid, 2092 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [128 Valid, 1954 Invalid, 10 Unknown, 0 Unchecked, 84.1s Time] [2023-11-29 04:23:51,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5529 states. [2023-11-29 04:23:51,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5529 to 3188. [2023-11-29 04:23:51,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3188 states, 2818 states have (on average 1.2494677075940384) internal successors, (3521), 2838 states have internal predecessors, (3521), 262 states have call successors, (262), 107 states have call predecessors, (262), 107 states have return successors, (262), 242 states have call predecessors, (262), 262 states have call successors, (262) [2023-11-29 04:23:51,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3188 states to 3188 states and 4045 transitions. [2023-11-29 04:23:51,801 INFO L78 Accepts]: Start accepts. Automaton has 3188 states and 4045 transitions. Word has length 122 [2023-11-29 04:23:51,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:23:51,801 INFO L495 AbstractCegarLoop]: Abstraction has 3188 states and 4045 transitions. [2023-11-29 04:23:51,801 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 33 states have (on average 3.9393939393939394) internal successors, (130), 30 states have internal predecessors, (130), 11 states have call successors, (28), 11 states have call predecessors, (28), 11 states have return successors, (28), 11 states have call predecessors, (28), 11 states have call successors, (28) [2023-11-29 04:23:51,801 INFO L276 IsEmpty]: Start isEmpty. Operand 3188 states and 4045 transitions. [2023-11-29 04:23:51,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2023-11-29 04:23:51,804 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:23:51,804 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:23:51,810 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/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 (20)] Ended with exit code 0 [2023-11-29 04:23:52,011 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2023-11-29 04:23:52,205 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt [2023-11-29 04:23:52,205 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:23:52,205 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:23:52,205 INFO L85 PathProgramCache]: Analyzing trace with hash -1092852404, now seen corresponding path program 1 times [2023-11-29 04:23:52,206 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:23:52,206 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1119857613] [2023-11-29 04:23:52,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:23:52,206 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:23:52,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:23:52,207 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 04:23:52,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/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 (22)] Waiting until timeout for monitored process [2023-11-29 04:23:52,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:23:52,399 INFO L262 TraceCheckSpWp]: Trace formula consists of 265 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 04:23:52,401 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:23:52,471 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 195 trivial. 0 not checked. [2023-11-29 04:23:52,472 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:23:52,472 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 04:23:52,472 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1119857613] [2023-11-29 04:23:52,472 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1119857613] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:23:52,472 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:23:52,472 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 04:23:52,472 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2129089130] [2023-11-29 04:23:52,472 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:23:52,472 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 04:23:52,473 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 04:23:52,473 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 04:23:52,473 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 04:23:52,473 INFO L87 Difference]: Start difference. First operand 3188 states and 4045 transitions. Second operand has 6 states, 5 states have (on average 12.2) internal successors, (61), 6 states have internal predecessors, (61), 3 states have call successors, (14), 2 states have call predecessors, (14), 3 states have return successors, (14), 2 states have call predecessors, (14), 3 states have call successors, (14) [2023-11-29 04:23:53,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:23:53,122 INFO L93 Difference]: Finished difference Result 4924 states and 6214 transitions. [2023-11-29 04:23:53,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 04:23:53,123 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 12.2) internal successors, (61), 6 states have internal predecessors, (61), 3 states have call successors, (14), 2 states have call predecessors, (14), 3 states have return successors, (14), 2 states have call predecessors, (14), 3 states have call successors, (14) Word has length 122 [2023-11-29 04:23:53,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:23:53,133 INFO L225 Difference]: With dead ends: 4924 [2023-11-29 04:23:53,133 INFO L226 Difference]: Without dead ends: 2098 [2023-11-29 04:23:53,136 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 117 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2023-11-29 04:23:53,136 INFO L413 NwaCegarLoop]: 115 mSDtfsCounter, 7 mSDsluCounter, 416 mSDsCounter, 0 mSdLazyCounter, 133 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 531 SdHoareTripleChecker+Invalid, 139 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 133 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-29 04:23:53,136 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 531 Invalid, 139 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 133 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-29 04:23:53,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2098 states. [2023-11-29 04:23:53,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2098 to 1487. [2023-11-29 04:23:53,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1487 states, 1267 states have (on average 1.2296764009471193) internal successors, (1558), 1269 states have internal predecessors, (1558), 148 states have call successors, (148), 71 states have call predecessors, (148), 71 states have return successors, (148), 146 states have call predecessors, (148), 148 states have call successors, (148) [2023-11-29 04:23:53,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1487 states to 1487 states