./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-77.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_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/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_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-77.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/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_1fd8c330-25c7-42e4-989d-b0732e39d722/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 0cbe4eb7aae73c01b831078f0e738c68709fa97155cdb7dce934011117170926 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 02:25:18,426 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 02:25:18,485 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-29 02:25:18,490 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 02:25:18,491 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 02:25:18,512 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 02:25:18,512 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 02:25:18,513 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 02:25:18,513 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 02:25:18,514 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 02:25:18,514 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 02:25:18,515 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 02:25:18,515 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 02:25:18,516 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 02:25:18,516 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 02:25:18,517 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 02:25:18,518 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 02:25:18,518 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 02:25:18,519 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 02:25:18,519 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 02:25:18,519 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 02:25:18,520 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 02:25:18,521 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 02:25:18,521 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 02:25:18,522 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 02:25:18,522 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 02:25:18,523 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 02:25:18,523 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 02:25:18,523 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 02:25:18,524 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 02:25:18,535 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 02:25:18,535 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 02:25:18,536 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 02:25:18,536 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 02:25:18,536 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 02:25:18,536 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 02:25:18,536 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 02:25:18,537 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 02:25:18,537 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 02:25:18,537 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 02:25:18,537 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 02:25:18,537 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 02:25:18,538 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_1fd8c330-25c7-42e4-989d-b0732e39d722/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0cbe4eb7aae73c01b831078f0e738c68709fa97155cdb7dce934011117170926 [2023-11-29 02:25:18,732 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 02:25:18,751 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 02:25:18,753 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 02:25:18,754 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 02:25:18,755 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 02:25:18,756 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-77.i [2023-11-29 02:25:21,494 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 02:25:21,689 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 02:25:21,690 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-77.i [2023-11-29 02:25:21,700 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/data/8eb43d4be/3d55774be8ab4229ab9ff144e265d11b/FLAGed0d08b13 [2023-11-29 02:25:21,712 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/data/8eb43d4be/3d55774be8ab4229ab9ff144e265d11b [2023-11-29 02:25:21,714 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 02:25:21,716 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 02:25:21,717 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 02:25:21,717 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 02:25:21,721 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 02:25:21,722 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 02:25:21" (1/1) ... [2023-11-29 02:25:21,723 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b18df43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:25:21, skipping insertion in model container [2023-11-29 02:25:21,723 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 02:25:21" (1/1) ... [2023-11-29 02:25:21,759 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 02:25:21,887 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_1fd8c330-25c7-42e4-989d-b0732e39d722/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-77.i[916,929] [2023-11-29 02:25:21,957 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 02:25:21,971 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 02:25:21,981 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_1fd8c330-25c7-42e4-989d-b0732e39d722/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-77.i[916,929] [2023-11-29 02:25:22,018 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 02:25:22,037 INFO L206 MainTranslator]: Completed translation [2023-11-29 02:25:22,038 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:25:22 WrapperNode [2023-11-29 02:25:22,038 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 02:25:22,039 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 02:25:22,039 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 02:25:22,039 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 02:25:22,047 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:25:22" (1/1) ... [2023-11-29 02:25:22,058 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:25:22" (1/1) ... [2023-11-29 02:25:22,093 INFO L138 Inliner]: procedures = 26, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 215 [2023-11-29 02:25:22,093 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 02:25:22,094 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 02:25:22,094 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 02:25:22,094 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 02:25:22,106 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:25:22" (1/1) ... [2023-11-29 02:25:22,106 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:25:22" (1/1) ... [2023-11-29 02:25:22,109 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:25:22" (1/1) ... [2023-11-29 02:25:22,126 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 02:25:22,127 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:25:22" (1/1) ... [2023-11-29 02:25:22,127 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:25:22" (1/1) ... [2023-11-29 02:25:22,137 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:25:22" (1/1) ... [2023-11-29 02:25:22,141 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:25:22" (1/1) ... [2023-11-29 02:25:22,143 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:25:22" (1/1) ... [2023-11-29 02:25:22,145 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:25:22" (1/1) ... [2023-11-29 02:25:22,150 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 02:25:22,151 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 02:25:22,151 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 02:25:22,151 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 02:25:22,152 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:25:22" (1/1) ... [2023-11-29 02:25:22,158 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 02:25:22,174 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:25:22,192 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 02:25:22,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 02:25:22,224 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 02:25:22,224 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 02:25:22,224 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 02:25:22,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 02:25:22,224 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 02:25:22,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 02:25:22,311 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 02:25:22,313 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 02:25:22,590 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 02:25:22,645 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 02:25:22,645 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 02:25:22,646 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 02:25:22 BoogieIcfgContainer [2023-11-29 02:25:22,646 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 02:25:22,649 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 02:25:22,649 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 02:25:22,652 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 02:25:22,652 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 02:25:21" (1/3) ... [2023-11-29 02:25:22,653 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2107f174 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 02:25:22, skipping insertion in model container [2023-11-29 02:25:22,653 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:25:22" (2/3) ... [2023-11-29 02:25:22,654 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2107f174 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 02:25:22, skipping insertion in model container [2023-11-29 02:25:22,654 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 02:25:22" (3/3) ... [2023-11-29 02:25:22,655 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-77.i [2023-11-29 02:25:22,675 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 02:25:22,676 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 02:25:22,729 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 02:25:22,736 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;@86d404f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 02:25:22,736 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 02:25:22,741 INFO L276 IsEmpty]: Start isEmpty. Operand has 78 states, 50 states have (on average 1.48) internal successors, (74), 51 states have internal predecessors, (74), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-29 02:25:22,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2023-11-29 02:25:22,758 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:25:22,782 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:25:22,782 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:25:22,788 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:25:22,788 INFO L85 PathProgramCache]: Analyzing trace with hash -240178530, now seen corresponding path program 1 times [2023-11-29 02:25:22,797 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:25:22,798 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1771369985] [2023-11-29 02:25:22,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:25:22,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:25:22,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:25:23,025 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:25:23,026 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1771369985] [2023-11-29 02:25:23,026 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-29 02:25:23,027 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [992856162] [2023-11-29 02:25:23,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:25:23,027 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:25:23,028 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:25:23,033 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 02:25:23,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-29 02:25:23,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:25:23,231 INFO L262 TraceCheckSpWp]: Trace formula consists of 426 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 02:25:23,242 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:25:23,287 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 1152 trivial. 0 not checked. [2023-11-29 02:25:23,287 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 02:25:23,288 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [992856162] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 02:25:23,288 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 02:25:23,288 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 02:25:23,291 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1842077001] [2023-11-29 02:25:23,292 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 02:25:23,296 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 02:25:23,297 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:25:23,325 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 02:25:23,326 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 02:25:23,328 INFO L87 Difference]: Start difference. First operand has 78 states, 50 states have (on average 1.48) internal successors, (74), 51 states have internal predecessors, (74), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-29 02:25:23,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:25:23,373 INFO L93 Difference]: Finished difference Result 155 states and 272 transitions. [2023-11-29 02:25:23,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 02:25:23,375 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) Word has length 164 [2023-11-29 02:25:23,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:25:23,383 INFO L225 Difference]: With dead ends: 155 [2023-11-29 02:25:23,383 INFO L226 Difference]: Without dead ends: 76 [2023-11-29 02:25:23,387 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 163 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 02:25:23,390 INFO L413 NwaCegarLoop]: 116 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 116 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 02:25:23,391 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 116 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 02:25:23,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2023-11-29 02:25:23,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76. [2023-11-29 02:25:23,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 49 states have (on average 1.4081632653061225) internal successors, (69), 49 states have internal predecessors, (69), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-29 02:25:23,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 119 transitions. [2023-11-29 02:25:23,434 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 119 transitions. Word has length 164 [2023-11-29 02:25:23,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:25:23,435 INFO L495 AbstractCegarLoop]: Abstraction has 76 states and 119 transitions. [2023-11-29 02:25:23,435 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-29 02:25:23,436 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 119 transitions. [2023-11-29 02:25:23,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2023-11-29 02:25:23,440 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:25:23,440 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:25:23,446 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-29 02:25:23,641 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-29 02:25:23,641 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:25:23,642 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:25:23,642 INFO L85 PathProgramCache]: Analyzing trace with hash -1402281968, now seen corresponding path program 1 times [2023-11-29 02:25:23,642 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:25:23,643 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [934368101] [2023-11-29 02:25:23,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:25:23,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:25:23,714 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 02:25:23,715 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1589611342] [2023-11-29 02:25:23,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:25:23,715 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:25:23,715 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:25:23,717 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 02:25:23,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-29 02:25:23,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:25:23,887 INFO L262 TraceCheckSpWp]: Trace formula consists of 426 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 02:25:23,896 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:25:24,169 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-11-29 02:25:24,170 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 02:25:24,170 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:25:24,170 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [934368101] [2023-11-29 02:25:24,170 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 02:25:24,170 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1589611342] [2023-11-29 02:25:24,171 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1589611342] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 02:25:24,171 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 02:25:24,171 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 02:25:24,171 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [692246434] [2023-11-29 02:25:24,171 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 02:25:24,173 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 02:25:24,173 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:25:24,174 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 02:25:24,174 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-29 02:25:24,174 INFO L87 Difference]: Start difference. First operand 76 states and 119 transitions. Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-29 02:25:24,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:25:24,342 INFO L93 Difference]: Finished difference Result 226 states and 355 transitions. [2023-11-29 02:25:24,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 02:25:24,343 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 164 [2023-11-29 02:25:24,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:25:24,347 INFO L225 Difference]: With dead ends: 226 [2023-11-29 02:25:24,347 INFO L226 Difference]: Without dead ends: 151 [2023-11-29 02:25:24,349 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 161 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-29 02:25:24,350 INFO L413 NwaCegarLoop]: 127 mSDtfsCounter, 36 mSDsluCounter, 159 mSDsCounter, 0 mSdLazyCounter, 97 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 286 SdHoareTripleChecker+Invalid, 97 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 97 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 02:25:24,351 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 286 Invalid, 97 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 97 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 02:25:24,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2023-11-29 02:25:24,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 148. [2023-11-29 02:25:24,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 148 states, 95 states have (on average 1.4) internal successors, (133), 95 states have internal predecessors, (133), 50 states have call successors, (50), 2 states have call predecessors, (50), 2 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2023-11-29 02:25:24,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 233 transitions. [2023-11-29 02:25:24,385 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 233 transitions. Word has length 164 [2023-11-29 02:25:24,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:25:24,387 INFO L495 AbstractCegarLoop]: Abstraction has 148 states and 233 transitions. [2023-11-29 02:25:24,394 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-29 02:25:24,394 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 233 transitions. [2023-11-29 02:25:24,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-11-29 02:25:24,398 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:25:24,398 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:25:24,404 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-29 02:25:24,599 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:25:24,600 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:25:24,600 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:25:24,601 INFO L85 PathProgramCache]: Analyzing trace with hash 1447204294, now seen corresponding path program 1 times [2023-11-29 02:25:24,601 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:25:24,601 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [622974801] [2023-11-29 02:25:24,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:25:24,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:25:24,654 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 02:25:24,655 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1284658057] [2023-11-29 02:25:24,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:25:24,655 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:25:24,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:25:24,656 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 02:25:24,661 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-29 02:25:24,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:25:24,828 INFO L262 TraceCheckSpWp]: Trace formula consists of 429 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-29 02:25:24,834 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:25:25,057 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 582 proven. 45 refuted. 0 times theorem prover too weak. 573 trivial. 0 not checked. [2023-11-29 02:25:25,057 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 02:25:25,270 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 27 proven. 45 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2023-11-29 02:25:25,270 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:25:25,270 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [622974801] [2023-11-29 02:25:25,270 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 02:25:25,271 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1284658057] [2023-11-29 02:25:25,271 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1284658057] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 02:25:25,271 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 02:25:25,271 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2023-11-29 02:25:25,271 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1147156590] [2023-11-29 02:25:25,271 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 02:25:25,273 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 02:25:25,273 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:25:25,274 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 02:25:25,274 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-29 02:25:25,274 INFO L87 Difference]: Start difference. First operand 148 states and 233 transitions. Second operand has 8 states, 8 states have (on average 6.5) internal successors, (52), 8 states have internal predecessors, (52), 2 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) [2023-11-29 02:25:25,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:25:25,588 INFO L93 Difference]: Finished difference Result 307 states and 475 transitions. [2023-11-29 02:25:25,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-29 02:25:25,589 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.5) internal successors, (52), 8 states have internal predecessors, (52), 2 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) Word has length 165 [2023-11-29 02:25:25,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:25:25,593 INFO L225 Difference]: With dead ends: 307 [2023-11-29 02:25:25,593 INFO L226 Difference]: Without dead ends: 160 [2023-11-29 02:25:25,594 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 335 GetRequests, 321 SyntacticMatches, 2 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=67, Invalid=115, Unknown=0, NotChecked=0, Total=182 [2023-11-29 02:25:25,596 INFO L413 NwaCegarLoop]: 79 mSDtfsCounter, 207 mSDsluCounter, 106 mSDsCounter, 0 mSdLazyCounter, 167 mSolverCounterSat, 101 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 209 SdHoareTripleChecker+Valid, 185 SdHoareTripleChecker+Invalid, 268 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 101 IncrementalHoareTripleChecker+Valid, 167 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 02:25:25,596 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [209 Valid, 185 Invalid, 268 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [101 Valid, 167 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 02:25:25,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2023-11-29 02:25:25,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 156. [2023-11-29 02:25:25,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 156 states, 101 states have (on average 1.316831683168317) internal successors, (133), 101 states have internal predecessors, (133), 50 states have call successors, (50), 4 states have call predecessors, (50), 4 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2023-11-29 02:25:25,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 233 transitions. [2023-11-29 02:25:25,631 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 233 transitions. Word has length 165 [2023-11-29 02:25:25,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:25:25,632 INFO L495 AbstractCegarLoop]: Abstraction has 156 states and 233 transitions. [2023-11-29 02:25:25,633 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.5) internal successors, (52), 8 states have internal predecessors, (52), 2 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) [2023-11-29 02:25:25,633 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 233 transitions. [2023-11-29 02:25:25,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-11-29 02:25:25,636 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:25:25,637 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:25:25,643 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-11-29 02:25:25,843 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:25:25,843 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:25:25,843 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:25:25,844 INFO L85 PathProgramCache]: Analyzing trace with hash 1391101947, now seen corresponding path program 1 times [2023-11-29 02:25:25,844 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:25:25,844 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2051239695] [2023-11-29 02:25:25,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:25:25,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:25:25,889 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 02:25:25,889 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1072823232] [2023-11-29 02:25:25,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:25:25,890 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:25:25,890 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:25:25,891 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 02:25:25,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-29 02:25:26,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:25:26,064 INFO L262 TraceCheckSpWp]: Trace formula consists of 433 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-29 02:25:26,069 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:25:26,159 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-11-29 02:25:26,159 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 02:25:26,159 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:25:26,160 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2051239695] [2023-11-29 02:25:26,160 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 02:25:26,160 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1072823232] [2023-11-29 02:25:26,160 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1072823232] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 02:25:26,160 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 02:25:26,160 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 02:25:26,161 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1068541781] [2023-11-29 02:25:26,161 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 02:25:26,161 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 02:25:26,162 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:25:26,162 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 02:25:26,162 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-29 02:25:26,163 INFO L87 Difference]: Start difference. First operand 156 states and 233 transitions. Second operand has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 6 states have internal predecessors, (44), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-29 02:25:26,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:25:26,585 INFO L93 Difference]: Finished difference Result 606 states and 884 transitions. [2023-11-29 02:25:26,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 02:25:26,586 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 6 states have internal predecessors, (44), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 166 [2023-11-29 02:25:26,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:25:26,591 INFO L225 Difference]: With dead ends: 606 [2023-11-29 02:25:26,592 INFO L226 Difference]: Without dead ends: 451 [2023-11-29 02:25:26,593 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2023-11-29 02:25:26,594 INFO L413 NwaCegarLoop]: 200 mSDtfsCounter, 205 mSDsluCounter, 470 mSDsCounter, 0 mSdLazyCounter, 225 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 205 SdHoareTripleChecker+Valid, 670 SdHoareTripleChecker+Invalid, 243 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 225 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-29 02:25:26,594 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [205 Valid, 670 Invalid, 243 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 225 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-29 02:25:26,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 451 states. [2023-11-29 02:25:26,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 451 to 441. [2023-11-29 02:25:26,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 441 states, 296 states have (on average 1.2736486486486487) internal successors, (377), 300 states have internal predecessors, (377), 132 states have call successors, (132), 12 states have call predecessors, (132), 12 states have return successors, (132), 128 states have call predecessors, (132), 132 states have call successors, (132) [2023-11-29 02:25:26,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 441 states and 641 transitions. [2023-11-29 02:25:26,671 INFO L78 Accepts]: Start accepts. Automaton has 441 states and 641 transitions. Word has length 166 [2023-11-29 02:25:26,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:25:26,672 INFO L495 AbstractCegarLoop]: Abstraction has 441 states and 641 transitions. [2023-11-29 02:25:26,673 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 6 states have internal predecessors, (44), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-29 02:25:26,673 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 641 transitions. [2023-11-29 02:25:26,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-11-29 02:25:26,676 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:25:26,676 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:25:26,683 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-29 02:25:26,879 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:25:26,880 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:25:26,880 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:25:26,880 INFO L85 PathProgramCache]: Analyzing trace with hash 1448360249, now seen corresponding path program 1 times [2023-11-29 02:25:26,880 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:25:26,880 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [52461317] [2023-11-29 02:25:26,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:25:26,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:25:26,919 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 02:25:26,919 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2020828435] [2023-11-29 02:25:26,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:25:26,919 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:25:26,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:25:26,920 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 02:25:26,923 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-29 02:25:27,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:25:27,082 INFO L262 TraceCheckSpWp]: Trace formula consists of 434 conjuncts, 27 conjunts are in the unsatisfiable core [2023-11-29 02:25:27,087 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:25:28,429 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 612 proven. 30 refuted. 0 times theorem prover too weak. 558 trivial. 