./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-22.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_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/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_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-22.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/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_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/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 eac29c932ada0e94be278f95077c74c7b457902f59ccb1c57195813dd70e5550 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 03:51:49,079 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 03:51:49,141 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-29 03:51:49,146 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 03:51:49,146 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 03:51:49,169 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 03:51:49,169 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 03:51:49,170 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 03:51:49,170 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 03:51:49,171 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 03:51:49,171 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 03:51:49,172 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 03:51:49,173 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 03:51:49,173 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 03:51:49,174 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 03:51:49,174 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 03:51:49,175 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 03:51:49,175 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 03:51:49,176 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 03:51:49,176 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 03:51:49,177 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 03:51:49,180 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 03:51:49,181 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 03:51:49,181 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 03:51:49,181 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 03:51:49,181 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 03:51:49,182 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 03:51:49,182 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 03:51:49,182 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 03:51:49,183 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 03:51:49,183 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 03:51:49,184 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 03:51:49,184 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 03:51:49,185 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 03:51:49,185 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 03:51:49,185 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 03:51:49,186 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 03:51:49,186 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 03:51:49,186 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 03:51:49,186 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 03:51:49,186 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 03:51:49,187 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 03:51:49,187 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_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eac29c932ada0e94be278f95077c74c7b457902f59ccb1c57195813dd70e5550 [2023-11-29 03:51:49,387 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 03:51:49,407 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 03:51:49,409 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 03:51:49,410 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 03:51:49,411 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 03:51:49,412 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-22.i [2023-11-29 03:51:52,216 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 03:51:52,419 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 03:51:52,419 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-22.i [2023-11-29 03:51:52,430 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/data/2e18ffbeb/581f2db74fbb4301888f6ce3cb2f9842/FLAG6db742ba4 [2023-11-29 03:51:52,445 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/data/2e18ffbeb/581f2db74fbb4301888f6ce3cb2f9842 [2023-11-29 03:51:52,447 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 03:51:52,448 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 03:51:52,449 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 03:51:52,449 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 03:51:52,457 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 03:51:52,458 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 03:51:52" (1/1) ... [2023-11-29 03:51:52,459 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29628353 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:51:52, skipping insertion in model container [2023-11-29 03:51:52,460 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 03:51:52" (1/1) ... [2023-11-29 03:51:52,495 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 03:51:52,644 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_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-22.i[919,932] [2023-11-29 03:51:52,720 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 03:51:52,734 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 03:51:52,746 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_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-22.i[919,932] [2023-11-29 03:51:52,783 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 03:51:52,801 INFO L206 MainTranslator]: Completed translation [2023-11-29 03:51:52,802 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:51:52 WrapperNode [2023-11-29 03:51:52,802 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 03:51:52,803 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 03:51:52,803 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 03:51:52,803 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 03:51:52,811 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:51:52" (1/1) ... [2023-11-29 03:51:52,824 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:51:52" (1/1) ... [2023-11-29 03:51:52,869 INFO L138 Inliner]: procedures = 26, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 218 [2023-11-29 03:51:52,870 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 03:51:52,871 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 03:51:52,871 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 03:51:52,871 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 03:51:52,883 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:51:52" (1/1) ... [2023-11-29 03:51:52,883 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:51:52" (1/1) ... [2023-11-29 03:51:52,887 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:51:52" (1/1) ... [2023-11-29 03:51:52,930 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-11-29 03:51:52,930 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:51:52" (1/1) ... [2023-11-29 03:51:52,931 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:51:52" (1/1) ... [2023-11-29 03:51:52,946 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:51:52" (1/1) ... [2023-11-29 03:51:52,950 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:51:52" (1/1) ... [2023-11-29 03:51:52,955 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:51:52" (1/1) ... [2023-11-29 03:51:52,959 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:51:52" (1/1) ... [2023-11-29 03:51:52,967 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 03:51:52,968 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 03:51:52,968 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 03:51:52,968 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 03:51:52,969 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:51:52" (1/1) ... [2023-11-29 03:51:52,975 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 03:51:52,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:51:52,999 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 03:51:53,002 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 03:51:53,033 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 03:51:53,034 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 03:51:53,034 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 03:51:53,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 03:51:53,034 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 03:51:53,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 03:51:53,128 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 03:51:53,130 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 03:51:53,504 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 03:51:53,537 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 03:51:53,537 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 03:51:53,538 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 03:51:53 BoogieIcfgContainer [2023-11-29 03:51:53,538 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 03:51:53,540 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 03:51:53,541 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 03:51:53,543 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 03:51:53,543 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 03:51:52" (1/3) ... [2023-11-29 03:51:53,544 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11aa7fc4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 03:51:53, skipping insertion in model container [2023-11-29 03:51:53,544 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:51:52" (2/3) ... [2023-11-29 03:51:53,544 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11aa7fc4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 03:51:53, skipping insertion in model container [2023-11-29 03:51:53,545 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 03:51:53" (3/3) ... [2023-11-29 03:51:53,546 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-22.i [2023-11-29 03:51:53,560 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 03:51:53,560 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 03:51:53,603 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 03:51:53,609 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;@e4f4674, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 03:51:53,609 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 03:51:53,613 INFO L276 IsEmpty]: Start isEmpty. Operand has 90 states, 54 states have (on average 1.462962962962963) internal successors, (79), 55 states have internal predecessors, (79), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-29 03:51:53,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2023-11-29 03:51:53,631 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:51:53,632 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:51:53,633 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:51:53,638 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:51:53,638 INFO L85 PathProgramCache]: Analyzing trace with hash 297304885, now seen corresponding path program 1 times [2023-11-29 03:51:53,646 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:51:53,646 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1865122509] [2023-11-29 03:51:53,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:51:53,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:51:53,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:51:53,869 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:51:53,870 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1865122509] [2023-11-29 03:51:53,870 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-29 03:51:53,871 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1640722626] [2023-11-29 03:51:53,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:51:53,871 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:51:53,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:51:53,873 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:51:53,881 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-29 03:51:54,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:51:54,113 INFO L262 TraceCheckSpWp]: Trace formula consists of 470 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 03:51:54,125 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:51:54,177 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 2048 trivial. 