./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-77.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_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/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_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-77.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/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_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/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 62606ee9c3c6ad1797c432d803dd609730f326d6f279190fb6330afa114f8159 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 04:25:45,326 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 04:25:45,398 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-29 04:25:45,402 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 04:25:45,403 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 04:25:45,427 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 04:25:45,428 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 04:25:45,429 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 04:25:45,430 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 04:25:45,430 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 04:25:45,431 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 04:25:45,431 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 04:25:45,432 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 04:25:45,433 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 04:25:45,433 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 04:25:45,434 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 04:25:45,434 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 04:25:45,435 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 04:25:45,435 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 04:25:45,436 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 04:25:45,436 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 04:25:45,437 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 04:25:45,437 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 04:25:45,438 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 04:25:45,438 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 04:25:45,439 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 04:25:45,439 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 04:25:45,440 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 04:25:45,440 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 04:25:45,441 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 04:25:45,441 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 04:25:45,441 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 04:25:45,442 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 04:25:45,442 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 04:25:45,442 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 04:25:45,443 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 04:25:45,443 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 04:25:45,443 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 04:25:45,443 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 04:25:45,444 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 04:25:45,444 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 04:25:45,444 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 04:25:45,444 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_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 62606ee9c3c6ad1797c432d803dd609730f326d6f279190fb6330afa114f8159 [2023-11-29 04:25:45,657 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 04:25:45,677 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 04:25:45,680 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 04:25:45,681 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 04:25:45,681 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 04:25:45,682 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-77.i [2023-11-29 04:25:48,429 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 04:25:48,651 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 04:25:48,651 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-77.i [2023-11-29 04:25:48,661 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/data/abf5db48d/a07da54857784e259f2175aa50c0cab1/FLAG2c4bb7d5e [2023-11-29 04:25:48,677 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/data/abf5db48d/a07da54857784e259f2175aa50c0cab1 [2023-11-29 04:25:48,680 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 04:25:48,681 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 04:25:48,683 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 04:25:48,683 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 04:25:48,688 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 04:25:48,689 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 04:25:48" (1/1) ... [2023-11-29 04:25:48,690 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@724d8787 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:25:48, skipping insertion in model container [2023-11-29 04:25:48,691 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 04:25:48" (1/1) ... [2023-11-29 04:25:48,730 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 04:25:48,883 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_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-77.i[916,929] [2023-11-29 04:25:48,956 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 04:25:48,971 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 04:25:48,984 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_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-77.i[916,929] [2023-11-29 04:25:49,026 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 04:25:49,046 INFO L206 MainTranslator]: Completed translation [2023-11-29 04:25:49,046 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:25:49 WrapperNode [2023-11-29 04:25:49,046 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 04:25:49,047 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 04:25:49,048 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 04:25:49,048 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 04:25:49,056 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:25:49" (1/1) ... [2023-11-29 04:25:49,068 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:25:49" (1/1) ... [2023-11-29 04:25:49,104 INFO L138 Inliner]: procedures = 26, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 210 [2023-11-29 04:25:49,104 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 04:25:49,105 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 04:25:49,105 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 04:25:49,106 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 04:25:49,119 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:25:49" (1/1) ... [2023-11-29 04:25:49,119 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:25:49" (1/1) ... [2023-11-29 04:25:49,122 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:25:49" (1/1) ... [2023-11-29 04:25:49,139 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-11-29 04:25:49,139 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:25:49" (1/1) ... [2023-11-29 04:25:49,140 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:25:49" (1/1) ... [2023-11-29 04:25:49,150 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:25:49" (1/1) ... [2023-11-29 04:25:49,154 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:25:49" (1/1) ... [2023-11-29 04:25:49,156 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:25:49" (1/1) ... [2023-11-29 04:25:49,158 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:25:49" (1/1) ... [2023-11-29 04:25:49,163 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 04:25:49,164 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 04:25:49,164 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 04:25:49,164 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 04:25:49,165 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:25:49" (1/1) ... [2023-11-29 04:25:49,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 04:25:49,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:25:49,208 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 04:25:49,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 04:25:49,242 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 04:25:49,242 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 04:25:49,243 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 04:25:49,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 04:25:49,243 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 04:25:49,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 04:25:49,335 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 04:25:49,338 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 04:25:49,655 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 04:25:49,709 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 04:25:49,709 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 04:25:49,709 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 04:25:49 BoogieIcfgContainer [2023-11-29 04:25:49,709 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 04:25:49,712 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 04:25:49,712 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 04:25:49,714 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 04:25:49,715 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 04:25:48" (1/3) ... [2023-11-29 04:25:49,715 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58e7ff5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 04:25:49, skipping insertion in model container [2023-11-29 04:25:49,715 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:25:49" (2/3) ... [2023-11-29 04:25:49,716 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58e7ff5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 04:25:49, skipping insertion in model container [2023-11-29 04:25:49,716 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 04:25:49" (3/3) ... [2023-11-29 04:25:49,717 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-77.i [2023-11-29 04:25:49,732 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 04:25:49,732 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 04:25:49,774 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 04:25:49,780 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;@17dc762f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 04:25:49,781 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 04:25:49,784 INFO L276 IsEmpty]: Start isEmpty. Operand has 78 states, 50 states have (on average 1.48) internal successors, (74), 51 states have internal predecessors, (74), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-29 04:25:49,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2023-11-29 04:25:49,800 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:25:49,801 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:25:49,801 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:25:49,806 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:25:49,807 INFO L85 PathProgramCache]: Analyzing trace with hash -442543991, now seen corresponding path program 1 times [2023-11-29 04:25:49,814 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:25:49,814 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2100014044] [2023-11-29 04:25:49,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:25:49,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:25:49,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:25:50,023 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:25:50,023 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2100014044] [2023-11-29 04:25:50,024 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-29 04:25:50,024 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1481646648] [2023-11-29 04:25:50,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:25:50,025 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:25:50,025 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:25:50,026 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 04:25:50,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-29 04:25:50,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:25:50,262 INFO L262 TraceCheckSpWp]: Trace formula consists of 424 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 04:25:50,273 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:25:50,318 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 1152 trivial. 0 not checked. [2023-11-29 04:25:50,318 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:25:50,319 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1481646648] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:25:50,319 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:25:50,319 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 04:25:50,322 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [35860512] [2023-11-29 04:25:50,323 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:25:50,328 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 04:25:50,328 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:25:50,353 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 04:25:50,354 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 04:25:50,356 INFO L87 Difference]: Start difference. First operand has 78 states, 50 states have (on average 1.48) internal successors, (74), 51 states have internal predecessors, (74), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-29 04:25:50,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:25:50,410 INFO L93 Difference]: Finished difference Result 153 states and 271 transitions. [2023-11-29 04:25:50,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 04:25:50,412 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) Word has length 164 [2023-11-29 04:25:50,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:25:50,421 INFO L225 Difference]: With dead ends: 153 [2023-11-29 04:25:50,422 INFO L226 Difference]: Without dead ends: 76 [2023-11-29 04:25:50,426 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 163 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 04:25:50,429 INFO L413 NwaCegarLoop]: 116 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 116 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 04:25:50,430 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 116 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 04:25:50,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2023-11-29 04:25:50,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76. [2023-11-29 04:25:50,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 49 states have (on average 1.4081632653061225) internal successors, (69), 49 states have internal predecessors, (69), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-29 04:25:50,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 119 transitions. [2023-11-29 04:25:50,480 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 119 transitions. Word has length 164 [2023-11-29 04:25:50,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:25:50,481 INFO L495 AbstractCegarLoop]: Abstraction has 76 states and 119 transitions. [2023-11-29 04:25:50,481 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-29 04:25:50,482 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 119 transitions. [2023-11-29 04:25:50,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2023-11-29 04:25:50,486 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:25:50,486 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:25:50,495 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-29 04:25:50,687 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-29 04:25:50,687 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:25:50,688 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:25:50,689 INFO L85 PathProgramCache]: Analyzing trace with hash -1604647429, now seen corresponding path program 1 times [2023-11-29 04:25:50,689 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:25:50,689 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [356138589] [2023-11-29 04:25:50,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:25:50,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:25:50,757 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 04:25:50,758 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [211117633] [2023-11-29 04:25:50,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:25:50,758 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:25:50,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:25:50,759 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 04:25:50,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-29 04:25:50,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:25:50,925 INFO L262 TraceCheckSpWp]: Trace formula consists of 424 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 04:25:50,932 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:25:51,208 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-11-29 04:25:51,208 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:25:51,208 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:25:51,209 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [356138589] [2023-11-29 04:25:51,209 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 04:25:51,209 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [211117633] [2023-11-29 04:25:51,209 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [211117633] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:25:51,210 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:25:51,210 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 04:25:51,210 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1954568150] [2023-11-29 04:25:51,210 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:25:51,212 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 04:25:51,212 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:25:51,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 04:25:51,213 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-29 04:25:51,214 INFO L87 Difference]: Start difference. First operand 76 states and 119 transitions. Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-29 04:25:51,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:25:51,373 INFO L93 Difference]: Finished difference Result 226 states and 355 transitions. [2023-11-29 04:25:51,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 04:25:51,374 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 164 [2023-11-29 04:25:51,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:25:51,378 INFO L225 Difference]: With dead ends: 226 [2023-11-29 04:25:51,378 INFO L226 Difference]: Without dead ends: 151 [2023-11-29 04:25:51,379 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 161 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-29 04:25:51,381 INFO L413 NwaCegarLoop]: 129 mSDtfsCounter, 36 mSDsluCounter, 162 mSDsCounter, 0 mSdLazyCounter, 92 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 291 SdHoareTripleChecker+Invalid, 92 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 92 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 04:25:51,382 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 291 Invalid, 92 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 92 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 04:25:51,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2023-11-29 04:25:51,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 148. [2023-11-29 04:25:51,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 148 states, 95 states have (on average 1.4) internal successors, (133), 95 states have internal predecessors, (133), 50 states have call successors, (50), 2 states have call predecessors, (50), 2 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2023-11-29 04:25:51,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 233 transitions. [2023-11-29 04:25:51,415 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 233 transitions. Word has length 164 [2023-11-29 04:25:51,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:25:51,416 INFO L495 AbstractCegarLoop]: Abstraction has 148 states and 233 transitions. [2023-11-29 04:25:51,416 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-29 04:25:51,416 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 233 transitions. [2023-11-29 04:25:51,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-11-29 04:25:51,420 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:25:51,420 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:25:51,426 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-29 04:25:51,622 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:25:51,623 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:25:51,623 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:25:51,623 INFO L85 PathProgramCache]: Analyzing trace with hash 2046118196, now seen corresponding path program 1 times [2023-11-29 04:25:51,623 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:25:51,624 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [366967913] [2023-11-29 04:25:51,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:25:51,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:25:51,683 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 04:25:51,683 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [619245587] [2023-11-29 04:25:51,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:25:51,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:25:51,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:25:51,685 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 04:25:51,692 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-29 04:25:51,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:25:51,853 INFO L262 TraceCheckSpWp]: Trace formula consists of 427 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 04:25:51,859 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:25:51,896 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-11-29 04:25:51,896 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:25:51,897 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:25:51,897 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [366967913] [2023-11-29 04:25:51,897 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 04:25:51,897 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [619245587] [2023-11-29 04:25:51,897 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [619245587] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:25:51,897 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:25:51,898 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 04:25:51,898 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2060947129] [2023-11-29 04:25:51,898 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:25:51,899 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 04:25:51,899 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:25:51,900 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 04:25:51,900 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 04:25:51,900 INFO L87 Difference]: Start difference. First operand 148 states and 233 transitions. Second operand has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-29 04:25:51,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:25:51,985 INFO L93 Difference]: Finished difference Result 440 states and 693 transitions. [2023-11-29 04:25:51,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 04:25:51,986 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 165 [2023-11-29 04:25:51,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:25:51,990 INFO L225 Difference]: With dead ends: 440 [2023-11-29 04:25:51,991 INFO L226 Difference]: Without dead ends: 293 [2023-11-29 04:25:51,992 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 162 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 04:25:51,993 INFO L413 NwaCegarLoop]: 211 mSDtfsCounter, 116 mSDsluCounter, 317 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 116 SdHoareTripleChecker+Valid, 528 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 04:25:51,994 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [116 Valid, 528 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 04:25:51,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 293 states. [2023-11-29 04:25:52,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 293 to 291. [2023-11-29 04:25:52,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 291 states, 186 states have (on average 1.3655913978494623) internal successors, (254), 186 states have internal predecessors, (254), 100 states have call successors, (100), 4 states have call predecessors, (100), 4 states have return successors, (100), 100 states have call predecessors, (100), 100 states have call successors, (100) [2023-11-29 04:25:52,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 291 states and 454 transitions. [2023-11-29 04:25:52,041 INFO L78 Accepts]: Start accepts. Automaton has 291 states and 454 transitions. Word has length 165 [2023-11-29 04:25:52,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:25:52,042 INFO L495 AbstractCegarLoop]: Abstraction has 291 states and 454 transitions. [2023-11-29 04:25:52,042 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-29 04:25:52,042 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 454 transitions. [2023-11-29 04:25:52,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-11-29 04:25:52,045 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:25:52,046 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:25:52,052 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-11-29 04:25:52,250 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:25:52,251 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:25:52,251 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:25:52,251 INFO L85 PathProgramCache]: Analyzing trace with hash 1988859894, now seen corresponding path program 1 times [2023-11-29 04:25:52,251 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:25:52,252 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [271587487] [2023-11-29 04:25:52,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:25:52,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:25:52,294 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 04:25:52,294 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [575604291] [2023-11-29 04:25:52,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:25:52,295 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:25:52,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:25:52,296 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 04:25:52,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-29 04:25:52,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:25:52,458 INFO L262 TraceCheckSpWp]: Trace formula consists of 426 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-29 04:25:52,464 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:25:52,672 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 582 proven. 45 refuted. 0 times theorem prover too weak. 573 trivial. 0 not checked. [2023-11-29 04:25:52,672 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 04:25:52,894 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 27 proven. 45 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2023-11-29 04:25:52,895 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:25:52,895 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [271587487] [2023-11-29 04:25:52,895 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 04:25:52,895 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [575604291] [2023-11-29 04:25:52,896 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [575604291] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 04:25:52,896 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 04:25:52,896 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2023-11-29 04:25:52,896 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [226618882] [2023-11-29 04:25:52,896 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 04:25:52,897 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 04:25:52,897 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:25:52,898 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 04:25:52,898 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-29 04:25:52,899 INFO L87 Difference]: Start difference. First operand 291 states and 454 transitions. Second operand has 8 states, 8 states have (on average 6.5) internal successors, (52), 8 states have internal predecessors, (52), 2 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) [2023-11-29 04:25:53,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:25:53,191 INFO L93 Difference]: Finished difference Result 450 states and 696 transitions. [2023-11-29 04:25:53,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-29 04:25:53,192 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.5) internal successors, (52), 8 states have internal predecessors, (52), 2 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) Word has length 165 [2023-11-29 04:25:53,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:25:53,194 INFO L225 Difference]: With dead ends: 450 [2023-11-29 04:25:53,195 INFO L226 Difference]: Without dead ends: 160 [2023-11-29 04:25:53,196 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 335 GetRequests, 321 SyntacticMatches, 2 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=67, Invalid=115, Unknown=0, NotChecked=0, Total=182 [2023-11-29 04:25:53,197 INFO L413 NwaCegarLoop]: 80 mSDtfsCounter, 163 mSDsluCounter, 106 mSDsCounter, 0 mSdLazyCounter, 163 mSolverCounterSat, 85 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 165 SdHoareTripleChecker+Valid, 186 SdHoareTripleChecker+Invalid, 248 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 85 IncrementalHoareTripleChecker+Valid, 163 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 04:25:53,198 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [165 Valid, 186 Invalid, 248 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [85 Valid, 163 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 04:25:53,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2023-11-29 04:25:53,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 156. [2023-11-29 04:25:53,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 156 states, 101 states have (on average 1.316831683168317) internal successors, (133), 101 states have internal predecessors, (133), 50 states have call successors, (50), 4 states have call predecessors, (50), 4 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2023-11-29 04:25:53,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 233 transitions. [2023-11-29 04:25:53,225 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 233 transitions. Word has length 165 [2023-11-29 04:25:53,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:25:53,225 INFO L495 AbstractCegarLoop]: Abstraction has 156 states and 233 transitions. [2023-11-29 04:25:53,226 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.5) internal successors, (52), 8 states have internal predecessors, (52), 2 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) [2023-11-29 04:25:53,226 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 233 transitions. [2023-11-29 04:25:53,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-11-29 04:25:53,228 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:25:53,229 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:25:53,235 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-11-29 04:25:53,434 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:25:53,435 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:25:53,435 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:25:53,435 INFO L85 PathProgramCache]: Analyzing trace with hash 1059872326, now seen corresponding path program 1 times [2023-11-29 04:25:53,435 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:25:53,435 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1908745117] [2023-11-29 04:25:53,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:25:53,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:25:53,478 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 04:25:53,479 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1069973157] [2023-11-29 04:25:53,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:25:53,479 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:25:53,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:25:53,480 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 04:25:53,490 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-29 04:25:53,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:25:53,651 INFO L262 TraceCheckSpWp]: Trace formula consists of 431 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-29 04:25:53,657 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:25:55,135 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 624 proven. 0 refuted. 0 times theorem prover too weak. 576 trivial. 0 not checked. [2023-11-29 04:25:55,136 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:25:55,136 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:25:55,136 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1908745117] [2023-11-29 04:25:55,136 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 04:25:55,137 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1069973157] [2023-11-29 04:25:55,137 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1069973157] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:25:55,137 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:25:55,137 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2023-11-29 04:25:55,137 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [505005376] [2023-11-29 04:25:55,137 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:25:55,138 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2023-11-29 04:25:55,138 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:25:55,139 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2023-11-29 04:25:55,139 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=200, Unknown=0, NotChecked=0, Total=240 [2023-11-29 04:25:55,139 INFO L87 Difference]: Start difference. First operand 156 states and 233 transitions. Second operand has 16 states, 16 states have (on average 2.9375) internal successors, (47), 15 states have internal predecessors, (47), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-29 04:25:57,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:25:57,546 INFO L93 Difference]: Finished difference Result 634 states and 925 transitions. [2023-11-29 04:25:57,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2023-11-29 04:25:57,547 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 2.9375) internal successors, (47), 15 states have internal predecessors, (47), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 166 [2023-11-29 04:25:57,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:25:57,552 INFO L225 Difference]: With dead ends: 634 [2023-11-29 04:25:57,552 INFO L226 Difference]: Without dead ends: 555 [2023-11-29 04:25:57,553 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 226 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=318, Invalid=942, Unknown=0, NotChecked=0, Total=1260 [2023-11-29 04:25:57,555 INFO L413 NwaCegarLoop]: 197 mSDtfsCounter, 739 mSDsluCounter, 885 mSDsCounter, 0 mSdLazyCounter, 1372 mSolverCounterSat, 501 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 739 SdHoareTripleChecker+Valid, 1082 SdHoareTripleChecker+Invalid, 1873 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 501 IncrementalHoareTripleChecker+Valid, 1372 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2023-11-29 04:25:57,555 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [739 Valid, 1082 Invalid, 1873 