and 1854 transitions. [2023-11-29 04:23:53,353 INFO L78 Accepts]: Start accepts. Automaton has 1487 states and 1854 transitions. Word has length 122 [2023-11-29 04:23:53,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:23:53,353 INFO L495 AbstractCegarLoop]: Abstraction has 1487 states and 1854 transitions. [2023-11-29 04:23:53,353 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 12.2) internal successors, (61), 6 states have internal predecessors, (61), 3 states have call successors, (14), 2 states have call predecessors, (14), 3 states have return successors, (14), 2 states have call predecessors, (14), 3 states have call successors, (14) [2023-11-29 04:23:53,354 INFO L276 IsEmpty]: Start isEmpty. Operand 1487 states and 1854 transitions. [2023-11-29 04:23:53,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2023-11-29 04:23:53,356 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:23:53,356 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:23:53,360 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/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 (22)] Ended with exit code 0 [2023-11-29 04:23:53,556 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:23:53,556 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:23:53,557 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:23:53,557 INFO L85 PathProgramCache]: Analyzing trace with hash 285505478, now seen corresponding path program 1 times [2023-11-29 04:23:53,557 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:23:53,557 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [147908039] [2023-11-29 04:23:53,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:23:53,557 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:23:53,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:23:53,558 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 04:23:53,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/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 (23)] Waiting until timeout for monitored process [2023-11-29 04:23:53,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:23:53,895 INFO L262 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 44 conjunts are in the unsatisfiable core [2023-11-29 04:23:53,901 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:23:53,968 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 04:23:54,701 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 32 [2023-11-29 04:23:54,939 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 42 [2023-11-29 04:23:55,468 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:23:55,468 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 83 treesize of output 55 [2023-11-29 04:23:56,148 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:23:56,148 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 93 treesize of output 68 [2023-11-29 04:23:56,975 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:23:56,976 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 108 treesize of output 71 [2023-11-29 04:23:57,587 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:23:57,587 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 103 treesize of output 81 [2023-11-29 04:23:58,636 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:23:58,636 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 118 treesize of output 99 [2023-11-29 04:23:59,092 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:23:59,092 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 202 treesize of output 139 [2023-11-29 04:24:00,967 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:24:00,968 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 190 treesize of output 156 [2023-11-29 04:24:08,589 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:24:08,590 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 347 treesize of output 131 [2023-11-29 04:24:09,353 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 291 proven. 33 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-11-29 04:24:09,353 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 04:24:17,158 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 04:24:17,158 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [147908039] [2023-11-29 04:24:17,158 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [147908039] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 04:24:17,158 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [522340530] [2023-11-29 04:24:17,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:24:17,158 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-29 04:24:17,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 [2023-11-29 04:24:17,159 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-29 04:24:17,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2023-11-29 04:24:18,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:24:18,343 INFO L262 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 52 conjunts are in the unsatisfiable core [2023-11-29 04:24:18,349 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:24:18,926 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-29 04:24:24,404 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 30 [2023-11-29 04:24:24,823 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 38 [2023-11-29 04:24:26,094 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:24:26,094 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 67 treesize of output 49 [2023-11-29 04:24:27,364 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:24:27,364 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 78 treesize of output 52 [2023-11-29 04:24:28,082 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:24:28,083 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 78 treesize of output 52 [2023-11-29 04:24:28,827 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:24:28,827 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 78 treesize of output 52 [2023-11-29 04:24:29,759 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:24:29,759 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 80 treesize of output 65 [2023-11-29 04:24:30,670 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:24:30,670 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 36 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 144 treesize of output 110 [2023-11-29 04:24:33,352 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:24:33,352 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 148 treesize of output 129 [2023-11-29 04:24:48,367 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:24:48,367 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 269 treesize of output 129 [2023-11-29 04:24:48,726 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 211 proven. 