./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-84.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_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/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_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-84.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/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_06c86884-e0a2-4917-bcf4-463e028f67b6/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 9814b6f663b6f8344bf47c3f11a6e8397e36d86baf563eb7b8c9e4a0d3ef60c6 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 01:51:20,754 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 01:51:20,818 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-29 01:51:20,822 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 01:51:20,823 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 01:51:20,847 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 01:51:20,848 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 01:51:20,849 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 01:51:20,849 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 01:51:20,850 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 01:51:20,850 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 01:51:20,851 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 01:51:20,852 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 01:51:20,852 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 01:51:20,853 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 01:51:20,853 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 01:51:20,854 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 01:51:20,854 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 01:51:20,855 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 01:51:20,855 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 01:51:20,856 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 01:51:20,857 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 01:51:20,857 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 01:51:20,858 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 01:51:20,858 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 01:51:20,859 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 01:51:20,859 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 01:51:20,860 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 01:51:20,860 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 01:51:20,860 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 01:51:20,861 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 01:51:20,861 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 01:51:20,861 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 01:51:20,862 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 01:51:20,862 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 01:51:20,862 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 01:51:20,862 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 01:51:20,862 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 01:51:20,863 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 01:51:20,863 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 01:51:20,863 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 01:51:20,863 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 01:51:20,863 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_06c86884-e0a2-4917-bcf4-463e028f67b6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9814b6f663b6f8344bf47c3f11a6e8397e36d86baf563eb7b8c9e4a0d3ef60c6 [2023-11-29 01:51:21,072 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 01:51:21,093 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 01:51:21,095 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 01:51:21,096 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 01:51:21,097 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 01:51:21,098 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-84.i [2023-11-29 01:51:23,781 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 01:51:23,997 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 01:51:23,998 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-84.i [2023-11-29 01:51:24,008 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/data/fd79d58f4/ff906be70edb494c9a2802d739c254ee/FLAG7fcf7959b [2023-11-29 01:51:24,021 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/data/fd79d58f4/ff906be70edb494c9a2802d739c254ee [2023-11-29 01:51:24,023 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 01:51:24,025 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 01:51:24,026 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 01:51:24,026 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 01:51:24,030 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 01:51:24,031 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 01:51:24" (1/1) ... [2023-11-29 01:51:24,032 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4867e5ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:51:24, skipping insertion in model container [2023-11-29 01:51:24,032 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 01:51:24" (1/1) ... [2023-11-29 01:51:24,063 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 01:51:24,182 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_06c86884-e0a2-4917-bcf4-463e028f67b6/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-84.i[915,928] [2023-11-29 01:51:24,248 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 01:51:24,261 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 01:51:24,273 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-84.i[915,928] [2023-11-29 01:51:24,308 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 01:51:24,326 INFO L206 MainTranslator]: Completed translation [2023-11-29 01:51:24,326 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:51:24 WrapperNode [2023-11-29 01:51:24,327 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 01:51:24,328 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 01:51:24,328 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 01:51:24,328 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 01:51:24,335 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:51:24" (1/1) ... [2023-11-29 01:51:24,348 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:51:24" (1/1) ... [2023-11-29 01:51:24,388 INFO L138 Inliner]: procedures = 26, calls = 55, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 272 [2023-11-29 01:51:24,388 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 01:51:24,389 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 01:51:24,389 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 01:51:24,389 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 01:51:24,400 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:51:24" (1/1) ... [2023-11-29 01:51:24,400 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:51:24" (1/1) ... [2023-11-29 01:51:24,404 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:51:24" (1/1) ... [2023-11-29 01:51:24,424 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 01:51:24,425 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:51:24" (1/1) ... [2023-11-29 01:51:24,425 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:51:24" (1/1) ... [2023-11-29 01:51:24,438 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:51:24" (1/1) ... [2023-11-29 01:51:24,443 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:51:24" (1/1) ... [2023-11-29 01:51:24,448 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:51:24" (1/1) ... [2023-11-29 01:51:24,451 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:51:24" (1/1) ... [2023-11-29 01:51:24,458 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 01:51:24,459 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 01:51:24,459 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 01:51:24,459 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 01:51:24,460 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:51:24" (1/1) ... [2023-11-29 01:51:24,464 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 01:51:24,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:51:24,486 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 01:51:24,488 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 01:51:24,514 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 01:51:24,514 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 01:51:24,515 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 01:51:24,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 01:51:24,515 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 01:51:24,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 01:51:24,592 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 01:51:24,595 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 01:51:24,996 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 01:51:25,026 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 01:51:25,027 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 01:51:25,027 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:51:25 BoogieIcfgContainer [2023-11-29 01:51:25,027 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 01:51:25,031 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 01:51:25,031 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 01:51:25,034 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 01:51:25,034 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 01:51:24" (1/3) ... [2023-11-29 01:51:25,035 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ea2cc48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 01:51:25, skipping insertion in model container [2023-11-29 01:51:25,035 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:51:24" (2/3) ... [2023-11-29 01:51:25,035 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ea2cc48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 01:51:25, skipping insertion in model container [2023-11-29 01:51:25,036 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:51:25" (3/3) ... [2023-11-29 01:51:25,037 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-84.i [2023-11-29 01:51:25,056 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 01:51:25,057 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 01:51:25,105 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 01:51:25,111 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;@72aaa70a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 01:51:25,111 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 01:51:25,115 INFO L276 IsEmpty]: Start isEmpty. Operand has 111 states, 66 states have (on average 1.4545454545454546) internal successors, (96), 67 states have internal predecessors, (96), 42 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2023-11-29 01:51:25,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2023-11-29 01:51:25,134 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:51:25,135 INFO L195 NwaCegarLoop]: trace histogram [42, 42, 42, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:51:25,136 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:51:25,140 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:51:25,140 INFO L85 PathProgramCache]: Analyzing trace with hash 206276914, now seen corresponding path program 1 times [2023-11-29 01:51:25,147 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:51:25,147 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1499023596] [2023-11-29 01:51:25,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:51:25,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:51:25,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:51:25,357 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:51:25,358 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1499023596] [2023-11-29 01:51:25,358 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-29 01:51:25,359 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1385324374] [2023-11-29 01:51:25,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:51:25,359 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:51:25,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:51:25,364 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:51:25,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-29 01:51:25,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:51:25,576 INFO L262 TraceCheckSpWp]: Trace formula consists of 568 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 01:51:25,611 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:51:25,697 INFO L134 CoverageAnalysis]: Checked inductivity of 3444 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 3362 trivial. 0 not checked. [2023-11-29 01:51:25,697 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:51:25,697 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1385324374] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:51:25,697 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:51:25,698 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 01:51:25,699 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2135887900] [2023-11-29 01:51:25,700 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:51:25,704 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 01:51:25,705 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:51:25,732 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 01:51:25,733 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 01:51:25,735 INFO L87 Difference]: Start difference. First operand has 111 states, 66 states have (on average 1.4545454545454546) internal successors, (96), 67 states have internal predecessors, (96), 42 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) Second operand has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 2 states have call successors, (42) [2023-11-29 01:51:25,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:51:25,780 INFO L93 Difference]: Finished difference Result 219 states and 400 transitions. [2023-11-29 01:51:25,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 01:51:25,782 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 2 states have call successors, (42) Word has length 257 [2023-11-29 01:51:25,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:51:25,790 INFO L225 Difference]: With dead ends: 219 [2023-11-29 01:51:25,791 INFO L226 Difference]: Without dead ends: 109 [2023-11-29 01:51:25,795 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 256 GetRequests, 256 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 01:51:25,798 INFO L413 NwaCegarLoop]: 172 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, 172 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 01:51:25,799 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 172 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 01:51:25,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2023-11-29 01:51:25,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 109. [2023-11-29 01:51:25,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109 states, 65 states have (on average 1.4) internal successors, (91), 65 states have internal predecessors, (91), 42 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2023-11-29 01:51:25,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 175 transitions. [2023-11-29 01:51:25,851 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 175 transitions. Word has length 257 [2023-11-29 01:51:25,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:51:25,851 INFO L495 AbstractCegarLoop]: Abstraction has 109 states and 175 transitions. [2023-11-29 01:51:25,852 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 2 states have call successors, (42) [2023-11-29 01:51:25,852 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 175 transitions. [2023-11-29 01:51:25,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2023-11-29 01:51:25,859 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:51:25,859 INFO L195 NwaCegarLoop]: trace histogram [42, 42, 42, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:51:25,869 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-29 01:51:26,064 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-29 01:51:26,064 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:51:26,065 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:51:26,065 INFO L85 PathProgramCache]: Analyzing trace with hash -561590986, now seen corresponding path program 1 times [2023-11-29 01:51:26,065 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:51:26,066 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [969544269] [2023-11-29 01:51:26,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:51:26,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:51:26,139 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:51:26,139 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [417945751] [2023-11-29 01:51:26,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:51:26,140 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:51:26,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:51:26,141 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:51:26,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-29 01:51:26,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:51:26,311 INFO L262 TraceCheckSpWp]: Trace formula consists of 568 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 01:51:26,322 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:51:37,918 INFO L134 CoverageAnalysis]: Checked inductivity of 3444 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3444 trivial. 0 not checked. [2023-11-29 01:51:37,918 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:51:37,919 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:51:37,919 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [969544269] [2023-11-29 01:51:37,919 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:51:37,919 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [417945751] [2023-11-29 01:51:37,919 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [417945751] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:51:37,919 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:51:37,919 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 01:51:37,920 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1939659575] [2023-11-29 01:51:37,920 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:51:37,921 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 01:51:37,921 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:51:37,922 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 01:51:37,922 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-29 01:51:37,922 INFO L87 Difference]: Start difference. First operand 109 states and 175 transitions. Second operand has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 6 states have internal predecessors, (50), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) [2023-11-29 01:51:43,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:51:43,273 INFO L93 Difference]: Finished difference Result 267 states and 419 transitions. [2023-11-29 01:51:43,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-29 01:51:43,274 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 6 states have internal predecessors, (50), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) Word has length 257 [2023-11-29 01:51:43,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:51:43,278 INFO L225 Difference]: With dead ends: 267 [2023-11-29 01:51:43,278 INFO L226 Difference]: Without dead ends: 159 [2023-11-29 01:51:43,280 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 260 GetRequests, 252 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2023-11-29 01:51:43,281 INFO L413 NwaCegarLoop]: 160 mSDtfsCounter, 100 mSDsluCounter, 571 mSDsCounter, 0 mSdLazyCounter, 167 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 100 SdHoareTripleChecker+Valid, 731 SdHoareTripleChecker+Invalid, 170 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 167 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2023-11-29 01:51:43,282 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [100 Valid, 731 Invalid, 170 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 167 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2023-11-29 01:51:43,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2023-11-29 01:51:43,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 142. [2023-11-29 01:51:43,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 142 states, 93 states have (on average 1.4086021505376345) internal successors, (131), 94 states have internal predecessors, (131), 46 states have call successors, (46), 2 states have call predecessors, (46), 2 states have return successors, (46), 45 states have call predecessors, (46), 46 states have call successors, (46) [2023-11-29 01:51:43,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 223 transitions. [2023-11-29 01:51:43,313 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 223 transitions. Word has length 257 [2023-11-29 01:51:43,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:51:43,315 INFO L495 AbstractCegarLoop]: Abstraction has 142 states and 223 transitions. [2023-11-29 01:51:43,315 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 6 states have internal predecessors, (50), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) [2023-11-29 01:51:43,315 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 223 transitions. [2023-11-29 01:51:43,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2023-11-29 01:51:43,321 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:51:43,321 INFO L195 NwaCegarLoop]: trace histogram [42, 42, 42, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:51:43,327 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-29 01:51:43,521 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:51:43,522 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:51:43,522 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:51:43,522 INFO L85 PathProgramCache]: Analyzing trace with hash 139473592, now seen corresponding path program 1 times [2023-11-29 01:51:43,523 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:51:43,523 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [618361061] [2023-11-29 01:51:43,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:51:43,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:51:43,571 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:51:43,571 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1853911705] [2023-11-29 01:51:43,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:51:43,572 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:51:43,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:51:43,573 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:51:43,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-29 01:51:43,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:51:43,718 INFO L262 TraceCheckSpWp]: Trace formula consists of 567 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 01:51:43,724 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:52:00,453 INFO L134 CoverageAnalysis]: Checked inductivity of 3444 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3444 trivial. 