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [501 Valid, 1372 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2023-11-29 04:25:57,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 555 states. [2023-11-29 04:25:57,611 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 555 to 319. [2023-11-29 04:25:57,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 319 states, 200 states have (on average 1.27) internal successors, (254), 202 states have internal predecessors, (254), 108 states have call successors, (108), 10 states have call predecessors, (108), 10 states have return successors, (108), 106 states have call predecessors, (108), 108 states have call successors, (108) [2023-11-29 04:25:57,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 319 states and 470 transitions. [2023-11-29 04:25:57,615 INFO L78 Accepts]: Start accepts. Automaton has 319 states and 470 transitions. Word has length 166 [2023-11-29 04:25:57,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:25:57,615 INFO L495 AbstractCegarLoop]: Abstraction has 319 states and 470 transitions. [2023-11-29 04:25:57,615 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 2.9375) internal successors, (47), 15 states have internal predecessors, (47), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-29 04:25:57,615 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 470 transitions. [2023-11-29 04:25:57,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-11-29 04:25:57,618 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:25:57,618 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:25:57,624 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2023-11-29 04:25:57,818 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:25:57,819 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:25:57,819 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:25:57,819 INFO L85 PathProgramCache]: Analyzing trace with hash 666845316, now seen corresponding path program 1 times [2023-11-29 04:25:57,819 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:25:57,820 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [114489429] [2023-11-29 04:25:57,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:25:57,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:25:57,858 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 04:25:57,859 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1316344587] [2023-11-29 04:25:57,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:25:57,859 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:25:57,860 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:25:57,861 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 04:25:57,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-29 04:25:58,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:25:58,053 INFO L262 TraceCheckSpWp]: Trace formula consists of 432 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 04:25:58,056 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:25:58,197 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-11-29 04:25:58,197 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:25:58,198 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:25:58,198 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [114489429] [2023-11-29 04:25:58,198 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 04:25:58,198 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1316344587] [2023-11-29 04:25:58,198 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1316344587] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:25:58,198 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:25:58,198 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 04:25:58,199 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1852852408] [2023-11-29 04:25:58,199 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:25:58,199 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:25:58,199 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:25:58,200 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:25:58,200 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:25:58,200 INFO L87 Difference]: Start difference. First operand 319 states and 470 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-29 04:25:58,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:25:58,276 INFO L93 Difference]: Finished difference Result 687 states and 1013 transitions. [2023-11-29 04:25:58,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:25:58,276 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 166 [2023-11-29 04:25:58,277 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:25:58,282 INFO L225 Difference]: With dead ends: 687 [2023-11-29 04:25:58,282 INFO L226 Difference]: Without dead ends: 504 [2023-11-29 04:25:58,283 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:25:58,284 INFO L413 NwaCegarLoop]: 118 mSDtfsCounter, 25 mSDsluCounter, 108 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25 SdHoareTripleChecker+Valid, 226 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 04:25:58,285 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [25 Valid, 226 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 04:25:58,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 504 states. [2023-11-29 04:25:58,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 504 to 502. [2023-11-29 04:25:58,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 502 states, 320 states have (on average 1.2625) internal successors, (404), 323 states have internal predecessors, (404), 166 states have call successors, (166), 15 states have call predecessors, (166), 15 states have return successors, (166), 163 states have call predecessors, (166), 166 states have call successors, (166) [2023-11-29 04:25:58,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 502 states and 736 transitions. [2023-11-29 04:25:58,369 INFO L78 Accepts]: Start accepts. Automaton has 502 states and 736 transitions. Word has length 166 [2023-11-29 04:25:58,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:25:58,369 INFO L495 AbstractCegarLoop]: Abstraction has 502 states and 736 transitions. [2023-11-29 04:25:58,370 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-29 04:25:58,370 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 736 transitions. [2023-11-29 04:25:58,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-11-29 04:25:58,372 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:25:58,372 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:25:58,379 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2023-11-29 04:25:58,573 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2023-11-29 04:25:58,573 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:25:58,574 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:25:58,574 INFO L85 PathProgramCache]: Analyzing trace with hash 609587014, now seen corresponding path program 1 times [2023-11-29 04:25:58,574 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:25:58,574 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1789012213] [2023-11-29 04:25:58,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:25:58,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:25:58,611 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 04:25:58,611 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [711841481] [2023-11-29 04:25:58,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:25:58,612 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:25:58,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:25:58,613 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 04:25:58,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-29 04:25:58,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:25:58,767 INFO L262 TraceCheckSpWp]: Trace formula consists of 431 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-29 04:25:58,771 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:25:58,857 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-11-29 04:25:58,857 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:25:58,857 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:25:58,857 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1789012213] [2023-11-29 04:25:58,857 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 04:25:58,858 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [711841481] [2023-11-29 04:25:58,858 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [711841481] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:25:58,858 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:25:58,858 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 04:25:58,858 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1085331788] [2023-11-29 04:25:58,858 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:25:58,859 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 04:25:58,859 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:25:58,859 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 04:25:58,859 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-29 04:25:58,860 INFO L87 Difference]: Start difference. First operand 502 states and 736 transitions. Second operand has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 6 states have internal predecessors, (44), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-29 04:25:59,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:25:59,247 INFO L93 Difference]: Finished difference Result 879 states and 1295 transitions. [2023-11-29 04:25:59,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 04:25:59,248 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 6 states have internal predecessors, (44), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 166 [2023-11-29 04:25:59,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:25:59,254 INFO L225 Difference]: With dead ends: 879 [2023-11-29 04:25:59,254 INFO L226 Difference]: Without dead ends: 700 [2023-11-29 04:25:59,255 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 161 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2023-11-29 04:25:59,256 INFO L413 NwaCegarLoop]: 228 mSDtfsCounter, 267 mSDsluCounter, 410 mSDsCounter, 0 mSdLazyCounter, 204 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 267 SdHoareTripleChecker+Valid, 638 SdHoareTripleChecker+Invalid, 238 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 204 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-29 04:25:59,257 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [267 Valid, 638 Invalid, 238 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 204 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-29 04:25:59,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 700 states. [2023-11-29 04:25:59,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 700 to 684. [2023-11-29 04:25:59,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 684 states, 439 states have (on average 1.2574031890660593) internal successors, (552), 443 states have internal predecessors, (552), 224 states have call successors, (224), 20 states have call predecessors, (224), 20 states have return successors, (224), 220 states have call predecessors, (224), 224 states have call successors, (224) [2023-11-29 04:25:59,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 684 states and 1000 transitions. [2023-11-29 04:25:59,330 INFO L78 Accepts]: Start accepts. Automaton has 684 states and 1000 transitions. Word has length 166 [2023-11-29 04:25:59,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:25:59,331 INFO L495 AbstractCegarLoop]: Abstraction has 684 states and 1000 transitions. [2023-11-29 04:25:59,331 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 6 states have internal predecessors, (44), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-29 04:25:59,331 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 1000 transitions. [2023-11-29 04:25:59,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-11-29 04:25:59,333 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:25:59,334 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:25:59,339 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2023-11-29 04:25:59,538 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2023-11-29 04:25:59,539 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:25:59,539 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:25:59,539 INFO L85 PathProgramCache]: Analyzing trace with hash -1667636671, now seen corresponding path program 1 times [2023-11-29 04:25:59,539 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:25:59,539 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [853158640] [2023-11-29 04:25:59,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:25:59,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:25:59,568 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 04:25:59,569 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [620641017] [2023-11-29 04:25:59,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:25:59,569 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:25:59,569 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:25:59,570 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 04:25:59,574 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-29 04:25:59,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:25:59,725 INFO L262 TraceCheckSpWp]: Trace formula consists of 430 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-29 04:25:59,729 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:26:01,045 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-11-29 04:26:01,045 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:26:01,045 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:26:01,045 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [853158640] [2023-11-29 04:26:01,045 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 04:26:01,045 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [620641017] [2023-11-29 04:26:01,045 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [620641017] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:26:01,046 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:26:01,046 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-11-29 04:26:01,046 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [175773943] [2023-11-29 04:26:01,046 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:26:01,046 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-11-29 04:26:01,047 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:26:01,047 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-11-29 04:26:01,047 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2023-11-29 04:26:01,048 INFO L87 Difference]: Start difference. First operand 684 states and 1000 transitions. Second operand has 12 states, 12 states have (on average 3.6666666666666665) internal successors, (44), 11 states have internal predecessors, (44), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-29 04:26:02,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:26:02,374 INFO L93 Difference]: Finished difference Result 1199 states and 1744 transitions. [2023-11-29 04:26:02,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-11-29 04:26:02,375 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 3.6666666666666665) internal successors, (44), 11 states have internal predecessors, (44), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 166 [2023-11-29 04:26:02,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:26:02,382 INFO L225 Difference]: With dead ends: 1199 [2023-11-29 04:26:02,382 INFO L226 Difference]: Without dead ends: 968 [2023-11-29 04:26:02,384 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 155 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=147, Invalid=405, Unknown=0, NotChecked=0, Total=552 [2023-11-29 04:26:02,385 INFO L413 NwaCegarLoop]: 216 mSDtfsCounter, 454 mSDsluCounter, 745 mSDsCounter, 0 mSdLazyCounter, 974 mSolverCounterSat, 227 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 454 SdHoareTripleChecker+Valid, 961 SdHoareTripleChecker+Invalid, 1201 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 227 IncrementalHoareTripleChecker+Valid, 974 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2023-11-29 04:26:02,385 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [454 Valid, 961 Invalid, 1201 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [227 Valid, 974 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2023-11-29 04:26:02,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 968 states. [2023-11-29 04:26:02,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 968 to 787. [2023-11-29 04:26:02,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 787 states, 505 states have (on average 1.2455445544554455) internal successors, (629), 511 states have internal predecessors, (629), 257 states have call successors, (257), 24 states have call predecessors, (257), 24 states have return successors, (257), 251 states have call predecessors, (257), 257 states have call successors, (257) [2023-11-29 04:26:02,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 787 states and 1143 transitions. [2023-11-29 04:26:02,531 INFO L78 Accepts]: Start accepts. Automaton has 787 states and 1143 transitions. Word has length 166 [2023-11-29 04:26:02,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:26:02,532 INFO L495 AbstractCegarLoop]: Abstraction has 787 states and 1143 transitions. [2023-11-29 04:26:02,532 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 3.6666666666666665) internal successors, (44), 11 states have internal predecessors, (44), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-29 04:26:02,532 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 1143 transitions. [2023-11-29 04:26:02,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-11-29 04:26:02,533 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:26:02,534 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:26:02,540 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2023-11-29 