./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-28.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/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_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-28.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/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_a90d0e61-f0f4-4026-bcae-86903afab039/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 5332b36603751102648bffc8ac39fdf2a7d71975d025b0c681cc0cf5f9c23fe9 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 04:22:30,168 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 04:22:30,233 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-29 04:22:30,237 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 04:22:30,238 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 04:22:30,260 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 04:22:30,261 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 04:22:30,262 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 04:22:30,262 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 04:22:30,263 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 04:22:30,264 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 04:22:30,264 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 04:22:30,265 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 04:22:30,266 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 04:22:30,266 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 04:22:30,267 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 04:22:30,267 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 04:22:30,268 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 04:22:30,269 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 04:22:30,269 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 04:22:30,270 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 04:22:30,271 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 04:22:30,271 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 04:22:30,271 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 04:22:30,272 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 04:22:30,272 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 04:22:30,273 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 04:22:30,273 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 04:22:30,274 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 04:22:30,274 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 04:22:30,274 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 04:22:30,275 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 04:22:30,275 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 04:22:30,275 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 04:22:30,276 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 04:22:30,276 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 04:22:30,276 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 04:22:30,276 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 04:22:30,276 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 04:22:30,277 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 04:22:30,277 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 04:22:30,277 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 04:22:30,277 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_a90d0e61-f0f4-4026-bcae-86903afab039/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5332b36603751102648bffc8ac39fdf2a7d71975d025b0c681cc0cf5f9c23fe9 [2023-11-29 04:22:30,486 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 04:22:30,507 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 04:22:30,509 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 04:22:30,511 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 04:22:30,511 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 04:22:30,512 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-28.i [2023-11-29 04:22:33,303 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 04:22:33,523 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 04:22:33,523 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-28.i [2023-11-29 04:22:33,535 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/data/cb84e5665/90d8482bf3874630bbd2dc06f7da1be4/FLAG3d480b80a [2023-11-29 04:22:33,548 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/data/cb84e5665/90d8482bf3874630bbd2dc06f7da1be4 [2023-11-29 04:22:33,550 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 04:22:33,551 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 04:22:33,553 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 04:22:33,553 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 04:22:33,559 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 04:22:33,559 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 04:22:33" (1/1) ... [2023-11-29 04:22:33,560 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6806c9a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:22:33, skipping insertion in model container [2023-11-29 04:22:33,561 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 04:22:33" (1/1) ... [2023-11-29 04:22:33,595 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 04:22:33,730 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_a90d0e61-f0f4-4026-bcae-86903afab039/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-28.i[919,932] [2023-11-29 04:22:33,817 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 04:22:33,831 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 04:22:33,842 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_a90d0e61-f0f4-4026-bcae-86903afab039/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-28.i[919,932] [2023-11-29 04:22:33,889 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 04:22:33,906 INFO L206 MainTranslator]: Completed translation [2023-11-29 04:22:33,906 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:22:33 WrapperNode [2023-11-29 04:22:33,906 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 04:22:33,907 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 04:22:33,907 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 04:22:33,908 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 04:22:33,914 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:22:33" (1/1) ... [2023-11-29 04:22:33,929 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:22:33" (1/1) ... [2023-11-29 04:22:33,981 INFO L138 Inliner]: procedures = 26, calls = 48, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 253 [2023-11-29 04:22:33,981 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 04:22:33,982 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 04:22:33,982 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 04:22:33,982 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 04:22:33,992 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:22:33" (1/1) ... [2023-11-29 04:22:33,992 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:22:33" (1/1) ... [2023-11-29 04:22:33,998 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:22:33" (1/1) ... [2023-11-29 04:22:34,027 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-11-29 04:22:34,027 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:22:33" (1/1) ... [2023-11-29 04:22:34,027 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:22:33" (1/1) ... [2023-11-29 04:22:34,047 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:22:33" (1/1) ... [2023-11-29 04:22:34,052 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:22:33" (1/1) ... [2023-11-29 04:22:34,058 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:22:33" (1/1) ... [2023-11-29 04:22:34,062 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:22:33" (1/1) ... [2023-11-29 04:22:34,072 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 04:22:34,073 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 04:22:34,073 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 04:22:34,073 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 04:22:34,074 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:22:33" (1/1) ... [2023-11-29 04:22:34,080 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 04:22:34,091 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:22:34,104 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 04:22:34,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 04:22:34,140 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 04:22:34,140 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 04:22:34,142 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 04:22:34,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 04:22:34,142 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 04:22:34,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 04:22:34,235 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 04:22:34,237 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 04:22:34,663 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 04:22:34,690 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 04:22:34,691 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 04:22:34,691 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 04:22:34 BoogieIcfgContainer [2023-11-29 04:22:34,691 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 04:22:34,693 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 04:22:34,693 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 04:22:34,695 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 