0 not checked. [2023-11-29 02:25:28,429 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 02:25:34,238 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:25:34,238 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [52461317] [2023-11-29 02:25:34,239 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 02:25:34,239 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2020828435] [2023-11-29 02:25:34,239 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2020828435] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 02:25:34,239 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2023-11-29 02:25:34,239 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2023-11-29 02:25:34,239 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1884854926] [2023-11-29 02:25:34,240 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2023-11-29 02:25:34,240 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2023-11-29 02:25:34,240 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:25:34,241 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2023-11-29 02:25:34,242 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=106, Invalid=762, Unknown=2, NotChecked=0, Total=870 [2023-11-29 02:25:34,242 INFO L87 Difference]: Start difference. First operand 441 states and 641 transitions. Second operand has 18 states, 18 states have (on average 2.7777777777777777) internal successors, (50), 17 states have internal predecessors, (50), 2 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-29 02:25:38,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:25:38,597 INFO L93 Difference]: Finished difference Result 1268 states and 1797 transitions. [2023-11-29 02:25:38,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2023-11-29 02:25:38,598 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 2.7777777777777777) internal successors, (50), 17 states have internal predecessors, (50), 2 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 166 [2023-11-29 02:25:38,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:25:38,605 INFO L225 Difference]: With dead ends: 1268 [2023-11-29 02:25:38,605 INFO L226 Difference]: Without dead ends: 1046 [2023-11-29 02:25:38,607 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 217 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 604 ImplicationChecksByTransitivity, 8.3s TimeCoverageRelationStatistics Valid=579, Invalid=2611, Unknown=2, NotChecked=0, Total=3192 [2023-11-29 02:25:38,608 INFO L413 NwaCegarLoop]: 179 mSDtfsCounter, 853 mSDsluCounter, 919 mSDsCounter, 0 mSdLazyCounter, 1529 mSolverCounterSat, 373 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 853 SdHoareTripleChecker+Valid, 1098 SdHoareTripleChecker+Invalid, 1902 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 373 IncrementalHoareTripleChecker+Valid, 1529 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2023-11-29 02:25:38,608 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [853 Valid, 1098 Invalid, 1902 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [373 Valid, 1529 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2023-11-29 02:25:38,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1046 states. [2023-11-29 02:25:38,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1046 to 823. [2023-11-29 02:25:38,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 823 states, 543 states have (on average 1.2394106813996317) internal successors, (673), 553 states have internal predecessors, (673), 249 states have call successors, (249), 30 states have call predecessors, (249), 30 states have return successors, (249), 239 states have call predecessors, (249), 249 states have call successors, (249) [2023-11-29 02:25:38,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 823 states and 1171 transitions. [2023-11-29 02:25:38,689 INFO L78 Accepts]: Start accepts. Automaton has 823 states and 1171 transitions. Word has length 166 [2023-11-29 02:25:38,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:25:38,689 INFO L495 AbstractCegarLoop]: Abstraction has 823 states and 1171 transitions. [2023-11-29 02:25:38,689 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 2.7777777777777777) internal successors, (50), 17 states have internal predecessors, (50), 2 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-29 02:25:38,689 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states and 1171 transitions. [2023-11-29 02:25:38,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-11-29 02:25:38,692 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:25:38,692 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:25:38,698 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-29 02:25:38,893 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:25:38,893 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:25:38,893 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:25:38,893 INFO L85 PathProgramCache]: Analyzing trace with hash 998074937, now seen corresponding path program 1 times [2023-11-29 02:25:38,893 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:25:38,894 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1054588006] [2023-11-29 02:25:38,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:25:38,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:25:38,927 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 02:25:38,928 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [818222160] [2023-11-29 02:25:38,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:25:38,928 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:25:38,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:25:38,929 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 02:25:38,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-29 02:25:39,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:25:39,073 INFO L262 TraceCheckSpWp]: Trace formula consists of 434 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-29 02:25:39,076 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:25:39,155 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-11-29 02:25:39,155 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 02:25:39,155 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:25:39,155 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1054588006] [2023-11-29 02:25:39,155 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 02:25:39,155 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [818222160] [2023-11-29 02:25:39,155 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [818222160] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 02:25:39,156 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 02:25:39,156 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 02:25:39,156 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1068699939] [2023-11-29 02:25:39,156 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 02:25:39,156 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 02:25:39,157 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:25:39,157 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 02:25:39,157 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-29 02:25:39,157 INFO L87 Difference]: Start difference. First operand 823 states and 1171 transitions. Second operand has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 6 states have internal predecessors, (44), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-29 02:25:39,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:25:39,858 INFO L93 Difference]: Finished difference Result 1515 states and 2170 transitions. [2023-11-29 02:25:39,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 02:25:39,859 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 6 states have internal predecessors, (44), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 166 [2023-11-29 02:25:39,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:25:39,868 INFO L225 Difference]: With dead ends: 1515 [2023-11-29 02:25:39,868 INFO L226 Difference]: Without dead ends: 1214 [2023-11-29 02:25:39,869 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 161 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2023-11-29 02:25:39,870 INFO L413 NwaCegarLoop]: 233 mSDtfsCounter, 242 mSDsluCounter, 493 mSDsCounter, 0 mSdLazyCounter, 224 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 242 SdHoareTripleChecker+Valid, 726 SdHoareTripleChecker+Invalid, 252 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 224 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-29 02:25:39,871 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [242 Valid, 726 Invalid, 252 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 224 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-29 02:25:39,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1214 states. [2023-11-29 02:25:39,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1214 to 1198. [2023-11-29 02:25:39,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1198 states, 780 states have (on average 1.2256410256410257) internal successors, (956), 795 states have internal predecessors, (956), 373 states have call successors, (373), 44 states have call predecessors, (373), 44 states have return successors, (373), 358 states have call predecessors, (373), 373 states have call successors, (373) [2023-11-29 02:25:39,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1198 states to 1198 states and 1702 transitions. [2023-11-29 02:25:39,967 INFO L78 Accepts]: Start accepts. Automaton has 1198 states and 1702 transitions. Word has length 166 [2023-11-29 02:25:39,968 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:25:39,968 INFO L495 AbstractCegarLoop]: Abstraction has 1198 states and 1702 transitions. [2023-11-29 02:25:39,968 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 6 states have internal predecessors, (44), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-29 02:25:39,968 INFO L276 IsEmpty]: Start isEmpty. Operand 1198 states and 1702 transitions. [2023-11-29 02:25:39,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-11-29 02:25:39,970 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:25:39,970 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:25:39,975 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-11-29 02:25:40,170 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:25:40,171 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:25:40,171 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:25:40,171 INFO L85 PathProgramCache]: Analyzing trace with hash -1279148748, now seen corresponding path program 1 times [2023-11-29 02:25:40,171 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:25:40,171 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [704666375] [2023-11-29 02:25:40,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:25:40,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:25:40,202 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 02:25:40,202 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1510848344] [2023-11-29 02:25:40,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:25:40,202 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:25:40,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:25:40,203 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 02:25:40,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-29 02:25:40,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:25:40,355 INFO L262 TraceCheckSpWp]: Trace formula consists of 433 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-29 02:25:40,361 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:25:41,699 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-11-29 02:25:41,699 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 02:25:41,699 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:25:41,700 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [704666375] [2023-11-29 02:25:41,700 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 02:25:41,700 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1510848344] [2023-11-29 02:25:41,700 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1510848344] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 02:25:41,700 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 02:25:41,700 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-11-29 02:25:41,700 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [522523545] [2023-11-29 02:25:41,700 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 02:25:41,700 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-11-29 02:25:41,700 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:25:41,701 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-11-29 02:25:41,701 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2023-11-29 02:25:41,701 INFO L87 Difference]: Start difference. First operand 1198 states and 1702 transitions. Second operand has 13 states, 13 states have (on average 3.3846153846153846) internal successors, (44), 12 states have internal predecessors, (44), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-29 02:25:43,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:25:43,294 INFO L93 Difference]: Finished difference Result 2010 states and 2869 transitions. [2023-11-29 02:25:43,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-11-29 02:25:43,295 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 3.3846153846153846) internal successors, (44), 12 states have internal predecessors, (44), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 166 [2023-11-29 02:25:43,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:25:43,305 INFO L225 Difference]: With dead ends: 2010 [2023-11-29 02:25:43,305 INFO L226 Difference]: Without dead ends: 1314 [2023-11-29 02:25:43,308 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 178 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=172, Invalid=478, Unknown=0, NotChecked=0, Total=650 [2023-11-29 02:25:43,309 INFO L413 NwaCegarLoop]: 214 mSDtfsCounter, 403 mSDsluCounter, 834 mSDsCounter, 0 mSdLazyCounter, 1163 mSolverCounterSat, 182 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 403 SdHoareTripleChecker+Valid, 1048 SdHoareTripleChecker+Invalid, 1345 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 182 IncrementalHoareTripleChecker+Valid, 1163 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2023-11-29 02:25:43,309 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [403 Valid, 1048 Invalid, 1345 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [182 Valid, 1163 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2023-11-29 02:25:43,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1314 states. [2023-11-29 02:25:43,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1314 to 1242. [2023-11-29 02:25:43,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1242 states, 798 states have (on average 1.219298245614035) internal successors, (973), 813 states have internal predecessors, (973), 397 states have call successors, (397), 46 states have call predecessors, (397), 46 states have return successors, (397), 382 states have call predecessors, (397), 397 states have call successors, (397) [2023-11-29 02:25:43,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1242 states to 1242 states and 1767 transitions. [2023-11-29 02:25:43,469 INFO L78 Accepts]: Start accepts. Automaton has 1242 states and 1767 transitions. Word has length 166 [2023-11-29 02:25:43,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:25:43,470 INFO L495 AbstractCegarLoop]: Abstraction has 1242 states and 1767 transitions. [2023-11-29 02:25:43,470 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 3.3846153846153846) internal successors, (44), 12 states have internal predecessors, (44), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-29 02:25:43,470 INFO L276 IsEmpty]: Start isEmpty. Operand 1242 states and 1767 transitions. [2023-11-29 02:25:43,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-11-29 02:25:43,473 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:25:43,473 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:25:43,480 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2023-11-29 02:25:43,674 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2023-11-29 02:25:43,675 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:25:43,675 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:25:43,675 INFO L85 PathProgramCache]: Analyzing trace with hash -1729434060, now seen corresponding path program 1 times [2023-11-29 02:25:43,675 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:25:43,676 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1950502205] [2023-11-29 02:25:43,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:25:43,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:25:43,705 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 02:25:43,705 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1402420546] [2023-11-29 02:25:43,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:25:43,705 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:25:43,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:25:43,706 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 02:25:43,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-29 02:25:43,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:25:43,905 INFO L262 TraceCheckSpWp]: Trace formula consists of 433 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 02:25:43,910 