0 not checked. [2023-11-29 03:51:54,177 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:51:54,178 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1640722626] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:51:54,178 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:51:54,178 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 03:51:54,180 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [945221931] [2023-11-29 03:51:54,181 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:51:54,186 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 03:51:54,186 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:51:54,215 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 03:51:54,216 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 03:51:54,218 INFO L87 Difference]: Start difference. First operand has 90 states, 54 states have (on average 1.462962962962963) internal successors, (79), 55 states have internal predecessors, (79), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) Second operand has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-29 03:51:54,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:51:54,264 INFO L93 Difference]: Finished difference Result 177 states and 321 transitions. [2023-11-29 03:51:54,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 03:51:54,267 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 2 states have call successors, (33) Word has length 207 [2023-11-29 03:51:54,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:51:54,275 INFO L225 Difference]: With dead ends: 177 [2023-11-29 03:51:54,275 INFO L226 Difference]: Without dead ends: 88 [2023-11-29 03:51:54,279 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 206 GetRequests, 206 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 03:51:54,283 INFO L413 NwaCegarLoop]: 135 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 135 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 03:51:54,284 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 135 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 03:51:54,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2023-11-29 03:51:54,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 88. [2023-11-29 03:51:54,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 53 states have (on average 1.3584905660377358) internal successors, (72), 53 states have internal predecessors, (72), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-29 03:51:54,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 138 transitions. [2023-11-29 03:51:54,332 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 138 transitions. Word has length 207 [2023-11-29 03:51:54,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:51:54,332 INFO L495 AbstractCegarLoop]: Abstraction has 88 states and 138 transitions. [2023-11-29 03:51:54,333 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-29 03:51:54,333 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 138 transitions. [2023-11-29 03:51:54,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2023-11-29 03:51:54,338 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:51:54,339 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:51:54,349 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-29 03:51:54,540 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-29 03:51:54,541 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:51:54,542 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:51:54,542 INFO L85 PathProgramCache]: Analyzing trace with hash -1802356049, now seen corresponding path program 1 times [2023-11-29 03:51:54,542 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:51:54,542 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [277960921] [2023-11-29 03:51:54,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:51:54,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:51:54,611 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 03:51:54,612 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1985560384] [2023-11-29 03:51:54,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:51:54,612 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:51:54,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:51:54,614 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:51:54,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-29 03:51:54,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:51:54,780 INFO L262 TraceCheckSpWp]: Trace formula consists of 470 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 03:51:54,788 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:51:55,205 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 276 proven. 90 refuted. 0 times theorem prover too weak. 1746 trivial. 0 not checked. [2023-11-29 03:51:55,205 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 03:51:55,512 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 6 proven. 90 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2023-11-29 03:51:55,512 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:51:55,512 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [277960921] [2023-11-29 03:51:55,513 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 03:51:55,513 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1985560384] [2023-11-29 03:51:55,513 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1985560384] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 03:51:55,513 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 03:51:55,513 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2023-11-29 03:51:55,514 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [729302136] [2023-11-29 03:51:55,514 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 03:51:55,516 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 03:51:55,516 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:51:55,517 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 03:51:55,517 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-29 03:51:55,518 INFO L87 Difference]: Start difference. First operand 88 states and 138 transitions. Second operand has 8 states, 8 states have (on average 9.25) internal successors, (74), 8 states have internal predecessors, (74), 3 states have call successors, (63), 2 states have call predecessors, (63), 4 states have return successors, (64), 3 states have call predecessors, (64), 3 states have call successors, (64) [2023-11-29 03:51:55,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:51:55,833 INFO L93 Difference]: Finished difference Result 181 states and 280 transitions. [2023-11-29 03:51:55,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 03:51:55,834 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 9.25) internal successors, (74), 8 states have internal predecessors, (74), 3 states have call successors, (63), 2 states have call predecessors, (63), 4 states have return successors, (64), 3 states have call predecessors, (64), 3 states have call successors, (64) Word has length 207 [2023-11-29 03:51:55,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:51:55,837 INFO L225 Difference]: With dead ends: 181 [2023-11-29 03:51:55,837 INFO L226 Difference]: Without dead ends: 94 [2023-11-29 03:51:55,839 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 416 GetRequests, 406 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=79, Unknown=0, NotChecked=0, Total=132 [2023-11-29 03:51:55,840 INFO L413 NwaCegarLoop]: 96 mSDtfsCounter, 149 mSDsluCounter, 125 mSDsCounter, 0 mSdLazyCounter, 184 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 151 SdHoareTripleChecker+Valid, 221 SdHoareTripleChecker+Invalid, 199 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 184 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 03:51:55,841 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [151 Valid, 221 Invalid, 199 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 184 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 03:51:55,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2023-11-29 03:51:55,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 92. [2023-11-29 03:51:55,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92 states, 56 states have (on average 1.3214285714285714) internal successors, (74), 56 states have internal predecessors, (74), 33 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-29 03:51:55,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 140 transitions. [2023-11-29 03:51:55,862 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 140 transitions. Word has length 207 [2023-11-29 03:51:55,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:51:55,863 INFO L495 AbstractCegarLoop]: Abstraction has 92 states and 140 transitions. [2023-11-29 03:51:55,863 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.25) internal successors, (74), 8 states have internal predecessors, (74), 3 states have call successors, (63), 2 states have call predecessors, (63), 4 states have return successors, (64), 3 states have call predecessors, (64), 3 states have call successors, (64) [2023-11-29 03:51:55,864 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 140 transitions. [2023-11-29 03:51:55,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2023-11-29 03:51:55,868 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:51:55,868 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:51:55,874 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-29 03:51:56,074 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:51:56,074 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:51:56,075 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:51:56,075 INFO L85 PathProgramCache]: Analyzing trace with hash 1674962797, now seen corresponding path program 1 times [2023-11-29 03:51:56,075 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:51:56,076 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [351606000] [2023-11-29 03:51:56,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:51:56,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:51:56,132 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 03:51:56,133 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2138197436] [2023-11-29 03:51:56,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:51:56,133 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:51:56,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:51:56,134 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:51:56,137 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-29 03:51:56,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:51:56,297 INFO L262 TraceCheckSpWp]: Trace formula consists of 470 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-29 03:51:56,303 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:51:56,862 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1271 proven. 126 refuted. 0 times theorem prover too weak. 715 trivial. 0 not checked. [2023-11-29 03:51:56,862 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 03:51:57,196 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 60 proven. 129 refuted. 0 times theorem prover too weak. 1923 trivial. 0 not checked. [2023-11-29 03:51:57,196 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:51:57,196 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [351606000] [2023-11-29 03:51:57,196 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 03:51:57,197 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2138197436] [2023-11-29 03:51:57,197 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2138197436] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 03:51:57,197 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 03:51:57,197 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 14 [2023-11-29 03:51:57,197 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [557135471] [2023-11-29 03:51:57,197 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 03:51:57,199 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-11-29 03:51:57,199 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:51:57,200 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-11-29 03:51:57,200 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2023-11-29 03:51:57,201 INFO L87 Difference]: Start difference. First operand 92 states and 140 transitions. Second operand has 14 states, 14 states have (on average 5.928571428571429) internal successors, (83), 14 states have internal predecessors, (83), 5 states have call successors, (60), 3 states have call predecessors, (60), 7 states have return successors, (61), 5 states have call predecessors, (61), 5 states have call successors, (61) [2023-11-29 03:51:57,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:51:57,584 INFO L93 Difference]: Finished difference Result 197 states and 291 transitions. [2023-11-29 03:51:57,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-11-29 03:51:57,585 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 5.928571428571429) internal successors, (83), 14 states have internal predecessors, (83), 5 states have call successors, (60), 3 states have call predecessors, (60), 7 states have return successors, (61), 5 states have call predecessors, (61), 5 states have call successors, (61) Word has length 207 [2023-11-29 03:51:57,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:51:57,587 INFO L225 Difference]: With dead ends: 197 [2023-11-29 03:51:57,588 INFO L226 Difference]: Without dead ends: 106 [2023-11-29 03:51:57,589 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 419 GetRequests, 400 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=148, Invalid=272, Unknown=0, NotChecked=0, Total=420 [2023-11-29 03:51:57,590 INFO L413 NwaCegarLoop]: 87 mSDtfsCounter, 256 mSDsluCounter, 112 mSDsCounter, 0 mSdLazyCounter, 250 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 262 SdHoareTripleChecker+Valid, 199 SdHoareTripleChecker+Invalid, 307 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 250 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-29 03:51:57,591 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [262 Valid, 199 Invalid, 307 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 250 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-29 03:51:57,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2023-11-29 03:51:57,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 100. [2023-11-29 03:51:57,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 100 states, 62 states have (on average 1.2741935483870968) internal successors, (79), 62 states have internal predecessors, (79), 33 states have call successors, (33), 4 states have call predecessors, (33), 4 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-29 03:51:57,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 145 transitions. [2023-11-29 03:51:57,611 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 145 transitions. Word has length 207 [2023-11-29 03:51:57,611 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:51:57,612 INFO L495 AbstractCegarLoop]: Abstraction has 100 states and 145 transitions. [2023-11-29 03:51:57,612 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 5.928571428571429) internal successors, (83), 14 states have internal predecessors, (83), 5 states have call successors, (60), 3 states have call predecessors, (60), 7 states have return successors, (61), 5 states have call predecessors, (61), 5 states have call successors, (61) [2023-11-29 03:51:57,612 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 145 transitions. [2023-11-29 03:51:57,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2023-11-29 03:51:57,615 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:51:57,615 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:51:57,621 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-11-29 03:51:57,816 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:51:57,816 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:51:57,817 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:51:57,817 INFO L85 PathProgramCache]: Analyzing trace with hash 1234628808, now seen corresponding path program 1 times [2023-11-29 03:51:57,817 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:51:57,817 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1049252722] [2023-11-29 03:51:57,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:51:57,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:51:57,858 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 03:51:57,858 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [533683906] [2023-11-29 03:51:57,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:51:57,858 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:51:57,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:51:57,860 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:51:57,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-29 03:51:58,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:51:58,011 INFO L262 TraceCheckSpWp]: Trace formula consists of 473 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-29 03:51:58,015 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:51:58,554 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1271 proven. 