04:26:02,738 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:26:02,739 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:26:02,739 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:26:02,739 INFO L85 PathProgramCache]: Analyzing trace with hash -2117921983, now seen corresponding path program 1 times [2023-11-29 04:26:02,739 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:26:02,739 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2112701219] [2023-11-29 04:26:02,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:26:02,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:26:02,768 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 04:26:02,769 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1148243285] [2023-11-29 04:26:02,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:26:02,769 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:26:02,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:26:02,770 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 04:26:02,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-11-29 04:26:02,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:26:02,928 INFO L262 TraceCheckSpWp]: Trace formula consists of 430 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 04:26:02,932 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:26:03,124 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-11-29 04:26:03,124 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:26:03,124 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:26:03,124 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2112701219] [2023-11-29 04:26:03,124 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 04:26:03,124 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1148243285] [2023-11-29 04:26:03,124 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1148243285] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:26:03,124 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:26:03,125 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 04:26:03,125 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [689865540] [2023-11-29 04:26:03,125 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:26:03,125 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 04:26:03,126 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:26:03,126 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 04:26:03,126 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-29 04:26:03,126 INFO L87 Difference]: Start difference. First operand 787 states and 1143 transitions. Second operand has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-29 04:26:03,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:26:03,364 INFO L93 Difference]: Finished difference Result 1282 states and 1879 transitions. [2023-11-29 04:26:03,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 04:26:03,365 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 166 [2023-11-29 04:26:03,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:26:03,372 INFO L225 Difference]: With dead ends: 1282 [2023-11-29 04:26:03,372 INFO L226 Difference]: Without dead ends: 799 [2023-11-29 04:26:03,374 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2023-11-29 04:26:03,375 INFO L413 NwaCegarLoop]: 203 mSDtfsCounter, 105 mSDsluCounter, 349 mSDsCounter, 0 mSdLazyCounter, 124 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 105 SdHoareTripleChecker+Valid, 552 SdHoareTripleChecker+Invalid, 126 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 124 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 04:26:03,375 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [105 Valid, 552 Invalid, 126 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 124 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 04:26:03,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 799 states. [2023-11-29 04:26:03,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 799 to 787. [2023-11-29 04:26:03,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 787 states, 505 states have (on average 1.2396039603960396) internal successors, (626), 511 states have internal predecessors, (626), 257 states have call successors, (257), 24 states have call predecessors, (257), 24 states have return successors, (257), 251 states have call predecessors, (257), 257 states have call successors, (257) [2023-11-29 04:26:03,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 787 states and 1140 transitions. [2023-11-29 04:26:03,493 INFO L78 Accepts]: Start accepts. Automaton has 787 states and 1140 transitions. Word has length 166 [2023-11-29 04:26:03,493 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:26:03,493 INFO L495 AbstractCegarLoop]: Abstraction has 787 states and 1140 transitions. [2023-11-29 04:26:03,494 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-29 04:26:03,494 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 1140 transitions. [2023-11-29 04:26:03,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2023-11-29 04:26:03,495 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:26:03,495 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:26:03,503 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2023-11-29 04:26:03,696 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2023-11-29 04:26:03,696 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:26:03,697 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:26:03,697 INFO L85 PathProgramCache]: Analyzing trace with hash -1504306378, now seen corresponding path program 1 times [2023-11-29 04:26:03,697 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:26:03,697 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [228815567] [2023-11-29 04:26:03,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:26:03,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:26:03,733 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 04:26:03,733 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [684939226] [2023-11-29 04:26:03,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:26:03,733 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:26:03,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:26:03,735 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 04:26:03,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-11-29 04:26:03,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 04:26:03,973 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 04:26:04,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 04:26:04,120 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 04:26:04,120 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-29 04:26:04,121 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-29 04:26:04,129 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2023-11-29 04:26:04,323 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2023-11-29 04:26:04,327 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:26:04,331 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 04:26:04,455 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 04:26:04 BoogieIcfgContainer [2023-11-29 04:26:04,455 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 04:26:04,456 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 04:26:04,456 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 04:26:04,456 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 04:26:04,457 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 04:25:49" (3/4) ... [2023-11-29 04:26:04,459 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-29 04:26:04,460 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 04:26:04,461 INFO L158 Benchmark]: Toolchain (without parser) took 15779.83ms. Allocated memory was 167.8MB in the beginning and 243.3MB in the end (delta: 75.5MB). Free memory was 129.7MB in the beginning and 165.1MB in the end (delta: -35.5MB). Peak memory consumption was 42.1MB. Max. memory is 16.1GB. [2023-11-29 04:26:04,462 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 167.8MB. Free memory is still 113.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 04:26:04,462 INFO L158 Benchmark]: CACSL2BoogieTranslator took 363.82ms. Allocated memory is still 167.8MB. Free memory was 129.7MB in the beginning and 114.1MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-29 04:26:04,462 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.15ms. Allocated memory is still 167.8MB. Free memory was 114.1MB in the beginning and 111.2MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-29 04:26:04,463 INFO L158 Benchmark]: Boogie Preprocessor took 57.65ms. Allocated memory is still 167.8MB. Free memory was 111.2MB in the beginning and 107.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-29 04:26:04,463 INFO L158 Benchmark]: RCFGBuilder took 545.96ms. Allocated memory is still 167.8MB. Free memory was 107.0MB in the beginning and 79.8MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-29 04:26:04,464 INFO L158 Benchmark]: TraceAbstraction took 14743.67ms. Allocated memory was 167.8MB in the beginning and 243.3MB in the end (delta: 75.5MB). Free memory was 78.5MB in the beginning and 166.1MB in the end (delta: -87.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 04:26:04,464 INFO L158 Benchmark]: Witness Printer took 4.50ms. Allocated memory is still 243.3MB. Free memory was 166.1MB in the beginning and 165.1MB in the end (delta: 974.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 04:26:04,466 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 167.8MB. Free memory is still 113.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 363.82ms. Allocated memory is still 167.8MB. Free memory was 129.7MB in the beginning and 114.1MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.15ms. Allocated memory is still 167.8MB. Free memory was 114.1MB in the beginning and 111.2MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.65ms. Allocated memory is still 167.8MB. Free memory was 111.2MB in the beginning and 107.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 545.96ms. Allocated memory is still 167.8MB. Free memory was 107.0MB in the beginning and 79.8MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * TraceAbstraction took 14743.67ms. Allocated memory was 167.8MB in the beginning and 243.3MB in the end (delta: 75.5MB). Free memory was 78.5MB in the beginning and 166.1MB in the end (delta: -87.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.50ms. Allocated memory is still 243.3MB. Free memory was 166.1MB in the beginning and 165.1MB in the end (delta: 974.8kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 199, overapproximation of someBinaryArithmeticFLOAToperation at line 109. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = -8; [L23] float var_1_2 = 1.5; [L24] float var_1_3 = 24.7; [L25] float var_1_8 = 0.875; [L26] float var_1_9 = 31.875; [L27] float var_1_10 = 255.25; [L28] float var_1_11 = 0.0; [L29] float var_1_12 = 7.58; [L30] float var_1_13 = 8.6; [L31] float var_1_14 = 49.75; [L32] signed short int var_1_16 = -64; [L33] signed long int var_1_18 = 4; [L34] signed long int var_1_19 = 100; [L35] unsigned char var_1_21 = 0; [L36] unsigned char var_1_23 = 0; [L37] signed char var_1_24 = 16; [L38] signed short int var_1_26 = -1; [L39] signed char var_1_27 = -32; [L40] unsigned char var_1_28 = 1; [L41] signed long int var_1_29 = -4; [L42] signed short int var_1_31 = 1000; [L43] signed long int var_1_32 = 4; [L44] signed short int var_1_33 = 8; [L45] signed short int var_1_34 = 25; [L46] signed short int var_1_35 = 100; [L47] signed short int var_1_36 = 10000; [L48] float var_1_38 = 2.125; [L49] signed long int var_1_39 = -1000000; [L50] signed long int last_1_var_1_1 = -8; [L51] float last_1_var_1_8 = 0.875; [L52] signed short int last_1_var_1_16 = -64; [L53] signed long int last_1_var_1_18 = 4; [L54] signed long int last_1_var_1_19 = 100; [L55] signed char last_1_var_1_24 = 16; [L56] signed long int last_1_var_1_29 = -4; [L57] signed short int last_1_var_1_31 = 1000; [L58] signed long int last_1_var_1_39 = -1000000; [L203] isInitial = 1 [L204] FCALL initially() [L205] COND TRUE 1 [L206] CALL updateLastVariables() [L188] last_1_var_1_1 = var_1_1 [L189] last_1_var_1_8 = var_1_8 [L190] last_1_var_1_16 = var_1_16 [L191] last_1_var_1_18 = var_1_18 [L192] last_1_var_1_19 = var_1_19 [L193] last_1_var_1_24 = var_1_24 [L194] last_1_var_1_29 = var_1_29 [L195] last_1_var_1_31 = var_1_31 [L196] last_1_var_1_39 = var_1_39 [L206] RET updateLastVariables() [L207] CALL updateVariables() [L145] var_1_2 = __VERIFIER_nondet_float() [L146] CALL assume_abort_if_not((var_1_2 >= 0.0F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=1021/4, var_1_11=0, var_1_12=379/50, var_1_13=43/5, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=247/10, var_1_8=7/8, var_1_9=255/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=1021/4, var_1_11=0, var_1_12=379/50, var_1_13=43/5, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=247/10, var_1_8=7/8, var_1_9=255/8] [L146] RET assume_abort_if_not((var_1_2 >= 0.0F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=1021/4, var_1_11=0, var_1_12=379/50, var_1_13=43/5, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=247/10, var_1_8=7/8, var_1_9=255/8] [L147] var_1_3 = __VERIFIER_nondet_float() [L148] CALL assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=1021/4, var_1_11=0, var_1_12=379/50, var_1_13=43/5, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8, var_1_9=255/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=1021/4, var_1_11=0, var_1_12=379/50, var_1_13=43/5, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8, var_1_9=255/8] [L148] RET assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=1021/4, var_1_11=0, var_1_12=379/50, var_1_13=43/5, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8, var_1_9=255/8] [L149] var_1_9 = __VERIFIER_nondet_float() [L150] CALL assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=1021/4, var_1_11=0, var_1_12=379/50, var_1_13=43/5, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=1021/4, var_1_11=0, var_1_12=379/50, var_1_13=43/5, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L150] RET assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=1021/4, var_1_11=0, var_1_12=379/50, var_1_13=43/5, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L151] var_1_10 = __VERIFIER_nondet_float() [L152] CALL assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_11=0, var_1_12=379/50, var_1_13=43/5, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_11=0, var_1_12=379/50, var_1_13=43/5, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L152] RET assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_11=0, var_1_12=379/50, var_1_13=43/5, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L153] var_1_11 = __VERIFIER_nondet_float() [L154] CALL assume_abort_if_not((var_1_11 >= 6917529.027641073700e+12F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_12=379/50, var_1_13=43/5, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_12=379/50, var_1_13=43/5, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L154] RET assume_abort_if_not((var_1_11 >= 6917529.027641073700e+12F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_12=379/50, var_1_13=43/5, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L155] var_1_12 = __VERIFIER_nondet_float() [L156] CALL assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 2305843.009213691390e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_13=43/5, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_13=43/5, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L156] RET assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 2305843.009213691390e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_13=43/5, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L157] var_1_13 = __VERIFIER_nondet_float() [L158] CALL assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 2305843.009213691390e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L158] RET assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 2305843.009213691390e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L159] var_1_14 = __VERIFIER_nondet_float() [L160] CALL assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 2305843.009213691390e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L160] RET assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 2305843.009213691390e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L161] var_1_23 = __VERIFIER_nondet_uchar() [L162] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L162] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L163] CALL assume_abort_if_not(var_1_23 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L163] RET assume_abort_if_not(var_1_23 <= 0) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L164] var_1_26 = __VERIFIER_nondet_short() [L165] CALL assume_abort_if_not(var_1_26 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L165] RET assume_abort_if_not(var_1_26 >= -32768) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L166] CALL assume_abort_if_not(var_1_26 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L166] RET assume_abort_if_not(var_1_26 <= 32767) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L167] CALL assume_abort_if_not(var_1_26 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L167] RET assume_abort_if_not(var_1_26 != 0) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L168] var_1_27 = __VERIFIER_nondet_char() [L169] CALL assume_abort_if_not(var_1_27 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L169] RET assume_abort_if_not(var_1_27 >= -127) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L170] CALL assume_abort_if_not(var_1_27 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L170] RET assume_abort_if_not(var_1_27 <= 126) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L171] var_1_32 = __VERIFIER_nondet_long() [L172] CALL assume_abort_if_not(var_1_32 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L172] RET