./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-60.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/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_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-60.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/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_b7b8675d-74f7-455c-8031-2c55d967e9a7/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 8704873565888218432e3d3b7f73d0781675aeee092fa42edf4317a03a599861 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 03:02:17,652 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 03:02:17,715 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-29 03:02:17,719 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 03:02:17,720 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 03:02:17,744 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 03:02:17,744 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 03:02:17,745 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 03:02:17,746 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 03:02:17,746 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 03:02:17,747 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 03:02:17,747 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 03:02:17,748 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 03:02:17,748 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 03:02:17,749 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 03:02:17,749 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 03:02:17,750 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 03:02:17,750 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 03:02:17,751 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 03:02:17,751 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 03:02:17,752 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 03:02:17,752 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 03:02:17,753 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 03:02:17,753 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 03:02:17,753 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 03:02:17,754 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 03:02:17,754 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 03:02:17,755 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 03:02:17,755 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 03:02:17,755 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 03:02:17,756 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 03:02:17,756 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 03:02:17,756 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 03:02:17,756 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 03:02:17,757 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 03:02:17,757 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 03:02:17,757 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 03:02:17,757 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 03:02:17,757 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 03:02:17,757 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 03:02:17,758 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 03:02:17,758 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 03:02:17,758 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_b7b8675d-74f7-455c-8031-2c55d967e9a7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8704873565888218432e3d3b7f73d0781675aeee092fa42edf4317a03a599861 [2023-11-29 03:02:18,004 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 03:02:18,027 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 03:02:18,029 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 03:02:18,030 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 03:02:18,031 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 03:02:18,032 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-60.i [2023-11-29 03:02:20,734 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 03:02:20,940 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 03:02:20,941 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-60.i [2023-11-29 03:02:20,953 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya/data/65e558d32/92ccab76b55e40ebacac6ca6588811d2/FLAG9d5f02099 [2023-11-29 03:02:20,966 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya/data/65e558d32/92ccab76b55e40ebacac6ca6588811d2 [2023-11-29 03:02:20,969 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 03:02:20,970 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 03:02:20,972 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 03:02:20,972 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 03:02:20,976 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 03:02:20,977 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 03:02:20" (1/1) ... [2023-11-29 03:02:20,978 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5188c515 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:02:20, skipping insertion in model container [2023-11-29 03:02:20,978 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 03:02:20" (1/1) ... [2023-11-29 03:02:21,012 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 03:02:21,133 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_b7b8675d-74f7-455c-8031-2c55d967e9a7/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-60.i[919,932] [2023-11-29 03:02:21,203 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 03:02:21,216 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 03:02:21,226 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_b7b8675d-74f7-455c-8031-2c55d967e9a7/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-60.i[919,932] [2023-11-29 03:02:21,266 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 03:02:21,281 INFO L206 MainTranslator]: Completed translation [2023-11-29 03:02:21,282 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:02:21 WrapperNode [2023-11-29 03:02:21,282 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 03:02:21,283 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 03:02:21,283 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 03:02:21,283 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 03:02:21,289 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:02:21" (1/1) ... [2023-11-29 03:02:21,302 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:02:21" (1/1) ... [2023-11-29 03:02:21,341 INFO L138 Inliner]: procedures = 26, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 218 [2023-11-29 03:02:21,341 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 03:02:21,342 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 03:02:21,342 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 03:02:21,342 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 03:02:21,353 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:02:21" (1/1) ... [2023-11-29 03:02:21,353 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:02:21" (1/1) ... [2023-11-29 03:02:21,357 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:02:21" (1/1) ... [2023-11-29 03:02:21,376 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 03:02:21,376 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:02:21" (1/1) ... [2023-11-29 03:02:21,377 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:02:21" (1/1) ... [2023-11-29 03:02:21,389 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:02:21" (1/1) ... [2023-11-29 03:02:21,394 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:02:21" (1/1) ... [2023-11-29 03:02:21,396 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:02:21" (1/1) ... [2023-11-29 03:02:21,399 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:02:21" (1/1) ... [2023-11-29 03:02:21,404 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 03:02:21,406 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 03:02:21,406 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 03:02:21,406 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 03:02:21,407 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:02:21" (1/1) ... [2023-11-29 03:02:21,414 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 03:02:21,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:02:21,439 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 03:02:21,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 03:02:21,479 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 03:02:21,480 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 03:02:21,480 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 03:02:21,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 03:02:21,480 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 03:02:21,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 03:02:21,576 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 03:02:21,579 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 03:02:21,956 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 03:02:22,020 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 03:02:22,020 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 03:02:22,021 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 03:02:22 BoogieIcfgContainer [2023-11-29 03:02:22,021 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 03:02:22,024 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 03:02:22,024 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 03:02:22,028 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 03:02:22,028 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 03:02:20" (1/3) ... [2023-11-29 03:02:22,029 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d57d8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 03:02:22, skipping insertion in model container [2023-11-29 03:02:22,029 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:02:21" (2/3) ... [2023-11-29 03:02:22,030 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d57d8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 03:02:22, skipping insertion in model container [2023-11-29 03:02:22,030 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 03:02:22" (3/3) ... [2023-11-29 03:02:22,031 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-co_file-60.i [2023-11-29 03:02:22,049 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 03:02:22,049 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 03:02:22,101 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 03:02:22,107 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;@16d6b654, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 03:02:22,107 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 03:02:22,112 INFO L276 IsEmpty]: Start isEmpty. Operand has 89 states, 53 states have (on average 1.471698113207547) internal successors, (78), 54 states have internal predecessors, (78), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-29 03:02:22,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-11-29 03:02:22,131 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:02:22,132 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:02:22,132 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:02:22,137 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:02:22,137 INFO L85 PathProgramCache]: Analyzing trace with hash 682003948, now seen corresponding path program 1 times [2023-11-29 03:02:22,144 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:02:22,144 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [223415310] [2023-11-29 03:02:22,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:02:22,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:02:22,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:02:22,367 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:02:22,367 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [223415310] [2023-11-29 03:02:22,368 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-29 03:02:22,368 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1043865851] [2023-11-29 03:02:22,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:02:22,369 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:02:22,369 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:02:22,374 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:02:22,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-29 03:02:22,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:02:22,578 INFO L262 TraceCheckSpWp]: Trace formula consists of 477 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 03:02:22,592 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:02:22,650 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 2048 trivial. 0 not checked. [2023-11-29 03:02:22,650 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:02:22,651 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1043865851] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:02:22,651 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:02:22,652 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 03:02:22,654 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [384679069] [2023-11-29 03:02:22,655 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:02:22,660 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 03:02:22,661 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:02:22,691 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 03:02:22,692 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 03:02:22,695 INFO L87 Difference]: Start difference. First operand has 89 states, 53 states have (on average 1.471698113207547) internal successors, (78), 54 states have internal predecessors, (78), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) Second operand has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-29 03:02:22,740 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:02:22,741 INFO L93 Difference]: Finished difference Result 175 states and 319 transitions. [2023-11-29 03:02:22,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 03:02:22,743 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 2 states have call successors, (33) Word has length 205 [2023-11-29 03:02:22,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:02:22,752 INFO L225 Difference]: With dead ends: 175 [2023-11-29 03:02:22,753 INFO L226 Difference]: Without dead ends: 87 [2023-11-29 03:02:22,757 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 204 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 03:02:22,761 INFO L413 NwaCegarLoop]: 135 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, 135 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 03:02:22,762 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 135 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 03:02:22,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2023-11-29 03:02:22,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2023-11-29 03:02:22,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 52 states have (on average 1.3846153846153846) internal successors, (72), 52 states have internal predecessors, (72), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-29 03:02:22,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 138 transitions. [2023-11-29 03:02:22,815 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 138 transitions. Word has length 205 [2023-11-29 03:02:22,816 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:02:22,816 INFO L495 AbstractCegarLoop]: Abstraction has 87 states and 138 transitions. [2023-11-29 