0 not checked. [2023-11-29 01:52:00,453 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:52:00,453 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:52:00,453 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [618361061] [2023-11-29 01:52:00,453 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:52:00,453 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1853911705] [2023-11-29 01:52:00,454 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1853911705] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:52:00,454 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:52:00,454 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 01:52:00,454 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1529732371] [2023-11-29 01:52:00,454 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:52:00,455 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 01:52:00,455 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:52:00,456 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 01:52:00,456 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-29 01:52:00,457 INFO L87 Difference]: Start difference. First operand 142 states and 223 transitions. Second operand has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 6 states have internal predecessors, (50), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) [2023-11-29 01:52:06,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:52:06,094 INFO L93 Difference]: Finished difference Result 281 states and 440 transitions. [2023-11-29 01:52:06,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 01:52:06,095 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 6 states have internal predecessors, (50), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) Word has length 257 [2023-11-29 01:52:06,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:52:06,097 INFO L225 Difference]: With dead ends: 281 [2023-11-29 01:52:06,098 INFO L226 Difference]: Without dead ends: 140 [2023-11-29 01:52:06,098 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 259 GetRequests, 252 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 7.4s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2023-11-29 01:52:06,099 INFO L413 NwaCegarLoop]: 171 mSDtfsCounter, 90 mSDsluCounter, 468 mSDsCounter, 0 mSdLazyCounter, 81 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 639 SdHoareTripleChecker+Invalid, 94 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 81 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2023-11-29 01:52:06,100 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [90 Valid, 639 Invalid, 94 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 81 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2023-11-29 01:52:06,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2023-11-29 01:52:06,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 137. [2023-11-29 01:52:06,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 137 states, 88 states have (on average 1.3863636363636365) internal successors, (122), 89 states have internal predecessors, (122), 46 states have call successors, (46), 2 states have call predecessors, (46), 2 states have return successors, (46), 45 states have call predecessors, (46), 46 states have call successors, (46) [2023-11-29 01:52:06,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 214 transitions. [2023-11-29 01:52:06,124 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 214 transitions. Word has length 257 [2023-11-29 01:52:06,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:52:06,125 INFO L495 AbstractCegarLoop]: Abstraction has 137 states and 214 transitions. [2023-11-29 01:52:06,126 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 6 states have internal predecessors, (50), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) [2023-11-29 01:52:06,126 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 214 transitions. [2023-11-29 01:52:06,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2023-11-29 01:52:06,128 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:52:06,129 INFO L195 NwaCegarLoop]: trace histogram [42, 42, 42, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:52:06,135 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-11-29 01:52:06,329 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:52:06,330 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:52:06,330 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:52:06,330 INFO L85 PathProgramCache]: Analyzing trace with hash 336603170, now seen corresponding path program 1 times [2023-11-29 01:52:06,330 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:52:06,330 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [223916124] [2023-11-29 01:52:06,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:52:06,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:52:06,368 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:52:06,368 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1936657775] [2023-11-29 01:52:06,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:52:06,369 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:52:06,369 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:52:06,370 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:52:06,372 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-29 01:52:06,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:52:06,484 INFO L262 TraceCheckSpWp]: Trace formula consists of 571 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-29 01:52:06,489 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:52:07,334 INFO L134 CoverageAnalysis]: Checked inductivity of 3444 backedges. 357 proven. 117 refuted. 0 times theorem prover too weak. 2970 trivial. 0 not checked. [2023-11-29 01:52:07,334 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:52:28,381 INFO L134 CoverageAnalysis]: Checked inductivity of 3444 backedges. 6 proven. 117 refuted. 0 times theorem prover too weak. 3321 trivial. 0 not checked. [2023-11-29 01:52:28,381 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:52:28,381 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [223916124] [2023-11-29 01:52:28,381 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:52:28,381 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1936657775] [2023-11-29 01:52:28,382 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1936657775] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 01:52:28,382 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 01:52:28,382 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 11 [2023-11-29 01:52:28,382 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1776721237] [2023-11-29 01:52:28,382 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 01:52:28,383 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-11-29 01:52:28,383 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:52:28,384 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-11-29 01:52:28,384 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=74, Unknown=3, NotChecked=0, Total=110 [2023-11-29 01:52:28,385 INFO L87 Difference]: Start difference. First operand 137 states and 214 transitions. Second operand has 11 states, 11 states have (on average 9.0) internal successors, (99), 11 states have internal predecessors, (99), 3 states have call successors, (81), 2 states have call predecessors, (81), 4 states have return successors, (82), 3 states have call predecessors, (82), 3 states have call successors, (82) [2023-11-29 01:52:37,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:52:37,486 INFO L93 Difference]: Finished difference Result 302 states and 462 transitions. [2023-11-29 01:52:37,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-29 01:52:37,487 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 9.0) internal successors, (99), 11 states have internal predecessors, (99), 3 states have call successors, (81), 2 states have call predecessors, (81), 4 states have return successors, (82), 3 states have call predecessors, (82), 3 states have call successors, (82) Word has length 258 [2023-11-29 01:52:37,488 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:52:37,491 INFO L225 Difference]: With dead ends: 302 [2023-11-29 01:52:37,491 INFO L226 Difference]: Without dead ends: 166 [2023-11-29 01:52:37,492 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 520 GetRequests, 505 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 14.0s TimeCoverageRelationStatistics Valid=81, Invalid=188, Unknown=3, NotChecked=0, Total=272 [2023-11-29 01:52:37,493 INFO L413 NwaCegarLoop]: 108 mSDtfsCounter, 157 mSDsluCounter, 286 mSDsCounter, 0 mSdLazyCounter, 575 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 159 SdHoareTripleChecker+Valid, 394 SdHoareTripleChecker+Invalid, 590 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 575 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.8s IncrementalHoareTripleChecker+Time [2023-11-29 01:52:37,493 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [159 Valid, 394 Invalid, 590 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 575 Invalid, 0 Unknown, 0 Unchecked, 8.8s Time] [2023-11-29 01:52:37,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2023-11-29 01:52:37,515 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 150. [2023-11-29 01:52:37,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 150 states, 99 states have (on average 1.3636363636363635) internal successors, (135), 100 states have internal predecessors, (135), 46 states have call successors, (46), 4 states have call predecessors, (46), 4 states have return successors, (46), 45 states have call predecessors, (46), 46 states have call successors, (46) [2023-11-29 01:52:37,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 227 transitions. [2023-11-29 01:52:37,518 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 227 transitions. Word has length 258 [2023-11-29 01:52:37,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:52:37,520 INFO L495 AbstractCegarLoop]: Abstraction has 150 states and 227 transitions. [2023-11-29 01:52:37,520 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 9.0) internal successors, (99), 11 states have internal predecessors, (99), 3 states have call successors, (81), 2 states have call predecessors, (81), 4 states have return successors, (82), 3 states have call predecessors, (82), 3 states have call successors, (82) [2023-11-29 01:52:37,520 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 227 transitions. [2023-11-29 01:52:37,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2023-11-29 01:52:37,522 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:52:37,523 INFO L195 NwaCegarLoop]: trace histogram [42, 42, 42, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:52:37,529 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-11-29 01:52:37,728 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:52:37,728 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:52:37,729 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:52:37,729 INFO L85 PathProgramCache]: Analyzing trace with hash 1037667748, now seen corresponding path program 1 times [2023-11-29 01:52:37,729 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:52:37,729 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [377574467] [2023-11-29 01:52:37,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:52:37,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:52:37,755 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:52:37,755 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1623252250] [2023-11-29 01:52:37,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:52:37,756 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:52:37,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:52:37,757 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:52:37,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-29 01:52:37,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:52:37,887 INFO L262 TraceCheckSpWp]: Trace formula consists of 570 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-29 01:52:37,892 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:52:38,133 INFO L134 CoverageAnalysis]: Checked inductivity of 3444 backedges. 357 proven. 117 refuted. 0 times theorem prover too weak. 2970 trivial. 0 not checked. [2023-11-29 01:52:38,133 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:52:38,350 INFO L134 CoverageAnalysis]: Checked inductivity of 3444 backedges. 6 proven. 117 refuted. 0 times theorem prover too weak. 3321 trivial. 0 not checked. [2023-11-29 01:52:38,350 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:52:38,350 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [377574467] [2023-11-29 01:52:38,350 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:52:38,351 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1623252250] [2023-11-29 01:52:38,351 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1623252250] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 01:52:38,351 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 01:52:38,351 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2023-11-29 01:52:38,351 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [822716107] [2023-11-29 01:52:38,351 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 01:52:38,352 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-29 01:52:38,352 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:52:38,353 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-29 01:52:38,353 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2023-11-29 01:52:38,353 INFO L87 Difference]: Start difference. First operand 150 states and 227 transitions. Second operand has 10 states, 10 states have (on average 9.3) internal successors, (93), 10 states have internal predecessors, (93), 3 states have call successors, (81), 2 states have call predecessors, (81), 4 states have return successors, (82), 3 states have call predecessors, (82), 3 states have call successors, (82) [2023-11-29 01:52:38,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:52:38,743 INFO L93 Difference]: Finished difference Result 301 states and 455 transitions. [2023-11-29 01:52:38,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-29 01:52:38,744 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 9.3) internal successors, (93), 10 states have internal predecessors, (93), 3 states have call successors, (81), 2 states have call predecessors, (81), 4 states have return successors, (82), 3 states have call predecessors, (82), 3 states have call successors, (82) Word has length 258 [2023-11-29 01:52:38,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:52:38,747 INFO L225 Difference]: With dead ends: 301 [2023-11-29 01:52:38,747 INFO L226 Difference]: Without dead ends: 152 [2023-11-29 01:52:38,748 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 518 GetRequests, 506 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=62, Invalid=120, Unknown=0, NotChecked=0, Total=182 [2023-11-29 01:52:38,749 INFO L413 NwaCegarLoop]: 101 mSDtfsCounter, 156 mSDsluCounter, 213 mSDsCounter, 0 mSdLazyCounter, 526 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 158 SdHoareTripleChecker+Valid, 314 SdHoareTripleChecker+Invalid, 545 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 526 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-29 01:52:38,749 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [158 Valid, 314 Invalid, 545 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 526 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-29 01:52:38,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2023-11-29 01:52:38,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 150. [2023-11-29 01:52:38,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 150 states, 99 states have (on average 1.3535353535353536) internal successors, (134), 100 states have internal predecessors, (134), 46 states have call successors, (46), 4 states have call predecessors, (46), 4 states have return successors, (46), 45 states have call predecessors, (46), 46 states have call successors, (46) [2023-11-29 01:52:38,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 226 transitions. [2023-11-29 01:52:38,771 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 226 transitions. Word has length 258 [2023-11-29 01:52:38,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:52:38,772 INFO L495 AbstractCegarLoop]: Abstraction has 150 states and 226 transitions. [2023-11-29 01:52:38,773 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 9.3) internal successors, (93), 10 states have internal predecessors, (93), 3 states have call successors, (81), 2 states have call predecessors, (81), 4 states have return successors, (82), 3 states have call predecessors, (82), 3 states have call successors, (82) [2023-11-29 01:52:38,773 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 226 transitions. [2023-11-29 01:52:38,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2023-11-29 01:52:38,775 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:52:38,775 INFO L195 NwaCegarLoop]: trace histogram [42, 42, 42, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:52:38,780 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2023-11-29 01:52:38,976 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:52:38,976 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:52:38,976 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:52:38,976 INFO L85 PathProgramCache]: Analyzing trace with hash 450861734, now seen corresponding path program 1 times [2023-11-29 01:52:38,977 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:52:38,977 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1385992938] [2023-11-29 01:52:38,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:52:38,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:52:39,001 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:52:39,002 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1865090217] [2023-11-29 01:52:39,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:52:39,002 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:52:39,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:52:39,003 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:52:39,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-29 01:52:39,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:52:39,146 INFO L262 TraceCheckSpWp]: Trace formula consists of 568 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 01:52:39,151 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:52:39,580 INFO L134 CoverageAnalysis]: Checked inductivity of 3444 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3444 trivial. 0 not checked. [2023-11-29 01:52:39,580 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:52:39,580 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:52:39,580 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1385992938] [2023-11-29 01:52:39,580 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:52:39,580 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1865090217] [2023-11-29 01:52:39,580 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1865090217] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:52:39,581 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:52:39,581 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 01:52:39,581 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [815792943] [2023-11-29 01:52:39,581 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:52:39,582 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 01:52:39,582 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:52:39,582 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 01:52:39,582 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-29 01:52:39,582 INFO L87 Difference]: Start difference. First operand 150 states and 226 transitions. Second operand has 6 states, 6 states have (on average 8.5) internal successors, (51), 6 states have internal predecessors, (51), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) [2023-11-29 01:52:39,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:52:39,761 INFO L93 Difference]: Finished difference Result 308 states and 457 transitions. [2023-11-29 01:52:39,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 01:52:39,761 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 6 states have internal predecessors, (51), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) Word has length 258 [2023-11-29 01:52:39,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:52:39,764 INFO L225 Difference]: With dead ends: 308 [2023-11-29 01:52:39,764 INFO L226 Difference]: Without dead ends: 159 [2023-11-29 01:52:39,765 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 260 GetRequests, 253 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2023-11-29 01:52:39,765 INFO L413 NwaCegarLoop]: 177 mSDtfsCounter, 43 mSDsluCounter, 609 mSDsCounter, 0 mSdLazyCounter, 123 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 43 SdHoareTripleChecker+Valid, 786 SdHoareTripleChecker+Invalid, 127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 123 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 01:52:39,766 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [43 Valid, 786 Invalid, 127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 123 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 01:52:39,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2023-11-29 01:52:39,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 156. [2023-11-29 01:52:39,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 156 states, 101 states have (on average 1.306930693069307) internal successors, (132), 103 states have internal predecessors, (132), 48 states have call successors, (48), 6 states have call predecessors, (48), 6 states have return successors, (48), 46 states have call predecessors, (48), 48 states have call successors, (48) [2023-11-29 01:52:39,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 228 transitions. [2023-11-29 01:52:39,788 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 228 transitions. Word has length 258 [2023-11-29 01:52:39,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:52:39,789 INFO L495 AbstractCegarLoop]: Abstraction has 156 states and 228 transitions. [2023-11-29 01:52:39,789 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 6 states have internal predecessors, (51), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) [2023-11-29 01:52:39,789 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 228 transitions. [2023-11-29 01:52:39,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2023-11-29 01:52:39,791 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:52:39,792 INFO L195 NwaCegarLoop]: trace histogram [42, 42, 42, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:52:39,797 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-11-29 01:52:39,992 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2023-11-29 01:52:39,992 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:52:39,993 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:52:39,993 INFO L85 PathProgramCache]: Analyzing trace with hash -1411156931, now seen corresponding path program 1 times [2023-11-29 01:52:39,993 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:52:39,993 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1616369314] [2023-11-29 01:52:39,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:52:39,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:52:40,025 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:52:40,026 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [657204470] [2023-11-29 01:52:40,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:52:40,026 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:52:40,026 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:52:40,027 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:52:40,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-29 01:52:40,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:52:40,163 INFO L262 TraceCheckSpWp]: Trace formula consists of 571 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-29 01:52:40,168 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:52:41,382 INFO L134 CoverageAnalysis]: Checked inductivity of 3444 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3444 trivial. 