assume_abort_if_not(var_1_32 >= -1) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L173] CALL assume_abort_if_not(var_1_32 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L173] RET assume_abort_if_not(var_1_32 <= 2147483647) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L174] var_1_33 = __VERIFIER_nondet_short() [L175] CALL assume_abort_if_not(var_1_33 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L175] RET assume_abort_if_not(var_1_33 >= 0) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L176] CALL assume_abort_if_not(var_1_33 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L176] RET assume_abort_if_not(var_1_33 <= 16383) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L177] var_1_34 = __VERIFIER_nondet_short() [L178] CALL assume_abort_if_not(var_1_34 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=952, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=952, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L178] RET assume_abort_if_not(var_1_34 >= 0) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=952, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L179] CALL assume_abort_if_not(var_1_34 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=952, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=952, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L179] RET assume_abort_if_not(var_1_34 <= 16383) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=952, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L180] var_1_35 = __VERIFIER_nondet_short() [L181] CALL assume_abort_if_not(var_1_35 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=952, var_1_35=64, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=952, var_1_35=64, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L181] RET assume_abort_if_not(var_1_35 >= 0) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=952, var_1_35=64, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L182] CALL assume_abort_if_not(var_1_35 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=952, var_1_35=64, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=952, var_1_35=64, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L182] RET assume_abort_if_not(var_1_35 <= 32766) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=952, var_1_35=64, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L183] var_1_36 = __VERIFIER_nondet_short() [L184] CALL assume_abort_if_not(var_1_36 >= 8191) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=952, var_1_35=64, var_1_36=16383, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=952, var_1_35=64, var_1_36=16383, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L184] RET assume_abort_if_not(var_1_36 >= 8191) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=952, var_1_35=64, var_1_36=16383, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L185] CALL assume_abort_if_not(var_1_36 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=952, var_1_35=64, var_1_36=16383, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=952, var_1_35=64, var_1_36=16383, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L185] RET assume_abort_if_not(var_1_36 <= 16383) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=952, var_1_35=64, var_1_36=16383, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L207] RET updateVariables() [L208] CALL step() [L62] COND TRUE (var_1_2 - var_1_3) >= last_1_var_1_8 [L63] var_1_1 = ((last_1_var_1_24 + last_1_var_1_31) + last_1_var_1_16) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=952, var_1_35=64, var_1_36=16383, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L67] signed long int stepLocal_6 = -5; [L68] signed long int stepLocal_5 = last_1_var_1_1; [L69] signed long int stepLocal_4 = (var_1_32 - 4) * last_1_var_1_24; VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, stepLocal_4=-64, stepLocal_5=-8, stepLocal_6=-5, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=952, var_1_35=64, var_1_36=16383, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L70] COND TRUE stepLocal_5 <= (last_1_var_1_18 * var_1_27) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, stepLocal_4=-64, stepLocal_5=-8, stepLocal_6=-5, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=952, var_1_35=64, var_1_36=16383, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L71] COND TRUE ((((last_1_var_1_18) < (last_1_var_1_16)) ? (last_1_var_1_18) : (last_1_var_1_16))) == stepLocal_4 [L72] var_1_31 = ((var_1_33 + var_1_34) - var_1_35) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, stepLocal_4=-64, stepLocal_5=-8, stepLocal_6=-5, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=888, var_1_32=0, var_1_33=0, var_1_34=952, var_1_35=64, var_1_36=16383, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L83] COND TRUE ((var_1_13 * var_1_12) * var_1_3) != (var_1_14 + last_1_var_1_8) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, stepLocal_4=-64, stepLocal_5=-8, stepLocal_6=-5, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=888, var_1_32=0, var_1_33=0, var_1_34=952, var_1_35=64, var_1_36=16383, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L84] COND TRUE last_1_var_1_29 >= (last_1_var_1_19 / var_1_26) [L85] var_1_24 = var_1_27 VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, stepLocal_4=-64, stepLocal_5=-8, stepLocal_6=-5, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=64, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=888, var_1_32=0, var_1_33=0, var_1_34=952, var_1_35=64, var_1_36=16383, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L90] COND FALSE !((((((var_1_2 * var_1_10)) > (var_1_11)) ? ((var_1_2 * var_1_10)) : (var_1_11))) > var_1_9) [L97] var_1_16 = var_1_24 VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, stepLocal_4=-64, stepLocal_5=-8, stepLocal_6=-5, var_1_16=64, var_1_18=4, var_1_19=100, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=64, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=888, var_1_32=0, var_1_33=0, var_1_34=952, var_1_35=64, var_1_36=16383, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L99] COND TRUE var_1_35 <= var_1_27 [L100] var_1_38 = var_1_9 VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, stepLocal_4=-64, stepLocal_5=-8, stepLocal_6=-5, var_1_16=64, var_1_18=4, var_1_19=100, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=64, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=888, var_1_32=0, var_1_33=0, var_1_34=952, var_1_35=64, var_1_36=16383, var_1_38=2, var_1_39=-1000000, var_1_8=7/8, var_1_9=2] [L104] COND TRUE var_1_16 <= ((var_1_31 / -128) + var_1_1) [L105] var_1_21 = var_1_23 VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, stepLocal_4=-64, stepLocal_5=-8, stepLocal_6=-5, var_1_16=64, var_1_18=4, var_1_19=100, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=64, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=888, var_1_32=0, var_1_33=0, var_1_34=952, var_1_35=64, var_1_36=16383, var_1_38=2, var_1_39=-1000000, var_1_8=7/8, var_1_9=2] [L107] signed long int stepLocal_0 = 64; VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, stepLocal_0=64, stepLocal_4=-64, stepLocal_5=-8, stepLocal_6=-5, var_1_16=64, var_1_18=4, var_1_19=100, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=64, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=888, var_1_32=0, var_1_33=0, var_1_34=952, var_1_35=64, var_1_36=16383, var_1_38=2, var_1_39=-1000000, var_1_8=7/8, var_1_9=2] [L108] COND TRUE stepLocal_0 <= var_1_24 [L109] var_1_8 = (((((var_1_9) > (var_1_10)) ? (var_1_9) : (var_1_10))) - (var_1_12 + (var_1_13 + var_1_14))) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, stepLocal_0=64, stepLocal_4=-64, stepLocal_5=-8, stepLocal_6=-5, var_1_16=64, var_1_18=4, var_1_19=100, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=64, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=888, var_1_32=0, var_1_33=0, var_1_34=952, var_1_35=64, var_1_36=16383, var_1_38=2, var_1_39=-1000000, var_1_9=2] [L117] COND TRUE var_1_9 > var_1_13 [L118] var_1_18 = (var_1_24 + var_1_31) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, stepLocal_0=64, stepLocal_4=-64, stepLocal_5=-8, stepLocal_6=-5, var_1_16=64, var_1_18=952, var_1_19=100, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=64, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=888, var_1_32=0, var_1_33=0, var_1_34=952, var_1_35=64, var_1_36=16383, var_1_38=2, var_1_39=-1000000, var_1_9=2] [L120] unsigned char stepLocal_2 = (var_1_31 + var_1_24) >= var_1_1; VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, stepLocal_0=64, stepLocal_2=1, stepLocal_4=-64, stepLocal_5=-8, stepLocal_6=-5, var_1_16=64, var_1_18=952, var_1_19=100, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=64, var_1_26=-3, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=888, var_1_32=0, var_1_33=0, var_1_34=952, var_1_35=64, var_1_36=16383, var_1_38=2, var_1_39=-1000000, var_1_9=2] [L121] COND TRUE stepLocal_2 || var_1_23 [L122] var_1_28 = (var_1_21 && var_1_23) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, stepLocal_0=64, stepLocal_2=1, stepLocal_4=-64, stepLocal_5=-8, stepLocal_6=-5, var_1_16=64, var_1_18=952, var_1_19=100, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=64, var_1_26=-3, var_1_27=64, var_1_28=0, var_1_29=-4, var_1_31=888, var_1_32=0, var_1_33=0, var_1_34=952, var_1_35=64, var_1_36=16383, var_1_38=2, var_1_39=-1000000, var_1_9=2] [L124] COND TRUE ! var_1_21 VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, stepLocal_0=64, stepLocal_2=1, stepLocal_4=-64, stepLocal_5=-8, stepLocal_6=-5, var_1_16=64, var_1_18=952, var_1_19=100, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=64, var_1_26=-3, var_1_27=64, var_1_28=0, var_1_29=-4, var_1_31=888, var_1_32=0, var_1_33=0, var_1_34=952, var_1_35=64, var_1_36=16383, var_1_38=2, var_1_39=-1000000, var_1_9=2] [L125] COND TRUE (last_1_var_1_39 <= var_1_31) || var_1_28 [L126] var_1_39 = var_1_36 VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, stepLocal_0=64, stepLocal_2=1, stepLocal_4=-64, stepLocal_5=-8, stepLocal_6=-5, var_1_16=64, var_1_18=952, var_1_19=100, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=64, var_1_26=-3, var_1_27=64, var_1_28=0, var_1_29=-4, var_1_31=888, var_1_32=0, var_1_33=0, var_1_34=952, var_1_35=64, var_1_36=16383, var_1_38=2, var_1_39=16383, var_1_9=2] [L129] unsigned char stepLocal_1 = var_1_21; VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, stepLocal_0=64, stepLocal_1=0, stepLocal_2=1, stepLocal_4=-64, stepLocal_5=-8, stepLocal_6=-5, var_1_16=64, var_1_18=952, var_1_19=100, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=64, var_1_26=-3, var_1_27=64, var_1_28=0, var_1_29=-4, var_1_31=888, var_1_32=0, var_1_33=0, var_1_34=952, var_1_35=64, var_1_36=16383, var_1_38=2, var_1_39=16383, var_1_9=2] [L130] COND FALSE !(var_1_28 || stepLocal_1) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, stepLocal_0=64, stepLocal_1=0, stepLocal_2=1, stepLocal_4=-64, stepLocal_5=-8, stepLocal_6=-5, var_1_16=64, var_1_18=952, var_1_19=100, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=64, var_1_26=-3, var_1_27=64, var_1_28=0, var_1_29=-4, var_1_31=888, var_1_32=0, var_1_33=0, var_1_34=952, var_1_35=64, var_1_36=16383, var_1_38=2, var_1_39=16383, var_1_9=2] [L133] signed long int stepLocal_3 = var_1_24 * (var_1_31 * var_1_16); VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, stepLocal_0=64, stepLocal_1=0, stepLocal_2=1, stepLocal_3=3637248, stepLocal_4=-64, stepLocal_5=-8, stepLocal_6=-5, var_1_16=64, var_1_18=952, var_1_19=100, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=64, var_1_26=-3, var_1_27=64, var_1_28=0, var_1_29=-4, var_1_31=888, var_1_32=0, var_1_33=0, var_1_34=952, var_1_35=64, var_1_36=16383, var_1_38=2, var_1_39=16383, var_1_9=2] [L134] COND FALSE !(-50 == stepLocal_3) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, stepLocal_0=64, stepLocal_1=0, stepLocal_2=1, stepLocal_3=3637248, stepLocal_4=-64, stepLocal_5=-8, stepLocal_6=-5, var_1_16=64, var_1_18=952, var_1_19=100, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=64, var_1_26=-3, var_1_27=64, var_1_28=0, var_1_29=-4, var_1_31=888, var_1_32=0, var_1_33=0, var_1_34=952, var_1_35=64, var_1_36=16383, var_1_38=2, var_1_39=16383, var_1_9=2] [L137] COND FALSE !(\read(var_1_23)) [L140] var_1_29 = var_1_1 VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, stepLocal_0=64, stepLocal_1=0, stepLocal_2=1, stepLocal_3=3637248, stepLocal_4=-64, stepLocal_5=-8, stepLocal_6=-5, var_1_16=64, var_1_18=952, var_1_19=100, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=64, var_1_26=-3, var_1_27=64, var_1_28=0, var_1_29=952, var_1_31=888, var_1_32=0, var_1_33=0, var_1_34=952, var_1_35=64, var_1_36=16383, var_1_38=2, var_1_39=16383, var_1_9=2] [L208] RET step() [L209] CALL, EXPR property() [L199-L200] return (((((((((((((var_1_2 - var_1_3) >= last_1_var_1_8) ? (var_1_1 == ((signed long int) ((last_1_var_1_24 + last_1_var_1_31) + last_1_var_1_16))) : (var_1_1 == ((signed long int) last_1_var_1_16))) && ((64 <= var_1_24) ? (var_1_8 == ((float) (((((var_1_9) > (var_1_10)) ? (var_1_9) : (var_1_10))) - (var_1_12 + (var_1_13 + var_1_14))))) : (var_1_21 ? (var_1_8 == ((float) (((((((var_1_13) > (var_1_11)) ? (var_1_13) : (var_1_11))) < 0 ) ? -((((var_1_13) > (var_1_11)) ? (var_1_13) : (var_1_11))) : ((((var_1_13) > (var_1_11)) ? (var_1_13) : (var_1_11))))))) : (var_1_8 == ((float) (var_1_12 - 2.125f)))))) && (((((((var_1_2 * var_1_10)) > (var_1_11)) ? ((var_1_2 * var_1_10)) : (var_1_11))) > var_1_9) ? ((var_1_13 != var_1_2) ? (var_1_16 == ((signed short int) var_1_24)) : (var_1_16 == ((signed short int) var_1_24))) : (var_1_16 == ((signed short int) var_1_24)))) && ((var_1_9 > var_1_13) ? (var_1_18 == ((signed long int) (var_1_24 + var_1_31))) : 1)) && ((var_1_28 || var_1_21) ? (var_1_19 == ((signed long int) (((((var_1_31 + var_1_24)) > ((-8 + var_1_18))) ? ((var_1_31 + var_1_24)) : ((-8 + var_1_18)))))) : 1)) && ((var_1_16 <= ((var_1_31 / -128) + var_1_1)) ? (var_1_21 == ((unsigned char) var_1_23)) : 1)) && ((((var_1_13 * var_1_12) * var_1_3) != (var_1_14 + last_1_var_1_8)) ? ((last_1_var_1_29 >= (last_1_var_1_19 / var_1_26)) ? (var_1_24 == ((signed char) var_1_27)) : (var_1_24 == ((signed char) var_1_27))) : 1)) && ((((var_1_31 + var_1_24) >= var_1_1) || var_1_23) ? (var_1_28 == ((unsigned char) (var_1_21 && var_1_23))) : 1)) && ((-50 == (var_1_24 * (var_1_31 * var_1_16))) ? (var_1_29 == ((signed long int) ((((-500) < (var_1_18)) ? (-500) : (var_1_18))))) : (var_1_23 ? (var_1_29 == ((signed long int) var_1_1)) : (var_1_29 == ((signed long int) var_1_1))))) && ((last_1_var_1_1 <= (last_1_var_1_18 * var_1_27)) ? ((((((last_1_var_1_18) < (last_1_var_1_16)) ? (last_1_var_1_18) : (last_1_var_1_16))) == ((var_1_32 - 4) * last_1_var_1_24)) ? (var_1_31 == ((signed short int) ((var_1_33 + var_1_34) - var_1_35))) : (var_1_31 == ((signed short int) (((var_1_36 - 1) - var_1_33) + var_1_34)))) : ((-5 <= last_1_var_1_39) ? (var_1_31 == ((signed short int) var_1_27)) : (var_1_31 == ((signed short int) last_1_var_1_24))))) && ((var_1_35 <= var_1_27) ? (var_1_38 == ((float) var_1_9)) : (var_1_38 == ((float) (((((((var_1_13 - var_1_9) < 0 ) ? -(var_1_13 - var_1_9) : (var_1_13 - var_1_9))) < 0 ) ? -((((var_1_13 - var_1_9) < 0 ) ? -(var_1_13 - var_1_9) : (var_1_13 - var_1_9))) : ((((var_1_13 - var_1_9) < 0 ) ? -(var_1_13 - var_1_9) : (var_1_13 - var_1_9))))))))) && ((! var_1_21) ? (((last_1_var_1_39 <= var_1_31) || var_1_28) ? (var_1_39 == ((signed long int) var_1_36)) : 1) : 1) ; [L209] RET, EXPR property() [L209] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=64, var_1_18=952, var_1_19=100, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=64, var_1_26=-3, var_1_27=64, var_1_28=0, var_1_29=952, var_1_31=888, var_1_32=0, var_1_33=0, var_1_34=952, var_1_35=64, var_1_36=16383, var_1_38=2, var_1_39=16383, var_1_9=2] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=64, var_1_18=952, var_1_19=100, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=64, var_1_26=-3, var_1_27=64, var_1_28=0, var_1_29=952, var_1_31=888, var_1_32=0, var_1_33=0, var_1_34=952, var_1_35=64, var_1_36=16383, var_1_38=2, var_1_39=16383, var_1_9=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 78 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 14.6s, OverallIterations: 10, TraceHistogramMax: 25, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 5.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1907 SdHoareTripleChecker+Valid, 3.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1905 mSDsluCounter, 4580 SdHoareTripleChecker+Invalid, 2.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3082 mSDsCounter, 853 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2974 IncrementalHoareTripleChecker+Invalid, 3827 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 853 mSolverCounterUnsat, 1498 mSDtfsCounter, 2974 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1686 GetRequests, 1600 SyntacticMatches, 2 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 306 ImplicationChecksByTransitivity, 1.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=787occurred in iteration=8, InterpolantAutomatonStates: 76, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 9 MinimizatonAttempts, 456 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 4.1s InterpolantComputationTime, 1819 NumberOfCodeBlocks, 1819 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 1643 ConstructedInterpolants, 4 QuantifiedInterpolants, 7599 SizeOfPredicates, 48 NumberOfNonLiveVariables, 3855 ConjunctsInSsa, 76 ConjunctsInUnsatCore, 10 InterpolantComputations, 8 PerfectInterpolantSequences, 11910/12000 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 04:26:04,497 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/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_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-77.