33 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2023-11-29 04:24:48,726 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 04:25:05,775 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [522340530] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 04:25:05,776 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 04:25:05,776 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18] total 33 [2023-11-29 04:25:05,776 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1013749380] [2023-11-29 04:25:05,776 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 04:25:05,776 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2023-11-29 04:25:05,776 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 04:25:05,777 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2023-11-29 04:25:05,777 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=268, Invalid=1214, Unknown=0, NotChecked=0, Total=1482 [2023-11-29 04:25:05,778 INFO L87 Difference]: Start difference. First operand 1487 states and 1854 transitions. Second operand has 34 states, 32 states have (on average 4.28125) internal successors, (137), 31 states have internal predecessors, (137), 12 states have call successors, (28), 12 states have call predecessors, (28), 12 states have return successors, (28), 10 states have call predecessors, (28), 12 states have call successors, (28) [2023-11-29 04:25:08,821 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result VALID. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:25:38,040 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:25:42,831 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result VALID. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:25:51,185 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:25:56,216 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.98s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:26:05,843 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result VALID. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:26:12,198 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:26:17,364 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:26:19,550 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result VALID. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:26:20,791 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result VALID. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:26:45,410 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:26:49,522 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.81s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:26:53,392 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.99s for a HTC check with result VALID. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:26:54,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:26:54,327 INFO L93 Difference]: Finished difference Result 1659 states and 2030 transitions. [2023-11-29 04:26:54,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2023-11-29 04:26:54,328 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 32 states have (on average 4.28125) internal successors, (137), 31 states have internal predecessors, (137), 12 states have call successors, (28), 12 states have call predecessors, (28), 12 states have return successors, (28), 10 states have call predecessors, (28), 12 states have call successors, (28) Word has length 122 [2023-11-29 04:26:54,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:26:54,334 INFO L225 Difference]: With dead ends: 1659 [2023-11-29 04:26:54,334 INFO L226 Difference]: Without dead ends: 1657 [2023-11-29 04:26:54,336 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 335 GetRequests, 262 SyntacticMatches, 4 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1223 ImplicationChecksByTransitivity, 75.8s TimeCoverageRelationStatistics Valid=1096, Invalid=3874, Unknown=0, NotChecked=0, Total=4970 [2023-11-29 04:26:54,336 INFO L413 NwaCegarLoop]: 68 mSDtfsCounter, 533 mSDsluCounter, 879 mSDsCounter, 0 mSdLazyCounter, 2247 mSolverCounterSat, 120 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 69.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 533 SdHoareTripleChecker+Valid, 947 SdHoareTripleChecker+Invalid, 2369 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 120 IncrementalHoareTripleChecker+Valid, 2247 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 71.2s IncrementalHoareTripleChecker+Time [2023-11-29 04:26:54,336 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [533 Valid, 947 Invalid, 2369 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [120 Valid, 2247 Invalid, 2 Unknown, 0 Unchecked, 71.2s Time] [2023-11-29 04:26:54,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1657 states. [2023-11-29 04:26:54,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1657 to 1251. [2023-11-29 04:26:54,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1251 states, 1028 states have (on average 1.2188715953307394) internal successors, (1253), 1028 states have internal predecessors, (1253), 144 states have call successors, (144), 78 states have call predecessors, (144), 78 states have return successors, (144), 144 states have call predecessors, (144), 144 states have call successors, (144) [2023-11-29 04:26:54,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1251 states to 1251 states and 1541 transitions. [2023-11-29 04:26:54,550 INFO L78 Accepts]: Start accepts. Automaton has 1251 states and 1541 transitions. Word has length 122 [2023-11-29 04:26:54,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:26:54,551 INFO L495 AbstractCegarLoop]: Abstraction has 1251 states and 1541 transitions. [2023-11-29 04:26:54,551 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 32 states have (on average 4.28125) internal successors, (137), 31 states have internal predecessors, (137), 12 states have call successors, (28), 12 states have call predecessors, (28), 12 states have return successors, (28), 10 states have call predecessors, (28), 12 states have call successors, (28) [2023-11-29 04:26:54,551 INFO L276 IsEmpty]: Start isEmpty. Operand 1251 states and 1541 transitions. [2023-11-29 04:26:54,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2023-11-29 04:26:54,552 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:26:54,552 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:26:54,560 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/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 (23)] Forceful destruction successful, exit code 0 [2023-11-29 04:26:54,759 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (24)] Forceful destruction successful, exit code 0 [2023-11-29 04:26:54,953 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt [2023-11-29 04:26:54,953 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:26:54,953 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:26:54,953 