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:25:44,145 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-11-29 02:25:44,145 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 02:25:44,145 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:25:44,145 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1950502205] [2023-11-29 02:25:44,146 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 02:25:44,146 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1402420546] [2023-11-29 02:25:44,146 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1402420546] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 02:25:44,146 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 02:25:44,146 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 02:25:44,146 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1068296106] [2023-11-29 02:25:44,146 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 02:25:44,147 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 02:25:44,147 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:25:44,147 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 02:25:44,147 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-29 02:25:44,148 INFO L87 Difference]: Start difference. First operand 1242 states and 1767 transitions. Second operand has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-29 02:25:44,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:25:44,498 INFO L93 Difference]: Finished difference Result 1991 states and 2852 transitions. [2023-11-29 02:25:44,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 02:25:44,499 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 166 [2023-11-29 02:25:44,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:25:44,509 INFO L225 Difference]: With dead ends: 1991 [2023-11-29 02:25:44,509 INFO L226 Difference]: Without dead ends: 1254 [2023-11-29 02:25:44,512 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2023-11-29 02:25:44,513 INFO L413 NwaCegarLoop]: 201 mSDtfsCounter, 121 mSDsluCounter, 327 mSDsCounter, 0 mSdLazyCounter, 113 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 121 SdHoareTripleChecker+Valid, 528 SdHoareTripleChecker+Invalid, 115 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 113 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 02:25:44,513 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [121 Valid, 528 Invalid, 115 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 113 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 02:25:44,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1254 states. [2023-11-29 02:25:44,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1254 to 1242. [2023-11-29 02:25:44,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1242 states, 798 states have (on average 1.2117794486215538) internal successors, (967), 813 states have internal predecessors, (967), 397 states have call successors, (397), 46 states have call predecessors, (397), 46 states have return successors, (397), 382 states have call predecessors, (397), 397 states have call successors, (397) [2023-11-29 02:25:44,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1242 states to 1242 states and 1761 transitions. [2023-11-29 02:25:44,688 INFO L78 Accepts]: Start accepts. Automaton has 1242 states and 1761 transitions. Word has length 166 [2023-11-29 02:25:44,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:25:44,689 INFO L495 AbstractCegarLoop]: Abstraction has 1242 states and 1761 transitions. [2023-11-29 02:25:44,689 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-29 02:25:44,689 INFO L276 IsEmpty]: Start isEmpty. Operand 1242 states and 1761 transitions. [2023-11-29 02:25:44,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2023-11-29 02:25:44,692 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:25:44,692 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:25:44,699 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2023-11-29 02:25:44,893 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2023-11-29 02:25:44,893 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:25:44,894 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:25:44,894 INFO L85 PathProgramCache]: Analyzing trace with hash 1948826982, now seen corresponding path program 1 times [2023-11-29 02:25:44,894 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:25:44,894 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1988912752] [2023-11-29 02:25:44,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:25:44,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:25:44,921 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 02:25:44,921 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1344281786] [2023-11-29 02:25:44,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:25:44,921 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:25:44,921 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:25:44,922 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 02:25:44,923 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-11-29 02:25:45,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:25:45,080 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 02:25:45,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:25:45,233 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 02:25:45,233 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-29 02:25:45,235 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-29 02:25:45,242 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2023-11-29 02:25:45,438 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2023-11-29 02:25:45,441 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:25:45,443 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 02:25:45,554 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 02:25:45 BoogieIcfgContainer [2023-11-29 02:25:45,554 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 02:25:45,555 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 02:25:45,555 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 02:25:45,555 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 02:25:45,555 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 02:25:22" (3/4) ... [2023-11-29 02:25:45,557 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-29 02:25:45,558 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 02:25:45,558 INFO L158 Benchmark]: Toolchain (without parser) took 23842.50ms. Allocated memory was 178.3MB in the beginning and 255.9MB in the end (delta: 77.6MB). Free memory was 130.1MB in the beginning and 137.4MB in the end (delta: -7.3MB). Peak memory consumption was 71.2MB. Max. memory is 16.1GB. [2023-11-29 02:25:45,558 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 178.3MB. Free memory is still 147.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 02:25:45,559 INFO L158 Benchmark]: CACSL2BoogieTranslator took 321.29ms. Allocated memory is still 178.3MB. Free memory was 130.1MB in the beginning and 114.2MB in the end (delta: 15.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-29 02:25:45,559 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.37ms. Allocated memory is still 178.3MB. Free memory was 114.2MB in the beginning and 110.3MB in the end (delta: 4.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-29 02:25:45,559 INFO L158 Benchmark]: Boogie Preprocessor took 55.93ms. Allocated memory is still 178.3MB. Free memory was 110.3MB in the beginning and 106.2MB in the end (delta: 4.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-29 02:25:45,560 INFO L158 Benchmark]: RCFGBuilder took 495.34ms. Allocated memory is still 178.3MB. Free memory was 106.2MB in the beginning and 79.1MB in the end (delta: 27.1MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-29 02:25:45,560 INFO L158 Benchmark]: TraceAbstraction took 22905.61ms. Allocated memory was 178.3MB in the beginning and 255.9MB in the end (delta: 77.6MB). Free memory was 78.3MB in the beginning and 137.4MB in the end (delta: -59.1MB). Peak memory consumption was 18.8MB. Max. memory is 16.1GB. [2023-11-29 02:25:45,560 INFO L158 Benchmark]: Witness Printer took 3.07ms. Allocated memory is still 255.9MB. Free memory is still 137.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 02:25:45,562 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 178.3MB. Free memory is still 147.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 321.29ms. Allocated memory is still 178.3MB. Free memory was 130.1MB in the beginning and 114.2MB in the end (delta: 15.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.37ms. Allocated memory is still 178.3MB. Free memory was 114.2MB in the beginning and 110.3MB in the end (delta: 4.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.93ms. Allocated memory is still 178.3MB. Free memory was 110.3MB in the beginning and 106.2MB in the end (delta: 4.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 495.34ms. Allocated memory is still 178.3MB. Free memory was 106.2MB in the beginning and 79.1MB in the end (delta: 27.1MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * TraceAbstraction took 22905.61ms. Allocated memory was 178.3MB in the beginning and 255.9MB in the end (delta: 77.6MB). Free memory was 78.3MB in the beginning and 137.4MB in the end (delta: -59.1MB). Peak memory consumption was 18.8MB. Max. memory is 16.1GB. * Witness Printer took 3.07ms. Allocated memory is still 255.9MB. Free memory is still 137.4MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 199, overapproximation of someBinaryArithmeticFLOAToperation at line 109. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = -8; [L23] float var_1_2 = 1.5; [L24] float var_1_3 = 24.7; [L25] float var_1_8 = 0.875; [L26] float var_1_9 = 31.875; [L27] float var_1_10 = 255.25; [L28] float var_1_11 = 0.0; [L29] float var_1_12 = 7.58; [L30] float var_1_13 = 8.6; [L31] float var_1_14 = 49.75; [L32] signed short int var_1_16 = -64; [L33] signed long int var_1_18 = 4; [L34] signed long int var_1_19 = 100; [L35] unsigned char var_1_21 = 0; [L36] unsigned char var_1_23 = 0; [L37] signed char var_1_24 = 16; [L38] signed short int var_1_26 = -1; [L39] signed char var_1_27 = -32; [L40] unsigned char var_1_28 = 1; [L41] signed long int var_1_29 = -4; [L42] signed short int var_1_31 = 1000; [L43] signed long int var_1_32 = 4; [L44] signed short int var_1_33 = 8; [L45] signed short int var_1_34 = 25; [L46] signed short int var_1_35 = 100; [L47] signed short int var_1_36 = 10000; [L48] float var_1_38 = 2.125; [L49] signed long int var_1_39 = -1000000; [L50] signed long int last_1_var_1_1 = -8; [L51] float last_1_var_1_8 = 0.875; [L52] signed short int last_1_var_1_16 = -64; [L53] signed long int last_1_var_1_18 = 4; [L54] signed long int last_1_var_1_19 = 100; [L55] signed char last_1_var_1_24 = 16; [L56] signed long int last_1_var_1_29 = -4; [L57] signed short int last_1_var_1_31 = 1000; [L58] signed long int last_1_var_1_39 = -1000000; [L203] isInitial = 1 [L204] FCALL initially() [L205] int k_loop; [L206] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=1021/4, var_1_11=0, var_1_12=379/50, var_1_13=43/5, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_2=3/2, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=247/10, var_1_8=7/8, var_1_9=255/8] [L206] COND TRUE k_loop < 1 [L207] CALL updateLastVariables() [L188] last_1_var_1_1 = var_1_1 [L189] last_1_var_1_8 = var_1_8 [L190] last_1_var_1_16 = var_1_16 [L191] last_1_var_1_18 = var_1_18 [L192] last_1_var_1_19 = var_1_19 [L193] last_1_var_1_24 = var_1_24 [L194] last_1_var_1_29 = var_1_29 [L195] last_1_var_1_31 = var_1_31 [L196] last_1_var_1_39 = var_1_39 [L207] RET updateLastVariables() [L208] CALL updateVariables() [L145] var_1_2 = __VERIFIER_nondet_float() [L146] CALL assume_abort_if_not((var_1_2 >= 0.0F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=1021/4, var_1_11=0, var_1_12=379/50, var_1_13=43/5, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=247/10, var_1_8=7/8, var_1_9=255/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=1021/4, var_1_11=0, var_1_12=379/50, var_1_13=43/5, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=247/10, var_1_8=7/8, var_1_9=255/8] [L146] RET assume_abort_if_not((var_1_2 >= 0.0F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=1021/4, var_1_11=0, var_1_12=379/50, var_1_13=43/5, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=247/10, var_1_8=7/8, var_1_9=255/8] [L147] var_1_3 = __VERIFIER_nondet_float() [L148] CALL assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=1021/4, var_1_11=0, var_1_12=379/50, var_1_13=43/5, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8, var_1_9=255/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=1021/4, var_1_11=0, var_1_12=379/50, var_1_13=43/5, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8, var_1_9=255/8] [L148] RET assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=1021/4, var_1_11=0, var_1_12=379/50, var_1_13=43/5, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8, var_1_9=255/8] [L149] var_1_9 = __VERIFIER_nondet_float() [L150] CALL assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=1021/4, var_1_11=0, var_1_12=379/50, var_1_13=43/5, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=1021/4, var_1_11=0, var_1_12=379/50, var_1_13=43/5, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L150] RET assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=1021/4, var_1_11=0, var_1_12=379/50, var_1_13=43/5, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L151] var_1_10 = __VERIFIER_nondet_float() [L152] CALL assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_11=0, var_1_12=379/50, var_1_13=43/5, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_11=0, var_1_12=379/50, var_1_13=43/5, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L152] RET assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_11=0, var_1_12=379/50, var_1_13=43/5, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L153] var_1_11 = __VERIFIER_nondet_float() [L154] CALL assume_abort_if_not((var_1_11 >= 6917529.027641073700e+12F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_12=379/50, var_1_13=43/5, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_12=379/50, var_1_13=43/5, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L154] RET assume_abort_if_not((var_1_11 >= 6917529.027641073700e+12F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_12=379/50, var_1_13=43/5, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L155] var_1_12 = __VERIFIER_nondet_float() [L156] CALL assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 2305843.009213691390e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_13=43/5, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_13=43/5, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L156] RET assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 2305843.009213691390e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_13=43/5, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L157] var_1_13 = __VERIFIER_nondet_float() [L158] CALL assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 2305843.009213691390e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L158] RET assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 2305843.009213691390e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L159] var_1_14 = __VERIFIER_nondet_float() [L160] CALL assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 2305843.009213691390e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L160] RET assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 2305843.009213691390e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L161] var_1_23 = __VERIFIER_nondet_uchar() [L162] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L162] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L163] CALL assume_abort_if_not(var_1_23 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L163] RET assume_abort_if_not(var_1_23 <= 0) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L164] var_1_26 = __VERIFIER_nondet_short() [L165] CALL assume_abort_if_not(var_1_26 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-25, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-25, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L165] RET assume_abort_if_not(var_1_26 >= -32768) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-25, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L166] CALL assume_abort_if_not(var_1_26 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-25, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-25, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L166] RET assume_abort_if_not(var_1_26 <= 32767) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-25, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L167] CALL assume_abort_if_not(var_1_26 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-25, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-25, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L167] RET assume_abort_if_not(var_1_26 != 0) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-25, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L168] var_1_27 = __VERIFIER_nondet_char() [L169] CALL assume_abort_if_not(var_1_27 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-25, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-25, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L169] RET assume_abort_if_not(var_1_27 >= -127) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-25, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L170] CALL assume_abort_if_not(var_1_27 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-25, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-25, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L170] RET assume_abort_if_not(var_1_27 <= 126) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-25, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L171] var_1_32 = __VERIFIER_nondet_long() [L172] CALL assume_abort_if_not(var_1_32 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-25, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-25, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L172] RET assume_abort_if_not(var_1_32 >= -1) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-25, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L173] CALL assume_abort_if_not(var_1_32 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-25, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-25, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L173] RET assume_abort_if_not(var_1_32 <= 2147483647) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-25, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L174] var_1_33 = __VERIFIER_nondet_short() [L175] CALL assume_abort_if_not(var_1_33 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-25, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-25, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L175] RET assume_abort_if_not(var_1_33 >= 0) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-25, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L176] CALL assume_abort_if_not(var_1_33 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-25, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-25, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L176] RET assume_abort_if_not(var_1_33 <= 16383) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-25, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L177] var_1_34 = __VERIFIER_nondet_short() [L178] CALL assume_abort_if_not(var_1_34 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-25, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=888, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-25, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=888, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L178] RET assume_abort_if_not(var_1_34 >= 0) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-25, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=888, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L179] CALL assume_abort_if_not(var_1_34 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-25, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=888, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-25, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=888, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L179] RET assume_abort_if_not(var_1_34 <= 16383) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-25, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=888, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L180] var_1_35 = __VERIFIER_nondet_short() [L181] CALL assume_abort_if_not(var_1_35 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-25, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=888, var_1_35=0, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-25, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=888, var_1_35=0, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L181] RET assume_abort_if_not(var_1_35 >= 0) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-25, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=888, var_1_35=0, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L182] CALL assume_abort_if_not(var_1_35 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-25, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=888, var_1_35=0, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-25, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=888, var_1_35=0, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L182] RET assume_abort_if_not(var_1_35 <= 32766) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-25, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=888, var_1_35=0, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L183] var_1_36 = __VERIFIER_nondet_short() [L184] CALL assume_abort_if_not(var_1_36 >= 8191) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-25, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=888, var_1_35=0, var_1_36=8191, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-25, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=888, var_1_35=0, var_1_36=8191, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L184] RET assume_abort_if_not(var_1_36 >= 8191) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-25, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=888, var_1_35=0, var_1_36=8191, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L185] CALL assume_abort_if_not(var_1_36 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-25, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=888, var_1_35=0, var_1_36=8191, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-25, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=888, var_1_35=0, var_1_36=8191, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L185] RET assume_abort_if_not(var_1_36 <= 16383) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-25, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=888, var_1_35=0, var_1_36=8191, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L208] RET updateVariables() [L209] CALL step() [L62] COND TRUE (var_1_2 - var_1_3) >= last_1_var_1_8 [L63] var_1_1 = ((last_1_var_1_24 + last_1_var_1_31) + last_1_var_1_16) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-25, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=888, var_1_35=0, var_1_36=8191, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L67] signed long int stepLocal_6 = -5; [L68] signed long int stepLocal_5 = last_1_var_1_1; [L69] signed long int stepLocal_4 = (var_1_32 - 4) * last_1_var_1_24; VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, stepLocal_4=-64, stepLocal_5=-8, stepLocal_6=-5, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-25, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=888, var_1_35=0, var_1_36=8191, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L70] COND TRUE stepLocal_5 <= (last_1_var_1_18 * var_1_27) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, stepLocal_4=-64, stepLocal_5=-8, stepLocal_6=-5, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-25, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=0, var_1_33=0, var_1_34=888, var_1_35=0, var_1_36=8191, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L71] COND TRUE ((((last_1_var_1_18) < (last_1_var_1_16)) ? (last_1_var_1_18) : (last_1_var_1_16))) == stepLocal_4 [L72] var_1_31 = ((var_1_33 + var_1_34) - var_1_35) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, stepLocal_4=-64, stepLocal_5=-8, stepLocal_6=-5, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-25, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=888, var_1_32=0, var_1_33=0, var_1_34=888, var_1_35=0, var_1_36=8191, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L83] COND TRUE ((var_1_13 * var_1_12) * var_1_3) != (var_1_14 + last_1_var_1_8) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, stepLocal_4=-64, stepLocal_5=-8, stepLocal_6=-5, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-25, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=888, var_1_32=0, var_1_33=0, var_1_34=888, var_1_35=0, var_1_36=8191, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L84] COND TRUE last_1_var_1_29 >= (last_1_var_1_19 / var_1_26) [L85] var_1_24 = var_1_27 VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, stepLocal_4=-64, stepLocal_5=-8, stepLocal_6=-5, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=64, var_1_26=-25, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=888, var_1_32=0, var_1_33=0, var_1_34=888, var_1_35=0, var_1_36=8191, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L90] COND FALSE !((((((var_1_2 * var_1_10)) > (var_1_11)) ? ((var_1_2 * var_1_10)) : (var_1_11))) > var_1_9) [L97] var_1_16 = var_1_24 VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, stepLocal_4=-64, stepLocal_5=-8, stepLocal_6=-5, var_1_16=64, var_1_18=4, var_1_19=100, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=64, var_1_26=-25, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=888, var_1_32=0, var_1_33=0, var_1_34=888, var_1_35=0, var_1_36=8191, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L99] COND TRUE var_1_35 <= var_1_27 [L100] var_1_38 = var_1_9 VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, stepLocal_4=-64, stepLocal_5=-8, stepLocal_6=-5, var_1_16=64, var_1_18=4, var_1_19=100, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=64, var_1_26=-25, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=888, var_1_32=0, var_1_33=0, var_1_34=888, var_1_35=0, var_1_36=8191, var_1_38=2, var_1_39=-1000000, var_1_8=7/8, var_1_9=2] [L104] COND TRUE var_1_16 <= ((var_1_31 / -128) + var_1_1) [L105] var_1_21 = var_1_23 VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, stepLocal_4=-64, stepLocal_5=-8, stepLocal_6=-5, var_1_16=64, var_1_18=4, var_1_19=100, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=64, var_1_26=-25, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=888, var_1_32=0, var_1_33=0, var_1_34=888, var_1_35=0, var_1_36=8191, var_1_38=2, var_1_39=-1000000, var_1_8=7/8, var_1_9=2] [L107] signed long int stepLocal_0 = 64; VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, stepLocal_0=64, stepLocal_4=-64, stepLocal_5=-8, stepLocal_6=-5, var_1_16=64, var_1_18=4, var_1_19=100, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=64, var_1_26=-25, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=888, var_1_32=0, var_1_33=0, var_1_34=888, var_1_35=0, var_1_36=8191, var_1_38=2, var_1_39=-1000000, var_1_8=7/8, var_1_9=2] [L108] COND TRUE stepLocal_0 <= var_1_24 [L109] var_1_8 = (((((var_1_9) > (var_1_10)) ? (var_1_9) : (var_1_10))) - (var_1_12 + (var_1_13 + var_1_14))) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, stepLocal_0=64, stepLocal_4=-64, stepLocal_5=-8, stepLocal_6=-5, var_1_16=64, var_1_18=4, var_1_19=100, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=64, var_1_26=-25, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=888, var_1_32=0, var_1_33=0, var_1_34=888, var_1_35=0, var_1_36=8191, var_1_38=2, var_1_39=-1000000, var_1_9=2] [L117] COND TRUE var_1_9 > var_1_13 [L118] var_1_18 = (var_1_24 + var_1_31) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, stepLocal_0=64, stepLocal_4=-64, stepLocal_5=-8, stepLocal_6=-5, var_1_16=64, var_1_18=952, var_1_19=100, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=64, var_1_26=-25, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=888, var_1_32=0, var_1_33=0, var_1_34=888, var_1_35=0, var_1_36=8191, var_1_38=2, var_1_39=-1000000, var_1_9=2] [L120] unsigned char stepLocal_2 = (var_1_31 + var_1_24) >= var_1_1; VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, stepLocal_0=64, stepLocal_2=1, stepLocal_4=-64, stepLocal_5=-8, stepLocal_6=-5, var_1_16=64, var_1_18=952, var_1_19=100, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=64, var_1_26=-25, var_1_27=64, var_1_28=1, var_1_29=-4, var_1_31=888, var_1_32=0, var_1_33=0, var_1_34=888, var_1_35=0, var_1_36=8191, var_1_38=2, var_1_39=-1000000, var_1_9=2] [L121] COND TRUE stepLocal_2 || var_1_23 [L122] var_1_28 = (var_1_21 && var_1_23) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, stepLocal_0=64, stepLocal_2=1, stepLocal_4=-64, stepLocal_5=-8, stepLocal_6=-5, var_1_16=64, var_1_18=952, var_1_19=100, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=64, var_1_26=-25, var_1_27=64, var_1_28=0, var_1_29=-4, var_1_31=888, var_1_32=0, var_1_33=0, var_1_34=888, var_1_35=0, var_1_36=8191, var_1_38=2, var_1_39=-1000000, var_1_9=2] [L124] COND TRUE ! var_1_21 VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, stepLocal_0=64, stepLocal_2=1, stepLocal_4=-64, stepLocal_5=-8, stepLocal_6=-5, var_1_16=64, var_1_18=952, var_1_19=100, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=64, var_1_26=-25, var_1_27=64, var_1_28=0, var_1_29=-4, var_1_31=888, var_1_32=0, var_1_33=0, var_1_34=888, var_1_35=0, var_1_36=8191, var_1_38=2, var_1_39=-1000000, var_1_9=2] [L125] COND TRUE (last_1_var_1_39 <= var_1_31) || var_1_28 [L126] var_1_39 = var_1_36 VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, stepLocal_0=64, stepLocal_2=1, stepLocal_4=-64, stepLocal_5=-8, stepLocal_6=-5, var_1_16=64, var_1_18=952, var_1_19=100, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=64, var_1_26=-25, var_1_27=64, var_1_28=0, var_1_29=-4, var_1_31=888, var_1_32=0, var_1_33=0, var_1_34=888, var_1_35=0, var_1_36=8191, var_1_38=2, var_1_39=8191, var_1_9=2] [L129] unsigned char stepLocal_1 = var_1_21; VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, stepLocal_0=64, stepLocal_1=0, stepLocal_2=1, stepLocal_4=-64, stepLocal_5=-8, stepLocal_6=-5, var_1_16=64, var_1_18=952, var_1_19=100, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=64, var_1_26=-25, var_1_27=64, var_1_28=0, var_1_29=-4, var_1_31=888, var_1_32=0, var_1_33=0, var_1_34=888, var_1_35=0, var_1_36=8191, var_1_38=2, var_1_39=8191, var_1_9=2] [L130] COND FALSE !(var_1_28 || stepLocal_1) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, stepLocal_0=64, stepLocal_1=0, stepLocal_2=1, stepLocal_4=-64, stepLocal_5=-8, stepLocal_6=-5, var_1_16=64, var_1_18=952, var_1_19=100, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=64, var_1_26=-25, var_1_27=64, var_1_28=0, var_1_29=-4, var_1_31=888, var_1_32=0, var_1_33=0, var_1_34=888, var_1_35=0, var_1_36=8191, var_1_38=2, var_1_39=8191, var_1_9=2] [L133] signed long int stepLocal_3 = var_1_24 * (var_1_31 * var_1_16); VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, stepLocal_0=64, stepLocal_1=0, stepLocal_2=1, stepLocal_3=3637248, stepLocal_4=-64, stepLocal_5=-8, stepLocal_6=-5, var_1_16=64, var_1_18=952, var_1_19=100, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=64, var_1_26=-25, var_1_27=64, var_1_28=0, var_1_29=-4, var_1_31=888, var_1_32=0, var_1_33=0, var_1_34=888, var_1_35=0, var_1_36=8191, var_1_38=2, var_1_39=8191, var_1_9=2] [L134] COND FALSE !(-50 == stepLocal_3) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, stepLocal_0=64, stepLocal_1=0, stepLocal_2=1, stepLocal_3=3637248, stepLocal_4=-64, stepLocal_5=-8, stepLocal_6=-5, var_1_16=64, var_1_18=952, var_1_19=100, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=64, var_1_26=-25, var_1_27=64, var_1_28=0, var_1_29=-4, var_1_31=888, var_1_32=0, var_1_33=0, var_1_34=888, var_1_35=0, var_1_36=8191, var_1_38=2, var_1_39=8191, var_1_9=2] [L137] COND FALSE !