0 not checked. [2023-11-29 01:52:41,382 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:52:41,382 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:52:41,382 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1616369314] [2023-11-29 01:52:41,382 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:52:41,382 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [657204470] [2023-11-29 01:52:41,382 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [657204470] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:52:41,383 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:52:41,383 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-29 01:52:41,383 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [559451181] [2023-11-29 01:52:41,383 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:52:41,383 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-29 01:52:41,384 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:52:41,384 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-29 01:52:41,384 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2023-11-29 01:52:41,385 INFO L87 Difference]: Start difference. First operand 156 states and 228 transitions. Second operand has 9 states, 9 states have (on average 5.777777777777778) internal successors, (52), 9 states have internal predecessors, (52), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) [2023-11-29 01:52:41,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:52:41,865 INFO L93 Difference]: Finished difference Result 430 states and 623 transitions. [2023-11-29 01:52:41,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-29 01:52:41,865 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.777777777777778) internal successors, (52), 9 states have internal predecessors, (52), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) Word has length 259 [2023-11-29 01:52:41,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:52:41,867 INFO L225 Difference]: With dead ends: 430 [2023-11-29 01:52:41,868 INFO L226 Difference]: Without dead ends: 282 [2023-11-29 01:52:41,868 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 264 GetRequests, 251 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=66, Invalid=144, Unknown=0, NotChecked=0, Total=210 [2023-11-29 01:52:41,869 INFO L413 NwaCegarLoop]: 149 mSDtfsCounter, 123 mSDsluCounter, 718 mSDsCounter, 0 mSdLazyCounter, 251 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 123 SdHoareTripleChecker+Valid, 867 SdHoareTripleChecker+Invalid, 256 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 251 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-29 01:52:41,869 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [123 Valid, 867 Invalid, 256 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 251 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-29 01:52:41,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 282 states. [2023-11-29 01:52:41,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 282 to 186. [2023-11-29 01:52:41,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 186 states, 131 states have (on average 1.3206106870229009) internal successors, (173), 133 states have internal predecessors, (173), 48 states have call successors, (48), 6 states have call predecessors, (48), 6 states have return successors, (48), 46 states have call predecessors, (48), 48 states have call successors, (48) [2023-11-29 01:52:41,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 186 states and 269 transitions. [2023-11-29 01:52:41,886 INFO L78 Accepts]: Start accepts. Automaton has 186 states and 269 transitions. Word has length 259 [2023-11-29 01:52:41,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:52:41,886 INFO L495 AbstractCegarLoop]: Abstraction has 186 states and 269 transitions. [2023-11-29 01:52:41,886 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.777777777777778) internal successors, (52), 9 states have internal predecessors, (52), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) [2023-11-29 01:52:41,886 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 269 transitions. [2023-11-29 01:52:41,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2023-11-29 01:52:41,888 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:52:41,888 INFO L195 NwaCegarLoop]: trace histogram [42, 42, 42, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:52:41,894 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2023-11-29 01:52:42,088 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2023-11-29 01:52:42,089 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:52:42,089 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:52:42,089 INFO L85 PathProgramCache]: Analyzing trace with hash -1804183941, now seen corresponding path program 1 times [2023-11-29 01:52:42,089 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:52:42,089 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [823951727] [2023-11-29 01:52:42,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:52:42,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:52:42,114 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:52:42,114 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1749711045] [2023-11-29 01:52:42,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:52:42,114 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:52:42,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:52:42,115 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:52:42,124 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-29 01:52:42,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:52:42,259 INFO L262 TraceCheckSpWp]: Trace formula consists of 569 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-29 01:52:42,266 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:52:42,930 INFO L134 CoverageAnalysis]: Checked inductivity of 3444 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3444 trivial. 0 not checked. [2023-11-29 01:52:42,931 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:52:42,931 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:52:42,931 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [823951727] [2023-11-29 01:52:42,931 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:52:42,931 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1749711045] [2023-11-29 01:52:42,931 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1749711045] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:52:42,931 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:52:42,931 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-11-29 01:52:42,931 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1377669555] [2023-11-29 01:52:42,932 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:52:42,932 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-29 01:52:42,932 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:52:42,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-29 01:52:42,933 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2023-11-29 01:52:42,933 INFO L87 Difference]: Start difference. First operand 186 states and 269 transitions. Second operand has 10 states, 10 states have (on average 5.2) internal successors, (52), 10 states have internal predecessors, (52), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) [2023-11-29 01:52:43,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:52:43,513 INFO L93 Difference]: Finished difference Result 466 states and 670 transitions. [2023-11-29 01:52:43,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-11-29 01:52:43,514 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.2) internal successors, (52), 10 states have internal predecessors, (52), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) Word has length 259 [2023-11-29 01:52:43,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:52:43,516 INFO L225 Difference]: With dead ends: 466 [2023-11-29 01:52:43,517 INFO L226 Difference]: Without dead ends: 288 [2023-11-29 01:52:43,517 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 265 GetRequests, 250 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=76, Invalid=196, Unknown=0, NotChecked=0, Total=272 [2023-11-29 01:52:43,518 INFO L413 NwaCegarLoop]: 156 mSDtfsCounter, 116 mSDsluCounter, 644 mSDsCounter, 0 mSdLazyCounter, 331 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 116 SdHoareTripleChecker+Valid, 800 SdHoareTripleChecker+Invalid, 336 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 331 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-29 01:52:43,518 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [116 Valid, 800 Invalid, 336 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 331 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-29 01:52:43,519 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 288 states. [2023-11-29 01:52:43,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 288 to 186. [2023-11-29 01:52:43,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 186 states, 131 states have (on average 1.3206106870229009) internal successors, (173), 133 states have internal predecessors, (173), 48 states have call successors, (48), 6 states have call predecessors, (48), 6 states have return successors, (48), 46 states have call predecessors, (48), 48 states have call successors, (48) [2023-11-29 01:52:43,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 186 states and 269 transitions. [2023-11-29 01:52:43,543 INFO L78 Accepts]: Start accepts. Automaton has 186 states and 269 transitions. Word has length 259 [2023-11-29 01:52:43,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:52:43,544 INFO L495 AbstractCegarLoop]: Abstraction has 186 states and 269 transitions. [2023-11-29 01:52:43,544 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.2) internal successors, (52), 10 states have internal predecessors, (52), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) [2023-11-29 01:52:43,544 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 269 transitions. [2023-11-29 01:52:43,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2023-11-29 01:52:43,546 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:52:43,546 INFO L195 NwaCegarLoop]: trace histogram [42, 42, 42, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:52:43,552 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2023-11-29 01:52:43,746 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2023-11-29 01:52:43,747 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:52:43,747 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:52:43,748 INFO L85 PathProgramCache]: Analyzing trace with hash -1152991493, now seen corresponding path program 1 times [2023-11-29 01:52:43,748 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:52:43,748 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1709728891] [2023-11-29 01:52:43,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:52:43,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:52:43,778 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:52:43,778 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1491093055] [2023-11-29 01:52:43,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:52:43,778 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:52:43,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:52:43,779 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:52:43,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-11-29 01:52:43,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:52:43,931 INFO L262 TraceCheckSpWp]: Trace formula consists of 571 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-29 01:52:43,936 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:52:45,216 INFO L134 CoverageAnalysis]: Checked inductivity of 3444 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3444 trivial. 0 not checked. [2023-11-29 01:52:45,216 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:52:45,216 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:52:45,216 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1709728891] [2023-11-29 01:52:45,216 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:52:45,216 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1491093055] [2023-11-29 01:52:45,216 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1491093055] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:52:45,216 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:52:45,217 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-29 01:52:45,217 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [417799897] [2023-11-29 01:52:45,217 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:52:45,217 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-29 01:52:45,218 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:52:45,218 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-29 01:52:45,218 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2023-11-29 01:52:45,219 INFO L87 Difference]: Start difference. First operand 186 states and 269 transitions. Second operand has 9 states, 9 states have (on average 5.777777777777778) internal successors, (52), 9 states have internal predecessors, (52), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) [2023-11-29 01:52:46,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:52:46,079 INFO L93 Difference]: Finished difference Result 466 states and 670 transitions. [2023-11-29 01:52:46,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-29 01:52:46,079 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.777777777777778) internal successors, (52), 9 states have internal predecessors, (52), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) Word has length 259 [2023-11-29 01:52:46,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:52:46,082 INFO L225 Difference]: With dead ends: 466 [2023-11-29 01:52:46,082 INFO L226 Difference]: Without dead ends: 288 [2023-11-29 01:52:46,083 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 264 GetRequests, 251 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=66, Invalid=144, Unknown=0, NotChecked=0, Total=210 [2023-11-29 01:52:46,084 INFO L413 NwaCegarLoop]: 153 mSDtfsCounter, 101 mSDsluCounter, 738 mSDsCounter, 0 mSdLazyCounter, 373 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 101 SdHoareTripleChecker+Valid, 891 SdHoareTripleChecker+Invalid, 377 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 373 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-29 01:52:46,084 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [101 Valid, 891 Invalid, 377 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 373 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-29 01:52:46,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 288 states. [2023-11-29 01:52:46,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 288 to 190. [2023-11-29 01:52:46,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 190 states, 135 states have (on average 1.325925925925926) internal successors, (179), 137 states have internal predecessors, (179), 48 states have call successors, (48), 6 states have call predecessors, (48), 6 states have return successors, (48), 46 states have call predecessors, (48), 48 states have call successors, (48) [2023-11-29 01:52:46,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 275 transitions. [2023-11-29 01:52:46,109 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 275 transitions. Word has length 259 [2023-11-29 01:52:46,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:52:46,110 INFO L495 AbstractCegarLoop]: Abstraction has 190 states and 275 transitions. [2023-11-29 01:52:46,110 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.777777777777778) internal successors, (52), 9 states have internal predecessors, (52), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) [2023-11-29 01:52:46,110 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 275 transitions. [2023-11-29 01:52:46,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2023-11-29 01:52:46,112 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:52:46,112 INFO L195 NwaCegarLoop]: trace histogram [42, 42, 42, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:52:46,118 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2023-11-29 01:52:46,318 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2023-11-29 01:52:46,319 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:52:46,319 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:52:46,319 INFO L85 PathProgramCache]: Analyzing trace with hash -1546018503, now seen corresponding path program 1 times [2023-11-29 01:52:46,319 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:52:46,319 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [253641495] [2023-11-29 01:52:46,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:52:46,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:52:46,344 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:52:46,344 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [744258477] [2023-11-29 01:52:46,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:52:46,345 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:52:46,345 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:52:46,346 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:52:46,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-11-29 01:52:46,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:52:46,503 INFO L262 TraceCheckSpWp]: Trace formula consists of 569 conjuncts, 35 conjunts are in the unsatisfiable core [2023-11-29 01:52:46,509 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:52:48,799 INFO L134 CoverageAnalysis]: Checked inductivity of 3444 backedges. 1658 proven. 354 refuted. 0 times theorem prover too weak. 1432 trivial. 0 not checked. [2023-11-29 01:52:48,799 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:53:01,169 INFO L134 CoverageAnalysis]: Checked inductivity of 3444 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3444 trivial. 0 not checked. [2023-11-29 01:53:01,169 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:53:01,169 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [253641495] [2023-11-29 01:53:01,169 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:53:01,169 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [744258477] [2023-11-29 01:53:01,169 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [744258477] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-29 01:53:01,170 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 01:53:01,170 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [22] total 29 [2023-11-29 01:53:01,170 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1384948110] [2023-11-29 01:53:01,170 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:53:01,171 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-29 01:53:01,171 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:53:01,171 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-29 01:53:01,172 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=119, Invalid=693, Unknown=0, NotChecked=0, Total=812 [2023-11-29 01:53:01,172 INFO L87 Difference]: Start difference. First operand 190 states and 275 transitions. Second operand has 10 states, 10 states have (on average 5.2) internal successors, (52), 10 states have internal predecessors, (52), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) [2023-11-29 01:53:07,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:53:07,361 INFO L93 Difference]: Finished difference Result 454 states and 651 transitions. [2023-11-29 01:53:07,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-11-29 01:53:07,362 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.2) internal successors, (52), 10 states have internal predecessors, (52), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) Word has length 259 [2023-11-29 01:53:07,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:53:07,364 INFO L225 Difference]: With dead ends: 454 [2023-11-29 01:53:07,364 INFO L226 Difference]: Without dead ends: 272 [2023-11-29 01:53:07,365 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 524 GetRequests, 489 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 372 ImplicationChecksByTransitivity, 9.9s TimeCoverageRelationStatistics Valid=201, Invalid=1131, Unknown=0, NotChecked=0, Total=1332 [2023-11-29 01:53:07,366 INFO L413 NwaCegarLoop]: 151 mSDtfsCounter, 133 mSDsluCounter, 946 mSDsCounter, 0 mSdLazyCounter, 383 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 133 SdHoareTripleChecker+Valid, 1097 SdHoareTripleChecker+Invalid, 389 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 383 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2023-11-29 01:53:07,366 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [133 Valid, 1097 Invalid, 389 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 383 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2023-11-29 01:53:07,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 272 states. [2023-11-29 01:53:07,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 272 to 186. [2023-11-29 01:53:07,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 186 states, 131 states have (on average 1.3206106870229009) internal successors, (173), 133 states have internal predecessors, (173), 48 states have call successors, (48), 6 states have call predecessors, (48), 6 states have return successors, (48), 46 states have call predecessors, (48), 48 states have call successors, (48) [2023-11-29 01:53:07,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 186 states and 269 transitions. [2023-11-29 01:53:07,385 INFO L78 Accepts]: Start accepts. Automaton has 186 states and 269 transitions. Word has length 259 [2023-11-29 01:53:07,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:53:07,385 INFO L495 AbstractCegarLoop]: Abstraction has 186 states and 269 transitions. [2023-11-29 01:53:07,386 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.2) internal successors, (52), 10 states have internal predecessors, (52), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) [2023-11-29 01:53:07,386 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 269 transitions. [2023-11-29 01:53:07,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2023-11-29 01:53:07,387 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:53:07,387 INFO L195 NwaCegarLoop]: trace histogram [42, 42, 42, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:53:07,393 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2023-11-29 01:53:07,587 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:53:07,588 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:53:07,588 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:53:07,588 INFO L85 PathProgramCache]: Analyzing trace with hash -994153243, now seen corresponding path program 1 times [2023-11-29 01:53:07,588 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:53:07,588 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [589516073] [2023-11-29 01:53:07,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:53:07,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:53:07,612 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:53:07,612 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1546908697] [2023-11-29 01:53:07,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:53:07,612 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:53:07,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:53:07,613 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:53:07,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2023-11-29 01:53:07,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:53:07,769 INFO L262 TraceCheckSpWp]: Trace formula consists of 574 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 01:53:07,774 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:53:07,824 INFO L134 CoverageAnalysis]: Checked inductivity of 3444 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3444 trivial. 