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/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_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/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 62606ee9c3c6ad1797c432d803dd609730f326d6f279190fb6330afa114f8159 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 04:26:06,517 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 04:26:06,586 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-29 04:26:06,607 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 04:26:06,607 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 04:26:06,635 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 04:26:06,636 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 04:26:06,636 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 04:26:06,637 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 04:26:06,637 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 04:26:06,638 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 04:26:06,639 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 04:26:06,640 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 04:26:06,641 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 04:26:06,641 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 04:26:06,642 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 04:26:06,643 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 04:26:06,643 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 04:26:06,644 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 04:26:06,644 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 04:26:06,645 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 04:26:06,645 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 04:26:06,646 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 04:26:06,646 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-29 04:26:06,646 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-29 04:26:06,647 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-29 04:26:06,647 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 04:26:06,647 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 04:26:06,647 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 04:26:06,648 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 04:26:06,649 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 04:26:06,649 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 04:26:06,649 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 04:26:06,650 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 04:26:06,650 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 04:26:06,650 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 04:26:06,650 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 04:26:06,651 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-29 04:26:06,651 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-29 04:26:06,651 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 04:26:06,651 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 04:26:06,652 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 04:26:06,652 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 04:26:06,652 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 04:26:06,652 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-29 04:26:06,652 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_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 62606ee9c3c6ad1797c432d803dd609730f326d6f279190fb6330afa114f8159 [2023-11-29 04:26:06,946 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 04:26:06,966 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 04:26:06,969 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 04:26:06,970 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 04:26:06,971 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 04:26:06,972 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-77.i [2023-11-29 04:26:09,819 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 04:26:10,066 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 04:26:10,067 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-77.i [2023-11-29 04:26:10,078 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/data/6455a37e0/bc0ca1b5dcf847149ad6300ab4637de7/FLAGb5247c95c [2023-11-29 04:26:10,091 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/data/6455a37e0/bc0ca1b5dcf847149ad6300ab4637de7 [2023-11-29 04:26:10,094 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 04:26:10,095 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 04:26:10,097 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 04:26:10,097 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 04:26:10,102 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 04:26:10,102 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 04:26:10" (1/1) ... [2023-11-29 04:26:10,103 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e9bbabd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:26:10, skipping insertion in model container [2023-11-29 04:26:10,104 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 04:26:10" (1/1) ... [2023-11-29 04:26:10,139 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 04:26:10,273 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_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-77.i[916,929] [2023-11-29 04:26:10,356 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 04:26:10,374 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 04:26:10,386 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_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-77.i[916,929] [2023-11-29 04:26:10,434 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 04:26:10,454 INFO L206 MainTranslator]: Completed translation [2023-11-29 04:26:10,454 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:26:10 WrapperNode [2023-11-29 04:26:10,454 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 04:26:10,455 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 04:26:10,456 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 04:26:10,456 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 04:26:10,462 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:26:10" (1/1) ... [2023-11-29 04:26:10,478 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:26:10" (1/1) ... [2023-11-29 04:26:10,512 INFO L138 Inliner]: procedures = 27, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 203 [2023-11-29 04:26:10,513 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 04:26:10,514 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 04:26:10,514 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 04:26:10,514 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 04:26:10,525 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:26:10" (1/1) ... [2023-11-29 04:26:10,525 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:26:10" (1/1) ... [2023-11-29 04:26:10,532 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:26:10" (1/1) ... [2023-11-29 04:26:10,562 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-11-29 04:26:10,563 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:26:10" (1/1) ... [2023-11-29 04:26:10,563 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:26:10" (1/1) ... [2023-11-29 04:26:10,577 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:26:10" (1/1) ... [2023-11-29 04:26:10,613 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:26:10" (1/1) ... [2023-11-29 04:26:10,619 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:26:10" (1/1) ... [2023-11-29 04:26:10,622 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:26:10" (1/1) ... [2023-11-29 04:26:10,628 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 04:26:10,629 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 04:26:10,629 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 04:26:10,630 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 04:26:10,630 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:26:10" (1/1) ... [2023-11-29 04:26:10,635 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 04:26:10,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:26:10,657 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 04:26:10,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 04:26:10,695 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 04:26:10,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-29 04:26:10,695 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 04:26:10,695 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 04:26:10,695 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 04:26:10,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 04:26:10,793 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 04:26:10,795 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 04:26:23,671 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 04:26:23,750 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 04:26:23,750 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 04:26:23,751 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 04:26:23 BoogieIcfgContainer [2023-11-29 04:26:23,751 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 04:26:23,754 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 04:26:23,754 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 04:26:23,757 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 04:26:23,758 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 04:26:10" (1/3) ... [2023-11-29 04:26:23,759 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77990326 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 04:26:23, skipping insertion in model container [2023-11-29 04:26:23,759 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:26:10" (2/3) ... [2023-11-29 04:26:23,760 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77990326 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 04:26:23, skipping insertion in model container [2023-11-29 04:26:23,760 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 04:26:23" (3/3) ... [2023-11-29 04:26:23,762 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-77.i [2023-11-29 04:26:23,783 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 04:26:23,783 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 04:26:23,840 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 04:26:23,848 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;@26a85da5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 04:26:23,848 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 04:26:23,854 INFO L276 IsEmpty]: Start isEmpty. Operand has 78 states, 50 states have (on average 1.48) internal successors, (74), 51 states have internal predecessors, (74), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-29 04:26:23,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2023-11-29 04:26:23,873 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:26:23,874 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:26:23,874 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:26:23,880 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:26:23,880 INFO L85 PathProgramCache]: Analyzing trace with hash -442543991, now seen corresponding path program 1 times [2023-11-29 04:26:23,894 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:26:23,894 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [758030301] [2023-11-29 04:26:23,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:26:23,895 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 04:26:23,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:26:23,897 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/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 04:26:23,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/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 04:26:24,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:26:24,624 INFO L262 TraceCheckSpWp]: Trace formula consists of 287 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 04:26:24,638 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:26:24,691 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 480 proven. 0 refuted. 0 times theorem prover too weak. 720 trivial. 0 not checked. [2023-11-29 04:26:24,691 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:26:24,692 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 04:26:24,692 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [758030301] [2023-11-29 04:26:24,693 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [758030301] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:26:24,693 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:26:24,694 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 04:26:24,696 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1233737520] [2023-11-29 04:26:24,696 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:26:24,702 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 04:26:24,702 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 04:26:24,733 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 04:26:24,734 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 04:26:24,737 INFO L87 Difference]: Start difference. First operand has 78 states, 50 states have (on average 1.48) internal successors, (74), 51 states have internal predecessors, (74), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-29 04:26:28,962 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:26:28,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:26:28,963 INFO L93 Difference]: Finished difference Result 153 states and 271 transitions. [2023-11-29 04:26:29,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 04:26:29,016 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 164 [2023-11-29 04:26:29,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:26:29,024 INFO L225 Difference]: With dead ends: 153 [2023-11-29 04:26:29,024 INFO L226 Difference]: Without dead ends: 76 [2023-11-29 04:26:29,028 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 163 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 04:26:29,032 INFO L413 NwaCegarLoop]: 116 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 116 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2023-11-29 04:26:29,033 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 116 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2023-11-29 04:26:29,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2023-11-29 04:26:29,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76. [2023-11-29 04:26:29,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 49 states have (on average 1.4081632653061225) internal successors, (69), 49 states have internal predecessors, (69), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-29 04:26:29,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 119 transitions. [2023-11-29 04:26:29,079 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 119 transitions. Word has length 164 [2023-11-29 04:26:29,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:26:29,080 INFO L495 AbstractCegarLoop]: Abstraction has 76 states and 119 transitions. [2023-11-29 04:26:29,080 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-29 04:26:29,080 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 119 transitions. [2023-11-29 04:26:29,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2023-11-29 04:26:29,084 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:26:29,084 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:26:29,099 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/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 04:26:29,284 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/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 04:26:29,285 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:26:29,286 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:26:29,286 INFO L85 PathProgramCache]: Analyzing trace with hash -1604647429, now seen corresponding path program 1 times [2023-11-29 04:26:29,287 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:26:29,287 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1920340415] [2023-11-29 04:26:29,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:26:29,287 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 04:26:29,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:26:29,289 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/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 04:26:29,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/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 04:26:29,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:26:30,008 INFO L262 TraceCheckSpWp]: Trace formula consists of 287 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 04:26:30,018 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:26:31,008 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-11-29 04:26:31,008 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:26:31,008 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 04:26:31,009 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1920340415] [2023-11-29 04:26:31,009 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1920340415] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:26:31,009 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:26:31,010 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 04:26:31,010 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [342462644] [2023-11-29 04:26:31,010 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:26:31,013 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 04:26:31,013 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 04:26:31,014 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 04:26:31,015 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-29 04:26:31,015 INFO L87 Difference]: Start difference. First operand 76 states and 119 transitions. Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-29 04:26:37,101 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:26:41,104 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:26:45,106 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:26:49,112 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:26:53,115 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:26:53,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:26:53,186 INFO L93 Difference]: Finished difference Result 226 states and 355 transitions. [2023-11-29 04:26:53,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 04:26:53,188 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 164 [2023-11-29 04:26:53,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:26:53,193 INFO L225 Difference]: With dead ends: 226 [2023-11-29 04:26:53,194 INFO L226 Difference]: Without dead ends: 151 [2023-11-29 04:26:53,195 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 161 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-29 04:26:53,197 INFO L413 NwaCegarLoop]: 129 mSDtfsCounter, 36 mSDsluCounter, 162 mSDsCounter, 0 mSdLazyCounter, 87 mSolverCounterSat, 0 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 291 SdHoareTripleChecker+Invalid, 92 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 87 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.1s IncrementalHoareTripleChecker+Time [2023-11-29 04:26:53,198 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 291 Invalid, 92 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 87 Invalid, 5 Unknown, 0 Unchecked, 22.1s Time] [2023-11-29 04:26:53,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2023-11-29 04:26:53,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 148. [2023-11-29 04:26:53,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 148 states, 95 states have (on average 1.4) internal successors, (133), 95 states have internal predecessors, (133), 50 states have call successors, (50), 2 states have call predecessors, (50), 2 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2023-11-29 04:26:53,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 233 transitions. [2023-11-29 04:26:53,246 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 233 transitions. Word has length 164 [2023-11-29 04:26:53,247 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:26:53,248 INFO L495 AbstractCegarLoop]: Abstraction has 148 states and 233 transitions. [2023-11-29 04:26:53,248 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-29 04:26:53,248 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 233 transitions. [2023-11-29 04:26:53,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-11-29 04:26:53,252 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:26:53,252 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:26:53,268 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/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 04:26:53,454 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/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 04:26:53,455 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:26:53,455 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:26:53,455 INFO L85 PathProgramCache]: Analyzing trace with hash 2046118196, now seen corresponding path program 1 times [2023-11-29 04:26:53,456 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:26:53,457 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2099841455] [2023-11-29 04:26:53,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:26:53,457 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 04:26:53,457 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:26:53,459 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/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 04:26:53,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/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 04:26:54,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:26:54,165 INFO L262 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 04:26:54,173 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:26:54,964 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 582 proven. 45 refuted. 0 times theorem prover too weak. 573 trivial. 0 not checked. [2023-11-29 04:26:54,964 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 04:26:55,518 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 27 proven. 45 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2023-11-29 04:26:55,518 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 04:26:55,519 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2099841455] [2023-11-29 04:26:55,519 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2099841455] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 04:26:55,519 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 04:26:55,519 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2023-11-29 04:26:55,519 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [256004870] [2023-11-29 04:26:55,520 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 04:26:55,521 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 04:26:55,521 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 04:26:55,522 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 04:26:55,523 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-29 04:26:55,523 INFO L87 Difference]: Start difference. First operand 148 states and 233 transitions. Second operand has 8 states, 8 states have (on average 6.5) internal successors, (52), 8 states have internal predecessors, (52), 2 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) [2023-11-29 04:27:00,684 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:27:04,688 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:27:08,692 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:27:08,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:27:08,746 INFO L93 Difference]: Finished difference Result 311 states and 479 transitions. [2023-11-29 04:27:08,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-29 04:27:08,747 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.5) internal successors, (52), 8 states have internal predecessors, (52), 2 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) Word has length 165 [2023-11-29 04:27:08,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:27:08,749 INFO L225 Difference]: With dead ends: 311 [2023-11-29 04:27:08,749 INFO L226 Difference]: Without dead ends: 164 [2023-11-29 04:27:08,750 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 336 GetRequests, 322 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=77, Invalid=133, Unknown=0, NotChecked=0, Total=210 [2023-11-29 04:27:08,751 INFO L413 NwaCegarLoop]: 80 mSDtfsCounter, 117 mSDsluCounter, 106 mSDsCounter, 0 mSdLazyCounter, 162 mSolverCounterSat, 70 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 119 SdHoareTripleChecker+Valid, 186 SdHoareTripleChecker+Invalid, 235 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 162 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.0s IncrementalHoareTripleChecker+Time [2023-11-29 04:27:08,752 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [119 Valid, 186 Invalid, 235 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 162 Invalid, 3 Unknown, 0 Unchecked, 13.0s Time] [2023-11-29 04:27:08,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2023-11-29 04:27:08,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 156. [2023-11-29 04:27:08,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 156 states, 101 states have (on average 1.316831683168317) internal successors, (133), 101 states have internal predecessors, (133), 50 states have call successors, (50), 4 states have call predecessors, (50), 4 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2023-11-29 04:27:08,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 233 transitions. [2023-11-29 04:27:08,779 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 233 transitions. Word has length 165 [2023-11-29 04:27:08,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:27:08,780 INFO L495 AbstractCegarLoop]: Abstraction has 156 states and 233 transitions. [2023-11-29 04:27:08,780 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.5) internal successors, (52), 8 states have internal predecessors, (52), 2 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) [2023-11-29 04:27:08,780 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 233 transitions. [2023-11-29 04:27:08,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-11-29 04:27:08,784 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:27:08,784 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:27:08,800 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/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)] Ended with exit code 0 [2023-11-29 04:27:08,990 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/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 04:27:08,992 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:27:08,993 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:27:08,993 INFO L85 PathProgramCache]: Analyzing trace with hash 1059872326, now seen corresponding path program 1 times [2023-11-29 04:27:08,995 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:27:08,995 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [618425710] [2023-11-29 04:27:08,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:27:08,996 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 04:27:08,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:27:08,999 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/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 04:27:09,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/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 04:27:09,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:27:09,710 INFO L262 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-29 04:27:09,716 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:27:15,688 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 767 proven. 72 refuted. 0 times theorem prover too weak. 361 trivial. 0 not checked. [2023-11-29 04:27:15,689 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 04:28:29,894 WARN L293 SmtUtils]: Spent 6.45s on a formula simplification that was a NOOP. DAG size: 19 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 04:28:41,977 WARN L293 SmtUtils]: Spent 5.67s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 04:28:54,071 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse1 ((_ sign_extend 16) c_~var_1_16~0)) (.cse2 ((_ sign_extend 24) c_~var_1_24~0))) (and (forall ((~var_1_31~0 (_ BitVec 16))) (let ((.cse0 ((_ sign_extend 16) ~var_1_31~0))) (or (not (= (bvadd (bvmul .cse0 .cse1 .cse2) (_ bv50 32)) (_ bv0 32))) (not (bvsge (bvadd .cse0 .cse2) c_~var_1_1~0))))) (or (= c_~var_1_23~0 (_ bv0 8)) (forall ((~var_1_31~0 (_ BitVec 16))) (not (= (bvadd (bvmul ((_ sign_extend 16) ~var_1_31~0) .cse1 .cse2) (_ bv50 32)) (_ bv0 32))))))) is different from true [2023-11-29 04:29:02,101 WARN L293 SmtUtils]: Spent 8.02s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 04:29:11,882 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ sign_extend 24) c_~var_1_24~0))) (or (not (bvsle |c_ULTIMATE.start_step_~stepLocal_0~0#1| .cse0)) (let ((.cse2 ((_ sign_extend 16) c_~var_1_16~0))) (and (forall ((~var_1_31~0 (_ BitVec 16))) (let ((.cse1 ((_ sign_extend 16) ~var_1_31~0))) (or (not (= (bvadd (bvmul .cse1 .cse2 .cse0) (_ bv50 32)) (_ bv0 32))) (not (bvsge (bvadd .cse1 .cse0) c_~var_1_1~0))))) (or (= c_~var_1_23~0 (_ bv0 8)) (forall ((~var_1_31~0 (_ BitVec 16))) (not (= (bvadd (bvmul ((_ sign_extend 16) ~var_1_31~0) .cse2 .cse0) (_ bv50 32)) (_ bv0 32))))))))) is different from true [2023-11-29 04:29:19,912 WARN L293 SmtUtils]: Spent 8.02s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 04:29:30,810 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ sign_extend 24) c_~var_1_24~0))) (or (not (bvsle (_ bv64 32) .cse0)) (let ((.cse2 ((_ sign_extend 16) c_~var_1_16~0))) (and (forall ((~var_1_31~0 (_ BitVec 16))) (let ((.cse1 ((_ sign_extend 16) ~var_1_31~0))) (or (not (= (bvadd (bvmul .cse1 .cse2 .cse0) (_ bv50 32)) (_ bv0 32))) (not (bvsge (bvadd .cse1 .cse0) c_~var_1_1~0))))) (or (= c_~var_1_23~0 (_ bv0 8)) (forall ((~var_1_31~0 (_ BitVec 16))) (not (= (bvadd (bvmul ((_ sign_extend 16) ~var_1_31~0) .cse2 .cse0) (_ bv50 32)) (_ bv0 32))))))))) is different from true [2023-11-29 04:29:38,842 WARN L293 SmtUtils]: Spent 8.02s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 04:29:54,998 WARN L293 SmtUtils]: Spent 8.02s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 04:30:02,810 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-11-29 04:30:02,810 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 04:30:02,810 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [618425710] [2023-11-29 04:30:02,810 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [618425710] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-29 04:30:02,810 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 04:30:02,811 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [17] total 24 [2023-11-29 04:30:02,811 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [818555091] [2023-11-29 04:30:02,811 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:30:02,811 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 04:30:02,812 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 04:30:02,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 04:30:02,813 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=352, Unknown=9, NotChecked=120, Total=552 [2023-11-29 04:30:02,813 INFO L87 Difference]: Start difference. First operand 156 states and 233 transitions. Second operand has 8 states, 8 states have (on average 5.5) internal successors, (44), 8 states have internal predecessors, (44), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-29 04:30:05,005 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:30:09,042 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:30:11,251 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:30:15,316 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:30:20,823 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:30:24,854 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:30:26,256 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:30:30,266 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:30:33,272 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.98s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:30:37,278 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:30:38,674 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:30:40,958 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:30:42,523 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.56s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:30:46,635 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:30:49,966 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.69s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:30:54,004 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:30:57,685 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.62s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:31:04,061 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:31:08,063 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:31:10,993 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.93s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:31:26,185 WARN L293 SmtUtils]: Spent 6.72s on a formula simplification that was a NOOP. DAG size: 24 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 04:31:30,308 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:31:34,313 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:31:38,316 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:31:42,319 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:31:46,913 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:31:50,919 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:31:54,924 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:31:58,926 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:32:02,676 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.75s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:32:06,806 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:32:10,811 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:32:14,820 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:32:19,051 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:32:23,053 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:32:27,056 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:32:31,058 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:32:35,104 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:32:37,606 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.50s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:32:41,618 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:32:45,032 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.69s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:32:46,148 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:32:46,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:32:46,149 INFO L93 Difference]: Finished difference Result 388 states and 574 transitions. [2023-11-29 04:32:46,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-29 04:32:46,154 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.5) internal successors, (44), 8 states have internal predecessors, (44), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 166 [2023-11-29 04:32:46,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:32:46,157 INFO L225 Difference]: With dead ends: 388 [2023-11-29 04:32:46,157 INFO L226 Difference]: Without dead ends: 309 [2023-11-29 04:32:46,158 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 332 GetRequests, 308 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 107 ImplicationChecksByTransitivity, 91.4s TimeCoverageRelationStatistics Valid=81, Invalid=426, Unknown=11, NotChecked=132, Total=650 [2023-11-29 04:32:46,158 INFO L413 NwaCegarLoop]: 110 mSDtfsCounter, 100 mSDsluCounter, 286 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 4 mSolverCounterUnsat, 27 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 146.