INFO L85 PathProgramCache]: Analyzing trace with hash -1442131493, now seen corresponding path program 1 times [2023-11-29 04:26:54,954 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:26:54,954 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1868064833] [2023-11-29 04:26:54,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:26:54,954 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:26:54,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:26:54,955 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 04:26:54,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/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 (25)] Waiting until timeout for monitored process [2023-11-29 04:26:55,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:26:55,425 INFO L262 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 28 conjunts are in the unsatisfiable core [2023-11-29 04:26:55,430 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:26:55,435 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-29 04:26:55,440 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2023-11-29 04:26:55,545 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 14 [2023-11-29 04:26:55,623 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2023-11-29 04:26:55,973 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:26:55,973 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 55 treesize of output 54 [2023-11-29 04:26:56,157 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:26:56,157 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 96 treesize of output 108 [2023-11-29 04:26:56,651 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:26:56,652 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 108 treesize of output 131 [2023-11-29 04:26:57,406 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:26:57,406 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 45 case distinctions, treesize of input 135 treesize of output 57 [2023-11-29 04:26:57,747 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 224 proven. 0 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2023-11-29 04:26:57,748 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:26:57,748 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 04:26:57,748 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1868064833] [2023-11-29 04:26:57,748 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1868064833] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:26:57,748 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:26:57,748 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2023-11-29 04:26:57,748 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1103809450] [2023-11-29 04:26:57,748 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:26:57,748 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-11-29 04:26:57,749 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 04:26:57,749 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-11-29 04:26:57,749 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=137, Unknown=0, NotChecked=0, Total=182 [2023-11-29 04:26:57,749 INFO L87 Difference]: Start difference. First operand 1251 states and 1541 transitions. Second operand has 14 states, 14 states have (on average 4.428571428571429) internal successors, (62), 14 states have internal predecessors, (62), 3 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2023-11-29 04:27:03,301 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:27:07,881 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:27:10,374 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:27:15,978 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:27:18,997 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.59s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:27:21,059 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.63s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:27:22,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:27:22,145 INFO L93 Difference]: Finished difference Result 2953 states and 3641 transitions. [2023-11-29 04:27:22,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-11-29 04:27:22,152 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 4.428571428571429) internal successors, (62), 14 states have internal predecessors, (62), 3 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 123 [2023-11-29 04:27:22,152 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:27:22,159 INFO L225 Difference]: With dead ends: 2953 [2023-11-29 04:27:22,159 INFO L226 Difference]: Without dead ends: 2076 [2023-11-29 04:27:22,160 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=154, Invalid=398, Unknown=0, NotChecked=0, Total=552 [2023-11-29 04:27:22,161 INFO L413 NwaCegarLoop]: 87 mSDtfsCounter, 598 mSDsluCounter, 546 mSDsCounter, 0 mSdLazyCounter, 850 mSolverCounterSat, 69 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 598 SdHoareTripleChecker+Valid, 633 SdHoareTripleChecker+Invalid, 921 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 850 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.5s IncrementalHoareTripleChecker+Time [2023-11-29 04:27:22,161 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [598 Valid, 633 Invalid, 921 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 850 Invalid, 2 Unknown, 0 Unchecked, 22.5s Time] [2023-11-29 04:27:22,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2076 states. [2023-11-29 04:27:22,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2076 to 1350. [2023-11-29 04:27:22,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1350 states, 1127 states have (on average 1.2298136645962734) internal successors, (1386), 1127 states have internal predecessors, (1386), 144 states have call successors, (144), 78 states have call predecessors, (144), 78 states have return successors, (144), 144 states have call predecessors, (144), 144 states have call successors, (144) [2023-11-29 04:27:22,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1350 states to 1350 states and 1674 transitions. [2023-11-29 04:27:22,414 INFO L78 Accepts]: Start accepts. Automaton has 1350 states and 1674 transitions. Word has length 123 [2023-11-29 04:27:22,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:27:22,414 INFO L495 AbstractCegarLoop]: Abstraction has 1350 states and 1674 transitions. [2023-11-29 04:27:22,414 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 4.428571428571429) internal successors, (62), 14 states have internal predecessors, (62), 3 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2023-11-29 04:27:22,414 INFO L276 IsEmpty]: Start isEmpty. Operand 1350 states and 1674 transitions. [2023-11-29 04:27:22,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2023-11-29 04:27:22,416 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:27:22,416 