0 not checked. [2023-11-29 01:53:07,824 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:53:07,825 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:53:07,825 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [589516073] [2023-11-29 01:53:07,825 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:53:07,825 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1546908697] [2023-11-29 01:53:07,825 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1546908697] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:53:07,825 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:53:07,825 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 01:53:07,825 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1351532002] [2023-11-29 01:53:07,826 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:53:07,826 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 01:53:07,826 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:53:07,827 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 01:53:07,827 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:53:07,827 INFO L87 Difference]: Start difference. First operand 186 states and 269 transitions. Second operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) [2023-11-29 01:53:07,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:53:07,940 INFO L93 Difference]: Finished difference Result 424 states and 609 transitions. [2023-11-29 01:53:07,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 01:53:07,941 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) Word has length 260 [2023-11-29 01:53:07,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:53:07,943 INFO L225 Difference]: With dead ends: 424 [2023-11-29 01:53:07,943 INFO L226 Difference]: Without dead ends: 246 [2023-11-29 01:53:07,944 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 259 GetRequests, 258 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 01:53:07,945 INFO L413 NwaCegarLoop]: 156 mSDtfsCounter, 34 mSDsluCounter, 134 mSDsCounter, 0 mSdLazyCounter, 62 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 290 SdHoareTripleChecker+Invalid, 63 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 62 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 01:53:07,945 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [34 Valid, 290 Invalid, 63 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 62 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 01:53:07,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2023-11-29 01:53:07,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 219. [2023-11-29 01:53:07,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 219 states, 164 states have (on average 1.3231707317073171) internal successors, (217), 166 states have internal predecessors, (217), 48 states have call successors, (48), 6 states have call predecessors, (48), 6 states have return successors, (48), 46 states have call predecessors, (48), 48 states have call successors, (48) [2023-11-29 01:53:07,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 219 states and 313 transitions. [2023-11-29 01:53:07,971 INFO L78 Accepts]: Start accepts. Automaton has 219 states and 313 transitions. Word has length 260 [2023-11-29 01:53:07,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:53:07,972 INFO L495 AbstractCegarLoop]: Abstraction has 219 states and 313 transitions. [2023-11-29 01:53:07,972 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) [2023-11-29 01:53:07,972 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 313 transitions. [2023-11-29 01:53:07,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2023-11-29 01:53:07,974 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:53:07,974 INFO L195 NwaCegarLoop]: trace histogram [42, 42, 42, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:53:07,980 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2023-11-29 01:53:08,174 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:53:08,175 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:53:08,175 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:53:08,175 INFO L85 PathProgramCache]: Analyzing trace with hash 1816296008, now seen corresponding path program 1 times [2023-11-29 01:53:08,175 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:53:08,175 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1279911605] [2023-11-29 01:53:08,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:53:08,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:53:08,200 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:53:08,201 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1388767152] [2023-11-29 01:53:08,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:53:08,201 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:53:08,201 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:53:08,202 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:53:08,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2023-11-29 01:53:08,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:53:08,325 INFO L262 TraceCheckSpWp]: Trace formula consists of 572 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-29 01:53:08,330 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:53:09,287 INFO L134 CoverageAnalysis]: Checked inductivity of 3444 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3444 trivial. 0 not checked. [2023-11-29 01:53:09,287 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:53:09,287 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:53:09,287 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1279911605] [2023-11-29 01:53:09,287 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:53:09,287 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1388767152] [2023-11-29 01:53:09,287 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1388767152] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:53:09,287 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:53:09,287 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-11-29 01:53:09,288 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1994626737] [2023-11-29 01:53:09,288 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:53:09,288 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-29 01:53:09,288 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:53:09,289 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-29 01:53:09,289 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2023-11-29 01:53:09,289 INFO L87 Difference]: Start difference. First operand 219 states and 313 transitions. Second operand has 10 states, 10 states have (on average 5.3) internal successors, (53), 10 states have internal predecessors, (53), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) [2023-11-29 01:53:09,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:53:09,708 INFO L93 Difference]: Finished difference Result 564 states and 790 transitions. [2023-11-29 01:53:09,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-11-29 01:53:09,709 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.3) internal successors, (53), 10 states have internal predecessors, (53), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) Word has length 260 [2023-11-29 01:53:09,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:53:09,711 INFO L225 Difference]: With dead ends: 564 [2023-11-29 01:53:09,711 INFO L226 Difference]: Without dead ends: 346 [2023-11-29 01:53:09,712 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 265 GetRequests, 251 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2023-11-29 01:53:09,713 INFO L413 NwaCegarLoop]: 182 mSDtfsCounter, 140 mSDsluCounter, 859 mSDsCounter, 0 mSdLazyCounter, 236 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 140 SdHoareTripleChecker+Valid, 1041 SdHoareTripleChecker+Invalid, 238 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 236 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 01:53:09,713 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [140 Valid, 1041 Invalid, 238 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 236 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 01:53:09,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 346 states. [2023-11-29 01:53:09,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 346 to 236. [2023-11-29 01:53:09,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 236 states, 181 states have (on average 1.3370165745856353) internal successors, (242), 183 states have internal predecessors, (242), 48 states have call successors, (48), 6 states have call predecessors, (48), 6 states have return successors, (48), 46 states have call predecessors, (48), 48 states have call successors, (48) [2023-11-29 01:53:09,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 236 states and 338 transitions. [2023-11-29 01:53:09,733 INFO L78 Accepts]: Start accepts. Automaton has 236 states and 338 transitions. Word has length 260 [2023-11-29 01:53:09,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:53:09,733 INFO L495 AbstractCegarLoop]: Abstraction has 236 states and 338 transitions. [2023-11-29 01:53:09,733 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.3) internal successors, (53), 10 states have internal predecessors, (53), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) [2023-11-29 01:53:09,733 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 338 transitions. [2023-11-29 01:53:09,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2023-11-29 01:53:09,735 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:53:09,735 INFO L195 NwaCegarLoop]: trace histogram [42, 42, 42, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:53:09,740 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2023-11-29 01:53:09,935 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:53:09,936 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:53:09,936 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:53:09,936 INFO L85 PathProgramCache]: Analyzing trace with hash 1423268998, now seen corresponding path program 1 times [2023-11-29 01:53:09,936 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:53:09,936 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1070959193] [2023-11-29 01:53:09,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:53:09,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:53:09,963 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:53:09,964 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1641892866] [2023-11-29 01:53:09,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:53:09,964 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:53:09,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:53:09,965 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:53:09,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2023-11-29 01:53:10,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:53:10,131 INFO L262 TraceCheckSpWp]: Trace formula consists of 570 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-29 01:53:10,137 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:53:10,661 INFO L134 CoverageAnalysis]: Checked inductivity of 3444 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3444 trivial. 0 not checked. [2023-11-29 01:53:10,661 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:53:10,661 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:53:10,661 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1070959193] [2023-11-29 01:53:10,661 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:53:10,661 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1641892866] [2023-11-29 01:53:10,661 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1641892866] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:53:10,661 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:53:10,661 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-11-29 01:53:10,661 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1667954168] [2023-11-29 01:53:10,661 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:53:10,662 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-11-29 01:53:10,662 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:53:10,663 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-11-29 01:53:10,663 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2023-11-29 01:53:10,663 INFO L87 Difference]: Start difference. First operand 236 states and 338 transitions. Second operand has 11 states, 11 states have (on average 4.818181818181818) internal successors, (53), 11 states have internal predecessors, (53), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) [2023-11-29 01:53:11,185 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:53:11,186 INFO L93 Difference]: Finished difference Result 581 states and 813 transitions. [2023-11-29 01:53:11,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-11-29 01:53:11,186 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 4.818181818181818) internal successors, (53), 11 states have internal predecessors, (53), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) Word has length 260 [2023-11-29 01:53:11,187 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:53:11,189 INFO L225 Difference]: With dead ends: 581 [2023-11-29 01:53:11,190 INFO L226 Difference]: Without dead ends: 346 [2023-11-29 01:53:11,191 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 266 GetRequests, 250 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=87, Invalid=219, Unknown=0, NotChecked=0, Total=306 [2023-11-29 01:53:11,191 INFO L413 NwaCegarLoop]: 188 mSDtfsCounter, 126 mSDsluCounter, 1021 mSDsCounter, 0 mSdLazyCounter, 352 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 126 SdHoareTripleChecker+Valid, 1209 SdHoareTripleChecker+Invalid, 354 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 352 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-29 01:53:11,192 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [126 Valid, 1209 Invalid, 354 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 352 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-29 01:53:11,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 346 states. [2023-11-29 01:53:11,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 346 to 232. [2023-11-29 01:53:11,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 232 states, 177 states have (on average 1.3333333333333333) internal successors, (236), 179 states have internal predecessors, (236), 48 states have call successors, (48), 6 states have call predecessors, (48), 6 states have return successors, (48), 46 states have call predecessors, (48), 48 states have call successors, (48) [2023-11-29 01:53:11,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 232 states and 332 transitions. [2023-11-29 01:53:11,211 INFO L78 Accepts]: Start accepts. Automaton has 232 states and 332 transitions. Word has length 260 [2023-11-29 01:53:11,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:53:11,211 INFO L495 AbstractCegarLoop]: Abstraction has 232 states and 332 transitions. [2023-11-29 01:53:11,211 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 4.818181818181818) internal successors, (53), 11 states have internal predecessors, (53), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) [2023-11-29 01:53:11,211 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 332 transitions. [2023-11-29 01:53:11,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2023-11-29 01:53:11,213 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:53:11,213 INFO L195 NwaCegarLoop]: trace histogram [42, 42, 42, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:53:11,218 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2023-11-29 01:53:11,413 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2023-11-29 01:53:11,414 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:53:11,414 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:53:11,414 INFO L85 PathProgramCache]: Analyzing trace with hash 2074461446, now seen corresponding path program 1 times [2023-11-29 01:53:11,414 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:53:11,414 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2044003250] [2023-11-29 01:53:11,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:53:11,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:53:11,442 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:53:11,442 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2123686213] [2023-11-29 01:53:11,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:53:11,442 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:53:11,443 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:53:11,444 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:53:11,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2023-11-29 01:53:11,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:53:11,607 INFO L262 TraceCheckSpWp]: Trace formula consists of 572 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-29 01:53:11,614 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:53:13,302 INFO L134 CoverageAnalysis]: Checked inductivity of 3444 backedges. 1374 proven. 204 refuted. 0 times theorem prover too weak. 1866 trivial. 0 not checked. [2023-11-29 01:53:13,303 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:53:23,853 INFO L134 CoverageAnalysis]: Checked inductivity of 3444 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3444 trivial. 0 not checked. [2023-11-29 01:53:23,853 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:53:23,853 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2044003250] [2023-11-29 01:53:23,854 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:53:23,854 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2123686213] [2023-11-29 01:53:23,854 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2123686213] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-29 01:53:23,854 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 01:53:23,854 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [16] total 23 [2023-11-29 01:53:23,854 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [84512579] [2023-11-29 01:53:23,854 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:53:23,855 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-29 01:53:23,855 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:53:23,855 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-29 01:53:23,856 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=423, Unknown=0, NotChecked=0, Total=506 [2023-11-29 01:53:23,856 INFO L87 Difference]: Start difference. First operand 232 states and 332 transitions. Second operand has 10 states, 10 states have (on average 5.3) internal successors, (53), 10 states have internal predecessors, (53), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) [2023-11-29 01:53:31,274 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [1] [2023-11-29 01:53:35,276 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [1] [2023-11-29 01:53:46,753 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [1] [2023-11-29 01:53:59,789 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [1] [2023-11-29 01:54:03,791 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [1] [2023-11-29 01:54:11,521 WARN L293 SmtUtils]: Spent 5.09s on a formula simplification. DAG size of input: 144 DAG size of output: 142 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 01:54:23,067 WARN L293 SmtUtils]: Spent 5.01s on a formula simplification. DAG size of input: 152 DAG size of output: 148 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 01:54:27,681 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.49s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [1] [2023-11-29 01:54:38,085 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [1] [2023-11-29 01:54:42,088 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [1] [2023-11-29 01:54:46,131 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [1] [2023-11-29 01:54:48,814 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.68s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [1] [2023-11-29 01:54:54,114 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [1] [2023-11-29 01:54:56,314 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [1] [2023-11-29 01:54:59,249 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [1] [2023-11-29 01:54:59,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:54:59,328 INFO L93 Difference]: Finished difference Result 577 states and 807 transitions. [2023-11-29 01:54:59,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-11-29 01:54:59,329 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.3) internal successors, (53), 10 states have internal predecessors, (53), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) Word has length 260 [2023-11-29 01:54:59,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:54:59,331 INFO L225 Difference]: With dead ends: 577 [2023-11-29 01:54:59,331 INFO L226 Difference]: Without dead ends: 346 [2023-11-29 01:54:59,332 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 527 GetRequests, 497 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 238 ImplicationChecksByTransitivity, 44.6s TimeCoverageRelationStatistics Valid=170, Invalid=820, Unknown=2, NotChecked=0, Total=992 [2023-11-29 01:54:59,333 INFO L413 NwaCegarLoop]: 183 mSDtfsCounter, 157 mSDsluCounter, 1211 mSDsCounter, 0 mSdLazyCounter, 501 mSolverCounterSat, 2 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 55.