(\read(var_1_23)) [L140] var_1_29 = var_1_1 VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, stepLocal_0=64, stepLocal_1=0, stepLocal_2=1, stepLocal_3=3637248, stepLocal_4=-64, stepLocal_5=-8, stepLocal_6=-5, var_1_16=64, var_1_18=952, var_1_19=100, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=64, var_1_26=-25, var_1_27=64, var_1_28=0, var_1_29=952, var_1_31=888, var_1_32=0, var_1_33=0, var_1_34=888, var_1_35=0, var_1_36=8191, var_1_38=2, var_1_39=8191, var_1_9=2] [L209] RET step() [L210] CALL, EXPR property() [L199-L200] return (((((((((((((var_1_2 - var_1_3) >= last_1_var_1_8) ? (var_1_1 == ((signed long int) ((last_1_var_1_24 + last_1_var_1_31) + last_1_var_1_16))) : (var_1_1 == ((signed long int) last_1_var_1_16))) && ((64 <= var_1_24) ? (var_1_8 == ((float) (((((var_1_9) > (var_1_10)) ? (var_1_9) : (var_1_10))) - (var_1_12 + (var_1_13 + var_1_14))))) : (var_1_21 ? (var_1_8 == ((float) (((((((var_1_13) > (var_1_11)) ? (var_1_13) : (var_1_11))) < 0 ) ? -((((var_1_13) > (var_1_11)) ? (var_1_13) : (var_1_11))) : ((((var_1_13) > (var_1_11)) ? (var_1_13) : (var_1_11))))))) : (var_1_8 == ((float) (var_1_12 - 2.125f)))))) && (((((((var_1_2 * var_1_10)) > (var_1_11)) ? ((var_1_2 * var_1_10)) : (var_1_11))) > var_1_9) ? ((var_1_13 != var_1_2) ? (var_1_16 == ((signed short int) var_1_24)) : (var_1_16 == ((signed short int) var_1_24))) : (var_1_16 == ((signed short int) var_1_24)))) && ((var_1_9 > var_1_13) ? (var_1_18 == ((signed long int) (var_1_24 + var_1_31))) : 1)) && ((var_1_28 || var_1_21) ? (var_1_19 == ((signed long int) (((((var_1_31 + var_1_24)) > ((-8 + var_1_18))) ? ((var_1_31 + var_1_24)) : ((-8 + var_1_18)))))) : 1)) && ((var_1_16 <= ((var_1_31 / -128) + var_1_1)) ? (var_1_21 == ((unsigned char) var_1_23)) : 1)) && ((((var_1_13 * var_1_12) * var_1_3) != (var_1_14 + last_1_var_1_8)) ? ((last_1_var_1_29 >= (last_1_var_1_19 / var_1_26)) ? (var_1_24 == ((signed char) var_1_27)) : (var_1_24 == ((signed char) var_1_27))) : 1)) && ((((var_1_31 + var_1_24) >= var_1_1) || var_1_23) ? (var_1_28 == ((unsigned char) (var_1_21 && var_1_23))) : 1)) && ((-50 == (var_1_24 * (var_1_31 * var_1_16))) ? (var_1_29 == ((signed long int) ((((-500) < (var_1_18)) ? (-500) : (var_1_18))))) : (var_1_23 ? (var_1_29 == ((signed long int) var_1_1)) : (var_1_29 == ((signed long int) var_1_1))))) && ((last_1_var_1_1 <= (last_1_var_1_18 * var_1_27)) ? ((((((last_1_var_1_18) < (last_1_var_1_16)) ? (last_1_var_1_18) : (last_1_var_1_16))) == ((var_1_32 - 4) * last_1_var_1_24)) ? (var_1_31 == ((signed short int) ((var_1_33 + var_1_34) - var_1_35))) : (var_1_31 == ((signed short int) (((var_1_36 - 1) - var_1_33) + var_1_34)))) : ((-5 <= last_1_var_1_39) ? (var_1_31 == ((signed short int) var_1_27)) : (var_1_31 == ((signed short int) last_1_var_1_24))))) && ((var_1_35 <= var_1_27) ? (var_1_38 == ((float) var_1_9)) : (var_1_38 == ((float) (((((((var_1_13 - var_1_9) < 0 ) ? -(var_1_13 - var_1_9) : (var_1_13 - var_1_9))) < 0 ) ? -((((var_1_13 - var_1_9) < 0 ) ? -(var_1_13 - var_1_9) : (var_1_13 - var_1_9))) : ((((var_1_13 - var_1_9) < 0 ) ? -(var_1_13 - var_1_9) : (var_1_13 - var_1_9))))))))) && ((! var_1_21) ? (((last_1_var_1_39 <= var_1_31) || var_1_28) ? (var_1_39 == ((signed long int) var_1_36)) : 1) : 1) ; [L210] RET, EXPR property() [L210] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=64, var_1_18=952, var_1_19=100, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=64, var_1_26=-25, var_1_27=64, var_1_28=0, var_1_29=952, var_1_31=888, var_1_32=0, var_1_33=0, var_1_34=888, var_1_35=0, var_1_36=8191, var_1_38=2, var_1_39=8191, var_1_9=2] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=64, var_1_18=952, var_1_19=100, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=64, var_1_26=-25, var_1_27=64, var_1_28=0, var_1_29=952, var_1_31=888, var_1_32=0, var_1_33=0, var_1_34=888, var_1_35=0, var_1_36=8191, var_1_38=2, var_1_39=8191, var_1_9=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 78 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 22.7s, OverallIterations: 9, TraceHistogramMax: 25, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 8.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2069 SdHoareTripleChecker+Valid, 3.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2067 mSDsluCounter, 4657 SdHoareTripleChecker+Invalid, 3.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3308 mSDsCounter, 704 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3523 IncrementalHoareTripleChecker+Invalid, 4227 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 704 mSolverCounterUnsat, 1349 mSDtfsCounter, 3523 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1559 GetRequests, 1446 SyntacticMatches, 2 SemanticMatches, 111 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 699 ImplicationChecksByTransitivity, 9.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1242occurred in iteration=7, InterpolantAutomatonStates: 86, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.7s AutomataMinimizationTime, 8 MinimizatonAttempts, 340 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 9.8s InterpolantComputationTime, 1654 NumberOfCodeBlocks, 1654 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1479 ConstructedInterpolants, 4 QuantifiedInterpolants, 7159 SizeOfPredicates, 51 NumberOfNonLiveVariables, 3448 ConjunctsInSsa, 82 ConjunctsInUnsatCore, 9 InterpolantComputations, 6 PerfectInterpolantSequences, 10680/10800 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 02:25:45,593 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/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_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-77.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/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_1fd8c330-25c7-42e4-989d-b0732e39d722/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 0cbe4eb7aae73c01b831078f0e738c68709fa97155cdb7dce934011117170926 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 02:25:47,507 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 02:25:47,574 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-29 02:25:47,586 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 02:25:47,587 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 02:25:47,615 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 02:25:47,616 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 02:25:47,616 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 02:25:47,617 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 02:25:47,618 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 02:25:47,618 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 02:25:47,619 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 02:25:47,620 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 02:25:47,620 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 02:25:47,621 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 02:25:47,622 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 02:25:47,622 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 02:25:47,623 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 02:25:47,623 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 02:25:47,624 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 02:25:47,624 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 02:25:47,624 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 02:25:47,625 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 02:25:47,625 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-29 02:25:47,626 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-29 02:25:47,626 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-29 02:25:47,626 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 02:25:47,627 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 02:25:47,627 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 02:25:47,627 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 02:25:47,628 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 02:25:47,628 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 02:25:47,629 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 02:25:47,629 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 02:25:47,629 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 02:25:47,629 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 02:25:47,630 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 02:25:47,630 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-29 02:25:47,630 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-29 02:25:47,630 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 02:25:47,631 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 02:25:47,631 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 02:25:47,631 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 02:25:47,631 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 02:25:47,632 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-29 02:25:47,632 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_1fd8c330-25c7-42e4-989d-b0732e39d722/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0cbe4eb7aae73c01b831078f0e738c68709fa97155cdb7dce934011117170926 [2023-11-29 02:25:47,905 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 02:25:47,925 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 02:25:47,928 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 02:25:47,929 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 02:25:47,930 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 02:25:47,931 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-77.i [2023-11-29 02:25:50,760 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 02:25:50,960 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 02:25:50,961 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-77.i [2023-11-29 02:25:50,972 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/data/744c317f6/4d22af342bd547f4951f50efe2099564/FLAG5887c31dc [2023-11-29 02:25:50,985 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/data/744c317f6/4d22af342bd547f4951f50efe2099564 [2023-11-29 02:25:50,988 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 02:25:50,990 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 02:25:50,991 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 02:25:50,991 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 02:25:50,996 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 02:25:50,997 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 02:25:50" (1/1) ... [2023-11-29 02:25:50,998 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4974d917 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:25:50, skipping insertion in model container [2023-11-29 02:25:50,999 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 02:25:50" (1/1) ... [2023-11-29 02:25:51,038 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 02:25:51,164 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_1fd8c330-25c7-42e4-989d-b0732e39d722/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-77.i[916,929] [2023-11-29 02:25:51,245 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 02:25:51,260 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 02:25:51,271 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_1fd8c330-25c7-42e4-989d-b0732e39d722/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-77.i[916,929] [2023-11-29 02:25:51,317 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 02:25:51,336 INFO L206 MainTranslator]: Completed translation [2023-11-29 02:25:51,336 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:25:51 WrapperNode [2023-11-29 02:25:51,336 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 02:25:51,337 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 02:25:51,337 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 02:25:51,338 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 02:25:51,343 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:25:51" (1/1) ... [2023-11-29 02:25:51,357 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:25:51" (1/1) ... [2023-11-29 02:25:51,397 INFO L138 Inliner]: procedures = 27, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 208 [2023-11-29 02:25:51,398 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 02:25:51,399 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 02:25:51,399 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 02:25:51,399 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 02:25:51,409 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:25:51" (1/1) ... [2023-11-29 02:25:51,409 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:25:51" (1/1) ... [2023-11-29 02:25:51,415 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:25:51" (1/1) ... [2023-11-29 02:25:51,429 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 02:25:51,429 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:25:51" (1/1) ... [2023-11-29 02:25:51,430 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:25:51" (1/1) ... [2023-11-29 02:25:51,443 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:25:51" (1/1) ... [2023-11-29 02:25:51,448 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:25:51" (1/1) ... [2023-11-29 02:25:51,451 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:25:51" (1/1) ... [2023-11-29 02:25:51,454 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:25:51" (1/1) ... [2023-11-29 02:25:51,459 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 02:25:51,460 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 02:25:51,460 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 02:25:51,460 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 02:25:51,461 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:25:51" (1/1) ... [2023-11-29 02:25:51,465 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 02:25:51,475 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:25:51,486 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 02:25:51,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 02:25:51,528 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 02:25:51,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-29 02:25:51,528 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 02:25:51,529 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 02:25:51,529 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 02:25:51,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 02:25:51,621 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 02:25:51,623 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 02:26:05,617 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 02:26:05,690 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 02:26:05,690 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 02:26:05,691 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 02:26:05 BoogieIcfgContainer [2023-11-29 02:26:05,691 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 02:26:05,693 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 02:26:05,693 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 02:26:05,695 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 02:26:05,696 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 02:25:50" (1/3) ... [2023-11-29 02:26:05,696 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e220531 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 02:26:05, skipping insertion in model container [2023-11-29 02:26:05,697 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:25:51" (2/3) ... [2023-11-29 02:26:05,697 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e220531 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 02:26:05, skipping insertion in model container [2023-11-29 02:26:05,697 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 02:26:05" (3/3) ... [2023-11-29 02:26:05,698 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-77.i [2023-11-29 02:26:05,714 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 02:26:05,714 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 02:26:05,757 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 02:26:05,762 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;@6c941bf4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 02:26:05,763 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 02:26:05,767 INFO L276 IsEmpty]: Start isEmpty. Operand has 78 states, 50 states have (on average 1.48) internal successors, (74), 51 states have internal predecessors, (74), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-29 02:26:05,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2023-11-29 02:26:05,781 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:26:05,782 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:26:05,782 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:26:05,787 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:26:05,787 INFO L85 PathProgramCache]: Analyzing trace with hash -240178530, now seen corresponding path program 1 times [2023-11-29 02:26:05,800 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 02:26:05,800 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [497483435] [2023-11-29 02:26:05,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:26:05,801 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 02:26:05,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 02:26:05,804 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/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 02:26:05,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/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 02:26:06,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:26:06,404 INFO L262 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 02:26:06,420 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:26:06,466 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 480 proven. 0 refuted. 0 times theorem prover too weak. 720 trivial. 