126 refuted. 0 times theorem prover too weak. 715 trivial. 0 not checked. [2023-11-29 03:51:58,554 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 03:51:58,902 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 60 proven. 129 refuted. 0 times theorem prover too weak. 1923 trivial. 0 not checked. [2023-11-29 03:51:58,902 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:51:58,902 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1049252722] [2023-11-29 03:51:58,902 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 03:51:58,902 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [533683906] [2023-11-29 03:51:58,902 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [533683906] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 03:51:58,902 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 03:51:58,903 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2023-11-29 03:51:58,903 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1774445549] [2023-11-29 03:51:58,903 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 03:51:58,904 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2023-11-29 03:51:58,904 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:51:58,905 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2023-11-29 03:51:58,905 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=175, Unknown=0, NotChecked=0, Total=240 [2023-11-29 03:51:58,906 INFO L87 Difference]: Start difference. First operand 100 states and 145 transitions. Second operand has 16 states, 16 states have (on average 6.0) internal successors, (96), 16 states have internal predecessors, (96), 5 states have call successors, (60), 3 states have call predecessors, (60), 7 states have return successors, (61), 5 states have call predecessors, (61), 5 states have call successors, (61) [2023-11-29 03:51:59,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:51:59,353 INFO L93 Difference]: Finished difference Result 205 states and 295 transitions. [2023-11-29 03:51:59,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-29 03:51:59,354 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 6.0) internal successors, (96), 16 states have internal predecessors, (96), 5 states have call successors, (60), 3 states have call predecessors, (60), 7 states have return successors, (61), 5 states have call predecessors, (61), 5 states have call successors, (61) Word has length 208 [2023-11-29 03:51:59,355 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:51:59,357 INFO L225 Difference]: With dead ends: 205 [2023-11-29 03:51:59,357 INFO L226 Difference]: Without dead ends: 106 [2023-11-29 03:51:59,358 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 422 GetRequests, 400 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=166, Invalid=386, Unknown=0, NotChecked=0, Total=552 [2023-11-29 03:51:59,359 INFO L413 NwaCegarLoop]: 85 mSDtfsCounter, 134 mSDsluCounter, 247 mSDsCounter, 0 mSdLazyCounter, 384 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 140 SdHoareTripleChecker+Valid, 332 SdHoareTripleChecker+Invalid, 429 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 384 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-29 03:51:59,359 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [140 Valid, 332 Invalid, 429 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 384 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-29 03:51:59,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2023-11-29 03:51:59,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 100. [2023-11-29 03:51:59,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 100 states, 62 states have (on average 1.2580645161290323) internal successors, (78), 62 states have internal predecessors, (78), 33 states have call successors, (33), 4 states have call predecessors, (33), 4 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-29 03:51:59,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 144 transitions. [2023-11-29 03:51:59,377 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 144 transitions. Word has length 208 [2023-11-29 03:51:59,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:51:59,379 INFO L495 AbstractCegarLoop]: Abstraction has 100 states and 144 transitions. [2023-11-29 03:51:59,379 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 6.0) internal successors, (96), 16 states have internal predecessors, (96), 5 states have call successors, (60), 3 states have call predecessors, (60), 7 states have return successors, (61), 5 states have call predecessors, (61), 5 states have call successors, (61) [2023-11-29 03:51:59,379 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 144 transitions. [2023-11-29 03:51:59,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2023-11-29 03:51:59,381 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:51:59,382 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:51:59,387 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-11-29 03:51:59,584 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:51:59,585 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:51:59,585 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:51:59,585 INFO L85 PathProgramCache]: Analyzing trace with hash 425282182, now seen corresponding path program 1 times [2023-11-29 03:51:59,585 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:51:59,585 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [242188232] [2023-11-29 03:51:59,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:51:59,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:51:59,621 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 03:51:59,621 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1366126157] [2023-11-29 03:51:59,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:51:59,622 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:51:59,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:51:59,623 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:51:59,625 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-29 03:51:59,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:51:59,776 INFO L262 TraceCheckSpWp]: Trace formula consists of 471 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 03:51:59,781 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:51:59,999 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2023-11-29 03:52:00,000 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:52:00,000 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:52:00,000 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [242188232] [2023-11-29 03:52:00,000 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 03:52:00,000 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1366126157] [2023-11-29 03:52:00,000 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1366126157] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:52:00,001 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:52:00,001 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 03:52:00,001 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1321799279] [2023-11-29 03:52:00,001 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:52:00,002 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 03:52:00,002 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:52:00,003 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 03:52:00,003 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 03:52:00,003 INFO L87 Difference]: Start difference. First operand 100 states and 144 transitions. Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-29 03:52:00,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:52:00,120 INFO L93 Difference]: Finished difference Result 199 states and 287 transitions. [2023-11-29 03:52:00,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 03:52:00,123 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 208 [2023-11-29 03:52:00,124 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:52:00,125 INFO L225 Difference]: With dead ends: 199 [2023-11-29 03:52:00,125 INFO L226 Difference]: Without dead ends: 100 [2023-11-29 03:52:00,126 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 208 GetRequests, 205 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 03:52:00,127 INFO L413 NwaCegarLoop]: 129 mSDtfsCounter, 105 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 68 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 105 SdHoareTripleChecker+Valid, 129 SdHoareTripleChecker+Invalid, 73 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 68 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 03:52:00,127 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [105 Valid, 129 Invalid, 73 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [68 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 03:52:00,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2023-11-29 03:52:00,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 100. [2023-11-29 03:52:00,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 100 states, 62 states have (on average 1.2419354838709677) internal successors, (77), 62 states have internal predecessors, (77), 33 states have call successors, (33), 4 states have call predecessors, (33), 4 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-29 03:52:00,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 143 transitions. [2023-11-29 03:52:00,146 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 143 transitions. Word has length 208 [2023-11-29 03:52:00,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:52:00,146 INFO L495 AbstractCegarLoop]: Abstraction has 100 states and 143 transitions. [2023-11-29 03:52:00,147 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-29 03:52:00,147 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 143 transitions. [2023-11-29 03:52:00,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2023-11-29 03:52:00,150 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:52:00,150 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:52:00,156 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2023-11-29 03:52:00,350 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:52:00,351 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:52:00,351 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:52:00,351 INFO L85 PathProgramCache]: Analyzing trace with hash -1163065720, now seen corresponding path program 1 times [2023-11-29 03:52:00,351 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:52:00,351 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1105010767] [2023-11-29 03:52:00,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:52:00,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:52:00,391 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 03:52:00,391 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [530829514] [2023-11-29 03:52:00,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:52:00,392 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:52:00,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:52:00,393 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:52:00,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-29 03:52:00,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:52:00,549 INFO L262 TraceCheckSpWp]: Trace formula consists of 474 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-29 03:52:00,553 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:52:01,271 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 488 proven. 84 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2023-11-29 03:52:01,271 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 03:52:01,654 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 12 proven. 