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 157 SdHoareTripleChecker+Valid, 1394 SdHoareTripleChecker+Invalid, 511 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 501 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 55.2s IncrementalHoareTripleChecker+Time [2023-11-29 01:54:59,333 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [157 Valid, 1394 Invalid, 511 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 501 Invalid, 8 Unknown, 0 Unchecked, 55.2s Time] [2023-11-29 01:54:59,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 346 states. [2023-11-29 01:54:59,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 346 to 236. [2023-11-29 01:54:59,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 236 states, 181 states have (on average 1.3370165745856353) internal successors, (242), 183 states have internal predecessors, (242), 48 states have call successors, (48), 6 states have call predecessors, (48), 6 states have return successors, (48), 46 states have call predecessors, (48), 48 states have call successors, (48) [2023-11-29 01:54:59,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 236 states and 338 transitions. [2023-11-29 01:54:59,364 INFO L78 Accepts]: Start accepts. Automaton has 236 states and 338 transitions. Word has length 260 [2023-11-29 01:54:59,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:54:59,364 INFO L495 AbstractCegarLoop]: Abstraction has 236 states and 338 transitions. [2023-11-29 01:54:59,365 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.3) internal successors, (53), 10 states have internal predecessors, (53), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) [2023-11-29 01:54:59,365 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 338 transitions. [2023-11-29 01:54:59,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2023-11-29 01:54:59,366 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:54:59,366 INFO L195 NwaCegarLoop]: trace histogram [42, 42, 42, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:54:59,371 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2023-11-29 01:54:59,567 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:54:59,567 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:54:59,567 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:54:59,567 INFO L85 PathProgramCache]: Analyzing trace with hash 1681434436, now seen corresponding path program 1 times [2023-11-29 01:54:59,567 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:54:59,567 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1092183882] [2023-11-29 01:54:59,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:54:59,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:54:59,588 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:54:59,588 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [271676696] [2023-11-29 01:54:59,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:54:59,589 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:54:59,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:54:59,590 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:54:59,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2023-11-29 01:54:59,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:54:59,727 INFO L262 TraceCheckSpWp]: Trace formula consists of 570 conjuncts, 25 conjunts are in the unsatisfiable core [2023-11-29 01:54:59,734 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:55:00,963 INFO L134 CoverageAnalysis]: Checked inductivity of 3444 backedges. 1374 proven. 204 refuted. 0 times theorem prover too weak. 1866 trivial. 0 not checked. [2023-11-29 01:55:00,963 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:55:13,768 INFO L134 CoverageAnalysis]: Checked inductivity of 3444 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3444 trivial. 0 not checked. [2023-11-29 01:55:13,768 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:55:13,768 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1092183882] [2023-11-29 01:55:13,768 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:55:13,768 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [271676696] [2023-11-29 01:55:13,768 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [271676696] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-29 01:55:13,768 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 01:55:13,769 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [17] total 25 [2023-11-29 01:55:13,769 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1353450034] [2023-11-29 01:55:13,769 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:55:13,769 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-11-29 01:55:13,770 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:55:13,770 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-11-29 01:55:13,770 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=502, Unknown=0, NotChecked=0, Total=600 [2023-11-29 01:55:13,771 INFO L87 Difference]: Start difference. First operand 236 states and 338 transitions. Second operand has 11 states, 11 states have (on average 4.818181818181818) internal successors, (53), 11 states have internal predecessors, (53), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) [2023-11-29 01:55:21,467 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [1] [2023-11-29 01:55:31,003 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [1] [2023-11-29 01:56:11,157 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [1] [2023-11-29 01:56:16,149 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [1] [2023-11-29 01:56:20,150 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [1] [2023-11-29 01:56:24,878 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [1] [2023-11-29 01:56:28,885 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [1] [2023-11-29 01:56:30,405 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [1] [2023-11-29 01:56:34,415 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [1] [2023-11-29 01:56:37,188 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.64s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [1] [2023-11-29 01:56:37,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:56:37,441 INFO L93 Difference]: Finished difference Result 589 states and 819 transitions. [2023-11-29 01:56:37,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-11-29 01:56:37,442 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 4.818181818181818) internal successors, (53), 11 states have internal predecessors, (53), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) Word has length 260 [2023-11-29 01:56:37,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:56:37,444 INFO L225 Difference]: With dead ends: 589 [2023-11-29 01:56:37,444 INFO L226 Difference]: Without dead ends: 354 [2023-11-29 01:56:37,445 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 530 GetRequests, 495 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 339 ImplicationChecksByTransitivity, 47.7s TimeCoverageRelationStatistics Valid=233, Invalid=1096, Unknown=3, NotChecked=0, Total=1332 [2023-11-29 01:56:37,446 INFO L413 NwaCegarLoop]: 192 mSDtfsCounter, 162 mSDsluCounter, 1239 mSDsCounter, 0 mSdLazyCounter, 564 mSolverCounterSat, 3 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 40.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 162 SdHoareTripleChecker+Valid, 1431 SdHoareTripleChecker+Invalid, 574 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 564 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 41.0s IncrementalHoareTripleChecker+Time [2023-11-29 01:56:37,446 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [162 Valid, 1431 Invalid, 574 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 564 Invalid, 7 Unknown, 0 Unchecked, 41.0s Time] [2023-11-29 01:56:37,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 354 states. [2023-11-29 01:56:37,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 354 to 219. [2023-11-29 01:56:37,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 219 states, 164 states have (on average 1.3231707317073171) internal successors, (217), 166 states have internal predecessors, (217), 48 states have call successors, (48), 6 states have call predecessors, (48), 6 states have return successors, (48), 46 states have call predecessors, (48), 48 states have call successors, (48) [2023-11-29 01:56:37,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 219 states and 313 transitions. [2023-11-29 01:56:37,466 INFO L78 Accepts]: Start accepts. Automaton has 219 states and 313 transitions. Word has length 260 [2023-11-29 01:56:37,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:56:37,467 INFO L495 AbstractCegarLoop]: Abstraction has 219 states and 313 transitions. [2023-11-29 01:56:37,467 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 4.818181818181818) internal successors, (53), 11 states have internal predecessors, (53), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) [2023-11-29 01:56:37,467 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 313 transitions. [2023-11-29 01:56:37,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2023-11-29 01:56:37,469 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:56:37,469 INFO L195 NwaCegarLoop]: trace histogram [42, 42, 42, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:56:37,474 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2023-11-29 01:56:37,669 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:56:37,670 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:56:37,670 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:56:37,670 INFO L85 PathProgramCache]: Analyzing trace with hash 998647558, now seen corresponding path program 1 times [2023-11-29 01:56:37,670 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:56:37,670 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [408219078] [2023-11-29 01:56:37,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:56:37,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:56:37,691 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:56:37,691 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1200095332] [2023-11-29 01:56:37,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:56:37,692 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:56:37,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:56:37,692 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:56:37,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2023-11-29 01:56:37,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:56:37,843 INFO L262 TraceCheckSpWp]: Trace formula consists of 570 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-29 01:56:37,847 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:56:43,428 INFO L134 CoverageAnalysis]: Checked inductivity of 3444 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3444 trivial. 0 not checked. [2023-11-29 01:56:43,428 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:56:43,428 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:56:43,428 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [408219078] [2023-11-29 01:56:43,428 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:56:43,428 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1200095332] [2023-11-29 01:56:43,428 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1200095332] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:56:43,428 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:56:43,429 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-11-29 01:56:43,429 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [570475614] [2023-11-29 01:56:43,429 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:56:43,429 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-29 01:56:43,429 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:56:43,429 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-29 01:56:43,430 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2023-11-29 01:56:43,430 INFO L87 Difference]: Start difference. First operand 219 states and 313 transitions. Second operand has 10 states, 10 states have (on average 5.3) internal successors, (53), 10 states have internal predecessors, (53), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) [2023-11-29 01:56:47,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:56:47,683 INFO L93 Difference]: Finished difference Result 564 states and 788 transitions. [2023-11-29 01:56:47,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-11-29 01:56:47,683 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.3) internal successors, (53), 10 states have internal predecessors, (53), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) Word has length 260 [2023-11-29 01:56:47,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:56:47,686 INFO L225 Difference]: With dead ends: 564 [2023-11-29 01:56:47,686 INFO L226 Difference]: Without dead ends: 346 [2023-11-29 01:56:47,687 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 265 GetRequests, 251 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2023-11-29 01:56:47,688 INFO L413 NwaCegarLoop]: 212 mSDtfsCounter, 127 mSDsluCounter, 894 mSDsCounter, 0 mSdLazyCounter, 295 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 127 SdHoareTripleChecker+Valid, 1106 SdHoareTripleChecker+Invalid, 297 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 295 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2023-11-29 01:56:47,688 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [127 Valid, 1106 Invalid, 297 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 295 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2023-11-29 01:56:47,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 346 states. [2023-11-29 01:56:47,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 346 to 223. [2023-11-29 01:56:47,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 223 states, 168 states have (on average 1.3273809523809523) internal successors, (223), 170 states have internal predecessors, (223), 48 states have call successors, (48), 6 states have call predecessors, (48), 6 states have return successors, (48), 46 states have call predecessors, (48), 48 states have call successors, (48) [2023-11-29 01:56:47,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 223 states and 319 transitions. [2023-11-29 01:56:47,719 INFO L78 Accepts]: Start accepts. Automaton has 223 states and 319 transitions. Word has length 260 [2023-11-29 01:56:47,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:56:47,720 INFO L495 AbstractCegarLoop]: Abstraction has 223 states and 319 transitions. [2023-11-29 01:56:47,720 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.3) internal successors, (53), 10 states have internal predecessors, (53), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) [2023-11-29 01:56:47,720 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 319 transitions. [2023-11-29 01:56:47,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2023-11-29 01:56:47,722 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:56:47,722 INFO L195 NwaCegarLoop]: trace histogram [42, 42, 42, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:56:47,729 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2023-11-29 01:56:47,923 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15,17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:56:47,923 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:56:47,923 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:56:47,923 INFO L85 PathProgramCache]: Analyzing trace with hash 605620548, now seen corresponding path program 1 times [2023-11-29 01:56:47,923 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:56:47,923 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [105983052] [2023-11-29 01:56:47,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:56:47,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:56:47,941 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:56:47,941 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1350482766] [2023-11-29 01:56:47,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:56:47,942 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:56:47,942 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:56:47,942 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:56:47,943 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2023-11-29 01:56:48,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:56:48,064 INFO L262 TraceCheckSpWp]: Trace formula consists of 568 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-29 01:56:48,069 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:56:53,529 INFO L134 CoverageAnalysis]: Checked inductivity of 3444 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3444 trivial. 0 not checked. [2023-11-29 01:56:53,530 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:56:53,530 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:56:53,530 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [105983052] [2023-11-29 01:56:53,530 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:56:53,530 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1350482766] [2023-11-29 01:56:53,530 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1350482766] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:56:53,530 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:56:53,530 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-11-29 01:56:53,530 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [144677513] [2023-11-29 01:56:53,531 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:56:53,531 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-11-29 01:56:53,531 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:56:53,532 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-11-29 01:56:53,532 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2023-11-29 01:56:53,532 INFO L87 Difference]: Start difference. First operand 223 states and 319 transitions. Second operand has 11 states, 11 states have (on average 4.818181818181818) internal successors, (53), 11 states have internal predecessors, (53), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) [2023-11-29 01:56:59,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:56:59,742 INFO L93 Difference]: Finished difference Result 568 states and 792 transitions. [2023-11-29 01:56:59,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-11-29 01:56:59,743 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 4.818181818181818) internal successors, (53), 11 states have internal predecessors, (53), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) Word has length 260 [2023-11-29 01:56:59,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:56:59,746 INFO L225 Difference]: With dead ends: 568 [2023-11-29 01:56:59,746 INFO L226 Difference]: Without dead ends: 346 [2023-11-29 01:56:59,747 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 266 GetRequests, 250 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 4.8s TimeCoverageRelationStatistics Valid=87, Invalid=219, Unknown=0, NotChecked=0, Total=306 [2023-11-29 01:56:59,747 INFO L413 NwaCegarLoop]: 218 mSDtfsCounter, 124 mSDsluCounter, 1061 mSDsCounter, 0 mSdLazyCounter, 467 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 124 SdHoareTripleChecker+Valid, 1279 SdHoareTripleChecker+Invalid, 469 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 467 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time [2023-11-29 01:56:59,748 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [124 Valid, 1279 Invalid, 469 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 467 Invalid, 0 Unknown, 0 Unchecked, 3.9s Time] [2023-11-29 01:56:59,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 346 states. [2023-11-29 01:56:59,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 346 to 219. [2023-11-29 01:56:59,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 219 states, 164 states have (on average 1.3231707317073171) internal successors, (217), 166 states have internal predecessors, (217), 48 states have call successors, (48), 6 states have call predecessors, (48), 6 states have return successors, (48), 46 states have call predecessors, (48), 48 states have call successors, (48) [2023-11-29 01:56:59,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 219 states and 313 transitions. [2023-11-29 01:56:59,779 INFO L78 Accepts]: Start accepts. Automaton has 219 states and 313 transitions. Word has length 260 [2023-11-29 01:56:59,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:56:59,779 INFO L495 AbstractCegarLoop]: Abstraction has 219 states and 313 transitions. [2023-11-29 01:56:59,780 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 4.818181818181818) internal successors, (53), 11 states have internal predecessors, (53), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) [2023-11-29 01:56:59,780 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 313 transitions. [2023-11-29 01:56:59,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2023-11-29 01:56:59,781 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:56:59,781 INFO L195 NwaCegarLoop]: trace histogram [42, 42, 42, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:56:59,786 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Ended with exit code 0 [2023-11-29 01:56:59,981 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16,18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:56:59,982 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:56:59,982 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:56:59,982 INFO L85 PathProgramCache]: Analyzing trace with hash 1256812996, now seen corresponding path program 1 times [2023-11-29 01:56:59,982 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:56:59,982 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1339825793] [2023-11-29 01:56:59,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:56:59,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:57:00,000 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:57:00,001 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [937870159] [2023-11-29 01:57:00,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:57:00,001 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:57:00,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:57:00,002 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:57:00,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2023-11-29 01:57:00,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:57:00,168 INFO L262 TraceCheckSpWp]: Trace formula consists of 570 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-29 01:57:00,173 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:57:01,011 INFO L134 CoverageAnalysis]: Checked inductivity of 3444 backedges. 1392 proven. 186 refuted. 0 times theorem prover too weak. 1866 trivial. 0 not checked. [2023-11-29 01:57:01,011 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:57:01,432 INFO L134 CoverageAnalysis]: Checked inductivity of 3444 backedges. 54 proven. 189 refuted. 0 times theorem prover too weak. 3201 trivial. 