03:02:22,816 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-29 03:02:22,816 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 138 transitions. [2023-11-29 03:02:22,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-11-29 03:02:22,821 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:02:22,822 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:02:22,830 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-29 03:02:23,026 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-29 03:02:23,027 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:02:23,027 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:02:23,027 INFO L85 PathProgramCache]: Analyzing trace with hash -242935254, now seen corresponding path program 1 times [2023-11-29 03:02:23,028 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:02:23,028 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1432565344] [2023-11-29 03:02:23,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:02:23,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:02:23,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:02:23,144 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:02:23,144 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1432565344] [2023-11-29 03:02:23,144 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-29 03:02:23,145 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [446569705] [2023-11-29 03:02:23,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:02:23,145 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:02:23,145 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:02:23,146 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:02:23,151 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-29 03:02:23,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:02:23,340 INFO L262 TraceCheckSpWp]: Trace formula consists of 477 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 03:02:23,348 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:02:23,668 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2023-11-29 03:02:23,669 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:02:23,669 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [446569705] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:02:23,669 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:02:23,669 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 03:02:23,670 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1150161876] [2023-11-29 03:02:23,670 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:02:23,671 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 03:02:23,671 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:02:23,672 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 03:02:23,672 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 03:02:23,673 INFO L87 Difference]: Start difference. First operand 87 states and 138 transitions. Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 2 states have internal predecessors, (43), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-29 03:02:23,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:02:23,735 INFO L93 Difference]: Finished difference Result 254 states and 407 transitions. [2023-11-29 03:02:23,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 03:02:23,736 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 2 states have internal predecessors, (43), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 205 [2023-11-29 03:02:23,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:02:23,740 INFO L225 Difference]: With dead ends: 254 [2023-11-29 03:02:23,741 INFO L226 Difference]: Without dead ends: 168 [2023-11-29 03:02:23,742 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 203 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 03:02:23,744 INFO L413 NwaCegarLoop]: 128 mSDtfsCounter, 38 mSDsluCounter, 124 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 38 SdHoareTripleChecker+Valid, 252 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 03:02:23,744 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [38 Valid, 252 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 03:02:23,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168 states. [2023-11-29 03:02:23,777 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168 to 146. [2023-11-29 03:02:23,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 146 states, 77 states have (on average 1.2597402597402598) internal successors, (97), 77 states have internal predecessors, (97), 66 states have call successors, (66), 2 states have call predecessors, (66), 2 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2023-11-29 03:02:23,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 229 transitions. [2023-11-29 03:02:23,781 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 229 transitions. Word has length 205 [2023-11-29 03:02:23,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:02:23,782 INFO L495 AbstractCegarLoop]: Abstraction has 146 states and 229 transitions. [2023-11-29 03:02:23,782 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 2 states have internal predecessors, (43), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-29 03:02:23,783 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 229 transitions. [2023-11-29 03:02:23,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-11-29 03:02:23,787 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:02:23,787 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:02:23,793 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-29 03:02:23,989 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:02:23,989 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:02:23,990 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:02:23,990 INFO L85 PathProgramCache]: Analyzing trace with hash 1541002901, now seen corresponding path program 1 times [2023-11-29 03:02:23,990 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:02:23,990 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1702904100] [2023-11-29 03:02:23,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:02:23,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:02:24,040 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 03:02:24,040 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1194666877] [2023-11-29 03:02:24,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:02:24,041 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:02:24,041 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:02:24,042 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:02:24,043 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-29 03:02:24,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:02:24,215 INFO L262 TraceCheckSpWp]: Trace formula consists of 480 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 03:02:24,221 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:02:24,265 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2023-11-29 03:02:24,265 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:02:24,265 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:02:24,265 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1702904100] [2023-11-29 03:02:24,266 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 03:02:24,266 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1194666877] [2023-11-29 03:02:24,266 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1194666877] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:02:24,266 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:02:24,266 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 03:02:24,266 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1894192214] [2023-11-29 03:02:24,267 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:02:24,267 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 03:02:24,267 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:02:24,268 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 03:02:24,268 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 03:02:24,269 INFO L87 Difference]: Start difference. First operand 146 states and 229 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-29 03:02:24,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:02:24,313 INFO L93 Difference]: Finished difference Result 265 states and 415 transitions. [2023-11-29 03:02:24,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 03:02:24,314 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 206 [2023-11-29 03:02:24,315 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:02:24,317 INFO L225 Difference]: With dead ends: 265 [2023-11-29 03:02:24,317 INFO L226 Difference]: Without dead ends: 179 [2023-11-29 03:02:24,318 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 204 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 03:02:24,320 INFO L413 NwaCegarLoop]: 179 mSDtfsCounter, 48 mSDsluCounter, 128 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 307 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 03:02:24,320 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [48 Valid, 307 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 03:02:24,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 179 states. [2023-11-29 03:02:24,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 179 to 176. [2023-11-29 03:02:24,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 176 states, 94 states have (on average 1.2659574468085106) internal successors, (119), 95 states have internal predecessors, (119), 78 states have call successors, (78), 3 states have call predecessors, (78), 3 states have return successors, (78), 77 states have call predecessors, (78), 78 states have call successors, (78) [2023-11-29 03:02:24,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 176 states and 275 transitions. [2023-11-29 03:02:24,351 INFO L78 Accepts]: Start accepts. Automaton has 176 states and 275 transitions. Word has length 206 [2023-11-29 03:02:24,352 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:02:24,352 INFO L495 AbstractCegarLoop]: Abstraction has 176 states and 275 transitions. [2023-11-29 03:02:24,352 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-29 03:02:24,352 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 275 transitions. [2023-11-29 03:02:24,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2023-11-29 03:02:24,356 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:02:24,356 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:02:24,362 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-11-29 03:02:24,556 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:02:24,557 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:02:24,557 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:02:24,557 INFO L85 PathProgramCache]: Analyzing trace with hash -486684196, now seen corresponding path program 1 times [2023-11-29 03:02:24,557 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:02:24,558 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1294352501] [2023-11-29 03:02:24,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:02:24,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:02:24,600 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 03:02:24,601 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1405927518] [2023-11-29 03:02:24,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:02:24,601 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:02:24,601 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:02:24,602 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:02:24,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-29 03:02:24,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:02:24,796 INFO L262 TraceCheckSpWp]: Trace formula consists of 476 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 03:02:24,802 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:02:24,829 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2023-11-29 03:02:24,829 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:02:24,829 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:02:24,829 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1294352501] [2023-11-29 03:02:24,829 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 03:02:24,830 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1405927518] [2023-11-29 03:02:24,830 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1405927518] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:02:24,830 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:02:24,830 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 03:02:24,830 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1663066636] [2023-11-29 03:02:24,830 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:02:24,831 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 03:02:24,831 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:02:24,832 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 03:02:24,832 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 03:02:24,832 INFO L87 Difference]: Start difference. First operand 176 states and 275 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-29 03:02:24,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:02:24,871 INFO L93 Difference]: Finished difference Result 310 states and 484 transitions. [2023-11-29 03:02:24,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 03:02:24,872 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 207 [2023-11-29 03:02:24,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:02:24,877 INFO L225 Difference]: With dead ends: 310 [2023-11-29 03:02:24,877 INFO L226 Difference]: Without dead ends: 194 [2023-11-29 03:02:24,878 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 206 GetRequests, 205 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 03:02:24,879 INFO L413 NwaCegarLoop]: 139 mSDtfsCounter, 12 mSDsluCounter, 124 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 263 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 03:02:24,880 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 263 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 03:02:24,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2023-11-29 03:02:24,903 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 184. [2023-11-29 03:02:24,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 184 states, 102 states have (on average 1.2745098039215685) internal successors, (130), 103 states have internal predecessors, (130), 78 states have call successors, (78), 3 states have call predecessors, (78), 3 states have return successors, (78), 77 states have call predecessors, (78), 78 states have call successors, (78) [2023-11-29 03:02:24,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 286 transitions. [2023-11-29 03:02:24,906 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 286 transitions. Word has length 207 [2023-11-29 03:02:24,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:02:24,907 INFO L495 AbstractCegarLoop]: Abstraction has 184 states and 286 transitions. [2023-11-29 03:02:24,908 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-29 03:02:24,908 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 286 transitions. [2023-11-29 03:02:24,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2023-11-29 03:02:24,911 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:02:24,911 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:02:24,917 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-11-29 03:02:25,114 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:02:25,114 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:02:25,115 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:02:25,115 INFO L85 PathProgramCache]: Analyzing trace with hash 1288323166, now seen corresponding path program 1 times [2023-11-29 03:02:25,115 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:02:25,115 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [503126834] [2023-11-29 03:02:25,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:02:25,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:02:25,153 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 03:02:25,153 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2080559503] [2023-11-29 03:02:25,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:02:25,153 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:02:25,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:02:25,154 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:02:25,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-29 03:02:25,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:02:25,327 INFO L262 TraceCheckSpWp]: Trace formula consists of 477 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 03:02:25,332 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:02:25,444 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 782 proven. 