0 not checked. [2023-11-29 02:26:06,467 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 02:26:06,468 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 02:26:06,468 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [497483435] [2023-11-29 02:26:06,469 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [497483435] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 02:26:06,469 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 02:26:06,469 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 02:26:06,471 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [398538188] [2023-11-29 02:26:06,472 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 02:26:06,476 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 02:26:06,476 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 02:26:06,502 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 02:26:06,503 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 02:26:06,505 INFO L87 Difference]: Start difference. First operand has 78 states, 50 states have (on average 1.48) internal successors, (74), 51 states have internal predecessors, (74), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-29 02:26:10,695 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:26:10,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:26:10,738 INFO L93 Difference]: Finished difference Result 155 states and 272 transitions. [2023-11-29 02:26:10,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 02:26:10,740 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 164 [2023-11-29 02:26:10,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:26:10,746 INFO L225 Difference]: With dead ends: 155 [2023-11-29 02:26:10,746 INFO L226 Difference]: Without dead ends: 76 [2023-11-29 02:26:10,749 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 163 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 02:26:10,752 INFO L413 NwaCegarLoop]: 116 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 116 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2023-11-29 02:26:10,753 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 116 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2023-11-29 02:26:10,764 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2023-11-29 02:26:10,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76. [2023-11-29 02:26:10,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 49 states have (on average 1.4081632653061225) internal successors, (69), 49 states have internal predecessors, (69), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-29 02:26:10,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 119 transitions. [2023-11-29 02:26:10,794 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 119 transitions. Word has length 164 [2023-11-29 02:26:10,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:26:10,795 INFO L495 AbstractCegarLoop]: Abstraction has 76 states and 119 transitions. [2023-11-29 02:26:10,795 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-29 02:26:10,796 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 119 transitions. [2023-11-29 02:26:10,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2023-11-29 02:26:10,799 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:26:10,800 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:26:10,813 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/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 02:26:11,000 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/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 02:26:11,001 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:26:11,001 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:26:11,002 INFO L85 PathProgramCache]: Analyzing trace with hash -1402281968, now seen corresponding path program 1 times [2023-11-29 02:26:11,002 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 02:26:11,003 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1337837233] [2023-11-29 02:26:11,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:26:11,003 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 02:26:11,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 02:26:11,004 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/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 02:26:11,005 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/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 02:26:11,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:26:11,592 INFO L262 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 02:26:11,600 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:26:12,481 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-11-29 02:26:12,481 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 02:26:12,481 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 02:26:12,482 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1337837233] [2023-11-29 02:26:12,482 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1337837233] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 02:26:12,482 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 02:26:12,482 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 02:26:12,483 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [492943609] [2023-11-29 02:26:12,483 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 02:26:12,484 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 02:26:12,485 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 02:26:12,486 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 02:26:12,486 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-29 02:26:12,486 INFO L87 Difference]: Start difference. First operand 76 states and 119 transitions. Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-29 02:26:17,791 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:26:21,443 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.65s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:26:21,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:26:21,672 INFO L93 Difference]: Finished difference Result 226 states and 355 transitions. [2023-11-29 02:26:21,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 02:26:21,673 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 164 [2023-11-29 02:26:21,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:26:21,676 INFO L225 Difference]: With dead ends: 226 [2023-11-29 02:26:21,676 INFO L226 Difference]: Without dead ends: 151 [2023-11-29 02:26:21,677 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 161 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-29 02:26:21,678 INFO L413 NwaCegarLoop]: 127 mSDtfsCounter, 36 mSDsluCounter, 159 mSDsCounter, 0 mSdLazyCounter, 96 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 286 SdHoareTripleChecker+Invalid, 97 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 96 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.1s IncrementalHoareTripleChecker+Time [2023-11-29 02:26:21,678 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 286 Invalid, 97 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 96 Invalid, 1 Unknown, 0 Unchecked, 9.1s Time] [2023-11-29 02:26:21,679 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2023-11-29 02:26:21,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 148. [2023-11-29 02:26:21,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 148 states, 95 states have (on average 1.4) internal successors, (133), 95 states have internal predecessors, (133), 50 states have call successors, (50), 2 states have call predecessors, (50), 2 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2023-11-29 02:26:21,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 233 transitions. [2023-11-29 02:26:21,708 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 233 transitions. Word has length 164 [2023-11-29 02:26:21,709 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:26:21,709 INFO L495 AbstractCegarLoop]: Abstraction has 148 states and 233 transitions. [2023-11-29 02:26:21,710 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-29 02:26:21,710 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 233 transitions. [2023-11-29 02:26:21,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-11-29 02:26:21,713 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:26:21,713 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:26:21,729 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/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 02:26:21,919 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/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 02:26:21,920 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:26:21,920 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:26:21,920 INFO L85 PathProgramCache]: Analyzing trace with hash 1447204294, now seen corresponding path program 1 times [2023-11-29 02:26:21,921 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 02:26:21,921 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2102068272] [2023-11-29 02:26:21,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:26:21,921 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 02:26:21,922 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 02:26:21,923 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/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 02:26:21,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-29 02:26:22,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:26:22,487 INFO L262 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 02:26:22,492 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:26:23,070 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 582 proven. 45 refuted. 0 times theorem prover too weak. 573 trivial. 0 not checked. [2023-11-29 02:26:23,070 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 02:26:23,520 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 27 proven. 45 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2023-11-29 02:26:23,520 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 02:26:23,520 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2102068272] [2023-11-29 02:26:23,521 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2102068272] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 02:26:23,521 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 02:26:23,521 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2023-11-29 02:26:23,521 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1188845480] [2023-11-29 02:26:23,522 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 02:26:23,523 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 02:26:23,523 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 02:26:23,524 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 02:26:23,524 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-29 02:26:23,525 INFO L87 Difference]: Start difference. First operand 148 states and 233 transitions. Second operand has 8 states, 8 states have (on average 6.5) internal successors, (52), 8 states have internal predecessors, (52), 2 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) [2023-11-29 02:26:28,414 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:26:32,418 WARN L539 Checker$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 02:26:36,421 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 02:26:36,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:26:36,487 INFO L93 Difference]: Finished difference Result 311 states and 479 transitions. [2023-11-29 02:26:36,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-29 02:26:36,488 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.5) internal successors, (52), 8 states have internal predecessors, (52), 2 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) Word has length 165 [2023-11-29 02:26:36,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:26:36,491 INFO L225 Difference]: With dead ends: 311 [2023-11-29 02:26:36,491 INFO L226 Difference]: Without dead ends: 164 [2023-11-29 02:26:36,494 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 336 GetRequests, 322 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=77, Invalid=133, Unknown=0, NotChecked=0, Total=210 [2023-11-29 02:26:36,495 INFO L413 NwaCegarLoop]: 79 mSDtfsCounter, 207 mSDsluCounter, 105 mSDsCounter, 0 mSdLazyCounter, 164 mSolverCounterSat, 104 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 209 SdHoareTripleChecker+Valid, 184 SdHoareTripleChecker+Invalid, 271 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 104 IncrementalHoareTripleChecker+Valid, 164 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.8s IncrementalHoareTripleChecker+Time [2023-11-29 02:26:36,496 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [209 Valid, 184 Invalid, 271 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [104 Valid, 164 Invalid, 3 Unknown, 0 Unchecked, 12.8s Time] [2023-11-29 02:26:36,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2023-11-29 02:26:36,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 156. [2023-11-29 02:26:36,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 156 states, 101 states have (on average 1.316831683168317) internal successors, (133), 101 states have internal predecessors, (133), 50 states have call successors, (50), 4 states have call predecessors, (50), 4 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2023-11-29 02:26:36,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 233 transitions. [2023-11-29 02:26:36,531 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 233 transitions. Word has length 165 [2023-11-29 02:26:36,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:26:36,532 INFO L495 AbstractCegarLoop]: Abstraction has 156 states and 233 transitions. [2023-11-29 02:26:36,533 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.5) internal successors, (52), 8 states have internal predecessors, (52), 2 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) [2023-11-29 02:26:36,533 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 233 transitions. [2023-11-29 02:26:36,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-11-29 02:26:36,536 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:26:36,536 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:26:36,552 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2023-11-29 02:26:36,747 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/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 02:26:36,748 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:26:36,748 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:26:36,748 INFO L85 PathProgramCache]: Analyzing trace with hash 1391101947, now seen corresponding path program 1 times [2023-11-29 02:26:36,749 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 02:26:36,749 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [158415234] [2023-11-29 02:26:36,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:26:36,749 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 02:26:36,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 02:26:36,750 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/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 02:26:36,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/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 02:26:37,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:26:37,385 INFO L262 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-29 02:26:37,390 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:26:38,134 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 582 proven. 45 refuted. 0 times theorem prover too weak. 573 trivial. 0 not checked. [2023-11-29 02:26:38,135 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 02:26:38,674 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 27 proven. 45 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2023-11-29 02:26:38,674 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 02:26:38,674 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [158415234] [2023-11-29 02:26:38,675 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [158415234] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 02:26:38,675 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 02:26:38,675 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 11 [2023-11-29 02:26:38,675 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [871192012] [2023-11-29 02:26:38,676 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 02:26:38,677 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-11-29 02:26:38,677 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 02:26:38,677 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-11-29 02:26:38,678 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2023-11-29 02:26:38,678 INFO L87 Difference]: Start difference. First operand 156 states and 233 transitions. Second operand has 11 states, 11 states have (on average 5.363636363636363) internal successors, (59), 11 states have internal predecessors, (59), 2 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) [2023-11-29 02:26:43,873 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:26:47,880 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:26:51,882 WARN L539 Checker$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 02:26:55,885 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:27:00,056 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:27:04,059 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:27:08,067 WARN L539 Checker$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 02:27:12,080 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:27:16,097 WARN L539 Checker$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 02:27:17,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:27:17,281 INFO L93 Difference]: Finished difference Result 482 states and 713 transitions. [2023-11-29 02:27:17,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-11-29 02:27:17,282 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 5.363636363636363) internal successors, (59), 11 states have internal predecessors, (59), 2 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) Word has length 166 [2023-11-29 02:27:17,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:27:17,285 INFO L225 Difference]: With dead ends: 482 [2023-11-29 02:27:17,285 INFO L226 Difference]: Without dead ends: 327 [2023-11-29 02:27:17,286 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 345 GetRequests, 321 SyntacticMatches, 1 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=176, Invalid=424, Unknown=0, NotChecked=0, Total=600 [2023-11-29 02:27:17,287 INFO L413 NwaCegarLoop]: 145 mSDtfsCounter, 236 mSDsluCounter, 349 mSDsCounter, 0 mSdLazyCounter, 491 mSolverCounterSat, 74 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 37.