0 not checked. [2023-11-29 01:57:01,432 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:57:01,432 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1339825793] [2023-11-29 01:57:01,432 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:57:01,432 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [937870159] [2023-11-29 01:57:01,432 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [937870159] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 01:57:01,432 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 01:57:01,432 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 10] total 18 [2023-11-29 01:57:01,432 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [948321737] [2023-11-29 01:57:01,432 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 01:57:01,433 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2023-11-29 01:57:01,433 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:57:01,434 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2023-11-29 01:57:01,434 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=211, Unknown=0, NotChecked=0, Total=306 [2023-11-29 01:57:01,434 INFO L87 Difference]: Start difference. First operand 219 states and 313 transitions. Second operand has 18 states, 18 states have (on average 5.888888888888889) internal successors, (106), 18 states have internal predecessors, (106), 6 states have call successors, (84), 4 states have call predecessors, (84), 8 states have return successors, (84), 6 states have call predecessors, (84), 6 states have call successors, (84) [2023-11-29 01:57:03,030 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:57:03,031 INFO L93 Difference]: Finished difference Result 1080 states and 1492 transitions. [2023-11-29 01:57:03,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2023-11-29 01:57:03,031 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 5.888888888888889) internal successors, (106), 18 states have internal predecessors, (106), 6 states have call successors, (84), 4 states have call predecessors, (84), 8 states have return successors, (84), 6 states have call predecessors, (84), 6 states have call successors, (84) Word has length 260 [2023-11-29 01:57:03,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:57:03,037 INFO L225 Difference]: With dead ends: 1080 [2023-11-29 01:57:03,037 INFO L226 Difference]: Without dead ends: 862 [2023-11-29 01:57:03,038 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 547 GetRequests, 508 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 456 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=543, Invalid=1097, Unknown=0, NotChecked=0, Total=1640 [2023-11-29 01:57:03,039 INFO L413 NwaCegarLoop]: 133 mSDtfsCounter, 742 mSDsluCounter, 549 mSDsCounter, 0 mSdLazyCounter, 1206 mSolverCounterSat, 268 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 763 SdHoareTripleChecker+Valid, 682 SdHoareTripleChecker+Invalid, 1474 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 268 IncrementalHoareTripleChecker+Valid, 1206 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-11-29 01:57:03,039 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [763 Valid, 682 Invalid, 1474 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [268 Valid, 1206 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-11-29 01:57:03,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 862 states. [2023-11-29 01:57:03,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 862 to 543. [2023-11-29 01:57:03,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 543 states, 431 states have (on average 1.308584686774942) internal successors, (564), 435 states have internal predecessors, (564), 96 states have call successors, (96), 15 states have call predecessors, (96), 15 states have return successors, (96), 92 states have call predecessors, (96), 96 states have call successors, (96) [2023-11-29 01:57:03,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 543 states and 756 transitions. [2023-11-29 01:57:03,120 INFO L78 Accepts]: Start accepts. Automaton has 543 states and 756 transitions. Word has length 260 [2023-11-29 01:57:03,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:57:03,120 INFO L495 AbstractCegarLoop]: Abstraction has 543 states and 756 transitions. [2023-11-29 01:57:03,121 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 5.888888888888889) internal successors, (106), 18 states have internal predecessors, (106), 6 states have call successors, (84), 4 states have call predecessors, (84), 8 states have return successors, (84), 6 states have call predecessors, (84), 6 states have call successors, (84) [2023-11-29 01:57:03,121 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 756 transitions. [2023-11-29 01:57:03,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2023-11-29 01:57:03,132 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:57:03,133 INFO L195 NwaCegarLoop]: trace histogram [42, 42, 42, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:57:03,139 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Ended with exit code 0 [2023-11-29 01:57:03,333 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2023-11-29 01:57:03,333 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:57:03,334 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:57:03,334 INFO L85 PathProgramCache]: Analyzing trace with hash -1277075877, now seen corresponding path program 1 times [2023-11-29 01:57:03,334 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:57:03,334 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1303949953] [2023-11-29 01:57:03,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:57:03,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:57:03,358 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:57:03,358 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1479466973] [2023-11-29 01:57:03,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:57:03,358 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:57:03,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:57:03,359 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:57:03,365 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2023-11-29 01:57:03,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:57:03,488 INFO L262 TraceCheckSpWp]: Trace formula consists of 574 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 01:57:03,492 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:57:03,536 INFO L134 CoverageAnalysis]: Checked inductivity of 3444 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3444 trivial. 0 not checked. [2023-11-29 01:57:03,536 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:57:03,536 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:57:03,536 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1303949953] [2023-11-29 01:57:03,536 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:57:03,537 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1479466973] [2023-11-29 01:57:03,537 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1479466973] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:57:03,537 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:57:03,537 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 01:57:03,537 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1600546003] [2023-11-29 01:57:03,537 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:57:03,538 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 01:57:03,538 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:57:03,538 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 01:57:03,538 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:57:03,539 INFO L87 Difference]: Start difference. First operand 543 states and 756 transitions. Second operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) [2023-11-29 01:57:03,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:57:03,667 INFO L93 Difference]: Finished difference Result 1162 states and 1601 transitions. [2023-11-29 01:57:03,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 01:57:03,667 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) Word has length 260 [2023-11-29 01:57:03,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:57:03,670 INFO L225 Difference]: With dead ends: 1162 [2023-11-29 01:57:03,670 INFO L226 Difference]: Without dead ends: 620 [2023-11-29 01:57:03,672 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 259 GetRequests, 258 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 01:57:03,672 INFO L413 NwaCegarLoop]: 181 mSDtfsCounter, 37 mSDsluCounter, 134 mSDsCounter, 0 mSdLazyCounter, 60 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 315 SdHoareTripleChecker+Invalid, 61 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 60 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 01:57:03,673 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [37 Valid, 315 Invalid, 61 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 60 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 01:57:03,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 620 states. [2023-11-29 01:57:03,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 620 to 520. [2023-11-29 01:57:03,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 520 states, 412 states have (on average 1.2888349514563107) internal successors, (531), 414 states have internal predecessors, (531), 92 states have call successors, (92), 15 states have call predecessors, (92), 15 states have return successors, (92), 90 states have call predecessors, (92), 92 states have call successors, (92) [2023-11-29 01:57:03,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 520 states and 715 transitions. [2023-11-29 01:57:03,717 INFO L78 Accepts]: Start accepts. Automaton has 520 states and 715 transitions. Word has length 260 [2023-11-29 01:57:03,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:57:03,718 INFO L495 AbstractCegarLoop]: Abstraction has 520 states and 715 transitions. [2023-11-29 01:57:03,718 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) [2023-11-29 01:57:03,718 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 715 transitions. [2023-11-29 01:57:03,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2023-11-29 01:57:03,719 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:57:03,720 INFO L195 NwaCegarLoop]: trace histogram [42, 42, 42, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:57:03,725 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Ended with exit code 0 [2023-11-29 01:57:03,920 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:57:03,920 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:57:03,921 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:57:03,921 INFO L85 PathProgramCache]: Analyzing trace with hash 569601954, now seen corresponding path program 1 times [2023-11-29 01:57:03,921 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:57:03,921 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1596348194] [2023-11-29 01:57:03,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:57:03,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:57:03,940 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:57:03,940 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1468909825] [2023-11-29 01:57:03,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:57:03,940 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:57:03,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:57:03,941 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:57:03,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2023-11-29 01:57:04,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 01:57:04,101 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 01:57:04,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 01:57:04,313 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 01:57:04,313 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-29 01:57:04,314 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-29 01:57:04,322 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2023-11-29 01:57:04,516 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:57:04,519 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:57:04,522 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 01:57:04,650 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated [2023-11-29 01:57:04,651 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet5 could not be translated [2023-11-29 01:57:04,652 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short28 could not be translated [2023-11-29 01:57:04,652 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short28 could not be translated [2023-11-29 01:57:04,653 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet27 could not be translated [2023-11-29 01:57:04,653 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short28 could not be translated [2023-11-29 01:57:04,653 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet27 could not be translated [2023-11-29 01:57:04,653 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet27 could not be translated [2023-11-29 01:57:04,653 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short28 could not be translated [2023-11-29 01:57:04,653 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short30 could not be translated [2023-11-29 01:57:04,654 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short28 could not be translated [2023-11-29 01:57:04,654 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet27 could not be translated [2023-11-29 01:57:04,654 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short30 could not be translated [2023-11-29 01:57:04,654 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet29 could not be translated [2023-11-29 01:57:04,654 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short28 could not be translated [2023-11-29 01:57:04,654 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet27 could not be translated [2023-11-29 01:57:04,654 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short30 could not be translated [2023-11-29 01:57:04,655 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet29 could not be translated [2023-11-29 01:57:04,685 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 01:57:04 BoogieIcfgContainer [2023-11-29 01:57:04,686 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 01:57:04,686 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 01:57:04,686 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 01:57:04,686 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 01:57:04,687 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:51:25" (3/4) ... [2023-11-29 01:57:04,689 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-29 01:57:04,690 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 01:57:04,690 INFO L158 Benchmark]: Toolchain (without parser) took 340665.80ms. Allocated memory was 121.6MB in the beginning and 308.3MB in the end (delta: 186.6MB). Free memory was 90.1MB in the beginning and 247.5MB in the end (delta: -157.5MB). Peak memory consumption was 31.6MB. Max. memory is 16.1GB. [2023-11-29 01:57:04,690 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 100.7MB. Free memory is still 56.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 01:57:04,691 INFO L158 Benchmark]: CACSL2BoogieTranslator took 301.25ms. Allocated memory is still 121.6MB. Free memory was 89.7MB in the beginning and 74.4MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-29 01:57:04,691 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.62ms. Allocated memory is still 121.6MB. Free memory was 74.4MB in the beginning and 70.0MB in the end (delta: 4.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-29 01:57:04,692 INFO L158 Benchmark]: Boogie Preprocessor took 68.93ms. Allocated memory is still 121.6MB. Free memory was 70.0MB in the beginning and 64.5MB in the end (delta: 5.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-29 01:57:04,692 INFO L158 Benchmark]: RCFGBuilder took 568.94ms. Allocated memory was 121.6MB in the beginning and 146.8MB in the end (delta: 25.2MB). Free memory was 64.5MB in the beginning and 103.4MB in the end (delta: -38.9MB). Peak memory consumption was 26.5MB. Max. memory is 16.1GB. [2023-11-29 01:57:04,692 INFO L158 Benchmark]: TraceAbstraction took 339655.06ms. Allocated memory was 146.8MB in the beginning and 308.3MB in the end (delta: 161.5MB). Free memory was 102.9MB in the beginning and 247.5MB in the end (delta: -144.6MB). Peak memory consumption was 186.1MB. Max. memory is 16.1GB. [2023-11-29 01:57:04,693 INFO L158 Benchmark]: Witness Printer took 3.67ms. Allocated memory is still 308.3MB. Free memory is still 247.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 01:57:04,694 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 100.7MB. Free memory is still 56.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 301.25ms. Allocated memory is still 121.6MB. Free memory was 89.7MB in the beginning and 74.4MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.62ms. Allocated memory is still 121.6MB. Free memory was 74.4MB in the beginning and 70.0MB in the end (delta: 4.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.93ms. Allocated memory is still 121.6MB. Free memory was 70.0MB in the beginning and 64.5MB in the end (delta: 5.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 568.94ms. Allocated memory was 121.6MB in the beginning and 146.8MB in the end (delta: 25.2MB). Free memory was 64.5MB in the beginning and 103.4MB in the end (delta: -38.9MB). Peak memory consumption was 26.5MB. Max. memory is 16.1GB. * TraceAbstraction took 339655.06ms. Allocated memory was 146.8MB in the beginning and 308.3MB in the end (delta: 161.5MB). Free memory was 102.9MB in the beginning and 247.5MB in the end (delta: -144.6MB). Peak memory consumption was 186.1MB. Max. memory is 16.1GB. * Witness Printer took 3.67ms. Allocated memory is still 308.3MB. Free memory is still 247.5MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet5 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short28 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short28 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet27 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short28 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet27 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet27 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short28 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short30 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short28 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet27 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short30 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet29 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short28 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet27 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short30 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet29 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 191. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = -10; [L23] signed char var_1_3 = -16; [L24] signed char var_1_4 = 50; [L25] signed char var_1_5 = 4; [L26] unsigned long int var_1_6 = 50; [L27] signed long int var_1_7 = -8; [L28] signed long int var_1_8 = -4; [L29] signed char var_1_9 = 50; [L30] unsigned char var_1_10 = 128; [L31] unsigned char var_1_11 = 5; [L32] unsigned long int var_1_12 = 10; [L33] signed char var_1_13 = 16; [L34] unsigned short int var_1_15 = 128; [L35] signed long int var_1_16 = 2; [L36] unsigned short int var_1_17 = 61498; [L37] unsigned long int var_1_18 = 1; [L38] unsigned char var_1_19 = 0; [L39] double var_1_20 = 4.9; [L40] double var_1_21 = 1.5; [L41] signed long int var_1_22 = 0; [L42] signed long int var_1_23 = 100; [L43] signed long int var_1_24 = 2; [L44] unsigned char var_1_25 = 1; [L45] unsigned char var_1_26 = 1; [L46] unsigned char var_1_27 = 0; [L47] unsigned char var_1_28 = 0; [L48] unsigned char var_1_29 = 0; [L49] unsigned char var_1_30 = 0; [L50] unsigned char var_1_31 = 0; [L51] unsigned char var_1_32 = 1; [L52] double var_1_33 = 1.25; [L53] double var_1_34 = 1.6; [L54] double var_1_35 = 99999999999999.3; [L55] double var_1_36 = 16.4; [L56] unsigned short int var_1_37 = 1; [L57] unsigned short int var_1_38 = 256; [L58] unsigned short int last_1_var_1_15 = 128; [L195] isInitial = 1 [L196] FCALL initially() [L197] COND TRUE 1 [L198] CALL updateLastVariables() [L188] last_1_var_1_15 = var_1_15 [L198] RET updateLastVariables() [L199] CALL updateVariables() [L123] var_1_3 = __VERIFIER_nondet_char() [L124] CALL assume_abort_if_not(var_1_3 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_23=100, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=50, var_1_5=4, var_1_6=50, var_1_7=-8, var_1_8=-4, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_23=100, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=50, var_1_5=4, var_1_6=50, var_1_7=-8, var_1_8=-4, var_1_9=50] [L124] RET assume_abort_if_not(var_1_3 >= -63) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_23=100, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=50, var_1_5=4, var_1_6=50, var_1_7=-8, var_1_8=-4, var_1_9=50] [L125] CALL assume_abort_if_not(var_1_3 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_23=100, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=50, var_1_5=4, var_1_6=50, var_1_7=-8, var_1_8=-4, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_23=100, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=50, var_1_5=4, var_1_6=50, var_1_7=-8, var_1_8=-4, var_1_9=50] [L125] RET assume_abort_if_not(var_1_3 <= 63) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_23=100, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=50, var_1_5=4, var_1_6=50, var_1_7=-8, var_1_8=-4, var_1_9=50] [L126] var_1_4 = __VERIFIER_nondet_char() [L127] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_23=100, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=4, var_1_6=50, var_1_7=-8, var_1_8=-4, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_23=100, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=4, var_1_6=50, var_1_7=-8, var_1_8=-4, var_1_9=50] [L127] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_23=100, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=4, var_1_6=50, var_1_7=-8, var_1_8=-4, var_1_9=50] [L128] CALL assume_abort_if_not(var_1_4 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_23=100, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=4, var_1_6=50, var_1_7=-8, var_1_8=-4, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_23=100, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=4, var_1_6=50, var_1_7=-8, var_1_8=-4, var_1_9=50] [L128] RET assume_abort_if_not(var_1_4 <= 63) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_23=100, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=4, var_1_6=50, var_1_7=-8, var_1_8=-4, var_1_9=50] [L129] var_1_5 = __VERIFIER_nondet_char() [L130] CALL assume_abort_if_not(var_1_5 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_23=100, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=-8, var_1_8=-4, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_23=100, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=-8, var_1_8=-4, var_1_9=50] [L130] RET assume_abort_if_not(var_1_5 >= -127) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_23=100, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=-8, var_1_8=-4, var_1_9=50] [L131] CALL assume_abort_if_not(var_1_5 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_23=100, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=-8, var_1_8=-4, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_23=100, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=-8, var_1_8=-4, var_1_9=50] [L131] RET assume_abort_if_not(var_1_5 <= 126) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_23=100, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=-8, var_1_8=-4, var_1_9=50] [L132] var_1_7 = __VERIFIER_nondet_long() [L133] CALL assume_abort_if_not(var_1_7 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_23=100, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-4, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_23=100, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-4, var_1_9=50] [L133] RET