21 refuted. 0 times theorem prover too weak. 1309 trivial. 0 not checked. [2023-11-29 03:02:25,445 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 03:02:25,631 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 75 proven. 21 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2023-11-29 03:02:25,632 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:02:25,632 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [503126834] [2023-11-29 03:02:25,632 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 03:02:25,632 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2080559503] [2023-11-29 03:02:25,632 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2080559503] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 03:02:25,632 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 03:02:25,632 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2023-11-29 03:02:25,633 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [656186988] [2023-11-29 03:02:25,633 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 03:02:25,634 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 03:02:25,634 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:02:25,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 03:02:25,635 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-29 03:02:25,635 INFO L87 Difference]: Start difference. First operand 184 states and 286 transitions. Second operand has 7 states, 7 states have (on average 7.714285714285714) internal successors, (54), 7 states have internal predecessors, (54), 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 03:02:25,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:02:25,875 INFO L93 Difference]: Finished difference Result 325 states and 494 transitions. [2023-11-29 03:02:25,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-29 03:02:25,876 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.714285714285714) internal successors, (54), 7 states have internal predecessors, (54), 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 207 [2023-11-29 03:02:25,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:02:25,878 INFO L225 Difference]: With dead ends: 325 [2023-11-29 03:02:25,878 INFO L226 Difference]: Without dead ends: 201 [2023-11-29 03:02:25,879 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 416 GetRequests, 406 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2023-11-29 03:02:25,880 INFO L413 NwaCegarLoop]: 95 mSDtfsCounter, 85 mSDsluCounter, 124 mSDsCounter, 0 mSdLazyCounter, 189 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 109 SdHoareTripleChecker+Valid, 219 SdHoareTripleChecker+Invalid, 196 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 189 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 03:02:25,880 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [109 Valid, 219 Invalid, 196 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 189 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 03:02:25,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 201 states. [2023-11-29 03:02:25,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 201 to 191. [2023-11-29 03:02:25,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 191 states, 107 states have (on average 1.2429906542056075) internal successors, (133), 108 states have internal predecessors, (133), 78 states have call successors, (78), 5 states have call predecessors, (78), 5 states have return successors, (78), 77 states have call predecessors, (78), 78 states have call successors, (78) [2023-11-29 03:02:25,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 289 transitions. [2023-11-29 03:02:25,903 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 289 transitions. Word has length 207 [2023-11-29 03:02:25,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:02:25,904 INFO L495 AbstractCegarLoop]: Abstraction has 191 states and 289 transitions. [2023-11-29 03:02:25,904 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.714285714285714) internal successors, (54), 7 states have internal predecessors, (54), 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 03:02:25,905 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 289 transitions. [2023-11-29 03:02:25,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2023-11-29 03:02:25,907 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:02:25,907 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:02:25,913 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2023-11-29 03:02:26,107 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:02:26,107 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:02:26,108 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:02:26,108 INFO L85 PathProgramCache]: Analyzing trace with hash 964832342, now seen corresponding path program 1 times [2023-11-29 03:02:26,108 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:02:26,108 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1423077733] [2023-11-29 03:02:26,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:02:26,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:02:26,151 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 03:02:26,151 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [386014200] [2023-11-29 03:02:26,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:02:26,151 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:02:26,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:02:26,152 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:02:26,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-29 03:02:26,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:02:26,330 INFO L262 TraceCheckSpWp]: Trace formula consists of 478 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-29 03:02:26,334 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:02:26,655 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2023-11-29 03:02:26,655 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:02:26,655 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:02:26,655 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1423077733] [2023-11-29 03:02:26,655 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 03:02:26,655 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [386014200] [2023-11-29 03:02:26,655 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [386014200] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:02:26,655 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:02:26,656 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 03:02:26,656 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [813800600] [2023-11-29 03:02:26,656 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:02:26,656 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 03:02:26,657 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:02:26,657 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 03:02:26,657 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-11-29 03:02:26,658 INFO L87 Difference]: Start difference. First operand 191 states and 289 transitions. Second operand has 7 states, 7 states have (on average 6.857142857142857) internal successors, (48), 6 states have internal predecessors, (48), 1 states have call successors, (33), 1 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-29 03:02:27,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:02:27,062 INFO L93 Difference]: Finished difference Result 370 states and 564 transitions. [2023-11-29 03:02:27,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-29 03:02:27,063 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.857142857142857) internal successors, (48), 6 states have internal predecessors, (48), 1 states have call successors, (33), 1 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 1 states have call successors, (33) Word has length 207 [2023-11-29 03:02:27,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:02:27,066 INFO L225 Difference]: With dead ends: 370 [2023-11-29 03:02:27,066 INFO L226 Difference]: Without dead ends: 243 [2023-11-29 03:02:27,067 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 211 GetRequests, 201 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=49, Invalid=83, Unknown=0, NotChecked=0, Total=132 [2023-11-29 03:02:27,068 INFO L413 NwaCegarLoop]: 87 mSDtfsCounter, 162 mSDsluCounter, 331 mSDsCounter, 0 mSdLazyCounter, 264 mSolverCounterSat, 128 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 162 SdHoareTripleChecker+Valid, 418 SdHoareTripleChecker+Invalid, 392 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 128 IncrementalHoareTripleChecker+Valid, 264 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-29 03:02:27,068 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [162 Valid, 418 Invalid, 392 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [128 Valid, 264 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-29 03:02:27,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 243 states. [2023-11-29 03:02:27,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 243 to 203. [2023-11-29 03:02:27,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 203 states, 118 states have (on average 1.2627118644067796) internal successors, (149), 119 states have internal predecessors, (149), 78 states have call successors, (78), 6 states have call predecessors, (78), 6 states have return successors, (78), 77 states have call predecessors, (78), 78 states have call successors, (78) [2023-11-29 03:02:27,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 203 states and 305 transitions. [2023-11-29 03:02:27,099 INFO L78 Accepts]: Start accepts. Automaton has 203 states and 305 transitions. Word has length 207 [2023-11-29 03:02:27,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:02:27,100 INFO L495 AbstractCegarLoop]: Abstraction has 203 states and 305 transitions. [2023-11-29 03:02:27,100 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.857142857142857) internal successors, (48), 6 states have internal predecessors, (48), 1 states have call successors, (33), 1 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-29 03:02:27,101 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 305 transitions. [2023-11-29 03:02:27,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2023-11-29 03:02:27,104 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:02:27,104 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:02:27,110 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2023-11-29 03:02:27,304 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:02:27,305 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:02:27,305 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:02:27,305 INFO L85 PathProgramCache]: Analyzing trace with hash 378026328, now seen corresponding path program 1 times [2023-11-29 03:02:27,305 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:02:27,305 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1923252736] [2023-11-29 03:02:27,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:02:27,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:02:27,339 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 03:02:27,339 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [269343364] [2023-11-29 03:02:27,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:02:27,340 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:02:27,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:02:27,341 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:02:27,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-29 03:02:27,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:02:27,549 INFO L262 TraceCheckSpWp]: Trace formula consists of 476 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-29 03:02:27,555 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:02:28,660 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 878 proven. 69 refuted. 0 times theorem prover too weak. 1165 trivial. 