84 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2023-11-29 03:52:01,654 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:52:01,654 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1105010767] [2023-11-29 03:52:01,654 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 03:52:01,654 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [530829514] [2023-11-29 03:52:01,654 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [530829514] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 03:52:01,654 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 03:52:01,655 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8] total 14 [2023-11-29 03:52:01,655 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1624581825] [2023-11-29 03:52:01,655 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 03:52:01,656 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-11-29 03:52:01,656 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:52:01,657 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-11-29 03:52:01,657 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=137, Unknown=0, NotChecked=0, Total=182 [2023-11-29 03:52:01,657 INFO L87 Difference]: Start difference. First operand 100 states and 143 transitions. Second operand has 14 states, 14 states have (on average 6.571428571428571) internal successors, (92), 14 states have internal predecessors, (92), 4 states have call successors, (66), 3 states have call predecessors, (66), 5 states have return successors, (66), 4 states have call predecessors, (66), 4 states have call successors, (66) [2023-11-29 03:52:03,101 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:52:03,101 INFO L93 Difference]: Finished difference Result 439 states and 613 transitions. [2023-11-29 03:52:03,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-11-29 03:52:03,102 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 6.571428571428571) internal successors, (92), 14 states have internal predecessors, (92), 4 states have call successors, (66), 3 states have call predecessors, (66), 5 states have return successors, (66), 4 states have call predecessors, (66), 4 states have call successors, (66) Word has length 208 [2023-11-29 03:52:03,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:52:03,106 INFO L225 Difference]: With dead ends: 439 [2023-11-29 03:52:03,106 INFO L226 Difference]: Without dead ends: 340 [2023-11-29 03:52:03,108 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 436 GetRequests, 406 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 240 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=269, Invalid=723, Unknown=0, NotChecked=0, Total=992 [2023-11-29 03:52:03,109 INFO L413 NwaCegarLoop]: 99 mSDtfsCounter, 424 mSDsluCounter, 641 mSDsCounter, 0 mSdLazyCounter, 1103 mSolverCounterSat, 292 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 456 SdHoareTripleChecker+Valid, 740 SdHoareTripleChecker+Invalid, 1395 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 292 IncrementalHoareTripleChecker+Valid, 1103 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2023-11-29 03:52:03,109 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [456 Valid, 740 Invalid, 1395 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [292 Valid, 1103 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2023-11-29 03:52:03,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 340 states. [2023-11-29 03:52:03,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 340 to 284. [2023-11-29 03:52:03,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 284 states, 169 states have (on average 1.183431952662722) internal successors, (200), 169 states have internal predecessors, (200), 99 states have call successors, (99), 15 states have call predecessors, (99), 15 states have return successors, (99), 99 states have call predecessors, (99), 99 states have call successors, (99) [2023-11-29 03:52:03,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 284 states and 398 transitions. [2023-11-29 03:52:03,180 INFO L78 Accepts]: Start accepts. Automaton has 284 states and 398 transitions. Word has length 208 [2023-11-29 03:52:03,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:52:03,180 INFO L495 AbstractCegarLoop]: Abstraction has 284 states and 398 transitions. [2023-11-29 03:52:03,181 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 6.571428571428571) internal successors, (92), 14 states have internal predecessors, (92), 4 states have call successors, (66), 3 states have call predecessors, (66), 5 states have return successors, (66), 4 states have call predecessors, (66), 4 states have call successors, (66) [2023-11-29 03:52:03,181 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 398 transitions. [2023-11-29 03:52:03,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2023-11-29 03:52:03,183 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:52:03,183 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:52:03,190 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-11-29 03:52:03,383 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2023-11-29 03:52:03,384 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:52:03,384 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:52:03,384 INFO L85 PathProgramCache]: Analyzing trace with hash -1556092730, now seen corresponding path program 1 times [2023-11-29 03:52:03,384 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:52:03,384 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1511902733] [2023-11-29 03:52:03,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:52:03,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:52:03,422 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 03:52:03,422 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1787101724] [2023-11-29 03:52:03,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:52:03,423 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:52:03,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:52:03,424 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:52:03,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-29 03:52:03,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:52:03,667 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 03:52:03,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:52:03,846 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 03:52:03,846 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-29 03:52:03,847 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-29 03:52:03,855 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2023-11-29 03:52:04,051 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2023-11-29 03:52:04,054 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:52:04,058 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 03:52:04,180 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated [2023-11-29 03:52:04,183 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short24 could not be translated [2023-11-29 03:52:04,216 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 03:52:04 BoogieIcfgContainer [2023-11-29 03:52:04,216 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 03:52:04,217 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 03:52:04,217 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 03:52:04,217 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 03:52:04,217 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 03:51:53" (3/4) ... [2023-11-29 03:52:04,220 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-29 03:52:04,221 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 03:52:04,222 INFO L158 Benchmark]: Toolchain (without parser) took 11773.26ms. Allocated memory was 146.8MB in the beginning and 178.3MB in the end (delta: 31.5MB). Free memory was 102.7MB in the beginning and 87.2MB in the end (delta: 15.5MB). Peak memory consumption was 49.1MB. Max. memory is 16.1GB. [2023-11-29 03:52:04,222 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 98.6MB. Free memory is still 49.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 03:52:04,222 INFO L158 Benchmark]: CACSL2BoogieTranslator took 352.92ms. Allocated memory is still 146.8MB. Free memory was 102.4MB in the beginning and 86.5MB in the end (delta: 15.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-29 03:52:04,223 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.05ms. Allocated memory is still 146.8MB. Free memory was 86.5MB in the beginning and 81.1MB in the end (delta: 5.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-29 03:52:04,223 INFO L158 Benchmark]: Boogie Preprocessor took 96.49ms. Allocated memory is still 146.8MB. Free memory was 81.1MB in the beginning and 112.6MB in the end (delta: -31.6MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. [2023-11-29 03:52:04,223 INFO L158 Benchmark]: RCFGBuilder took 570.42ms. Allocated memory is still 146.8MB. Free memory was 112.6MB in the beginning and 81.9MB in the end (delta: 30.7MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-29 03:52:04,224 INFO L158 Benchmark]: TraceAbstraction took 10675.64ms. Allocated memory was 146.8MB in the beginning and 178.3MB in the end (delta: 31.5MB). Free memory was 81.2MB in the beginning and 87.2MB in the end (delta: -6.1MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. [2023-11-29 03:52:04,224 INFO L158 Benchmark]: Witness Printer took 4.30ms. Allocated memory is still 178.3MB. Free memory is still 87.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 03:52:04,226 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 98.6MB. Free memory is still 49.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 352.92ms. Allocated memory is still 146.8MB. Free memory was 102.4MB in the beginning and 86.5MB in the end (delta: 15.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.05ms. Allocated memory is still 146.8MB. Free memory was 86.5MB in the beginning and 81.1MB in the end (delta: 5.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 96.49ms. Allocated memory is still 146.8MB. Free memory was 81.1MB in the beginning and 112.6MB in the end (delta: -31.6MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. * RCFGBuilder took 570.42ms. Allocated memory is still 146.8MB. Free memory was 112.6MB in the beginning and 81.9MB in the end (delta: 30.7MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * TraceAbstraction took 10675.64ms. Allocated memory was 146.8MB in the beginning and 178.3MB in the end (delta: 31.5MB). Free memory was 81.2MB in the beginning and 87.2MB in the end (delta: -6.1MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. * Witness Printer took 4.30ms. Allocated memory is still 178.3MB. Free memory is still 87.2MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short24 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, overapproximation of someUnaryDOUBLEoperation at line 69. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 128; [L23] unsigned short int var_1_4 = 256; [L24] unsigned short int var_1_6 = 10000; [L25] unsigned short int var_1_7 = 10000; [L26] unsigned short int var_1_8 = 128; [L27] unsigned short int var_1_9 = 8; [L28] unsigned char var_1_10 = 100; [L29] unsigned char var_1_11 = 64; [L30] unsigned char var_1_12 = 16; [L31] unsigned short int var_1_13 = 256; [L32] unsigned short int var_1_17 = 4; [L33] double var_1_18 = 64.2; [L34] unsigned short int var_1_19 = 53045; [L35] double var_1_20 = 1.75; [L36] double var_1_21 = 50.35; [L37] double var_1_22 = 5.5; [L38] double var_1_23 = 7.125; [L39] unsigned long int var_1_24 = 50; [L40] unsigned long int var_1_25 = 1907531378; [L41] unsigned long int var_1_26 = 8; [L42] unsigned char var_1_27 = 0; [L43] signed long int var_1_28 = 8; [L44] signed long int var_1_30 = 1; [L45] unsigned long int var_1_35 = 1; [L46] double var_1_37 = 1.4; [L47] unsigned char var_1_40 = 1; [L48] unsigned char var_1_41 = 0; [L49] unsigned char var_1_42 = 0; [L50] signed char var_1_43 = 10; [L51] signed char var_1_45 = 25; [L52] signed char var_1_46 = 16; [L53] signed char var_1_47 = 32; [L54] unsigned long int last_1_var_1_24 = 50; [L55] unsigned char last_1_var_1_27 = 0; [L195] isInitial = 1 [L196] FCALL initially() [L197] COND TRUE 1 [L198] CALL updateLastVariables() [L187] last_1_var_1_24 = var_1_24 [L188] last_1_var_1_27 = var_1_27 [L198] RET updateLastVariables() [L199] CALL updateVariables() [L134] var_1_4 = __VERIFIER_nondet_ushort() [L135] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L135] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L136] CALL assume_abort_if_not(var_1_4 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L136] RET assume_abort_if_not(var_1_4 <= 65534) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L137] var_1_6 = __VERIFIER_nondet_ushort() [L138] CALL assume_abort_if_not(var_1_6 >= 8191) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=10000, var_1_8=128, var_1_9=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=10000, var_1_8=128, var_1_9=8] [L138] RET assume_abort_if_not(var_1_6 >= 8191) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=10000, var_1_8=128, var_1_9=8] [L139] CALL assume_abort_if_not(var_1_6 <= 16384) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=10000, var_1_8=128, var_1_9=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=10000, var_1_8=128, var_1_9=8] [L139] RET assume_abort_if_not(var_1_6 <= 16384) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=10000, var_1_8=128, var_1_9=8] [L140] var_1_7 = __VERIFIER_nondet_ushort() [L141] CALL assume_abort_if_not(var_1_7 >= 8192) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=128, var_1_9=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=128, var_1_9=8] [L141] RET assume_abort_if_not(var_1_7 >= 8192) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=128, var_1_9=8] [L142] CALL assume_abort_if_not(var_1_7 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=128, var_1_9=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=128, var_1_9=8] [L142] RET assume_abort_if_not(var_1_7 <= 16383) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=128, var_1_9=8] [L143] var_1_8 = __VERIFIER_nondet_ushort() [L144] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_9=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_9=8] [L144] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_9=8] [L145] CALL assume_abort_if_not(var_1_8 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=8] [L145] RET assume_abort_if_not(var_1_8 <= 16383) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=8] [L146] var_1_9 = __VERIFIER_nondet_ushort() [L147] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1] [L147] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1] [L148] CALL assume_abort_if_not(var_1_9 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L148] RET assume_abort_if_not(var_1_9 <= 32767) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L149] var_1_11 = __VERIFIER_nondet_uchar() [L150] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L150] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L151] CALL assume_abort_if_not(var_1_11 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L151] RET assume_abort_if_not(var_1_11 <= 127) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L152] var_1_12 = __VERIFIER_nondet_uchar() [L153] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L153] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L154] CALL assume_abort_if_not(var_1_12 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L154] RET assume_abort_if_not(var_1_12 <= 127) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L155] var_1_18 = __VERIFIER_nondet_double() [L156] CALL assume_abort_if_not((var_1_18 >= -922337.2036854776000e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854776000e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L156] RET assume_abort_if_not((var_1_18 >= -922337.2036854776000e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854776000e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L157] CALL assume_abort_if_not(var_1_18 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L157] RET assume_abort_if_not(var_1_18 != 0.0F) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L158] var_1_19 = __VERIFIER_nondet_ushort() [L159] CALL assume_abort_if_not(var_1_19 >= 49150) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L159] RET assume_abort_if_not(var_1_19 >= 49150) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L160] CALL assume_abort_if_not(var_1_19 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L160] RET assume_abort_if_not(var_1_19 <= 65534) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L161] var_1_21 = __VERIFIER_nondet_double() [L162] CALL assume_abort_if_not((var_1_21 >= 0.0F && 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_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L162] RET assume_abort_if_not((var_1_21 >= 0.0F && 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_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L163] var_1_22 = __VERIFIER_nondet_double() [L164] CALL assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L164] RET assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L165] var_1_23 = __VERIFIER_nondet_double() [L166] CALL assume_abort_if_not((var_1_23 >= 0.0F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854765600e+12F && var_1_23 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L166] RET assume_abort_if_not((var_1_23 >= 0.0F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854765600e+12F && var_1_23 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L167] var_1_25 = __VERIFIER_nondet_ulong() [L168] CALL assume_abort_if_not(var_1_25 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L168] RET assume_abort_if_not(var_1_25 >= 1073741823) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L169] CALL assume_abort_if_not(var_1_25 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L169] RET assume_abort_if_not(var_1_25 <= 2147483647) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L170] var_1_41 = __VERIFIER_nondet_uchar() [L171] CALL assume_abort_if_not(var_1_41 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L171] RET assume_abort_if_not(var_1_41 >= 1) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L172] CALL assume_abort_if_not(var_1_41 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L172] RET assume_abort_if_not(var_1_41 <= 1) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L173] var_1_42 = __VERIFIER_nondet_uchar() [L174] CALL assume_abort_if_not(var_1_42 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L174] RET assume_abort_if_not(var_1_42 >= 1) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L175] CALL assume_abort_if_not(var_1_42 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L175] RET assume_abort_if_not(var_1_42 <= 1) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L176] var_1_45 = __VERIFIER_nondet_char() [L177] CALL assume_abort_if_not(var_1_45 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=0, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=0, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L177] RET assume_abort_if_not(var_1_45 >= -1) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=0, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L178] CALL assume_abort_if_not(var_1_45 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=0, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=0, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L178] RET assume_abort_if_not(var_1_45 <= 126) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=0, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L179] var_1_46 = __VERIFIER_nondet_char() [L180] CALL assume_abort_if_not(var_1_46 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=0, var_1_46=0, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=0, var_1_46=0, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L180] RET assume_abort_if_not(var_1_46 >= 0) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=0, var_1_46=0, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L181] CALL assume_abort_if_not(var_1_46 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=0, var_1_46=0, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=0, var_1_46=0, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L181] RET assume_abort_if_not(var_1_46 <= 126) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=0, var_1_46=0, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L182] var_1_47 = __VERIFIER_nondet_char() [L183] CALL assume_abort_if_not(var_1_47 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=0, var_1_46=0, var_1_47=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=0, var_1_46=0, var_1_47=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L183] RET assume_abort_if_not(var_1_47 >= 0) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=0, var_1_46=0, var_1_47=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L184] CALL assume_abort_if_not(var_1_47 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=0, var_1_46=0, var_1_47=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=0, var_1_46=0, var_1_47=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L184] RET assume_abort_if_not(var_1_47 <= 126) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=0, var_1_46=0, var_1_47=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L199] RET updateVariables() [L200] CALL step() [L59] var_1_28 = var_1_10 VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=100, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=0, var_1_46=0, var_1_47=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L60] COND TRUE (var_1_19 + 100000000u) != ((((var_1_7) > (var_1_4)) ? (var_1_7) : (var_1_4))) [L61] var_1_30 = (((((var_1_10 + ((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7))))) > (var_1_7)) ? ((var_1_10 + ((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7))))) : (var_1_7))) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=100, var_1_30=16483, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=0, var_1_46=0, var_1_47=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L65] var_1_35 = var_1_11 VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=100, var_1_30=16483, var_1_35=0, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=0, var_1_46=0, var_1_47=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L66] COND FALSE !(var_1_11 > var_1_6) [L69] var_1_37 = ((((var_1_21) < ((((((((49.2) > (var_1_22)) ? (49.2) : (var_1_22))) < 0 ) ? -((((49.2) > (var_1_22)) ? (49.2) : (var_1_22))) : ((((49.2) > (var_1_22)) ? (49.2) : (var_1_22))))))) ? (var_1_21) : ((((((((49.2) > (var_1_22)) ? (49.2) : (var_1_22))) < 0 ) ? -((((49.2) > (var_1_22)) ? (49.2) : (var_1_22))) : ((((49.2) > (var_1_22)) ? (49.2) : (var_1_22)))))))) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=2, var_1_22=3, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=100, var_1_30=16483, var_1_35=0, var_1_37=2, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=0, var_1_46=0, var_1_47=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L71] COND TRUE var_1_7 <= var_1_19 VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=2, var_1_22=3, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=100, var_1_30=16483, var_1_35=0, var_1_37=2, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=0, var_1_46=0, var_1_47=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L72] COND TRUE var_1_18 <= var_1_22 [L73] var_1_40 = (! var_1_41) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=2, var_1_22=3, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=100, var_1_30=16483, var_1_35=0, var_1_37=2, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=0, var_1_46=0, var_1_47=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L80] COND TRUE var_1_11 != (~ (var_1_10 % var_1_7)) [L81] var_1_43 = (var_1_45 - var_1_46) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=2, var_1_22=3, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=100, var_1_30=16483, var_1_35=0, var_1_37=2, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L95] COND FALSE !(\read(last_1_var_1_27)) [L98] var_1_20 = var_1_22 VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=3, var_1_21=2, var_1_22=3, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=100, var_1_30=16483, var_1_35=0, var_1_37=2, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L100] COND TRUE (- 3.75) < ((((var_1_20) < (var_1_22)) ? (var_1_20) : (var_1_22))) [L101] var_1_27 = 0 VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=3, var_1_21=2, var_1_22=3, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=100, var_1_30=16483, var_1_35=0, var_1_37=2, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L103] EXPR var_1_8 << var_1_4 VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=3, var_1_21=2, var_1_22=3, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=100, var_1_30=16483, var_1_35=0, var_1_37=2, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L103] COND TRUE var_1_9 < (var_1_8 << var_1_4) [L104] var_1_10 = (var_1_11 + var_1_12) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=3, var_1_21=2, var_1_22=3, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=100, var_1_30=16483, var_1_35=0, var_1_37=2, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L108] unsigned char stepLocal_0 = var_1_27; VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, stepLocal_0=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=3, var_1_21=2, var_1_22=3, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=100, var_1_30=16483, var_1_35=0, var_1_37=2, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L109] COND TRUE (var_1_10 <= var_1_10) || stepLocal_0 [L110] var_1_13 = ((((((((var_1_10) > (var_1_10)) ? (var_1_10) : (var_1_10)))) > (var_1_10)) ? (((((var_1_10) > (var_1_10)) ? (var_1_10) : (var_1_10)))) : (var_1_10))) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, stepLocal_0=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=3, var_1_21=2, var_1_22=3, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=100, var_1_30=16483, var_1_35=0, var_1_37=2, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L114] unsigned short int stepLocal_1 = var_1_7; VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, stepLocal_0=0, stepLocal_1=16383, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=3, var_1_21=2, var_1_22=3, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=100, var_1_30=16483, var_1_35=0, var_1_37=2, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L115] COND FALSE !(stepLocal_1 == last_1_var_1_24) [L118] var_1_24 = (var_1_10 + (var_1_25 - var_1_11)) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, stepLocal_0=0, stepLocal_1=16383, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=3, var_1_21=2, var_1_22=3, var_1_24=2147483647, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=100, var_1_30=16483, var_1_35=0, var_1_37=2, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L120] signed long int stepLocal_2 = var_1_19 - var_1_7; VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, stepLocal_0=0, stepLocal_1=16383, stepLocal_2=32767, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=3, var_1_21=2, var_1_22=3, var_1_24=2147483647, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=100, var_1_30=16483, var_1_35=0, var_1_37=2, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L121] COND FALSE !(var_1_10 > stepLocal_2) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, stepLocal_0=0, stepLocal_1=16383, stepLocal_2=32767, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=3, var_1_21=2, var_1_22=3, var_1_24=2147483647, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=100, var_1_30=16483, var_1_35=0, var_1_37=2, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L124] COND TRUE var_1_20 < var_1_20 [L125] var_1_1 = ((((var_1_10) < (var_1_10)) ? (var_1_10) : (var_1_10))) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, stepLocal_0=0, stepLocal_1=16383, stepLocal_2=32767, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_17=4, var_1_19=49150, var_1_1=0, var_1_20=3, var_1_21=2, var_1_22=3, var_1_24=2147483647, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=100, var_1_30=16483, var_1_35=0, var_1_37=2, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L129] COND FALSE !