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:27:22,423 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/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 (25)] Ended with exit code 0 [2023-11-29 04:27:22,617 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:27:22,617 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:27:22,617 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:27:22,617 INFO L85 PathProgramCache]: Analyzing trace with hash -395817404, now seen corresponding path program 1 times [2023-11-29 04:27:22,618 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:27:22,618 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [771782043] [2023-11-29 04:27:22,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:27:22,618 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:27:22,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:27:22,619 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 04:27:22,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/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 (26)] Waiting until timeout for monitored process [2023-11-29 04:27:23,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:27:23,053 INFO L262 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 41 conjunts are in the unsatisfiable core [2023-11-29 04:27:23,059 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:27:23,125 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 04:27:23,603 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 34 [2023-11-29 04:27:23,819 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 34 [2023-11-29 04:27:24,097 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 34 [2023-11-29 04:27:24,392 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 44 [2023-11-29 04:27:24,873 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:27:24,873 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 85 treesize of output 57 [2023-11-29 04:27:25,476 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:27:25,476 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 95 treesize of output 70 [2023-11-29 04:27:26,357 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:27:26,357 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 110 treesize of output 88 [2023-11-29 04:27:26,756 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:27:26,757 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 196 treesize of output 148 [2023-11-29 04:27:30,108 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:27:30,108 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 193 treesize of output 168 [2023-11-29 04:27:38,653 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:27:38,653 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 45 case distinctions, treesize of input 350 treesize of output 134 [2023-11-29 04:27:39,320 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 288 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2023-11-29 04:27:39,320 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:27:39,320 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 04:27:39,320 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [771782043] [2023-11-29 04:27:39,320 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [771782043] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:27:39,320 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:27:39,321 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2023-11-29 04:27:39,321 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [96575199] [2023-11-29 04:27:39,321 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:27:39,321 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-11-29 04:27:39,321 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 04:27:39,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-11-29 04:27:39,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=152, Unknown=0, NotChecked=0, Total=210 [2023-11-29 04:27:39,322 INFO L87 Difference]: Start difference. First operand 1350 states and 1674 transitions. Second operand has 15 states, 15 states have (on average 4.666666666666667) internal successors, (70), 14 states have internal predecessors, (70), 5 states have call successors, (14), 5 states have call predecessors, (14), 5 states have return successors, (14), 5 states have call predecessors, (14), 5 states have call successors, (14) [2023-11-29 04:27:46,048 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:27:50,057 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:27:52,708 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:27:55,504 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.43s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:28:00,946 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:28:04,955 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:28:07,091 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:28:10,468 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.58s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:28:13,531 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:28:22,241 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:28:26,249 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:28:33,642 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:28:36,535 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:28:39,308 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:28:42,576 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.42s for a HTC check with result VALID. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:28:43,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:28:43,117 INFO L93 Difference]: Finished difference Result 1959 states and 2421 transitions. [2023-11-29 04:28:43,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-11-29 04:28:43,118 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 4.666666666666667) internal successors, (70), 14 states have internal predecessors, (70), 5 states have call successors, (14), 5 states have call predecessors, (14), 5 states have return successors, (14), 5 states have call predecessors, (14), 5 states have call successors, (14) Word has length 125 [2023-11-29 04:28:43,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:28:43,125 INFO L225 Difference]: With dead ends: 1959 [2023-11-29 04:28:43,125 INFO L226 Difference]: Without dead ends: 1957 [2023-11-29 04:28:43,126 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 9.7s TimeCoverageRelationStatistics Valid=115, Invalid=305, Unknown=0, NotChecked=0, Total=420 [2023-11-29 04:28:43,126 INFO L413 NwaCegarLoop]: 102 mSDtfsCounter, 445 mSDsluCounter, 587 mSDsCounter, 0 mSdLazyCounter, 1044 mSolverCounterSat, 20 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 56.