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 100 SdHoareTripleChecker+Valid, 396 SdHoareTripleChecker+Invalid, 820 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 27 IncrementalHoareTripleChecker+Unknown, 731 IncrementalHoareTripleChecker+Unchecked, 146.6s IncrementalHoareTripleChecker+Time [2023-11-29 04:32:46,159 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [100 Valid, 396 Invalid, 820 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 58 Invalid, 27 Unknown, 731 Unchecked, 146.6s Time] [2023-11-29 04:32:46,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 309 states. [2023-11-29 04:32:46,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 309 to 169. [2023-11-29 04:32:46,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 169 states, 114 states have (on average 1.3421052631578947) internal successors, (153), 114 states have internal predecessors, (153), 50 states have call successors, (50), 4 states have call predecessors, (50), 4 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2023-11-29 04:32:46,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 253 transitions. [2023-11-29 04:32:46,201 INFO L78 Accepts]: Start accepts. Automaton has 169 states and 253 transitions. Word has length 166 [2023-11-29 04:32:46,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:32:46,202 INFO L495 AbstractCegarLoop]: Abstraction has 169 states and 253 transitions. [2023-11-29 04:32:46,203 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.5) internal successors, (44), 8 states have internal predecessors, (44), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-29 04:32:46,203 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 253 transitions. [2023-11-29 04:32:46,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-11-29 04:32:46,206 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:32:46,206 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:32:46,222 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/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 04:32:46,410 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/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 04:32:46,411 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:32:46,411 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:32:46,411 INFO L85 PathProgramCache]: Analyzing trace with hash 666845316, now seen corresponding path program 1 times [2023-11-29 04:32:46,411 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:32:46,411 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [209068245] [2023-11-29 04:32:46,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:32:46,412 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 04:32:46,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:32:46,412 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/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 04:32:46,413 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/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 04:32:46,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:32:46,953 INFO L262 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 04:32:46,956 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:32:47,619 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-11-29 04:32:47,620 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:32:47,620 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 04:32:47,620 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [209068245] [2023-11-29 04:32:47,620 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [209068245] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:32:47,620 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:32:47,620 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 04:32:47,620 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1971135309] [2023-11-29 04:32:47,620 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:32:47,621 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:32:47,621 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 04:32:47,622 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:32:47,622 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:32:47,622 INFO L87 Difference]: Start difference. First operand 169 states and 253 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-29 04:32:51,797 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:32:55,800 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:32:59,808 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:32:59,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:32:59,880 INFO L93 Difference]: Finished difference Result 499 states and 749 transitions. [2023-11-29 04:32:59,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:32:59,881 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 166 [2023-11-29 04:32:59,882 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:32:59,885 INFO L225 Difference]: With dead ends: 499 [2023-11-29 04:32:59,885 INFO L226 Difference]: Without dead ends: 331 [2023-11-29 04:32:59,886 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:32:59,887 INFO L413 NwaCegarLoop]: 118 mSDtfsCounter, 25 mSDsluCounter, 108 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25 SdHoareTripleChecker+Valid, 226 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.2s IncrementalHoareTripleChecker+Time [2023-11-29 04:32:59,887 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [25 Valid, 226 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 10 Invalid, 3 Unknown, 0 Unchecked, 12.2s Time] [2023-11-29 04:32:59,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 331 states. [2023-11-29 04:32:59,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 331 to 329. [2023-11-29 04:32:59,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 329 states, 220 states have (on average 1.3272727272727274) internal successors, (292), 220 states have internal predecessors, (292), 100 states have call successors, (100), 8 states have call predecessors, (100), 8 states have return successors, (100), 100 states have call predecessors, (100), 100 states have call successors, (100) [2023-11-29 04:32:59,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 329 states and 492 transitions. [2023-11-29 04:32:59,954 INFO L78 Accepts]: Start accepts. Automaton has 329 states and 492 transitions. Word has length 166 [2023-11-29 04:32:59,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:32:59,955 INFO L495 AbstractCegarLoop]: Abstraction has 329 states and 492 transitions. [2023-11-29 04:32:59,955 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-29 04:32:59,955 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 492 transitions. [2023-11-29 04:32:59,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-11-29 04:32:59,958 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:32:59,958 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:32:59,974 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/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)] Ended with exit code 0 [2023-11-29 04:33:00,159 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/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 04:33:00,159 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:33:00,159 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:33:00,159 INFO L85 PathProgramCache]: Analyzing trace with hash 609587014, now seen corresponding path program 1 times [2023-11-29 04:33:00,160 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:33:00,160 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [368205496] [2023-11-29 04:33:00,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:33:00,160 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 04:33:00,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:33:00,161 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/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 04:33:00,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec6bfc3-ab12-4cb4-a297-93d9924eed6f/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 04:33:00,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:33:00,797 INFO L262 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-29 04:33:00,801 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:33:05,503 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 612 proven. 30 refuted. 0 times theorem prover too weak. 558 trivial. 0 not checked. [2023-11-29 04:33:05,503 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 04:33:45,160 WARN L876 $PredicateComparison]: unable to prove that (or (not (= |c_ULTIMATE.start_step_~stepLocal_2~0#1| (_ bv0 8))) (not (= (bvadd (bvmul ((_ sign_extend 16) c_~var_1_31~0) ((_ sign_extend 16) c_~var_1_16~0) ((_ sign_extend 24) c_~var_1_24~0)) (_ bv50 32)) (_ bv0 32)))) is different from true [2023-11-29 04:33:53,183 WARN L293 SmtUtils]: Spent 8.02s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 04:33:57,254 WARN L876 $PredicateComparison]: unable to prove that (forall ((~var_1_31~0 (_ BitVec 16))) (let ((.cse0 ((_ sign_extend 16) ~var_1_31~0)) (.cse1 ((_ sign_extend 24) c_~var_1_24~0))) (or (bvsge (bvadd .cse0 .cse1) c_~var_1_1~0) (not (= (bvadd (bvmul .cse0 ((_ sign_extend 16) c_~var_1_16~0) .cse1) (_ bv50 32)) (_ bv0 32)))))) is different from true [2023-11-29 04:34:07,595 WARN L293 SmtUtils]: Spent 5.73s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 04:34:34,395 WARN L293 SmtUtils]: Spent 5.85s on a formula simplification that was a NOOP. DAG size: 21 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 04:34:42,423 WARN L293 SmtUtils]: Spent 8.02s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 04:34:50,475 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse1 ((_ sign_extend 24) c_~var_1_24~0))) (or (forall ((~var_1_31~0 (_ BitVec 16))) (let ((.cse0 ((_ sign_extend 16) ~var_1_31~0))) (or (bvsge (bvadd .cse0 .cse1) c_~var_1_1~0) (not (= (bvadd (bvmul .cse0 ((_ sign_extend 16) c_~var_1_16~0) .cse1) (_ bv50 32)) (_ bv0 32)))))) (not (bvsle (_ bv64 32) .cse1)))) is different from true [2023-11-29 04:35:03,657 WARN L293 SmtUtils]: Spent 8.02s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 04:35:07,835 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-11-29 04:35:07,836 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 04:35:07,836 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [368205496] [2023-11-29 04:35:07,836 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [368205496] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-29 04:35:07,836 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 04:35:07,836 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [14] total 21 [2023-11-29 04:35:07,836 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [588623734] [2023-11-29 04:35:07,836 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:35:07,837 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 04:35:07,837 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 04:35:07,837 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 04:35:07,838 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=252, Unknown=9, NotChecked=102, Total=420 [2023-11-29 04:35:07,838 INFO L87 Difference]: Start difference. First operand 329 states and 492 transitions. Second operand has 8 states, 8 states have (on average 5.5) internal successors, (44), 8 states have internal predecessors, (44), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-29 04:35:11,911 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse2 ((_ sign_extend 16) c_~var_1_16~0)) (.cse1 ((_ sign_extend 24) c_~var_1_24~0))) (and (or (forall ((~var_1_31~0 (_ BitVec 16))) (let ((.cse0 ((_ sign_extend 16) ~var_1_31~0))) (or (bvsge (bvadd .cse0 .cse1) c_~var_1_1~0) (not (= (bvadd (bvmul .cse0 .cse2 .cse1) (_ bv50 32)) (_ bv0 32)))))) (not (bvsle |c_ULTIMATE.start_step_~stepLocal_0~0#1| .cse1))) (not (= (bvadd (bvmul ((_ sign_extend 16) c_~var_1_31~0) .cse2 .cse1) (_ bv50 32)) (_ bv0 32))))) is different from true [2023-11-29 04:35:16,076 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.61s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 04:35:20,096 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 04:35:23,547 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.45s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:35:27,555 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:35:28,848 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:35:30,510 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 04:35:35,043 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 04:35:39,191 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.59s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:35:41,761 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.57s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 04:35:45,771 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 04:35:49,780 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 04:35:50,835 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:36:07,696 WARN L293 SmtUtils]: Spent 8.54s on a formula simplification. DAG size of input: 22 DAG size of output: 17 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 04:36:11,721 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 04:36:15,750 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 04:36:19,874 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 04:36:23,893 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:36:27,898 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 04:36:31,327 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.43s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 04:36:35,476 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 04:37:06,792 WARN L293 SmtUtils]: Spent 12.72s on a formula simplification. DAG size of input: 27 DAG size of output: 33 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 04:37:10,828 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 04:37:14,871 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 04:37:18,148 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.24s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 04:37:21,243 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 04:37:24,357 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.11s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 04:37:29,151 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 04:37:33,160 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 04:37:37,172 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 04:37:41,202 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 04:37:42,656 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 04:37:46,682 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 04:37:50,685 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 04:37:54,693 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 04:38:01,686 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.85s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 04:38:14,940 WARN L293 SmtUtils]: Spent 6.77s on a formula simplification that was a NOOP. DAG size: 26 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 04:38:18,961 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 04:38:22,972 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 04:38:27,019 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 04:38:31,150 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 04:38:35,156 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 04:38:39,160 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 04:38:43,164 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 04:38:47,170 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:38:51,172 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:38:55,179 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:38:59,182 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 04:39:03,234 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 04:39:07,360 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 04:39:11,363 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 04:39:15,367 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 04:39:19,372 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 04:39:23,379 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:39:27,382 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:39:31,386 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 04:39:35,392 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:39:39,400 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:39:43,402 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:39:47,408 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 04:39:49,468 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 04:39:50,860 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 04:39:52,539 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 04:39:55,098 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.56s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 04:39:58,946 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.83s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:40:03,223 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.58s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 04:40:07,242 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 04:40:11,261 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 04:40:15,663 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 04:40:19,683 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 04:40:23,706 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 04:40:25,537 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.83s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 04:40:28,342 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.80s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 04:40:31,462 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.12s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1]