((var_1_20 / var_1_18) > var_1_20) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, stepLocal_0=0, stepLocal_1=16383, stepLocal_2=32767, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_17=4, var_1_19=49150, var_1_1=0, var_1_20=3, var_1_21=2, var_1_22=3, var_1_24=2147483647, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=100, var_1_30=16483, var_1_35=0, var_1_37=2, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L200] RET step() [L201] CALL, EXPR property() [L191] EXPR ((var_1_20 < var_1_20) ? (var_1_1 == ((unsigned short int) ((((var_1_10) < (var_1_10)) ? (var_1_10) : (var_1_10))))) : (var_1_1 == ((unsigned short int) (((var_1_6 + var_1_7) - var_1_10) + var_1_10)))) && ((var_1_9 < (var_1_8 << var_1_4)) ? (var_1_10 == ((unsigned char) (var_1_11 + var_1_12))) : (var_1_10 == ((unsigned char) var_1_11))) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_17=4, var_1_19=49150, var_1_1=0, var_1_20=3, var_1_21=2, var_1_22=3, var_1_24=2147483647, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=100, var_1_30=16483, var_1_35=0, var_1_37=2, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L191-L192] return ((((((((var_1_20 < var_1_20) ? (var_1_1 == ((unsigned short int) ((((var_1_10) < (var_1_10)) ? (var_1_10) : (var_1_10))))) : (var_1_1 == ((unsigned short int) (((var_1_6 + var_1_7) - var_1_10) + var_1_10)))) && ((var_1_9 < (var_1_8 << var_1_4)) ? (var_1_10 == ((unsigned char) (var_1_11 + var_1_12))) : (var_1_10 == ((unsigned char) var_1_11)))) && (((var_1_10 <= var_1_10) || var_1_27) ? (var_1_13 == ((unsigned short int) ((((((((var_1_10) > (var_1_10)) ? (var_1_10) : (var_1_10)))) > (var_1_10)) ? (((((var_1_10) > (var_1_10)) ? (var_1_10) : (var_1_10)))) : (var_1_10))))) : (var_1_13 == ((unsigned short int) var_1_10)))) && (((var_1_20 / var_1_18) > var_1_20) ? (var_1_17 == ((unsigned short int) ((var_1_19 - ((((var_1_26) > (var_1_12)) ? (var_1_26) : (var_1_12)))) - var_1_7))) : 1)) && (last_1_var_1_27 ? (var_1_20 == ((double) (((((((((var_1_21) > (var_1_22)) ? (var_1_21) : (var_1_22)))) > (16.6)) ? (((((var_1_21) > (var_1_22)) ? (var_1_21) : (var_1_22)))) : (16.6))) - var_1_23))) : (var_1_20 == ((double) var_1_22)))) && ((var_1_7 == last_1_var_1_24) ? (var_1_24 == ((unsigned long int) (2332545940u - (1490203111u - var_1_11)))) : (var_1_24 == ((unsigned long int) (var_1_10 + (var_1_25 - var_1_11)))))) && ((var_1_10 > (var_1_19 - var_1_7)) ? (var_1_26 == ((unsigned long int) var_1_10)) : 1)) && (((- 3.75) < ((((var_1_20) < (var_1_22)) ? (var_1_20) : (var_1_22)))) ? (var_1_27 == ((unsigned char) 0)) : 1) ; [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_24=50, last_1_var_1_27=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_17=4, var_1_19=49150, var_1_1=0, var_1_20=3, var_1_21=2, var_1_22=3, var_1_24=2147483647, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=100, var_1_30=16483, var_1_35=0, var_1_37=2, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_17=4, var_1_19=49150, var_1_1=0, var_1_20=3, var_1_21=2, var_1_22=3, var_1_24=2147483647, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=100, var_1_30=16483, var_1_35=0, var_1_37=2, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=1, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 90 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 10.5s, OverallIterations: 7, TraceHistogramMax: 33, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1114 SdHoareTripleChecker+Valid, 2.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1068 mSDsluCounter, 1756 SdHoareTripleChecker+Invalid, 1.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1125 mSDsCounter, 477 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1929 IncrementalHoareTripleChecker+Invalid, 2406 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 477 mSolverCounterUnsat, 631 mSDtfsCounter, 1929 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2107 GetRequests, 2023 SyntacticMatches, 0 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 405 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=284occurred in iteration=6, InterpolantAutomatonStates: 69, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 6 MinimizatonAttempts, 70 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 4.0s InterpolantComputationTime, 1660 NumberOfCodeBlocks, 1660 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 2065 ConstructedInterpolants, 0 QuantifiedInterpolants, 8679 SizeOfPredicates, 22 NumberOfNonLiveVariables, 2828 ConjunctsInSsa, 48 ConjunctsInUnsatCore, 10 InterpolantComputations, 2 PerfectInterpolantSequences, 20262/21120 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-29 03:52:04,262 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/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_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-22.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/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_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/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 eac29c932ada0e94be278f95077c74c7b457902f59ccb1c57195813dd70e5550 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 03:52:06,382 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 03:52:06,456 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-29 03:52:06,463 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 03:52:06,471 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 03:52:06,503 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 03:52:06,503 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 03:52:06,504 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 03:52:06,505 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 03:52:06,505 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 03:52:06,506 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 03:52:06,507 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 03:52:06,508 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 03:52:06,508 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 03:52:06,509 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 03:52:06,510 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 03:52:06,510 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 03:52:06,511 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 03:52:06,511 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 03:52:06,512 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 03:52:06,513 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 03:52:06,513 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 03:52:06,514 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 03:52:06,514 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-29 03:52:06,515 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-29 03:52:06,515 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-29 03:52:06,516 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 03:52:06,516 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 03:52:06,516 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 03:52:06,517 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 03:52:06,517 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 03:52:06,518 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 03:52:06,518 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 03:52:06,518 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 03:52:06,519 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 03:52:06,519 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 03:52:06,519 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 03:52:06,520 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-29 03:52:06,520 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-29 03:52:06,520 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 03:52:06,520 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 03:52:06,521 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 03:52:06,521 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 03:52:06,521 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 03:52:06,521 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-29 03:52:06,522 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_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eac29c932ada0e94be278f95077c74c7b457902f59ccb1c57195813dd70e5550 [2023-11-29 03:52:06,861 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 03:52:06,884 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 03:52:06,887 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 03:52:06,889 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 03:52:06,889 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 03:52:06,891 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-22.i [2023-11-29 03:52:09,801 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 03:52:10,023 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 03:52:10,024 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-22.i [2023-11-29 03:52:10,035 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/data/1d9a44bc3/ced9b7367d49423bb04cfd197d2fd096/FLAG475d4118e [2023-11-29 03:52:10,052 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/data/1d9a44bc3/ced9b7367d49423bb04cfd197d2fd096 [2023-11-29 03:52:10,054 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 03:52:10,056 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 03:52:10,058 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 03:52:10,058 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 03:52:10,063 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 03:52:10,064 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 03:52:10" (1/1) ... [2023-11-29 03:52:10,065 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e250094 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:52:10, skipping insertion in model container [2023-11-29 03:52:10,065 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 03:52:10" (1/1) ... [2023-11-29 03:52:10,100 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 03:52:10,240 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_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-22.i[919,932] [2023-11-29 03:52:10,322 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 03:52:10,338 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 03:52:10,350 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_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-22.i[919,932] [2023-11-29 03:52:10,394 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 03:52:10,433 INFO L206 MainTranslator]: Completed translation [2023-11-29 03:52:10,433 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:52:10 WrapperNode [2023-11-29 03:52:10,434 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 03:52:10,435 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 03:52:10,435 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 03:52:10,436 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 03:52:10,444 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:52:10" (1/1) ... [2023-11-29 03:52:10,480 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:52:10" (1/1) ... [2023-11-29 03:52:10,513 INFO L138 Inliner]: procedures = 27, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 202 [2023-11-29 03:52:10,514 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 03:52:10,515 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 03:52:10,515 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 03:52:10,515 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 03:52:10,527 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:52:10" (1/1) ... [2023-11-29 03:52:10,527 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:52:10" (1/1) ... [2023-11-29 03:52:10,532 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:52:10" (1/1) ... [2023-11-29 03:52:10,547 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-11-29 03:52:10,548 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:52:10" (1/1) ... [2023-11-29 03:52:10,548 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:52:10" (1/1) ... [2023-11-29 03:52:10,560 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:52:10" (1/1) ... [2023-11-29 03:52:10,564 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:52:10" (1/1) ... [2023-11-29 03:52:10,567 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:52:10" (1/1) ... [2023-11-29 03:52:10,570 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:52:10" (1/1) ... [2023-11-29 03:52:10,575 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 03:52:10,576 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 03:52:10,576 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 03:52:10,576 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 03:52:10,577 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:52:10" (1/1) ... [2023-11-29 03:52:10,583 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 03:52:10,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:52:10,604 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 03:52:10,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 03:52:10,631 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 03:52:10,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-29 03:52:10,632 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 03:52:10,632 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 03:52:10,632 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 03:52:10,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 03:52:10,727 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 03:52:10,730 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 03:52:24,198 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 03:52:24,250 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 03:52:24,250 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 03:52:24,251 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 03:52:24 BoogieIcfgContainer [2023-11-29 03:52:24,251 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 03:52:24,253 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 03:52:24,253 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 03:52:24,256 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 03:52:24,256 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 03:52:10" (1/3) ... [2023-11-29 03:52:24,257 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4df41111 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 03:52:24, skipping insertion in model container [2023-11-29 03:52:24,257 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:52:10" (2/3) ... [2023-11-29 03:52:24,257 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4df41111 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 03:52:24, skipping insertion in model container [2023-11-29 03:52:24,258 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 03:52:24" (3/3) ... [2023-11-29 03:52:24,259 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-22.i [2023-11-29 03:52:24,273 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 03:52:24,274 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 03:52:24,319 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 03:52:24,325 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;@7d25aca, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 03:52:24,325 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 03:52:24,329 INFO L276 IsEmpty]: Start isEmpty. Operand has 85 states, 49 states have (on average 1.4489795918367347) internal successors, (71), 50 states have internal predecessors, (71), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-29 03:52:24,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2023-11-29 03:52:24,345 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:52:24,346 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:52:24,346 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:52:24,351 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:52:24,351 INFO L85 PathProgramCache]: Analyzing trace with hash -1103193524, now seen corresponding path program 1 times [2023-11-29 03:52:24,363 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:52:24,364 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [72954878] [2023-11-29 03:52:24,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:52:24,364 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:52:24,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:52:24,367 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 03:52:24,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-29 03:52:25,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:52:25,557 INFO L262 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 03:52:25,573 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:52:25,627 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1024 proven. 