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 262 SdHoareTripleChecker+Valid, 494 SdHoareTripleChecker+Invalid, 574 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 491 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 38.1s IncrementalHoareTripleChecker+Time [2023-11-29 02:27:17,287 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [262 Valid, 494 Invalid, 574 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 491 Invalid, 9 Unknown, 0 Unchecked, 38.1s Time] [2023-11-29 02:27:17,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 327 states. [2023-11-29 02:27:17,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 327 to 309. [2023-11-29 02:27:17,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 309 states, 200 states have (on average 1.31) internal successors, (262), 200 states have internal predecessors, (262), 100 states have call successors, (100), 8 states have call predecessors, (100), 8 states have return successors, (100), 100 states have call predecessors, (100), 100 states have call successors, (100) [2023-11-29 02:27:17,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 309 states and 462 transitions. [2023-11-29 02:27:17,334 INFO L78 Accepts]: Start accepts. Automaton has 309 states and 462 transitions. Word has length 166 [2023-11-29 02:27:17,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:27:17,335 INFO L495 AbstractCegarLoop]: Abstraction has 309 states and 462 transitions. [2023-11-29 02:27:17,336 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 5.363636363636363) internal successors, (59), 11 states have internal predecessors, (59), 2 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) [2023-11-29 02:27:17,336 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 462 transitions. [2023-11-29 02:27:17,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-11-29 02:27:17,338 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:27:17,339 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:27:17,352 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2023-11-29 02:27:17,539 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/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 02:27:17,539 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:27:17,540 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:27:17,540 INFO L85 PathProgramCache]: Analyzing trace with hash 1448360249, now seen corresponding path program 1 times [2023-11-29 02:27:17,540 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 02:27:17,540 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [695631242] [2023-11-29 02:27:17,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:27:17,540 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 02:27:17,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 02:27:17,541 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/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 02:27:17,542 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd8c330-25c7-42e4-989d-b0732e39d722/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-11-29 02:27:18,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:27:18,162 INFO L262 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-29 02:27:18,166 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:27:25,424 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 767 proven. 72 refuted. 0 times theorem prover too weak. 361 trivial. 0 not checked. [2023-11-29 02:27:25,424 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 02:28:52,888 WARN L293 SmtUtils]: Spent 5.67s on a formula simplification that was a NOOP. DAG size: 19 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 02:28:59,552 WARN L293 SmtUtils]: Spent 6.56s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 02:29:07,575 WARN L293 SmtUtils]: Spent 8.02s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 02:30:05,924 WARN L293 SmtUtils]: Spent 11.45s on a formula simplification that was a NOOP. DAG size: 24 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 02:31:04,730 WARN L293 SmtUtils]: Spent 10.25s on a formula simplification that was a NOOP. DAG size: 28 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 02:31:12,763 WARN L293 SmtUtils]: Spent 8.02s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 02:31:24,854 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ sign_extend 24) c_~var_1_24~0))) (or (not (bvsle (_ bv64 32) .cse0)) (let ((.cse2 ((_ sign_extend 16) c_~var_1_16~0))) (and (forall ((~var_1_31~0 (_ BitVec 16))) (let ((.cse1 ((_ sign_extend 16) ~var_1_31~0))) (or (not (= (bvadd (bvmul .cse1 .cse2 .cse0) (_ bv50 32)) (_ bv0 32))) (not (bvsge (bvadd .cse1 .cse0) c_~var_1_1~0))))) (or (= c_~var_1_23~0 (_ bv0 8)) (forall ((~var_1_31~0 (_ BitVec 16))) (not (= (bvadd (bvmul ((_ sign_extend 16) ~var_1_31~0) .cse2 .cse0) (_ bv50 32)) (_ bv0 32))))))))) is different from true [2023-11-29 02:31:30,350 WARN L293 SmtUtils]: Spent 5.48s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 02:31:46,458 WARN L293 SmtUtils]: Spent 8.02s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 02:31:51,063 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-11-29 02:31:51,067 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 02:31:51,067 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [695631242] [2023-11-29 02:31:51,067 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [695631242] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-29 02:31:51,068 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 02:31:51,068 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [17] total 24 [2023-11-29 02:31:51,068 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [182025583] [2023-11-29 02:31:51,068 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 02:31:51,068 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 02:31:51,069 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 02:31:51,069 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 02:31:51,070 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=410, Unknown=16, NotChecked=42, Total=552 [2023-11-29 02:31:51,070 INFO L87 Difference]: Start difference. First operand 309 states and 462 transitions. Second operand has 8 states, 8 states have (on average 5.5) internal successors, (44), 8 states have internal predecessors, (44), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-29 02:32:07,196 WARN L293 SmtUtils]: Spent 10.35s on a formula simplification. DAG size of input: 24 DAG size of output: 36 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 02:32:12,280 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:32:16,290 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:32:17,470 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:32:21,530 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:32:25,541 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:32:29,563 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:32:32,178 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.61s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:32:33,521 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:32:34,737 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:32:36,441 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:32:37,478 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:32:39,153 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:32:42,393 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:32:46,416 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:32:48,200 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.78s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:32:53,091 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:32:57,101 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:33:01,125 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:33:05,174 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.33s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:33:06,865 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:33:07,940 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:33:09,089 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:33:13,112 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:33:17,183 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:33:19,262 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:33:24,840 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:33:30,428 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:33:31,537 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:33:32,645 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:33:36,655 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:33:38,876 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:33:41,713 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.79s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:33:43,785 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:33:47,794 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:33:49,804 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:33:53,510 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.63s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:33:57,578 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:34:01,649 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:34:06,467 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:34:07,741 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:34:09,125 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:34:13,196 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:34:15,429 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:34:18,097 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:34:19,291 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:34:20,957 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.67s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:34:24,985 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:34:30,507 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:34:33,062 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.55s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:34:34,306 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:34:37,028 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.72s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:34:41,037 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:34:44,034 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.00s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:34:48,082 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:34:49,179 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:34:52,453 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.27s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:34:57,242 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:35:01,250 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:35:02,888 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:35:04,712 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.82s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:35:08,719 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:35:12,747 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:35:16,801 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:35:19,530 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.73s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:35:23,549 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:35:27,559 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:35:28,570 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:35:29,836 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:35:31,560 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.72s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:35:34,413 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.85s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:35:38,585 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:35:42,695 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse3 (= c_~var_1_23~0 (_ bv0 8))) (.cse1 ((_ sign_extend 16) c_~var_1_16~0)) (.cse2 ((_ sign_extend 24) c_~var_1_24~0))) (and (forall ((~var_1_31~0 (_ BitVec 16))) (let ((.cse0 ((_ sign_extend 16) ~var_1_31~0))) (or (not (= (bvadd (bvmul .cse0 .cse1 .cse2) (_ bv50 32)) (_ bv0 32))) (not (bvsge (bvadd .cse0 .cse2) c_~var_1_1~0))))) (or (not (= (bvadd (bvmul ((_ sign_extend 16) c_~var_1_31~0) .cse1 .cse2) (_ bv50 32)) (_ bv0 32))) (and .cse3 (= |c_ULTIMATE.start_step_~stepLocal_2~0#1| (_ bv0 8)))) (or .cse3 (forall ((~var_1_31~0 (_ BitVec 16))) (not (= (bvadd (bvmul ((_ sign_extend 16) ~var_1_31~0) .cse1 .cse2) (_ bv50 32)) (_ bv0 32))))))) is different from true [2023-11-29 02:35:46,698 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:35:51,201 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:35:55,215 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:35:59,003 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.79s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:36:03,012 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:36:05,695 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.68s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:36:06,858 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:36:10,869 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:36:14,876 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:36:18,889 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:36:21,104 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:36:25,120 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:36:50,695 WARN L293 SmtUtils]: Spent 13.66s on a formula simplification. DAG size of input: 33 DAG size of output: 45 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 02:36:54,698 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:36:58,731 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:37:01,214 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.60s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:37:04,489 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.04s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:37:07,663 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.17s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:37:11,680 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:37:13,758 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:37:16,829 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.55s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:37:20,753 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.89s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:37:23,154 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.40s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:37:27,165 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:37:29,560 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.67s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:37:33,639 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:37:35,664 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:37:44,080 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.70s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:37:57,223 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.59s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:38:37,231 WARN L293 SmtUtils]: Spent 20.79s on a formula simplification that was a NOOP. DAG size: 33 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 02:39:25,000 WARN L293 SmtUtils]: Spent 42.19s on a formula simplification. DAG size of input: 37 DAG size of output: 49 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 02:39:28,993 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.99s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:39:33,167 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:39:37,172 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:39:41,182 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:39:45,184 WARN L539 Checker$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 02:39:49,186 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:39:53,195 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:39:57,252 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:40:01,393 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:40:05,400 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 02:40:09,407 WARN L539 Checker$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 []