assume_abort_if_not(var_1_7 >= -2147483648) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_23=100, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-4, var_1_9=50] [L134] CALL assume_abort_if_not(var_1_7 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_23=100, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-4, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_23=100, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-4, var_1_9=50] [L134] RET assume_abort_if_not(var_1_7 <= 2147483647) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_23=100, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-4, var_1_9=50] [L135] CALL assume_abort_if_not(var_1_7 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_23=100, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-4, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_23=100, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-4, var_1_9=50] [L135] RET assume_abort_if_not(var_1_7 != 0) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_23=100, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-4, var_1_9=50] [L136] var_1_8 = __VERIFIER_nondet_long() [L137] CALL assume_abort_if_not(var_1_8 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_23=100, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_23=100, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L137] RET assume_abort_if_not(var_1_8 >= -2147483648) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_23=100, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L138] CALL assume_abort_if_not(var_1_8 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_23=100, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_23=100, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L138] RET assume_abort_if_not(var_1_8 <= 2147483647) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_23=100, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L139] CALL assume_abort_if_not(var_1_8 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_23=100, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_23=100, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L139] RET assume_abort_if_not(var_1_8 != 0) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_23=100, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L140] var_1_10 = __VERIFIER_nondet_uchar() [L141] CALL assume_abort_if_not(var_1_10 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_23=100, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_23=100, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L141] RET assume_abort_if_not(var_1_10 >= 127) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_23=100, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L142] CALL assume_abort_if_not(var_1_10 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_23=100, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_23=100, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L142] RET assume_abort_if_not(var_1_10 <= 255) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_23=100, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L143] var_1_11 = __VERIFIER_nondet_uchar() [L144] CALL assume_abort_if_not(var_1_11 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_23=100, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_23=100, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L144] RET assume_abort_if_not(var_1_11 >= 1) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_23=100, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L145] CALL assume_abort_if_not(var_1_11 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_23=100, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_23=100, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L145] RET assume_abort_if_not(var_1_11 <= 126) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_23=100, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L146] CALL assume_abort_if_not(var_1_11 != 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_23=100, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_23=100, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L146] RET assume_abort_if_not(var_1_11 != 127) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_23=100, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L147] var_1_16 = __VERIFIER_nondet_long() [L148] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_23=100, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_23=100, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L148] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_23=100, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L149] CALL assume_abort_if_not(var_1_16 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_23=100, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_23=100, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L149] RET assume_abort_if_not(var_1_16 <= 2147483647) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_23=100, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L150] var_1_17 = __VERIFIER_nondet_ushort() [L151] CALL assume_abort_if_not(var_1_17 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_23=100, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_23=100, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L151] RET assume_abort_if_not(var_1_17 >= 32767) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_23=100, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L152] CALL assume_abort_if_not(var_1_17 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_23=100, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_23=100, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L152] RET assume_abort_if_not(var_1_17 <= 65534) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_23=100, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L153] var_1_21 = __VERIFIER_nondet_double() [L154] CALL assume_abort_if_not((var_1_21 >= -922337.2036854765600e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_23=100, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_23=100, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L154] RET assume_abort_if_not((var_1_21 >= -922337.2036854765600e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_23=100, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L155] var_1_23 = __VERIFIER_nondet_long() [L156] CALL assume_abort_if_not(var_1_23 >= -2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_23=-2147483647, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_23=-2147483647, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L156] RET assume_abort_if_not(var_1_23 >= -2147483647) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_23=-2147483647, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L157] CALL assume_abort_if_not(var_1_23 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_23=-2147483647, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_23=-2147483647, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L157] RET assume_abort_if_not(var_1_23 <= 2147483646) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_23=-2147483647, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L158] var_1_25 = __VERIFIER_nondet_uchar() [L159] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_23=-2147483647, var_1_24=2, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_23=-2147483647, var_1_24=2, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L159] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_23=-2147483647, var_1_24=2, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L160] CALL assume_abort_if_not(var_1_25 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L160] RET assume_abort_if_not(var_1_25 <= 1) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L161] var_1_26 = __VERIFIER_nondet_uchar() [L162] CALL assume_abort_if_not(var_1_26 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L162] RET assume_abort_if_not(var_1_26 >= 0) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L163] CALL assume_abort_if_not(var_1_26 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L163] RET assume_abort_if_not(var_1_26 <= 1) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L164] var_1_28 = __VERIFIER_nondet_uchar() [L165] CALL assume_abort_if_not(var_1_28 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L165] RET assume_abort_if_not(var_1_28 >= 0) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L166] CALL assume_abort_if_not(var_1_28 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L166] RET assume_abort_if_not(var_1_28 <= 1) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L167] var_1_29 = __VERIFIER_nondet_uchar() [L168] CALL assume_abort_if_not(var_1_29 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=1, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=1, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L168] RET assume_abort_if_not(var_1_29 >= 0) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=1, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L169] CALL assume_abort_if_not(var_1_29 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L169] RET assume_abort_if_not(var_1_29 <= 0) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L170] var_1_30 = __VERIFIER_nondet_uchar() [L171] CALL assume_abort_if_not(var_1_30 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L171] RET assume_abort_if_not(var_1_30 >= 0) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L172] CALL assume_abort_if_not(var_1_30 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L172] RET assume_abort_if_not(var_1_30 <= 0) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L173] var_1_31 = __VERIFIER_nondet_uchar() [L174] CALL assume_abort_if_not(var_1_31 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L174] RET assume_abort_if_not(var_1_31 >= 0) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L175] CALL assume_abort_if_not(var_1_31 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L175] RET assume_abort_if_not(var_1_31 <= 0) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L176] var_1_32 = __VERIFIER_nondet_uchar() [L177] CALL assume_abort_if_not(var_1_32 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L177] RET assume_abort_if_not(var_1_32 >= 1) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L178] CALL assume_abort_if_not(var_1_32 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L178] RET assume_abort_if_not(var_1_32 <= 1) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_34=8/5, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L179] var_1_34 = __VERIFIER_nondet_double() [L180] CALL assume_abort_if_not((var_1_34 >= -922337.2036854765600e+13F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 9223372.036854765600e+12F && var_1_34 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L180] RET assume_abort_if_not((var_1_34 >= -922337.2036854765600e+13F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 9223372.036854765600e+12F && var_1_34 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_35=999999999999993/10, var_1_36=82/5, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L181] var_1_36 = __VERIFIER_nondet_double() [L182] CALL assume_abort_if_not((var_1_36 >= -922337.2036854765600e+13F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 9223372.036854765600e+12F && var_1_36 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_35=999999999999993/10, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_35=999999999999993/10, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L182] RET assume_abort_if_not((var_1_36 >= -922337.2036854765600e+13F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 9223372.036854765600e+12F && var_1_36 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_35=999999999999993/10, var_1_37=1, var_1_38=256, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L183] var_1_38 = __VERIFIER_nondet_ushort() [L184] CALL assume_abort_if_not(var_1_38 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_35=999999999999993/10, var_1_37=1, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_35=999999999999993/10, var_1_37=1, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L184] RET assume_abort_if_not(var_1_38 >= 0) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_35=999999999999993/10, var_1_37=1, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L185] CALL assume_abort_if_not(var_1_38 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_35=999999999999993/10, var_1_37=1, var_1_38=0, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_35=999999999999993/10, var_1_37=1, var_1_38=0, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L185] RET assume_abort_if_not(var_1_38 <= 65534) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=0, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_35=999999999999993/10, var_1_37=1, var_1_38=0, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L199] RET updateVariables() [L200] CALL step() [L62] var_1_22 = var_1_23 VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=-2147483647, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_35=999999999999993/10, var_1_37=1, var_1_38=0, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L63] COND FALSE !(var_1_25 && var_1_26) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=-2147483647, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_35=999999999999993/10, var_1_37=1, var_1_38=0, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L68] COND FALSE !(\read(var_1_25)) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=-2147483647, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=5/4, var_1_35=999999999999993/10, var_1_37=1, var_1_38=0, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L79] var_1_33 = var_1_34 VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=-2147483647, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=2, var_1_34=2, var_1_35=999999999999993/10, var_1_37=1, var_1_38=0, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L80] COND FALSE !(var_1_33 > var_1_34) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=-2147483647, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=2, var_1_34=2, var_1_35=999999999999993/10, var_1_37=1, var_1_38=0, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L85] var_1_37 = var_1_38 VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=-2147483647, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=2, var_1_34=2, var_1_35=999999999999993/10, var_1_37=0, var_1_38=0, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L86] EXPR var_1_8 & var_1_4 VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=-2147483647, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=2, var_1_34=2, var_1_35=999999999999993/10, var_1_37=0, var_1_38=0, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=50] [L86] COND FALSE !(last_1_var_1_15 <= (var_1_8 & var_1_4)) [L91] var_1_9 = var_1_4 VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=-2147483647, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=2, var_1_34=2, var_1_35=999999999999993/10, var_1_37=0, var_1_38=0, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=0] [L93] EXPR (var_1_4 + var_1_9) & var_1_7 VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=-2147483647, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=2, var_1_34=2, var_1_35=999999999999993/10, var_1_37=0, var_1_38=0, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=0] [L93] signed long int stepLocal_3 = (var_1_4 + var_1_9) & var_1_7; [L94] COND TRUE stepLocal_3 <= (var_1_10 - ((((var_1_11) < (var_1_16)) ? (var_1_11) : (var_1_16)))) [L95] var_1_15 = (var_1_11 + 64) VAL [isInitial=1, last_1_var_1_15=128, stepLocal_3=0, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=188, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=-2147483647, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=2, var_1_34=2, var_1_35=999999999999993/10, var_1_37=0, var_1_38=0, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=0] [L99] signed long int stepLocal_1 = -4; [L100] signed long int stepLocal_0 = -16; VAL [isInitial=1, last_1_var_1_15=128, stepLocal_0=-16, stepLocal_1=-4, stepLocal_3=0, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=188, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=-2147483647, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=2, var_1_34=2, var_1_35=999999999999993/10, var_1_37=0, var_1_38=0, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=0] [L101] COND FALSE !(stepLocal_1 > (var_1_5 / ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8))))) VAL [isInitial=1, last_1_var_1_15=128, stepLocal_0=-16, stepLocal_1=-4, stepLocal_3=0, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=188, var_1_16=0, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_22=-2147483647, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=2, var_1_34=2, var_1_35=999999999999993/10, var_1_37=0, var_1_38=0, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=0] [L106] var_1_18 = var_1_17 [L107] var_1_19 = 0 [L108] var_1_20 = var_1_21 VAL [isInitial=1, last_1_var_1_15=128, stepLocal_0=-16, stepLocal_1=-4, stepLocal_3=0, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=188, var_1_16=0, var_1_17=32767, var_1_18=32767, var_1_19=0, var_1_1=-10, var_1_20=3, var_1_21=3, var_1_22=-2147483647, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=2, var_1_34=2, var_1_35=999999999999993/10, var_1_37=0, var_1_38=0, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=0] [L109] COND FALSE !(\read(var_1_19)) VAL [isInitial=1, last_1_var_1_15=128, stepLocal_0=-16, stepLocal_1=-4, stepLocal_3=0, var_1_10=127, var_1_11=124, var_1_12=10, var_1_13=16, var_1_15=188, var_1_16=0, var_1_17=32767, var_1_18=32767, var_1_19=0, var_1_1=-10, var_1_20=3, var_1_21=3, var_1_22=-2147483647, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=2, var_1_34=2, var_1_35=999999999999993/10, var_1_37=0, var_1_38=0, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=0] [L112] COND TRUE var_1_3 <= var_1_1 [L113] var_1_12 = var_1_4 VAL [isInitial=1, last_1_var_1_15=128, stepLocal_0=-16, stepLocal_1=-4, stepLocal_3=0, var_1_10=127, var_1_11=124, var_1_12=0, var_1_13=16, var_1_15=188, var_1_16=0, var_1_17=32767, var_1_18=32767, var_1_19=0, var_1_1=-10, var_1_20=3, var_1_21=3, var_1_22=-2147483647, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=2, var_1_34=2, var_1_35=999999999999993/10, var_1_37=0, var_1_38=0, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=0] [L117] unsigned long int stepLocal_2 = var_1_18; VAL [isInitial=1, last_1_var_1_15=128, stepLocal_0=-16, stepLocal_1=-4, stepLocal_2=32767, stepLocal_3=0, var_1_10=127, var_1_11=124, var_1_12=0, var_1_13=16, var_1_15=188, var_1_16=0, var_1_17=32767, var_1_18=32767, var_1_19=0, var_1_1=-10, var_1_20=3, var_1_21=3, var_1_22=-2147483647, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=2, var_1_34=2, var_1_35=999999999999993/10, var_1_37=0, var_1_38=0, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=0] [L118] COND TRUE (~ var_1_3) < stepLocal_2 [L119] var_1_13 = (((((var_1_4 + var_1_3)) > (-5)) ? ((var_1_4 + var_1_3)) : (-5))) VAL [isInitial=1, last_1_var_1_15=128, stepLocal_0=-16, stepLocal_1=-4, stepLocal_2=32767, stepLocal_3=0, var_1_10=127, var_1_11=124, var_1_12=0, var_1_13=-5, var_1_15=188, var_1_16=0, var_1_17=32767, var_1_18=32767, var_1_19=0, var_1_1=-10, var_1_20=3, var_1_21=3, var_1_22=-2147483647, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=2, var_1_34=2, var_1_35=999999999999993/10, var_1_37=0, var_1_38=0, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=0] [L200] RET step() [L201] CALL, EXPR property() [L191] EXPR ((var_1_19 ? (var_1_1 == ((signed char) (((((var_1_3 + (1 - var_1_4))) < (var_1_5)) ? ((var_1_3 + (1 - var_1_4))) : (var_1_5))))) : 1) && ((-4 > (var_1_5 / ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8))))) ? ((var_1_4 < -16) ? (var_1_6 == ((unsigned long int) ((((32u) < 0 ) ? -(32u) : (32u))))) : 1) : 1)) && ((last_1_var_1_15 <= (var_1_8 & var_1_4)) ? ((((- 8) / (var_1_10 - var_1_11)) >= var_1_3) ? (var_1_9 == ((signed char) var_1_3)) : 1) : (var_1_9 == ((signed char) var_1_4))) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=0, var_1_13=-5, var_1_15=188, var_1_16=0, var_1_17=32767, var_1_18=32767, var_1_19=0, var_1_1=-10, var_1_20=3, var_1_21=3, var_1_22=-2147483647, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=2, var_1_34=2, var_1_35=999999999999993/10, var_1_37=0, var_1_38=0, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=0] [L191] EXPR var_1_8 & var_1_4 VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=0, var_1_13=-5, var_1_15=188, var_1_16=0, var_1_17=32767, var_1_18=32767, var_1_19=0, var_1_1=-10, var_1_20=3, var_1_21=3, var_1_22=-2147483647, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=2, var_1_34=2, var_1_35=999999999999993/10, var_1_37=0, var_1_38=0, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=0] [L191] EXPR ((var_1_19 ? (var_1_1 == ((signed char) (((((var_1_3 + (1 - var_1_4))) < (var_1_5)) ? ((var_1_3 + (1 - var_1_4))) : (var_1_5))))) : 1) && ((-4 > (var_1_5 / ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8))))) ? ((var_1_4 < -16) ? (var_1_6 == ((unsigned long int) ((((32u) < 0 ) ? -(32u) : (32u))))) : 1) : 1)) && ((last_1_var_1_15 <= (var_1_8 & var_1_4)) ? ((((- 8) / (var_1_10 - var_1_11)) >= var_1_3) ? (var_1_9 == ((signed char) var_1_3)) : 1) : (var_1_9 == ((signed char) var_1_4))) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=0, var_1_13=-5, var_1_15=188, var_1_16=0, var_1_17=32767, var_1_18=32767, var_1_19=0, var_1_1=-10, var_1_20=3, var_1_21=3, var_1_22=-2147483647, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=2, var_1_34=2, var_1_35=999999999999993/10, var_1_37=0, var_1_38=0, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=0] [L191] EXPR (((((var_1_19 ? (var_1_1 == ((signed char) (((((var_1_3 + (1 - var_1_4))) < (var_1_5)) ? ((var_1_3 + (1 - var_1_4))) : (var_1_5))))) : 1) && ((-4 > (var_1_5 / ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8))))) ? ((var_1_4 < -16) ? (var_1_6 == ((unsigned long int) ((((32u) < 0 ) ? -(32u) : (32u))))) : 1) : 1)) && ((last_1_var_1_15 <= (var_1_8 & var_1_4)) ? ((((- 8) / (var_1_10 - var_1_11)) >= var_1_3) ? (var_1_9 == ((signed char) var_1_3)) : 1) : (var_1_9 == ((signed char) var_1_4)))) && ((var_1_3 <= var_1_1) ? (var_1_12 == ((unsigned long int) var_1_4)) : (var_1_12 == ((unsigned long int) (((((var_1_11 + var_1_4)) < (var_1_10)) ? ((var_1_11 + var_1_4)) : (var_1_10))))))) && (((~ var_1_3) < var_1_18) ? (var_1_13 == ((signed char) (((((var_1_4 + var_1_3)) > (-5)) ? ((var_1_4 + var_1_3)) : (-5))))) : 1)) && ((((var_1_4 + var_1_9) & var_1_7) <= (var_1_10 - ((((var_1_11) < (var_1_16)) ? (var_1_11) : (var_1_16))))) ? (var_1_15 == ((unsigned short int) (var_1_11 + 64))) : (var_1_15 == ((unsigned short int) ((((((((var_1_10) > ((var_1_17 - var_1_4))) ? (var_1_10) : ((var_1_17 - var_1_4))))) > (var_1_11)) ? (((((var_1_10) > ((var_1_17 - var_1_4))) ? (var_1_10) : ((var_1_17 - var_1_4))))) : (var_1_11)))))) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=0, var_1_13=-5, var_1_15=188, var_1_16=0, var_1_17=32767, var_1_18=32767, var_1_19=0, var_1_1=-10, var_1_20=3, var_1_21=3, var_1_22=-2147483647, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=2, var_1_34=2, var_1_35=999999999999993/10, var_1_37=0, var_1_38=0, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=0] [L191] EXPR (var_1_4 + var_1_9) & var_1_7 VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=0, var_1_13=-5, var_1_15=188, var_1_16=0, var_1_17=32767, var_1_18=32767, var_1_19=0, var_1_1=-10, var_1_20=3, var_1_21=3, var_1_22=-2147483647, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=2, var_1_34=2, var_1_35=999999999999993/10, var_1_37=0, var_1_38=0, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=0] [L191] EXPR (((((var_1_19 ? (var_1_1 == ((signed char) (((((var_1_3 + (1 - var_1_4))) < (var_1_5)) ? ((var_1_3 + (1 - var_1_4))) : (var_1_5))))) : 1) && ((-4 > (var_1_5 / ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8))))) ? ((var_1_4 < -16) ? (var_1_6 == ((unsigned long int) ((((32u) < 0 ) ? -(32u) : (32u))))) : 1) : 1)) && ((last_1_var_1_15 <= (var_1_8 & var_1_4)) ? ((((- 8) / (var_1_10 - var_1_11)) >= var_1_3) ? (var_1_9 == ((signed char) var_1_3)) : 1) : (var_1_9 == ((signed char) var_1_4)))) && ((var_1_3 <= var_1_1) ? (var_1_12 == ((unsigned long int) var_1_4)) : (var_1_12 == ((unsigned long int) (((((var_1_11 + var_1_4)) < (var_1_10)) ? ((var_1_11 + var_1_4)) : (var_1_10))))))) && (((~ var_1_3) < var_1_18) ? (var_1_13 == ((signed char) (((((var_1_4 + var_1_3)) > (-5)) ? ((var_1_4 + var_1_3)) : (-5))))) : 1)) && ((((var_1_4 + var_1_9) & var_1_7) <= (var_1_10 - ((((var_1_11) < (var_1_16)) ? (var_1_11) : (var_1_16))))) ? (var_1_15 == ((unsigned short int) (var_1_11 + 64))) : (var_1_15 == ((unsigned short int) ((((((((var_1_10) > ((var_1_17 - var_1_4))) ? (var_1_10) : ((var_1_17 - var_1_4))))) > (var_1_11)) ? (((((var_1_10) > ((var_1_17 - var_1_4))) ? (var_1_10) : ((var_1_17 - var_1_4))))) : (var_1_11)))))) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=0, var_1_13=-5, var_1_15=188, var_1_16=0, var_1_17=32767, var_1_18=32767, var_1_19=0, var_1_1=-10, var_1_20=3, var_1_21=3, var_1_22=-2147483647, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=2, var_1_34=2, var_1_35=999999999999993/10, var_1_37=0, var_1_38=0, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=0] [L191-L192] return ((((((((var_1_19 ? (var_1_1 == ((signed char) (((((var_1_3 + (1 - var_1_4))) < (var_1_5)) ? ((var_1_3 + (1 - var_1_4))) : (var_1_5))))) : 1) && ((-4 > (var_1_5 / ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8))))) ? ((var_1_4 < -16) ? (var_1_6 == ((unsigned long int) ((((32u) < 0 ) ? -(32u) : (32u))))) : 1) : 1)) && ((last_1_var_1_15 <= (var_1_8 & var_1_4)) ? ((((- 8) / (var_1_10 - var_1_11)) >= var_1_3) ? (var_1_9 == ((signed char) var_1_3)) : 1) : (var_1_9 == ((signed char) var_1_4)))) && ((var_1_3 <= var_1_1) ? (var_1_12 == ((unsigned long int) var_1_4)) : (var_1_12 == ((unsigned long int) (((((var_1_11 + var_1_4)) < (var_1_10)) ? ((var_1_11 + var_1_4)) : (var_1_10))))))) && (((~ var_1_3) < var_1_18) ? (var_1_13 == ((signed char) (((((var_1_4 + var_1_3)) > (-5)) ? ((var_1_4 + var_1_3)) : (-5))))) : 1)) && ((((var_1_4 + var_1_9) & var_1_7) <= (var_1_10 - ((((var_1_11) < (var_1_16)) ? (var_1_11) : (var_1_16))))) ? (var_1_15 == ((unsigned short int) (var_1_11 + 64))) : (var_1_15 == ((unsigned short int) ((((((((var_1_10) > ((var_1_17 - var_1_4))) ? (var_1_10) : ((var_1_17 - var_1_4))))) > (var_1_11)) ? (((((var_1_10) > ((var_1_17 - var_1_4))) ? (var_1_10) : ((var_1_17 - var_1_4))))) : (var_1_11))))))) && (var_1_18 == ((unsigned long int) var_1_17))) && (var_1_19 == ((unsigned char) 0))) && (var_1_20 == ((double) var_1_21)) ; [L201] RET, EXPR property() [L201] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=0, var_1_13=-5, var_1_15=188, var_1_16=0, var_1_17=32767, var_1_18=32767, var_1_19=0, var_1_1=-10, var_1_20=3, var_1_21=3, var_1_22=-2147483647, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=2, var_1_34=2, var_1_35=999999999999993/10, var_1_37=0, var_1_38=0, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=124, var_1_12=0, var_1_13=-5, var_1_15=188, var_1_16=0, var_1_17=32767, var_1_18=32767, var_1_19=0, var_1_1=-10, var_1_20=3, var_1_21=3, var_1_22=-2147483647, var_1_23=-2147483647, var_1_24=2, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=2, var_1_34=2, var_1_35=999999999999993/10, var_1_37=0, var_1_38=0, var_1_3=-10, var_1_4=0, var_1_5=5, var_1_6=50, var_1_7=2, var_1_8=-2147483648, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 111 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 339.4s, OverallIterations: 20, TraceHistogramMax: 42, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 221.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 15 mSolverCounterUnknown, 2693 SdHoareTripleChecker+Valid, 121.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2668 mSDsluCounter, 15438 SdHoareTripleChecker+Invalid, 120.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 12295 mSDsCounter, 357 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6556 IncrementalHoareTripleChecker+Invalid, 6928 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 357 mSolverCounterUnsat, 3143 mSDtfsCounter, 6556 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6574 GetRequests, 6283 SyntacticMatches, 0 SemanticMatches, 291 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1640 ImplicationChecksByTransitivity, 138.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=543occurred in iteration=18, InterpolantAutomatonStates: 232, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 19 MinimizatonAttempts, 1588 StatesRemovedByMinimization, 18 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.5s SsaConstructionTime, 1.6s SatisfiabilityAnalysisTime, 109.4s InterpolantComputationTime, 5439 NumberOfCodeBlocks, 5439 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 6451 ConstructedInterpolants, 20 QuantifiedInterpolants, 32251 SizeOfPredicates, 194 NumberOfNonLiveVariables, 10832 ConjunctsInSsa, 228 ConjunctsInUnsatCore, 25 InterpolantComputations, 16 PerfectInterpolantSequences, 84495/86100 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 01:57:04,916 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forcibly destroying the process [2023-11-29 01:57:04,963 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 137 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_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/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_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-84.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/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_06c86884-e0a2-4917-bcf4-463e028f67b6/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 9814b6f663b6f8344bf47c3f11a6e8397e36d86baf563eb7b8c9e4a0d3ef60c6 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 01:57:06,631 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 01:57:06,695 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-29 01:57:06,700 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 01:57:06,701 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 01:57:06,725 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 01:57:06,726 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 01:57:06,726 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 01:57:06,727 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 01:57:06,727 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 01:57:06,728 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 01:57:06,728 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 01:57:06,729 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 01:57:06,730 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 01:57:06,730 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 01:57:06,731 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 01:57:06,731 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 01:57:06,732 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 01:57:06,733 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 01:57:06,733 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 01:57:06,734 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 01:57:06,734 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 01:57:06,735 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 01:57:06,735 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-29 01:57:06,736 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-29 01:57:06,736 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-29 01:57:06,737 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 01:57:06,737 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 01:57:06,737 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 01:57:06,738 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 01:57:06,738 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 01:57:06,739 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 01:57:06,739 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 01:57:06,739 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 01:57:06,740 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 01:57:06,740 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 01:57:06,740 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 01:57:06,740 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-29 01:57:06,740 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-29 01:57:06,741 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 01:57:06,741 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 01:57:06,741 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 01:57:06,742 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 01:57:06,742 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 01:57:06,742 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-29 01:57:06,742 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_06c86884-e0a2-4917-bcf4-463e028f67b6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9814b6f663b6f8344bf47c3f11a6e8397e36d86baf563eb7b8c9e4a0d3ef60c6 [2023-11-29 01:57:07,038 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 01:57:07,058 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 01:57:07,061 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 01:57:07,062 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 01:57:07,062 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 01:57:07,064 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-84.i [2023-11-29 01:57:09,862 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 01:57:10,063 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 01:57:10,064 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-84.i [2023-11-29 01:57:10,075 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/data/294566759/b8dc31e042014a189d4f2e2513380231/FLAG0ebf53e4c [2023-11-29 01:57:10,089 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/data/294566759/b8dc31e042014a189d4f2e2513380231 [2023-11-29 01:57:10,092 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 01:57:10,094 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 01:57:10,095 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 01:57:10,095 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 01:57:10,100 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 01:57:10,101 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 01:57:10" (1/1) ... [2023-11-29 01:57:10,102 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21bb0eff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:57:10, skipping insertion in model container [2023-11-29 01:57:10,102 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 01:57:10" (1/1) ... [2023-11-29 01:57:10,136 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 01:57:10,282 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_06c86884-e0a2-4917-bcf4-463e028f67b6/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-84.i[915,928] [2023-11-29 01:57:10,352 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 01:57:10,369 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 01:57:10,380 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_06c86884-e0a2-4917-bcf4-463e028f67b6/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-84.i[915,928] [2023-11-29 01:57:10,419 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 01:57:10,437 INFO L206 MainTranslator]: Completed translation [2023-11-29 01:57:10,438 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:57:10 WrapperNode [2023-11-29 01:57:10,438 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 01:57:10,439 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 01:57:10,439 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 01:57:10,439 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 01:57:10,444 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:57:10" (1/1) ... [2023-11-29 01:57:10,458 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:57:10" (1/1) ... [2023-11-29 01:57:10,489 INFO L138 Inliner]: procedures = 27, calls = 55, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 216 [2023-11-29 01:57:10,490 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 01:57:10,491 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 01:57:10,491 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 01:57:10,491 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 01:57:10,501 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:57:10" (1/1) ... [2023-11-29 01:57:10,501 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:57:10" (1/1) ... [2023-11-29 01:57:10,507 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:57:10" (1/1) ... [2023-11-29 01:57:10,524 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 01:57:10,525 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:57:10" (1/1) ... [2023-11-29 01:57:10,525 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:57:10" (1/1) ... [2023-11-29 01:57:10,538 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:57:10" (1/1) ... [2023-11-29 01:57:10,542 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:57:10" (1/1) ... [2023-11-29 01:57:10,546 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:57:10" (1/1) ... [2023-11-29 01:57:10,549 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:57:10" (1/1) ... [2023-11-29 01:57:10,553 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 01:57:10,555 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 01:57:10,555 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 01:57:10,555 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 01:57:10,556 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:57:10" (1/1) ... [2023-11-29 01:57:10,561 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 01:57:10,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:57:10,582 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 01:57:10,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 01:57:10,622 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 01:57:10,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-29 01:57:10,622 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 01:57:10,622 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 01:57:10,623 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 01:57:10,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 01:57:10,718 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 01:57:10,721 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 01:57:11,288 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 01:57:11,347 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 01:57:11,347 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 01:57:11,347 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:57:11 BoogieIcfgContainer [2023-11-29 01:57:11,348 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 01:57:11,350 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 01:57:11,351 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 01:57:11,354 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 01:57:11,354 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 01:57:10" (1/3) ... [2023-11-29 01:57:11,355 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47e97522 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 01:57:11, skipping insertion in model container [2023-11-29 01:57:11,355 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:57:10" (2/3) ... [2023-11-29 01:57:11,356 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47e97522 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 01:57:11, skipping insertion in model container [2023-11-29 01:57:11,356 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:57:11" (3/3) ... [2023-11-29 01:57:11,357 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-84.i [2023-11-29 01:57:11,376 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 01:57:11,376 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 01:57:11,426 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 01:57:11,431 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;@b093992, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 01:57:11,431 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 01:57:11,434 INFO L276 IsEmpty]: Start isEmpty. Operand has 97 states, 52 states have (on average 1.3846153846153846) internal successors, (72), 53 states have internal predecessors, (72), 42 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2023-11-29 01:57:11,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2023-11-29 01:57:11,452 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:57:11,453 INFO L195 NwaCegarLoop]: trace histogram [42, 42, 42, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:57:11,454 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:57:11,457 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:57:11,458 INFO L85 PathProgramCache]: Analyzing trace with hash 1518242525, now seen corresponding path program 1 times [2023-11-29 01:57:11,472 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 01:57:11,472 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1505927295] [2023-11-29 01:57:11,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:57:11,473 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 01:57:11,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 01:57:11,474 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/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 01:57:11,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/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 01:57:11,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:57:11,797 INFO L262 TraceCheckSpWp]: Trace formula consists of 395 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 01:57:11,811 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:57:11,867 INFO L134 CoverageAnalysis]: Checked inductivity of 3444 backedges. 538 proven. 0 refuted. 0 times theorem prover too weak. 2906 trivial. 0 not checked. [2023-11-29 01:57:11,867 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:57:11,868 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 01:57:11,868 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1505927295] [2023-11-29 01:57:11,868 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1505927295] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:57:11,869 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:57:11,869 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 01:57:11,870 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1958975602] [2023-11-29 01:57:11,871 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:57:11,875 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 01:57:11,875 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 01:57:11,903 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 01:57:11,903 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 01:57:11,905 INFO L87 Difference]: Start difference. First operand has 97 states, 52 states have (on average 1.3846153846153846) internal successors, (72), 53 states have internal predecessors, (72), 42 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) Second operand has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2023-11-29 01:57:11,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:57:11,998 INFO L93 Difference]: Finished difference Result 191 states and 352 transitions. [2023-11-29 01:57:12,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 01:57:12,008 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) Word has length 251 [2023-11-29 01:57:12,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:57:12,015 INFO L225 Difference]: With dead ends: 191 [2023-11-29 01:57:12,015 INFO L226 Difference]: Without dead ends: 95 [2023-11-29 01:57:12,020 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 250 GetRequests, 250 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 01:57:12,022 INFO L413 NwaCegarLoop]: 148 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 148 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 01:57:12,023 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 148 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 01:57:12,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2023-11-29 01:57:12,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2023-11-29 01:57:12,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 51 states have (on average 1.3137254901960784) internal successors, (67), 51 states have internal predecessors, (67), 42 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2023-11-29 01:57:12,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 151 transitions. [2023-11-29 01:57:12,073 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 151 transitions. Word has length 251 [2023-11-29 01:57:12,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:57:12,074 INFO L495 AbstractCegarLoop]: Abstraction has 95 states and 151 transitions. [2023-11-29 01:57:12,075 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2023-11-29 01:57:12,075 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 151 transitions. [2023-11-29 01:57:12,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2023-11-29 01:57:12,082 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:57:12,082 INFO L195 NwaCegarLoop]: trace histogram [42, 42, 42, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:57:12,097 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/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 01:57:12,284 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/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 01:57:12,285 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:57:12,285 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:57:12,285 INFO L85 PathProgramCache]: Analyzing trace with hash 997073377, now seen corresponding path program 1 times [2023-11-29 01:57:12,286 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 01:57:12,286 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1015206827] [2023-11-29 01:57:12,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:57:12,287 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 01:57:12,287 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 01:57:12,288 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/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 01:57:12,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06c86884-e0a2-4917-bcf4-463e028f67b6/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 01:57:12,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:57:12,597 INFO L262 TraceCheckSpWp]: Trace formula consists of 395 conjuncts, 27 conjunts are in the unsatisfiable core [2023-11-29 01:57:12,614 INFO L285 TraceCheckSpWp]: Computing forward predicates...