0 not checked. [2023-11-29 03:02:28,660 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 03:02:28,919 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:02:28,919 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1923252736] [2023-11-29 03:02:28,919 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 03:02:28,919 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [269343364] [2023-11-29 03:02:28,919 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [269343364] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 03:02:28,920 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2023-11-29 03:02:28,920 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2023-11-29 03:02:28,920 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [327759489] [2023-11-29 03:02:28,920 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2023-11-29 03:02:28,920 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 03:02:28,921 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:02:28,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 03:02:28,921 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2023-11-29 03:02:28,922 INFO L87 Difference]: Start difference. First operand 203 states and 305 transitions. Second operand has 8 states, 8 states have (on average 6.375) internal successors, (51), 7 states have internal predecessors, (51), 2 states have call successors, (33), 2 states have call predecessors, (33), 3 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-29 03:02:29,472 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:02:29,472 INFO L93 Difference]: Finished difference Result 383 states and 573 transitions. [2023-11-29 03:02:29,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-29 03:02:29,473 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.375) internal successors, (51), 7 states have internal predecessors, (51), 2 states have call successors, (33), 2 states have call predecessors, (33), 3 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 207 [2023-11-29 03:02:29,474 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:02:29,476 INFO L225 Difference]: With dead ends: 383 [2023-11-29 03:02:29,476 INFO L226 Difference]: Without dead ends: 254 [2023-11-29 03:02:29,477 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 238 GetRequests, 220 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=114, Invalid=266, Unknown=0, NotChecked=0, Total=380 [2023-11-29 03:02:29,477 INFO L413 NwaCegarLoop]: 85 mSDtfsCounter, 140 mSDsluCounter, 400 mSDsCounter, 0 mSdLazyCounter, 330 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 140 SdHoareTripleChecker+Valid, 485 SdHoareTripleChecker+Invalid, 422 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 330 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-29 03:02:29,478 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [140 Valid, 485 Invalid, 422 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 330 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-29 03:02:29,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254 states. [2023-11-29 03:02:29,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254 to 217. [2023-11-29 03:02:29,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 217 states, 131 states have (on average 1.2595419847328244) internal successors, (165), 132 states have internal predecessors, (165), 78 states have call successors, (78), 7 states have call predecessors, (78), 7 states have return successors, (78), 77 states have call predecessors, (78), 78 states have call successors, (78) [2023-11-29 03:02:29,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 217 states and 321 transitions. [2023-11-29 03:02:29,508 INFO L78 Accepts]: Start accepts. Automaton has 217 states and 321 transitions. Word has length 207 [2023-11-29 03:02:29,508 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:02:29,509 INFO L495 AbstractCegarLoop]: Abstraction has 217 states and 321 transitions. [2023-11-29 03:02:29,509 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.375) internal successors, (51), 7 states have internal predecessors, (51), 2 states have call successors, (33), 2 states have call predecessors, (33), 3 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-29 03:02:29,509 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 321 transitions. [2023-11-29 03:02:29,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2023-11-29 03:02:29,512 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:02:29,512 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:02:29,518 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-11-29 03:02:29,712 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:02:29,713 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:02:29,713 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:02:29,713 INFO L85 PathProgramCache]: Analyzing trace with hash 1058084698, now seen corresponding path program 1 times [2023-11-29 03:02:29,713 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:02:29,714 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [650864861] [2023-11-29 03:02:29,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:02:29,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:02:29,742 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 03:02:29,743 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1411970137] [2023-11-29 03:02:29,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:02:29,743 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:02:29,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:02:29,744 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:02:29,754 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-29 03:02:29,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:02:29,952 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 03:02:30,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:02:30,151 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 03:02:30,152 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-29 03:02:30,152 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-29 03:02:30,159 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2023-11-29 03:02:30,354 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:02:30,357 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:02:30,360 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 03:02:30,496 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 03:02:30 BoogieIcfgContainer [2023-11-29 03:02:30,497 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 03:02:30,497 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 03:02:30,497 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 03:02:30,497 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 03:02:30,498 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 03:02:22" (3/4) ... [2023-11-29 03:02:30,500 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-29 03:02:30,501 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 03:02:30,501 INFO L158 Benchmark]: Toolchain (without parser) took 9531.15ms. Allocated memory was 146.8MB in the beginning and 239.1MB in the end (delta: 92.3MB). Free memory was 99.7MB in the beginning and 114.2MB in the end (delta: -14.4MB). Peak memory consumption was 78.4MB. Max. memory is 16.1GB. [2023-11-29 03:02:30,502 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 146.8MB. Free memory is still 118.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 03:02:30,502 INFO L158 Benchmark]: CACSL2BoogieTranslator took 310.68ms. Allocated memory is still 146.8MB. Free memory was 99.7MB in the beginning and 84.5MB in the end (delta: 15.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-29 03:02:30,502 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.55ms. Allocated memory is still 146.8MB. Free memory was 84.5MB in the beginning and 80.9MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-29 03:02:30,502 INFO L158 Benchmark]: Boogie Preprocessor took 62.69ms. Allocated memory is still 146.8MB. Free memory was 80.9MB in the beginning and 76.1MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-29 03:02:30,503 INFO L158 Benchmark]: RCFGBuilder took 615.44ms. Allocated memory was 146.8MB in the beginning and 199.2MB in the end (delta: 52.4MB). Free memory was 76.1MB in the beginning and 165.5MB in the end (delta: -89.4MB). Peak memory consumption was 33.4MB. Max. memory is 16.1GB. [2023-11-29 03:02:30,503 INFO L158 Benchmark]: TraceAbstraction took 8472.39ms. Allocated memory was 199.2MB in the beginning and 239.1MB in the end (delta: 39.8MB). Free memory was 165.5MB in the beginning and 114.2MB in the end (delta: 51.4MB). Peak memory consumption was 91.2MB. Max. memory is 16.1GB. [2023-11-29 03:02:30,503 INFO L158 Benchmark]: Witness Printer took 3.65ms. Allocated memory is still 239.1MB. Free memory is still 114.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 03:02:30,505 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 146.8MB. Free memory is still 118.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 310.68ms. Allocated memory is still 146.8MB. Free memory was 99.7MB in the beginning and 84.5MB in the end (delta: 15.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.55ms. Allocated memory is still 146.8MB. Free memory was 84.5MB in the beginning and 80.9MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.69ms. Allocated memory is still 146.8MB. Free memory was 80.9MB in the beginning and 76.1MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 615.44ms. Allocated memory was 146.8MB in the beginning and 199.2MB in the end (delta: 52.4MB). Free memory was 76.1MB in the beginning and 165.5MB in the end (delta: -89.4MB). Peak memory consumption was 33.4MB. Max. memory is 16.1GB. * TraceAbstraction took 8472.39ms. Allocated memory was 199.2MB in the beginning and 239.1MB in the end (delta: 39.8MB). Free memory was 165.5MB in the beginning and 114.2MB in the end (delta: 51.4MB). Peak memory consumption was 91.2MB. Max. memory is 16.1GB. * Witness Printer took 3.65ms. Allocated memory is still 239.1MB. Free memory is still 114.2MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 204, overapproximation of someBinaryDOUBLEComparisonOperation at line 204, overapproximation of someBinaryArithmeticFLOAToperation at line 73. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = 32; [L23] unsigned char var_1_2 = 1; [L24] float var_1_4 = 7.8; [L25] signed short int var_1_6 = 16; [L26] signed short int var_1_7 = 256; [L27] float var_1_8 = 256.6; [L28] unsigned char var_1_9 = 50; [L29] unsigned char var_1_10 = 5; [L30] double var_1_11 = 127.75; [L31] unsigned char var_1_12 = 1; [L32] unsigned char var_1_13 = 1; [L33] unsigned char var_1_14 = 0; [L34] double var_1_15 = 15.2; [L35] double var_1_16 = 256.5; [L36] double var_1_17 = 256.5; [L37] double var_1_18 = 0.0; [L38] double var_1_19 = 9.7; [L39] unsigned long int var_1_20 = 10000000; [L40] unsigned long int var_1_21 = 4008920074; [L41] unsigned char var_1_23 = 0; [L42] unsigned char var_1_29 = 1; [L43] unsigned char var_1_30 = 0; [L44] signed long int var_1_31 = -32; [L45] float var_1_35 = 31.6; [L46] float var_1_36 = 99.85; [L47] float var_1_37 = 49.6; [L48] signed short int var_1_38 = -2; [L49] float var_1_40 = 7.2; [L50] float var_1_41 = 4.6; [L51] float var_1_42 = 4.1; [L52] signed short int var_1_43 = 25; [L53] signed long int var_1_44 = -2; [L54] signed short int last_1_var_1_1 = 32; [L55] unsigned char last_1_var_1_9 = 50; [L56] double last_1_var_1_11 = 127.75; [L57] double last_1_var_1_16 = 256.5; [L58] unsigned long int last_1_var_1_20 = 10000000; [L208] isInitial = 1 [L209] FCALL initially() [L210] COND TRUE 1 [L211] CALL updateLastVariables() [L197] last_1_var_1_1 = var_1_1 [L198] last_1_var_1_9 = var_1_9 [L199] last_1_var_1_11 = var_1_11 [L200] last_1_var_1_16 = var_1_16 [L201] last_1_var_1_20 = var_1_20 [L211] RET updateLastVariables() [L212] CALL updateVariables() [L142] var_1_2 = __VERIFIER_nondet_uchar() [L143] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_4=39/5, var_1_6=16, var_1_7=256, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_4=39/5, var_1_6=16, var_1_7=256, var_1_8=1283/5, var_1_9=50] [L143] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_4=39/5, var_1_6=16, var_1_7=256, var_1_8=1283/5, var_1_9=50] [L144] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_4=39/5, var_1_6=16, var_1_7=256, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_4=39/5, var_1_6=16, var_1_7=256, var_1_8=1283/5, var_1_9=50] [L144] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_4=39/5, var_1_6=16, var_1_7=256, var_1_8=1283/5, var_1_9=50] [L145] var_1_4 = __VERIFIER_nondet_float() [L146] CALL assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=16, var_1_7=256, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=16, var_1_7=256, var_1_8=1283/5, var_1_9=50] [L146] RET assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=16, var_1_7=256, var_1_8=1283/5, var_1_9=50] [L147] CALL assume_abort_if_not(var_1_4 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=16, var_1_7=256, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=16, var_1_7=256, var_1_8=1283/5, var_1_9=50] [L147] RET assume_abort_if_not(var_1_4 != 0.0F) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=16, var_1_7=256, var_1_8=1283/5, var_1_9=50] [L148] var_1_6 = __VERIFIER_nondet_short() [L149] CALL assume_abort_if_not(var_1_6 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=256, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=256, var_1_8=1283/5, var_1_9=50] [L149] RET assume_abort_if_not(var_1_6 >= -1) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=256, var_1_8=1283/5, var_1_9=50] [L150] CALL assume_abort_if_not(var_1_6 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=256, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=256, var_1_8=1283/5, var_1_9=50] [L150] RET assume_abort_if_not(var_1_6 <= 32766) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=256, var_1_8=1283/5, var_1_9=50] [L151] var_1_7 = __VERIFIER_nondet_short() [L152] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L152] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L153] CALL assume_abort_if_not(var_1_7 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L153] RET assume_abort_if_not(var_1_7 <= 32766) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L154] var_1_10 = __VERIFIER_nondet_uchar() [L155] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L155] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L156] CALL assume_abort_if_not(var_1_10 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L156] RET assume_abort_if_not(var_1_10 <= 254) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L157] var_1_12 = __VERIFIER_nondet_uchar() [L158] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L158] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L159] CALL assume_abort_if_not(var_1_12 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L159] RET assume_abort_if_not(var_1_12 <= 1) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L160] var_1_13 = __VERIFIER_nondet_uchar() [L161] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L161] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L162] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L162] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L163] var_1_14 = __VERIFIER_nondet_uchar() [L164] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L164] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L165] CALL assume_abort_if_not(var_1_14 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L165] RET assume_abort_if_not(var_1_14 <= 1) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L166] var_1_15 = __VERIFIER_nondet_double() [L167] CALL assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L167] RET assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L168] var_1_17 = __VERIFIER_nondet_double() [L169] CALL assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L169] RET assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L170] var_1_18 = __VERIFIER_nondet_double() [L171] CALL assume_abort_if_not((var_1_18 >= 4611686.018427382800e+12F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L171] RET assume_abort_if_not((var_1_18 >= 4611686.018427382800e+12F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L172] var_1_19 = __VERIFIER_nondet_double() [L173] CALL assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L173] RET assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L174] var_1_21 = __VERIFIER_nondet_ulong() [L175] CALL assume_abort_if_not(var_1_21 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=2147483647, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=2147483647, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L175] RET assume_abort_if_not(var_1_21 >= 2147483647) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=2147483647, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L176] CALL assume_abort_if_not(var_1_21 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=2147483647, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=2147483647, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L176] RET assume_abort_if_not(var_1_21 <= 4294967294) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=2147483647, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L177] var_1_29 = __VERIFIER_nondet_uchar() [L178] CALL assume_abort_if_not(var_1_29 