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 446 SdHoareTripleChecker+Valid, 689 SdHoareTripleChecker+Invalid, 1071 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 1044 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 57.7s IncrementalHoareTripleChecker+Time [2023-11-29 04:28:43,126 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [446 Valid, 689 Invalid, 1071 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 1044 Invalid, 7 Unknown, 0 Unchecked, 57.7s Time] [2023-11-29 04:28:43,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1957 states. [2023-11-29 04:28:43,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1957 to 1524. [2023-11-29 04:28:43,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1524 states, 1299 states have (on average 1.2347959969207083) internal successors, (1604), 1299 states have internal predecessors, (1604), 144 states have call successors, (144), 80 states have call predecessors, (144), 80 states have return successors, (144), 144 states have call predecessors, (144), 144 states have call successors, (144) [2023-11-29 04:28:43,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1524 states to 1524 states and 1892 transitions. [2023-11-29 04:28:43,386 INFO L78 Accepts]: Start accepts. Automaton has 1524 states and 1892 transitions. Word has length 125 [2023-11-29 04:28:43,386 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:28:43,386 INFO L495 AbstractCegarLoop]: Abstraction has 1524 states and 1892 transitions. [2023-11-29 04:28:43,387 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 4.666666666666667) internal successors, (70), 14 states have internal predecessors, (70), 5 states have call successors, (14), 5 states have call predecessors, (14), 5 states have return successors, (14), 5 states have call predecessors, (14), 5 states have call successors, (14) [2023-11-29 04:28:43,387 INFO L276 IsEmpty]: Start isEmpty. Operand 1524 states and 1892 transitions. [2023-11-29 04:28:43,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2023-11-29 04:28:43,388 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:28:43,388 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:28:43,397 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/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 (26)] Ended with exit code 0 [2023-11-29 04:28:43,588 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:28:43,589 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:28:43,589 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:28:43,589 INFO L85 PathProgramCache]: Analyzing trace with hash -1147846146, now seen corresponding path program 1 times [2023-11-29 04:28:43,590 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:28:43,590 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1588964536] [2023-11-29 04:28:43,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:28:43,590 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:28:43,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:28:43,591 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 04:28:43,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/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 (27)] Waiting until timeout for monitored process [2023-11-29 04:28:43,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:28:43,987 INFO L262 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 31 conjunts are in the unsatisfiable core [2023-11-29 04:28:43,991 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:28:43,997 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 04:28:44,096 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2023-11-29 04:28:44,170 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2023-11-29 04:28:44,382 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:28:44,382 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 28 [2023-11-29 04:28:44,537 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:28:44,538 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 28 [2023-11-29 04:28:44,732 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:28:44,732 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 43 [2023-11-29 04:28:45,017 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 28 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 66 [2023-11-29 04:28:45,580 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:28:45,581 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 101 treesize of output 94 [2023-11-29 04:28:46,308 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:28:46,308 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 127 treesize of output 55 [2023-11-29 04:28:46,655 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 231 proven. 24 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2023-11-29 04:28:46,656 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 04:28:47,144 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-29 04:28:47,144 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 04:28:47,144 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1588964536] [2023-11-29 04:28:47,144 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1588964536] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-29 04:28:47,144 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 04:28:47,144 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [12] total 15 [2023-11-29 04:28:47,145 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1861008254] [2023-11-29 04:28:47,145 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:28:47,145 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 04:28:47,145 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 04:28:47,145 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 04:28:47,146 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=163, Unknown=0, NotChecked=0, Total=210 [2023-11-29 04:28:47,146 INFO L87 Difference]: Start difference. First operand 1524 states and 1892 transitions. Second operand has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 04:28:50,690 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 04:28:52,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:28:52,833 INFO L93 Difference]: Finished difference Result 2838 states and 3511 transitions. [2023-11-29 04:28:52,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 04:28:52,834 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 125 [2023-11-29 04:28:52,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:28:52,840 INFO L225 Difference]: With dead ends: 2838 [2023-11-29 04:28:52,840 INFO L226 Difference]: Without dead ends: 1736 [2023-11-29 04:28:52,842 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 249 GetRequests, 235 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=52, Invalid=188, Unknown=0, NotChecked=0, Total=240 [2023-11-29 04:28:52,842 INFO L413 NwaCegarLoop]: 145 mSDtfsCounter, 144 mSDsluCounter, 177 mSDsCounter, 0 mSdLazyCounter, 144 