0 refuted. 0 times theorem prover too weak. 1088 trivial. 0 not checked. [2023-11-29 03:52:25,627 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:52:25,628 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:52:25,628 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [72954878] [2023-11-29 03:52:25,629 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [72954878] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:52:25,629 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:52:25,630 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 03:52:25,632 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [572632096] [2023-11-29 03:52:25,632 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:52:25,637 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 03:52:25,637 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:52:25,665 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 03:52:25,665 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 03:52:25,667 INFO L87 Difference]: Start difference. First operand has 85 states, 49 states have (on average 1.4489795918367347) internal successors, (71), 50 states have internal predecessors, (71), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-29 03:52:30,514 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.79s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:52:30,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:52:30,515 INFO L93 Difference]: Finished difference Result 164 states and 299 transitions. [2023-11-29 03:52:30,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 03:52:30,767 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 204 [2023-11-29 03:52:30,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:52:30,777 INFO L225 Difference]: With dead ends: 164 [2023-11-29 03:52:30,777 INFO L226 Difference]: Without dead ends: 80 [2023-11-29 03:52:30,781 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 203 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 03:52:30,785 INFO L413 NwaCegarLoop]: 119 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 119 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2023-11-29 03:52:30,786 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 119 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 4.8s Time] [2023-11-29 03:52:30,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2023-11-29 03:52:30,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2023-11-29 03:52:30,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 45 states have (on average 1.2444444444444445) internal successors, (56), 45 states have internal predecessors, (56), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-29 03:52:30,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 122 transitions. [2023-11-29 03:52:30,842 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 122 transitions. Word has length 204 [2023-11-29 03:52:30,842 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:52:30,843 INFO L495 AbstractCegarLoop]: Abstraction has 80 states and 122 transitions. [2023-11-29 03:52:30,843 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-29 03:52:30,843 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 122 transitions. [2023-11-29 03:52:30,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2023-11-29 03:52:30,849 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:52:30,850 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:52:30,873 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-29 03:52:31,051 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:52:31,051 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:52:31,052 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:52:31,052 INFO L85 PathProgramCache]: Analyzing trace with hash 1012134358, now seen corresponding path program 1 times [2023-11-29 03:52:31,053 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:52:31,054 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [722462946] [2023-11-29 03:52:31,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:52:31,054 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:52:31,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:52:31,055 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 03:52:31,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-29 03:52:32,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:52:32,085 INFO L262 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-29 03:52:32,095 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:52:35,996 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 308 proven. 174 refuted. 0 times theorem prover too weak. 1630 trivial. 0 not checked. [2023-11-29 03:52:35,997 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 03:52:36,211 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:52:36,212 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [722462946] [2023-11-29 03:52:36,212 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [722462946] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 03:52:36,212 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [694778001] [2023-11-29 03:52:36,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:52:36,213 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-29 03:52:36,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 [2023-11-29 03:52:36,242 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-29 03:52:36,243 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-29 03:52:36,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:52:36,773 INFO L262 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 03:52:36,780 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:52:38,793 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2023-11-29 03:52:38,793 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:52:38,794 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [694778001] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:52:38,794 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 03:52:38,794 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 10 [2023-11-29 03:52:38,795 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [617585617] [2023-11-29 03:52:38,795 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:52:38,797 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 03:52:38,797 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:52:38,798 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 03:52:38,798 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2023-11-29 03:52:38,799 INFO L87 Difference]: Start difference. First operand 80 states and 122 transitions. Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-29 03:52:44,117 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.95s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:52:44,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:52:44,122 INFO L93 Difference]: Finished difference Result 159 states and 243 transitions. [2023-11-29 03:52:44,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 03:52:44,329 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 204 [2023-11-29 03:52:44,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:52:44,332 INFO L225 Difference]: With dead ends: 159 [2023-11-29 03:52:44,332 INFO L226 Difference]: Without dead ends: 80 [2023-11-29 03:52:44,333 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 428 GetRequests, 418 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2023-11-29 03:52:44,335 INFO L413 NwaCegarLoop]: 116 mSDtfsCounter, 80 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 68 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 80 SdHoareTripleChecker+Valid, 116 SdHoareTripleChecker+Invalid, 73 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 68 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2023-11-29 03:52:44,335 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [80 Valid, 116 Invalid, 73 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [68 Valid, 4 Invalid, 1 Unknown, 0 Unchecked, 5.2s Time] [2023-11-29 03:52:44,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2023-11-29 03:52:44,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2023-11-29 03:52:44,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 45 states have (on average 1.2222222222222223) internal successors, (55), 45 states have internal predecessors, (55), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-29 03:52:44,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 121 transitions. [2023-11-29 03:52:44,353 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 121 transitions. Word has length 204 [2023-11-29 03:52:44,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:52:44,355 INFO L495 AbstractCegarLoop]: Abstraction has 80 states and 121 transitions. [2023-11-29 03:52:44,355 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-29 03:52:44,355 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 121 transitions. [2023-11-29 03:52:44,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2023-11-29 03:52:44,359 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:52:44,359 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:52:44,363 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-11-29 03:52:44,575 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2023-11-29 03:52:44,760 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:52:44,761 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:52:44,761 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:52:44,761 INFO L85 PathProgramCache]: Analyzing trace with hash 1017108, now seen corresponding path program 1 times [2023-11-29 03:52:44,762 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:52:44,762 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1136848908] [2023-11-29 03:52:44,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:52:44,762 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:52:44,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:52:44,763 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 03:52:44,764 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-29 03:52:45,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:52:45,670 INFO L262 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-29 03:52:45,675 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:52:49,397 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 308 proven. 174 refuted. 0 times theorem prover too weak. 1630 trivial. 0 not checked. [2023-11-29 03:52:49,397 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 03:52:49,604 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:52:49,604 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1136848908] [2023-11-29 03:52:49,604 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1136848908] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 03:52:49,604 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2095149073] [2023-11-29 03:52:49,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:52:49,605 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-29 03:52:49,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 [2023-11-29 03:52:49,606 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-29 03:52:49,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-29 03:52:51,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:52:51,441 INFO L262 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 03:52:51,445 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:52:52,970 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 276 proven. 90 refuted. 0 times theorem prover too weak. 1746 trivial. 