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=2147483647, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=2147483647, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L178] RET assume_abort_if_not(var_1_29 >= 1) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=2147483647, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L179] CALL assume_abort_if_not(var_1_29 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=2147483647, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=2147483647, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L179] RET assume_abort_if_not(var_1_29 <= 1) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=2147483647, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L180] var_1_30 = __VERIFIER_nondet_uchar() [L181] CALL assume_abort_if_not(var_1_30 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=2147483647, var_1_23=0, var_1_29=1, var_1_2=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=2147483647, var_1_23=0, var_1_29=1, var_1_2=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L181] RET assume_abort_if_not(var_1_30 >= 0) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=2147483647, var_1_23=0, var_1_29=1, var_1_2=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L182] CALL assume_abort_if_not(var_1_30 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=2147483647, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=2147483647, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L182] RET assume_abort_if_not(var_1_30 <= 0) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=2147483647, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_36=1997/20, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L183] var_1_36 = __VERIFIER_nondet_float() [L184] CALL assume_abort_if_not((var_1_36 >= 0.0F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 4611686.018427382800e+12F && var_1_36 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=2147483647, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=2147483647, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L184] RET assume_abort_if_not((var_1_36 >= 0.0F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 4611686.018427382800e+12F && var_1_36 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=2147483647, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_37=248/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L185] var_1_37 = __VERIFIER_nondet_float() [L186] CALL assume_abort_if_not((var_1_37 >= 0.0F && var_1_37 <= -1.0e-20F) || (var_1_37 <= 4611686.018427382800e+12F && var_1_37 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=2147483647, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=2147483647, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L186] RET assume_abort_if_not((var_1_37 >= 0.0F && var_1_37 <= -1.0e-20F) || (var_1_37 <= 4611686.018427382800e+12F && var_1_37 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=2147483647, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_41=23/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L187] var_1_41 = __VERIFIER_nondet_float() [L188] CALL assume_abort_if_not((var_1_41 >= 0.0F && var_1_41 <= -1.0e-20F) || (var_1_41 <= 9223372.036854765600e+12F && var_1_41 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=2147483647, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=2147483647, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L188] RET assume_abort_if_not((var_1_41 >= 0.0F && var_1_41 <= -1.0e-20F) || (var_1_41 <= 9223372.036854765600e+12F && var_1_41 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=2147483647, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_42=41/10, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L189] var_1_42 = __VERIFIER_nondet_float() [L190] CALL assume_abort_if_not((var_1_42 >= 0.0F && var_1_42 <= -1.0e-20F) || (var_1_42 <= 4611686.018427382800e+12F && var_1_42 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=2147483647, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=2147483647, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L190] RET assume_abort_if_not((var_1_42 >= 0.0F && var_1_42 <= -1.0e-20F) || (var_1_42 <= 4611686.018427382800e+12F && var_1_42 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=2147483647, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L191] var_1_44 = __VERIFIER_nondet_long() [L192] CALL assume_abort_if_not(var_1_44 >= -2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=2147483647, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-1, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=2147483647, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-1, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L192] RET assume_abort_if_not(var_1_44 >= -2147483647) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=2147483647, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-1, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L193] CALL assume_abort_if_not(var_1_44 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=2147483647, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-1, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=2147483647, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-1, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L193] RET assume_abort_if_not(var_1_44 <= 2147483647) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=2147483647, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-1, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L194] CALL assume_abort_if_not(var_1_44 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=2147483647, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-1, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=2147483647, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-1, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L194] RET assume_abort_if_not(var_1_44 != 0) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=2147483647, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-1, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L212] RET updateVariables() [L213] CALL step() [L62] COND TRUE var_1_9 <= (var_1_1 + var_1_9) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=2147483647, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-1, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L63] COND TRUE var_1_1 < var_1_9 [L64] var_1_23 = ((var_1_1 <= (~ var_1_1)) || var_1_29) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=2147483647, var_1_23=1, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-1, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L69] COND TRUE var_1_9 != var_1_1 [L70] var_1_31 = ((((((var_1_1) > (var_1_9)) ? (var_1_1) : (var_1_9))) + var_1_9) - var_1_9) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=2147483647, var_1_23=1, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=50, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-1, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L72] COND TRUE var_1_23 && var_1_29 [L73] var_1_35 = ((var_1_36 + var_1_37) - 2.75f) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=2147483647, var_1_23=1, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=50, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-1, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L77] var_1_38 = var_1_9 VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=2147483647, var_1_23=1, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=50, var_1_38=50, var_1_40=36/5, var_1_43=25, var_1_44=-1, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L78] COND FALSE !(\read(var_1_30)) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=2147483647, var_1_23=1, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=50, var_1_38=50, var_1_40=36/5, var_1_43=25, var_1_44=-1, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L85] COND FALSE !((var_1_9 * var_1_1) > (~ var_1_20)) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=2147483647, var_1_23=1, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=50, var_1_38=50, var_1_40=36/5, var_1_43=25, var_1_44=-1, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L91] COND FALSE !(((((var_1_9) < 0 ) ? -(var_1_9) : (var_1_9))) <= (2 / ((((var_1_44) < 0 ) ? -(var_1_44) : (var_1_44))))) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=2147483647, var_1_23=1, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=50, var_1_38=50, var_1_40=36/5, var_1_43=25, var_1_44=-1, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L94] signed long int stepLocal_0 = (((var_1_7) < (last_1_var_1_1)) ? (var_1_7) : (last_1_var_1_1)); VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, stepLocal_0=32, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=2147483647, var_1_23=1, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=50, var_1_38=50, var_1_40=36/5, var_1_43=25, var_1_44=-1, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=50] [L95] COND FALSE !(last_1_var_1_11 < (last_1_var_1_11 + last_1_var_1_16)) [L102] var_1_9 = var_1_10 VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, stepLocal_0=32, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=2147483647, var_1_23=1, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=50, var_1_38=50, var_1_40=36/5, var_1_43=25, var_1_44=-1, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=1] [L104] unsigned long int stepLocal_1 = last_1_var_1_20; VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, stepLocal_0=32, stepLocal_1=10000000, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=2147483647, var_1_23=1, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=50, var_1_38=50, var_1_40=36/5, var_1_43=25, var_1_44=-1, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=1] [L105] COND FALSE !(((var_1_10 * last_1_var_1_9) + last_1_var_1_1) > stepLocal_1) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, stepLocal_0=32, stepLocal_1=10000000, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=2147483647, var_1_23=1, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=50, var_1_38=50, var_1_40=36/5, var_1_43=25, var_1_44=-1, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=1] [L108] COND TRUE (last_1_var_1_16 >= last_1_var_1_16) || ((var_1_2 && var_1_12) || (var_1_13 || var_1_14)) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, stepLocal_0=32, stepLocal_1=10000000, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=1, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=2147483647, var_1_23=1, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=50, var_1_38=50, var_1_40=36/5, var_1_43=25, var_1_44=-1, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=1] [L109] COND FALSE !(\read(var_1_2)) [L112] var_1_11 = var_1_15 VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, stepLocal_0=32, stepLocal_1=10000000, var_1_10=1, var_1_11=2, var_1_12=1, var_1_13=1, var_1_14=1, var_1_15=2, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=2147483647, var_1_23=1, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=50, var_1_38=50, var_1_40=36/5, var_1_43=25, var_1_44=-1, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=1] [L117] COND TRUE \read(var_1_13) [L118] var_1_20 = (((((var_1_9) > (128u)) ? (var_1_9) : (128u))) + var_1_9) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, stepLocal_0=32, stepLocal_1=10000000, var_1_10=1, var_1_11=2, var_1_12=1, var_1_13=1, var_1_14=1, var_1_15=2, var_1_16=513/2, var_1_1=32, var_1_20=129, var_1_21=2147483647, var_1_23=1, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=50, var_1_38=50, var_1_40=36/5, var_1_43=25, var_1_44=-1, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=1] [L126] COND FALSE !((- var_1_16) <= var_1_4) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, stepLocal_0=32, stepLocal_1=10000000, var_1_10=1, var_1_11=2, var_1_12=1, var_1_13=1, var_1_14=1, var_1_15=2, var_1_16=513/2, var_1_1=32, var_1_20=129, var_1_21=2147483647, var_1_23=1, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=50, var_1_38=50, var_1_40=36/5, var_1_43=25, var_1_44=-1, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=1] [L131] COND FALSE !(\read(var_1_2)) [L138] var_1_1 = var_1_9 VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, stepLocal_0=32, stepLocal_1=10000000, var_1_10=1, var_1_11=2, var_1_12=1, var_1_13=1, var_1_14=1, var_1_15=2, var_1_16=513/2, var_1_1=1, var_1_20=129, var_1_21=2147483647, var_1_23=1, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=50, var_1_38=50, var_1_40=36/5, var_1_43=25, var_1_44=-1, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=1] [L213] RET step() [L214] CALL, EXPR property() [L204-L205] return (((((var_1_2 ? (((var_1_11 / var_1_4) <= var_1_8) ? (var_1_1 == ((signed short int) (var_1_9 - var_1_9))) : (var_1_1 == ((signed short int) var_1_9))) : (var_1_1 == ((signed short int) var_1_9))) && (((- var_1_16) <= var_1_4) ? (((var_1_11 <= var_1_4) || var_1_2) ? (var_1_8 == ((float) 3.3f)) : 1) : 1)) && ((last_1_var_1_11 < (last_1_var_1_11 + last_1_var_1_16)) ? ((((((var_1_7) < (last_1_var_1_1)) ? (var_1_7) : (last_1_var_1_1))) > (var_1_6 * 1)) ? (var_1_9 == ((unsigned char) var_1_10)) : (var_1_9 == ((unsigned char) var_1_10))) : (var_1_9 == ((unsigned char) var_1_10)))) && (((last_1_var_1_16 >= last_1_var_1_16) || ((var_1_2 && var_1_12) || (var_1_13 || var_1_14))) ? (var_1_2 ? (var_1_11 == ((double) var_1_15)) : (var_1_11 == ((double) var_1_15))) : (var_1_11 == ((double) var_1_15)))) && ((((var_1_10 * last_1_var_1_9) + last_1_var_1_1) > last_1_var_1_20) ? (var_1_16 == ((double) (var_1_17 - (var_1_18 - var_1_19)))) : 1)) && (var_1_13 ? (var_1_20 == ((unsigned long int) (((((var_1_9) > (128u)) ? (var_1_9) : (128u))) + var_1_9))) : ((var_1_9 >= var_1_9) ? (var_1_20 == ((unsigned long int) (var_1_21 - var_1_9))) : (var_1_20 == ((unsigned long int) var_1_9)))) ; [L214] RET, EXPR property() [L214] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=2, var_1_12=1, var_1_13=1, var_1_14=1, var_1_15=2, var_1_16=513/2, var_1_1=1, var_1_20=129, var_1_21=2147483647, var_1_23=1, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=50, var_1_38=50, var_1_40=36/5, var_1_43=25, var_1_44=-1, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=1] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=2, var_1_12=1, var_1_13=1, var_1_14=1, var_1_15=2, var_1_16=513/2, var_1_1=1, var_1_20=129, var_1_21=2147483647, var_1_23=1, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=50, var_1_38=50, var_1_40=36/5, var_1_43=25, var_1_44=-1, var_1_6=-1, var_1_7=33, var_1_8=1283/5, var_1_9=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 89 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 8.3s, OverallIterations: 8, TraceHistogramMax: 33, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 509 SdHoareTripleChecker+Valid, 0.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 485 mSDsluCounter, 2079 SdHoareTripleChecker+Invalid, 0.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1231 mSDsCounter, 231 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 838 IncrementalHoareTripleChecker+Invalid, 1069 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 231 mSolverCounterUnsat, 848 mSDtfsCounter, 838 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1684 GetRequests, 1643 SyntacticMatches, 1 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=217occurred in iteration=7, InterpolantAutomatonStates: 43, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 7 MinimizatonAttempts, 122 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 2.6s InterpolantComputationTime, 2061 NumberOfCodeBlocks, 2061 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1643 ConstructedInterpolants, 0 QuantifiedInterpolants, 4711 SizeOfPredicates, 16 NumberOfNonLiveVariables, 3341 ConjunctsInSsa, 37 ConjunctsInUnsatCore, 8 InterpolantComputations, 5 PerfectInterpolantSequences, 16785/16896 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 03:02:30,532 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/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_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-60.