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 144 SdHoareTripleChecker+Valid, 322 SdHoareTripleChecker+Invalid, 163 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 144 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2023-11-29 04:28:52,843 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [144 Valid, 322 Invalid, 163 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 144 Invalid, 0 Unknown, 0 Unchecked, 5.3s Time] [2023-11-29 04:28:52,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1736 states. [2023-11-29 04:28:53,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1736 to 1524. [2023-11-29 04:28:53,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1524 states, 1299 states have (on average 1.2286374133949192) internal successors, (1596), 1299 states have internal predecessors, (1596), 144 states have call successors, (144), 80 states have call predecessors, (144), 80 states have return successors, (144), 144 states have call predecessors, (144), 144 states have call successors, (144) [2023-11-29 04:28:53,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1524 states to 1524 states and 1884 transitions. [2023-11-29 04:28:53,107 INFO L78 Accepts]: Start accepts. Automaton has 1524 states and 1884 transitions. Word has length 125 [2023-11-29 04:28:53,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:28:53,107 INFO L495 AbstractCegarLoop]: Abstraction has 1524 states and 1884 transitions. [2023-11-29 04:28:53,107 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 04:28:53,107 INFO L276 IsEmpty]: Start isEmpty. Operand 1524 states and 1884 transitions. [2023-11-29 04:28:53,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2023-11-29 04:28:53,108 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:28:53,108 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:28:53,114 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/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 (27)] Ended with exit code 0 [2023-11-29 04:28:53,308 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:28:53,309 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:28:53,309 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:28:53,309 INFO L85 PathProgramCache]: Analyzing trace with hash -387047151, now seen corresponding path program 1 times [2023-11-29 04:28:53,309 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:28:53,309 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2091542849] [2023-11-29 04:28:53,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:28:53,310 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:28:53,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:28:53,310 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 04:28:53,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e47c9a7c-dac9-42bd-be44-25fc3fabe0ec/bin/uautomizer-verify-BQ2R08f2Ya/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 (28)] Waiting until timeout for monitored process [2023-11-29 04:28:53,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:28:53,674 INFO L262 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 40 conjunts are in the unsatisfiable core [2023-11-29 04:28:53,680 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:28:53,713 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 21 [2023-11-29 04:28:53,865 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 21 [2023-11-29 04:28:53,983 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 21 [2023-11-29 04:28:54,604 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:28:54,604 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 100 treesize of output 64 [2023-11-29 04:28:55,198 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:28:55,198 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 110 treesize of output 77 [2023-11-29 04:28:55,913 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:28:55,913 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 120 treesize of output 90 [2023-11-29 04:28:56,790 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:28:56,790 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 135 treesize of output 93 [2023-11-29 04:28:57,483 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:28:57,484 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 130 treesize of output 103 [2023-11-29 04:28:58,608 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:28:58,608 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 145 treesize of output 121 [2023-11-29 04:28:59,108 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:28:59,108 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 194 treesize of output 144 [2023-11-29 04:29:03,555 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:29:03,555 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 182 treesize of output 161 [2023-11-29 04:29:14,104 WARN L293 SmtUtils]: Spent 7.41s on a formula simplification that was a NOOP. DAG size: 96 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 04:29:14,157 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 04:29:14,157 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 45 case distinctions, treesize of input 256 treesize of output 106 [2023-11-29 04:29:20,103 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 316 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-11-29 04:29:20,103 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:29:20,103 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 04:29:20,103 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2091542849] [2023-11-29 04:29:20,103 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2091542849] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:29:20,104 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:29:20,104 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2023-11-29 04:29:20,104 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1718392794] [2023-11-29 04:29:20,104 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:29:20,104 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2023-11-29 04:29:20,104 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 04:29:20,105 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2023-11-29 04:29:20,105 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=192, Unknown=1, NotChecked=0, Total=272 [2023-11-29 04:29:20,105 INFO L87 Difference]: Start difference. First operand 1524 states and 1884 transitions. Second operand has 17 states, 17 states have (on average 4.352941176470588) internal successors, (74), 16 states have internal predecessors, (74), 6 states have call successors, (14), 6 states have call predecessors, (14), 6 states have return successors, (14), 6 states have call predecessors, (14), 6 states have call successors, (14) [2023-11-29 04:29:26,448 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0]