0 not checked. [2023-11-29 03:52:52,970 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 03:52:53,025 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2095149073] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 03:52:53,025 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 03:52:53,025 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5] total 8 [2023-11-29 03:52:53,025 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1896723068] [2023-11-29 03:52:53,025 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 03:52:53,026 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 03:52:53,027 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:52:53,028 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 03:52:53,028 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2023-11-29 03:52:53,029 INFO L87 Difference]: Start difference. First operand 80 states and 121 transitions. Second operand has 8 states, 8 states have (on average 9.25) internal successors, (74), 8 states have internal predecessors, (74), 3 states have call successors, (62), 3 states have call predecessors, (62), 5 states have return successors, (63), 3 states have call predecessors, (63), 3 states have call successors, (63) [2023-11-29 03:52:59,615 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.84s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:53:03,628 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:53:07,637 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:53:11,641 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:53:15,653 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:53:15,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:53:15,657 INFO L93 Difference]: Finished difference Result 169 states and 249 transitions. [2023-11-29 03:53:15,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-29 03:53:15,915 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 9.25) internal successors, (74), 8 states have internal predecessors, (74), 3 states have call successors, (62), 3 states have call predecessors, (62), 5 states have return successors, (63), 3 states have call predecessors, (63), 3 states have call successors, (63) Word has length 204 [2023-11-29 03:53:15,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:53:15,919 INFO L225 Difference]: With dead ends: 169 [2023-11-29 03:53:15,919 INFO L226 Difference]: Without dead ends: 90 [2023-11-29 03:53:15,921 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 454 GetRequests, 442 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=64, Invalid=118, Unknown=0, NotChecked=0, Total=182 [2023-11-29 03:53:15,922 INFO L413 NwaCegarLoop]: 80 mSDtfsCounter, 43 mSDsluCounter, 144 mSDsCounter, 0 mSdLazyCounter, 252 mSolverCounterSat, 6 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 45 SdHoareTripleChecker+Valid, 224 SdHoareTripleChecker+Invalid, 263 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 252 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.3s IncrementalHoareTripleChecker+Time [2023-11-29 03:53:15,923 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [45 Valid, 224 Invalid, 263 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 252 Invalid, 5 Unknown, 0 Unchecked, 22.3s Time] [2023-11-29 03:53:15,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2023-11-29 03:53:15,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 88. [2023-11-29 03:53:15,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 51 states have (on average 1.1764705882352942) internal successors, (60), 51 states have internal predecessors, (60), 33 states have call successors, (33), 3 states have call predecessors, (33), 3 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-29 03:53:15,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 126 transitions. [2023-11-29 03:53:15,946 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 126 transitions. Word has length 204 [2023-11-29 03:53:15,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:53:15,947 INFO L495 AbstractCegarLoop]: Abstraction has 88 states and 126 transitions. [2023-11-29 03:53:15,948 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.25) internal successors, (74), 8 states have internal predecessors, (74), 3 states have call successors, (62), 3 states have call predecessors, (62), 5 states have return successors, (63), 3 states have call predecessors, (63), 3 states have call successors, (63) [2023-11-29 03:53:15,948 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 126 transitions. [2023-11-29 03:53:15,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2023-11-29 03:53:15,950 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:53:15,951 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:53:15,977 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2023-11-29 03:53:16,165 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2023-11-29 03:53:16,351 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt [2023-11-29 03:53:16,352 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:53:16,352 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:53:16,352 INFO L85 PathProgramCache]: Analyzing trace with hash -1587330794, now seen corresponding path program 1 times [2023-11-29 03:53:16,353 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:53:16,353 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [596062791] [2023-11-29 03:53:16,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:53:16,353 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:53:16,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:53:16,354 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 03:53:16,356 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2023-11-29 03:53:17,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:53:17,327 INFO L262 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-29 03:53:17,331 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:53:20,270 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1271 proven. 126 refuted. 0 times theorem prover too weak. 715 trivial. 0 not checked. [2023-11-29 03:53:20,270 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 03:53:20,830 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:53:20,830 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [596062791] [2023-11-29 03:53:20,831 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [596062791] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 03:53:20,831 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [280959470] [2023-11-29 03:53:20,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:53:20,831 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-29 03:53:20,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 [2023-11-29 03:53:20,832 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-29 03:53:20,833 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-11-29 03:53:23,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:53:23,179 INFO L262 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-29 03:53:23,184 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:53:27,607 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 488 proven. 84 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2023-11-29 03:53:27,608 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 03:53:28,784 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [280959470] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 03:53:28,784 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 03:53:28,784 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 14 [2023-11-29 03:53:28,784 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1282913198] [2023-11-29 03:53:28,785 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 03:53:28,785 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-11-29 03:53:28,785 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:53:28,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-11-29 03:53:28,787 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=284, Unknown=0, NotChecked=0, Total=342 [2023-11-29 03:53:28,788 INFO L87 Difference]: Start difference. First operand 88 states and 126 transitions. Second operand has 14 states, 14 states have (on average 6.785714285714286) internal successors, (95), 14 states have internal predecessors, (95), 5 states have call successors, (66), 5 states have call predecessors, (66), 8 states have return successors, (66), 5 states have call predecessors, (66), 5 states have call successors, (66) [2023-11-29 03:53:38,714 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.82s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:53:42,720 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:53:46,724 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:53:50,729 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:53:54,738 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:53:58,754 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:54:02,761 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:54:06,765 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:54:11,783 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:54:15,793 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:54:19,800 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:54:23,821 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:54:27,847 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:54:31,858 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:54:35,864 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:54:37,820 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.96s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:54:44,232 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.74s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:54:48,241 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:54:52,244 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:54:56,253 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:55:00,268 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:55:01,924 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.66s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:55:07,436 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:55:11,444 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:55:15,451 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:55:19,456 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:55:19,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:55:19,458 INFO L93 Difference]: Finished difference Result 291 states and 400 transitions. [2023-11-29 03:55:19,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2023-11-29 03:55:19,723 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 6.785714285714286) internal successors, (95), 14 states have internal predecessors, (95), 5 states have call successors, (66), 5 states have call predecessors, (66), 8 states have return successors, (66), 5 states have call predecessors, (66), 5 states have call successors, (66) Word has length 204 [2023-11-29 03:55:19,724 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:55:19,726 INFO L225 Difference]: With dead ends: 291 [2023-11-29 03:55:19,726 INFO L226 Difference]: Without dead ends: 204 [2023-11-29 03:55:19,727 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 715 GetRequests, 676 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 367 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=369, Invalid=1271, Unknown=0, NotChecked=0, Total=1640 [2023-11-29 03:55:19,728 INFO L413 NwaCegarLoop]: 73 mSDtfsCounter, 171 mSDsluCounter, 430 mSDsCounter, 0 mSdLazyCounter, 709 mSolverCounterSat, 101 mSolverCounterUnsat, 24 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 107.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 175 SdHoareTripleChecker+Valid, 503 SdHoareTripleChecker+Invalid, 834 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 101 IncrementalHoareTripleChecker+Valid, 709 IncrementalHoareTripleChecker+Invalid, 24 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 108.3s IncrementalHoareTripleChecker+Time [2023-11-29 03:55:19,729 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [175 Valid, 503 Invalid, 834 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [101 Valid, 709 Invalid, 24 Unknown, 0 Unchecked, 108.3s Time] [2023-11-29 03:55:19,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204 states. [2023-11-29 03:55:19,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204 to 186. [2023-11-29 03:55:19,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 186 states, 108 states have (on average 1.1111111111111112) internal successors, (120), 108 states have internal predecessors, (120), 66 states have call successors, (66), 11 states have call predecessors, (66), 11 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2023-11-29 03:55:19,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 186 states and 252 transitions. [2023-11-29 03:55:19,775 INFO L78 Accepts]: Start accepts. Automaton has 186 states and 252 transitions. Word has length 204 [2023-11-29 03:55:19,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:55:19,776 INFO L495 AbstractCegarLoop]: Abstraction has 186 states and 252 transitions. [2023-11-29 03:55:19,776 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 6.785714285714286) internal successors, (95), 14 states have internal predecessors, (95), 5 states have call successors, (66), 5 states have call predecessors, (66), 8 states have return successors, (66), 5 states have call predecessors, (66), 5 states have call successors, (66) [2023-11-29 03:55:19,777 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 252 transitions. [2023-11-29 03:55:19,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-11-29 03:55:19,780 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:55:19,780 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:55:19,805 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0 [2023-11-29 03:55:19,995 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2023-11-29 03:55:20,181 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt [2023-11-29 03:55:20,181 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:55:20,182 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:55:20,182 INFO L85 PathProgramCache]: Analyzing trace with hash 1334443089, now seen corresponding path program 1 times [2023-11-29 03:55:20,182 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:55:20,182 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [718110634] [2023-11-29 03:55:20,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:55:20,183 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:55:20,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:55:20,183 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 03:55:20,184 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2023-11-29 03:55:21,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:21,236 INFO L262 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-29 03:55:21,241 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:55:26,869 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1210 proven. 204 refuted. 0 times theorem prover too weak. 698 trivial. 0 not checked. [2023-11-29 03:55:26,869 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 03:55:27,383 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:55:27,383 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [718110634] [2023-11-29 03:55:27,383 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [718110634] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 03:55:27,384 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [513936948] [2023-11-29 03:55:27,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:55:27,384 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-29 03:55:27,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 [2023-11-29 03:55:27,385 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-29 03:55:27,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_195a2e6d-3c32-4b1d-b15f-9abe5753aa36/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process