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/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_b7b8675d-74f7-455c-8031-2c55d967e9a7/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 8704873565888218432e3d3b7f73d0781675aeee092fa42edf4317a03a599861 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 03:02:32,456 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 03:02:32,535 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-29 03:02:32,541 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 03:02:32,542 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 03:02:32,569 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 03:02:32,570 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 03:02:32,570 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 03:02:32,571 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 03:02:32,571 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 03:02:32,572 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 03:02:32,573 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 03:02:32,573 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 03:02:32,574 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 03:02:32,574 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 03:02:32,575 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 03:02:32,576 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 03:02:32,576 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 03:02:32,577 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 03:02:32,577 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 03:02:32,578 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 03:02:32,583 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 03:02:32,583 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 03:02:32,584 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-29 03:02:32,584 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-29 03:02:32,584 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-29 03:02:32,585 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 03:02:32,585 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 03:02:32,585 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 03:02:32,586 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 03:02:32,586 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 03:02:32,587 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 03:02:32,587 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 03:02:32,587 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 03:02:32,587 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 03:02:32,588 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 03:02:32,588 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 03:02:32,588 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-29 03:02:32,588 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-29 03:02:32,588 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 03:02:32,589 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 03:02:32,589 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 03:02:32,589 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 03:02:32,589 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 03:02:32,589 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-29 03:02:32,590 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_b7b8675d-74f7-455c-8031-2c55d967e9a7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8704873565888218432e3d3b7f73d0781675aeee092fa42edf4317a03a599861 [2023-11-29 03:02:32,878 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 03:02:32,897 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 03:02:32,899 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 03:02:32,900 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 03:02:32,900 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 03:02:32,901 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-60.i [2023-11-29 03:02:35,699 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 03:02:35,932 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 03:02:35,933 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-60.i [2023-11-29 03:02:35,943 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya/data/af7d4b84c/2144d2b4ae984c0bb155847d8e875ff3/FLAGfd48943eb [2023-11-29 03:02:35,958 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya/data/af7d4b84c/2144d2b4ae984c0bb155847d8e875ff3 [2023-11-29 03:02:35,961 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 03:02:35,963 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 03:02:35,964 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 03:02:35,964 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 03:02:35,969 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 03:02:35,970 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 03:02:35" (1/1) ... [2023-11-29 03:02:35,971 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72ef3ea6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:02:35, skipping insertion in model container [2023-11-29 03:02:35,972 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 03:02:35" (1/1) ... [2023-11-29 03:02:36,006 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 03:02:36,155 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_b7b8675d-74f7-455c-8031-2c55d967e9a7/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-60.i[919,932] [2023-11-29 03:02:36,220 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 03:02:36,237 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 03:02:36,251 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_b7b8675d-74f7-455c-8031-2c55d967e9a7/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-60.i[919,932] [2023-11-29 03:02:36,300 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 03:02:36,321 INFO L206 MainTranslator]: Completed translation [2023-11-29 03:02:36,322 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:02:36 WrapperNode [2023-11-29 03:02:36,322 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 03:02:36,323 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 03:02:36,324 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 03:02:36,324 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 03:02:36,343 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:02:36" (1/1) ... [2023-11-29 03:02:36,358 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:02:36" (1/1) ... [2023-11-29 03:02:36,391 INFO L138 Inliner]: procedures = 27, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 215 [2023-11-29 03:02:36,391 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 03:02:36,392 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 03:02:36,392 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 03:02:36,393 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 03:02:36,404 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:02:36" (1/1) ... [2023-11-29 03:02:36,405 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:02:36" (1/1) ... [2023-11-29 03:02:36,411 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:02:36" (1/1) ... [2023-11-29 03:02:36,426 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 03:02:36,427 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:02:36" (1/1) ... [2023-11-29 03:02:36,427 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:02:36" (1/1) ... [2023-11-29 03:02:36,441 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:02:36" (1/1) ... [2023-11-29 03:02:36,446 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:02:36" (1/1) ... [2023-11-29 03:02:36,450 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:02:36" (1/1) ... [2023-11-29 03:02:36,453 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:02:36" (1/1) ... [2023-11-29 03:02:36,458 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 03:02:36,459 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 03:02:36,460 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 03:02:36,460 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 03:02:36,461 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:02:36" (1/1) ... [2023-11-29 03:02:36,467 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 03:02:36,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:02:36,487 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 03:02:36,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 03:02:36,518 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 03:02:36,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-29 03:02:36,518 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 03:02:36,518 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 03:02:36,519 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 03:02:36,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 03:02:36,613 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 03:02:36,615 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 03:02:51,746 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 03:02:51,797 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 03:02:51,797 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 03:02:51,798 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 03:02:51 BoogieIcfgContainer [2023-11-29 03:02:51,798 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 03:02:51,801 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 03:02:51,801 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 03:02:51,804 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 03:02:51,805 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 03:02:35" (1/3) ... [2023-11-29 03:02:51,805 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28f9c25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 03:02:51, skipping insertion in model container [2023-11-29 03:02:51,806 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:02:36" (2/3) ... [2023-11-29 03:02:51,806 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28f9c25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 03:02:51, skipping insertion in model container [2023-11-29 03:02:51,806 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 03:02:51" (3/3) ... [2023-11-29 03:02:51,807 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-co_file-60.i [2023-11-29 03:02:51,822 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 03:02:51,822 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 03:02:51,864 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 03:02:51,870 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;@2bc09bd4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 03:02:51,870 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 03:02:51,873 INFO L276 IsEmpty]: Start isEmpty. Operand has 89 states, 53 states have (on average 1.471698113207547) internal successors, (78), 54 states have internal predecessors, (78), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-29 03:02:51,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-11-29 03:02:51,888 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:02:51,889 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:02:51,889 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:02:51,893 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:02:51,894 INFO L85 PathProgramCache]: Analyzing trace with hash 682003948, now seen corresponding path program 1 times [2023-11-29 03:02:51,906 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:02:51,907 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1159611805] [2023-11-29 03:02:51,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:02:51,907 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 03:02:51,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:02:51,910 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/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 03:02:51,915 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/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 03:02:53,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:02:53,413 INFO L262 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 03:02:53,427 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:02:53,482 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1024 proven. 0 refuted. 0 times theorem prover too weak. 1088 trivial. 0 not checked. [2023-11-29 03:02:53,483 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:02:53,484 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:02:53,484 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1159611805] [2023-11-29 03:02:53,485 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1159611805] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:02:53,485 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:02:53,485 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 03:02:53,487 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1532416729] [2023-11-29 03:02:53,488 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:02:53,493 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 03:02:53,493 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:02:53,522 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 03:02:53,523 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 03:02:53,525 INFO L87 Difference]: Start difference. First operand has 89 states, 53 states have (on average 1.471698113207547) internal successors, (78), 54 states have internal predecessors, (78), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) Second operand has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-29 03:02:58,427 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.84s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:02:58,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:02:58,428 INFO L93 Difference]: Finished difference Result 175 states and 319 transitions. [2023-11-29 03:02:58,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 03:02:58,652 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 205 [2023-11-29 03:02:58,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:02:58,659 INFO L225 Difference]: With dead ends: 175 [2023-11-29 03:02:58,659 INFO L226 Difference]: Without dead ends: 87 [2023-11-29 03:02:58,662 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 204 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 03:02:58,666 INFO L413 NwaCegarLoop]: 135 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 135 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2023-11-29 03:02:58,667 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 135 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 4.9s Time] [2023-11-29 03:02:58,683 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2023-11-29 03:02:58,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2023-11-29 03:02:58,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 52 states have (on average 1.3846153846153846) internal successors, (72), 52 states have internal predecessors, (72), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-29 03:02:58,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 138 transitions. [2023-11-29 03:02:58,710 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 138 transitions. Word has length 205 [2023-11-29 03:02:58,710 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:02:58,710 INFO L495 AbstractCegarLoop]: Abstraction has 87 states and 138 transitions. [2023-11-29 03:02:58,711 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-29 03:02:58,711 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 138 transitions. [2023-11-29 03:02:58,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-11-29 03:02:58,714 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:02:58,714 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:02:58,736 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/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 03:02:58,915 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/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 03:02:58,915 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:02:58,916 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:02:58,916 INFO L85 PathProgramCache]: Analyzing trace with hash -242935254, now seen corresponding path program 1 times [2023-11-29 03:02:58,917 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:02:58,917 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [941549473] [2023-11-29 03:02:58,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:02:58,917 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 03:02:58,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:02:58,918 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/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 03:02:58,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/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 03:03:00,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:00,360 INFO L262 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 03:03:00,370 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:03:05,093 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2023-11-29 03:03:05,094 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:03:05,094 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:03:05,094 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [941549473] [2023-11-29 03:03:05,094 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [941549473] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:03:05,095 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:03:05,095 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 03:03:05,095 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1547774697] [2023-11-29 03:03:05,095 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:03:05,097 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 03:03:05,098 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:03:05,099 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 03:03:05,099 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 03:03:05,100 INFO L87 Difference]: Start difference. First operand 87 states and 138 transitions. Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 2 states have internal predecessors, (43), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-29 03:03:06,504 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:03:11,653 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.76s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:03:16,633 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.98s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:03:21,674 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:03:25,679 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 03:03:26,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:03:26,061 INFO L93 Difference]: Finished difference Result 244 states and 389 transitions. [2023-11-29 03:03:26,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 03:03:26,065 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 2 states have internal predecessors, (43), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 205 [2023-11-29 03:03:26,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:03:26,069 INFO L225 Difference]: With dead ends: 244 [2023-11-29 03:03:26,070 INFO L226 Difference]: Without dead ends: 158 [2023-11-29 03:03:26,071 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 203 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 03:03:26,073 INFO L413 NwaCegarLoop]: 128 mSDtfsCounter, 17 mSDsluCounter, 116 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 3 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 244 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.9s IncrementalHoareTripleChecker+Time [2023-11-29 03:03:26,073 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [17 Valid, 244 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 27 Invalid, 4 Unknown, 0 Unchecked, 20.9s Time] [2023-11-29 03:03:26,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2023-11-29 03:03:26,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 155. [2023-11-29 03:03:26,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 155 states, 86 states have (on average 1.2906976744186047) internal successors, (111), 86 states have internal predecessors, (111), 66 states have call successors, (66), 2 states have call predecessors, (66), 2 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2023-11-29 03:03:26,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 243 transitions. [2023-11-29 03:03:26,108 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 243 transitions. Word has length 205 [2023-11-29 03:03:26,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:03:26,109 INFO L495 AbstractCegarLoop]: Abstraction has 155 states and 243 transitions. [2023-11-29 03:03:26,110 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 2 states have internal predecessors, (43), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-29 03:03:26,110 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 243 transitions. [2023-11-29 03:03:26,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-11-29 03:03:26,114 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:03:26,115 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:03:26,137 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/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 03:03:26,322 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/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 03:03:26,323 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:03:26,323 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:03:26,323 INFO L85 PathProgramCache]: Analyzing trace with hash 1799168339, now seen corresponding path program 1 times [2023-11-29 03:03:26,324 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:03:26,324 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1106314498] [2023-11-29 03:03:26,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:03:26,325 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 03:03:26,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:03:26,326 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/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 03:03:26,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/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 03:03:27,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:27,764 INFO L262 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 03:03:27,773 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:03:28,448 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 782 proven. 21 refuted. 0 times theorem prover too weak. 1309 trivial. 0 not checked. [2023-11-29 03:03:28,448 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 03:03:29,159 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 75 proven. 21 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2023-11-29 03:03:29,160 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:03:29,160 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1106314498] [2023-11-29 03:03:29,160 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1106314498] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 03:03:29,160 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 03:03:29,161 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2023-11-29 03:03:29,161 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1939353860] [2023-11-29 03:03:29,161 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 03:03:29,162 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 03:03:29,162 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:03:29,163 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 03:03:29,163 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-29 03:03:29,164 INFO L87 Difference]: Start difference. First operand 155 states and 243 transitions. Second operand has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 7 states have internal predecessors, (53), 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 03:03:35,529 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.83s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:03:39,539 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:03:43,545 WARN L539 Checker$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 03:03:43,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:03:43,812 INFO L93 Difference]: Finished difference Result 257 states and 393 transitions. [2023-11-29 03:03:43,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-29 03:03:43,813 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 7 states have internal predecessors, (53), 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 206 [2023-11-29 03:03:43,815 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:03:43,818 INFO L225 Difference]: With dead ends: 257 [2023-11-29 03:03:43,818 INFO L226 Difference]: Without dead ends: 169 [2023-11-29 03:03:43,819 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 414 GetRequests, 404 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2023-11-29 03:03:43,821 INFO L413 NwaCegarLoop]: 95 mSDtfsCounter, 138 mSDsluCounter, 122 mSDsCounter, 0 mSdLazyCounter, 178 mSolverCounterSat, 52 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 162 SdHoareTripleChecker+Valid, 217 SdHoareTripleChecker+Invalid, 233 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 178 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.4s IncrementalHoareTripleChecker+Time [2023-11-29 03:03:43,822 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [162 Valid, 217 Invalid, 233 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 178 Invalid, 3 Unknown, 0 Unchecked, 14.4s Time] [2023-11-29 03:03:43,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2023-11-29 03:03:43,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 161. [2023-11-29 03:03:43,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 161 states, 90 states have (on average 1.2333333333333334) internal successors, (111), 90 states have internal predecessors, (111), 66 states have call successors, (66), 4 states have call predecessors, (66), 4 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2023-11-29 03:03:43,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 243 transitions. [2023-11-29 03:03:43,854 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 243 transitions. Word has length 206 [2023-11-29 03:03:43,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:03:43,856 INFO L495 AbstractCegarLoop]: Abstraction has 161 states and 243 transitions. [2023-11-29 03:03:43,856 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 7 states have internal predecessors, (53), 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 03:03:43,856 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 243 transitions. [2023-11-29 03:03:43,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-11-29 03:03:43,860 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:03:43,860 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:03:43,882 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/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 03:03:44,062 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/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 03:03:44,063 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:03:44,063 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:03:44,063 INFO L85 PathProgramCache]: Analyzing trace with hash 1650185819, now seen corresponding path program 1 times [2023-11-29 03:03:44,064 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:03:44,064 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1459613686] [2023-11-29 03:03:44,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:03:44,064 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 03:03:44,064 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:03:44,065 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/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 03:03:44,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/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 03:03:45,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:45,474 INFO L262 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 03:03:45,479 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:03:53,140 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2023-11-29 03:03:53,140 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:03:53,140 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:03:53,140 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1459613686] [2023-11-29 03:03:53,140 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1459613686] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:03:53,141 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:03:53,141 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 03:03:53,141 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [161942490] [2023-11-29 03:03:53,141 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:03:53,142 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 03:03:53,142 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:03:53,142 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 03:03:53,143 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 03:03:53,143 INFO L87 Difference]: Start difference. First operand 161 states and 243 transitions. Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-29 03:04:00,585 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.77s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:04:04,591 WARN L539 Checker$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 03:04:09,583 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.99s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:04:13,591 WARN L539 Checker$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 03:04:18,642 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:04:22,661 WARN L539 Checker$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 [] [2023-11-29 03:04:25,347 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:04:30,562 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.75s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:04:34,565 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:04:39,532 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.97s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:04:43,537 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:04:48,665 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:04:52,676 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:04:56,681 WARN L539 Checker$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 03:04:56,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:04:56,681 INFO L93 Difference]: Finished difference Result 271 states and 413 transitions. [2023-11-29 03:04:56,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 03:04:56,923 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 206 [2023-11-29 03:04:56,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:04:56,925 INFO L225 Difference]: With dead ends: 271 [2023-11-29 03:04:56,925 INFO L226 Difference]: Without dead ends: 182 [2023-11-29 03:04:56,926 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 206 GetRequests, 203 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 03:04:56,927 INFO L413 NwaCegarLoop]: 114 mSDtfsCounter, 72 mSDsluCounter, 214 mSDsCounter, 0 mSdLazyCounter, 73 mSolverCounterSat, 68 mSolverCounterUnsat, 13 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 62.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 72 SdHoareTripleChecker+Valid, 328 SdHoareTripleChecker+Invalid, 154 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 68 IncrementalHoareTripleChecker+Valid, 73 IncrementalHoareTripleChecker+Invalid, 13 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 63.4s IncrementalHoareTripleChecker+Time [2023-11-29 03:04:56,928 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [72 Valid, 328 Invalid, 154 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [68 Valid, 73 Invalid, 13 Unknown, 0 Unchecked, 63.4s Time] [2023-11-29 03:04:56,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2023-11-29 03:04:56,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 167. [2023-11-29 03:04:56,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 167 states, 96 states have (on average 1.2395833333333333) internal successors, (119), 96 states have internal predecessors, (119), 66 states have call successors, (66), 4 states have call predecessors, (66), 4 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2023-11-29 03:04:56,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 251 transitions. [2023-11-29 03:04:56,958 INFO L78 Accepts]: Start accepts. Automaton has 167 states and 251 transitions. Word has length 206 [2023-11-29 03:04:56,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:04:56,959 INFO L495 AbstractCegarLoop]: Abstraction has 167 states and 251 transitions. [2023-11-29 03:04:56,959 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-29 03:04:56,960 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 251 transitions. [2023-11-29 03:04:56,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2023-11-29 03:04:56,961 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:04:56,962 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:04:56,982 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/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 03:04:57,162 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/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 03:04:57,162 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:04:57,163 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:04:57,163 INFO L85 PathProgramCache]: Analyzing trace with hash 259672692, now seen corresponding path program 1 times [2023-11-29 03:04:57,163 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:04:57,163 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1728294831] [2023-11-29 03:04:57,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:04:57,164 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 03:04:57,164 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:04:57,164 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/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 03:04:57,165 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/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 03:04:58,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:04:58,535 INFO L262 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 03:04:58,544 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:05:03,350 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2023-11-29 03:05:03,350 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:05:03,350 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:05:03,351 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1728294831] [2023-11-29 03:05:03,351 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1728294831] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:05:03,351 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:05:03,351 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 03:05:03,351 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1533330922] [2023-11-29 03:05:03,351 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:05:03,352 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 03:05:03,352 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:05:03,353 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 03:05:03,353 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-29 03:05:03,354 INFO L87 Difference]: Start difference. First operand 167 states and 251 transitions. Second operand has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-29 03:05:09,231 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.75s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:05:14,203 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.97s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:05:19,250 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:05:23,256 WARN L539 Checker$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 03:05:27,271 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:05:33,574 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.75s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:05:38,563 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.99s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:05:43,626 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:05:47,632 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:05:51,638 WARN L539 Checker$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 03:05:55,642 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 03:05:55,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:05:55,643 INFO L93 Difference]: Finished difference Result 276 states and 416 transitions. [2023-11-29 03:05:55,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 03:05:55,884 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 208 [2023-11-29 03:05:55,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:05:55,887 INFO L225 Difference]: With dead ends: 276 [2023-11-29 03:05:55,887 INFO L226 Difference]: Without dead ends: 179 [2023-11-29 03:05:55,887 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 210 GetRequests, 204 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-29 03:05:55,888 INFO L413 NwaCegarLoop]: 125 mSDtfsCounter, 81 mSDsluCounter, 304 mSDsCounter, 0 mSdLazyCounter, 103 mSolverCounterSat, 68 mSolverCounterUnsat, 11 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 50.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 81 SdHoareTripleChecker+Valid, 429 SdHoareTripleChecker+Invalid, 182 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 68 IncrementalHoareTripleChecker+Valid, 103 IncrementalHoareTripleChecker+Invalid, 11 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 52.1s IncrementalHoareTripleChecker+Time [2023-11-29 03:05:55,889 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [81 Valid, 429 Invalid, 182 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [68 Valid, 103 Invalid, 11 Unknown, 0 Unchecked, 52.1s Time] [2023-11-29 03:05:55,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 179 states. [2023-11-29 03:05:55,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 179 to 166. [2023-11-29 03:05:55,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 166 states, 95 states have (on average 1.2105263157894737) internal successors, (115), 95 states have internal predecessors, (115), 66 states have call successors, (66), 4 states have call predecessors, (66), 4 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2023-11-29 03:05:55,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 247 transitions. [2023-11-29 03:05:55,922 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 247 transitions. Word has length 208 [2023-11-29 03:05:55,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:05:55,922 INFO L495 AbstractCegarLoop]: Abstraction has 166 states and 247 transitions. [2023-11-29 03:05:55,922 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-29 03:05:55,922 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 247 transitions. [2023-11-29 03:05:55,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2023-11-29 03:05:55,923 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:05:55,924 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:05:55,946 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/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 03:05:56,124 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/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 03:05:56,124 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:05:56,125 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:05:56,125 INFO L85 PathProgramCache]: Analyzing trace with hash 939731062, now seen corresponding path program 1 times [2023-11-29 03:05:56,125 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:05:56,125 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [167913422] [2023-11-29 03:05:56,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:05:56,126 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 03:05:56,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:05:56,126 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/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 03:05:56,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/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 03:05:57,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:05:57,493 INFO L262 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 03:05:57,496 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:05:57,562 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2023-11-29 03:05:57,562 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:05:57,562 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:05:57,563 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [167913422] [2023-11-29 03:05:57,563 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [167913422] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:05:57,563 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:05:57,563 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 03:05:57,563 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [910291334] [2023-11-29 03:05:57,563 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:05:57,563 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 03:05:57,563 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:05:57,564 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 03:05:57,564 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 03:05:57,564 INFO L87 Difference]: Start difference. First operand 166 states and 247 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-29 03:06:02,815 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.81s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:06:06,819 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:06:10,826 WARN L539 Checker$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 03:06:11,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:06:11,091 INFO L93 Difference]: Finished difference Result 266 states and 399 transitions. [2023-11-29 03:06:11,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 03:06:11,092 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 208 [2023-11-29 03:06:11,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:06:11,094 INFO L225 Difference]: With dead ends: 266 [2023-11-29 03:06:11,094 INFO L226 Difference]: Without dead ends: 177 [2023-11-29 03:06:11,095 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 206 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 03:06:11,096 INFO L413 NwaCegarLoop]: 134 mSDtfsCounter, 12 mSDsluCounter, 120 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 3 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 254 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.5s IncrementalHoareTripleChecker+Time [2023-11-29 03:06:11,096 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 254 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 13 Invalid, 3 Unknown, 0 Unchecked, 13.5s Time] [2023-11-29 03:06:11,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states. [2023-11-29 03:06:11,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 171. [2023-11-29 03:06:11,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 171 states, 100 states have (on average 1.22) internal successors, (122), 100 states have internal predecessors, (122), 66 states have call successors, (66), 4 states have call predecessors, (66), 4 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2023-11-29 03:06:11,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 171 states and 254 transitions. [2023-11-29 03:06:11,116 INFO L78 Accepts]: Start accepts. Automaton has 171 states and 254 transitions. Word has length 208 [2023-11-29 03:06:11,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:06:11,116 INFO L495 AbstractCegarLoop]: Abstraction has 171 states and 254 transitions. [2023-11-29 03:06:11,117 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-29 03:06:11,117 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 254 transitions. [2023-11-29 03:06:11,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2023-11-29 03:06:11,118 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:06:11,118 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:06:11,138 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0 [2023-11-29 03:06:11,318 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/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 03:06:11,319 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:06:11,319 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:06:11,319 INFO L85 PathProgramCache]: Analyzing trace with hash -1580228872, now seen corresponding path program 1 times [2023-11-29 03:06:11,319 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:06:11,319 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [385644411] [2023-11-29 03:06:11,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:06:11,320 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 03:06:11,320 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:06:11,320 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/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 03:06:11,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b8675d-74f7-455c-8031-2c55d967e9a7/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2023-11-29 03:06:12,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:06:12,734 INFO L262 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-29 03:06:12,740 INFO L285 TraceCheckSpWp]: Computing forward predicates...