04:22:34,696 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 04:22:33" (1/3) ... [2023-11-29 04:22:34,696 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@433f2d91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 04:22:34, skipping insertion in model container [2023-11-29 04:22:34,696 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:22:33" (2/3) ... [2023-11-29 04:22:34,697 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@433f2d91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 04:22:34, skipping insertion in model container [2023-11-29 04:22:34,697 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 04:22:34" (3/3) ... [2023-11-29 04:22:34,698 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-cn_file-28.i [2023-11-29 04:22:34,713 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 04:22:34,713 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 04:22:34,757 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 04:22:34,763 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;@8f82f2a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 04:22:34,764 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 04:22:34,767 INFO L276 IsEmpty]: Start isEmpty. Operand has 103 states, 65 states have (on average 1.4923076923076923) internal successors, (97), 66 states have internal predecessors, (97), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2023-11-29 04:22:34,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2023-11-29 04:22:34,783 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:22:34,784 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:22:34,785 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:22:34,789 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:22:34,790 INFO L85 PathProgramCache]: Analyzing trace with hash 584799531, now seen corresponding path program 1 times [2023-11-29 04:22:34,796 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:22:34,797 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1343192646] [2023-11-29 04:22:34,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:22:34,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:22:34,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:22:35,008 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:22:35,009 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1343192646] [2023-11-29 04:22:35,009 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-29 04:22:35,010 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2065239595] [2023-11-29 04:22:35,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:22:35,010 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:22:35,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:22:35,011 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 04:22:35,018 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-29 04:22:35,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:22:35,218 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 04:22:35,231 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:22:35,282 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 2312 trivial. 0 not checked. [2023-11-29 04:22:35,282 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:22:35,283 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2065239595] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:22:35,283 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:22:35,283 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 04:22:35,285 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2016858884] [2023-11-29 04:22:35,286 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:22:35,290 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 04:22:35,291 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:22:35,318 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 04:22:35,319 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 04:22:35,322 INFO L87 Difference]: Start difference. First operand has 103 states, 65 states have (on average 1.4923076923076923) internal successors, (97), 66 states have internal predecessors, (97), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) Second operand has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 2 states have call successors, (35) [2023-11-29 04:22:35,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:22:35,367 INFO L93 Difference]: Finished difference Result 203 states and 367 transitions. [2023-11-29 04:22:35,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 04:22:35,370 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 2 states have call successors, (35) Word has length 222 [2023-11-29 04:22:35,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:22:35,378 INFO L225 Difference]: With dead ends: 203 [2023-11-29 04:22:35,379 INFO L226 Difference]: Without dead ends: 101 [2023-11-29 04:22:35,403 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 221 GetRequests, 221 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 04:22:35,407 INFO L413 NwaCegarLoop]: 159 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 159 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 04:22:35,408 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 159 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 04:22:35,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2023-11-29 04:22:35,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 101. [2023-11-29 04:22:35,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 64 states have (on average 1.4375) internal successors, (92), 64 states have internal predecessors, (92), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2023-11-29 04:22:35,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 162 transitions. [2023-11-29 04:22:35,461 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 162 transitions. Word has length 222 [2023-11-29 04:22:35,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:22:35,461 INFO L495 AbstractCegarLoop]: Abstraction has 101 states and 162 transitions. [2023-11-29 04:22:35,462 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 2 states have call successors, (35) [2023-11-29 04:22:35,462 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 162 transitions. [2023-11-29 04:22:35,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2023-11-29 04:22:35,467 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:22:35,468 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:22:35,479 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-29 04:22:35,668 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:22:35,669 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:22:35,670 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:22:35,670 INFO L85 PathProgramCache]: Analyzing trace with hash -1994792783, now seen corresponding path program 1 times [2023-11-29 04:22:35,671 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:22:35,671 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1818236484] [2023-11-29 04:22:35,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:22:35,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:22:35,760 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 04:22:35,760 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1040271105] [2023-11-29 04:22:35,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:22:35,761 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:22:35,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:22:35,762 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 04:22:35,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-29 04:22:35,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:22:35,934 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 04:22:35,942 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:22:36,039 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2023-11-29 04:22:36,040 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:22:36,040 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:22:36,040 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1818236484] [2023-11-29 04:22:36,040 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 04:22:36,040 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1040271105] [2023-11-29 04:22:36,041 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1040271105] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:22:36,041 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:22:36,041 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 04:22:36,041 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1532060047] [2023-11-29 04:22:36,041 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:22:36,043 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 04:22:36,043 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:22:36,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 04:22:36,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 04:22:36,044 INFO L87 Difference]: Start difference. First operand 101 states and 162 transitions. Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-29 04:22:36,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:22:36,270 INFO L93 Difference]: Finished difference Result 314 states and 494 transitions. [2023-11-29 04:22:36,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 04:22:36,271 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 222 [2023-11-29 04:22:36,273 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:22:36,276 INFO L225 Difference]: With dead ends: 314 [2023-11-29 04:22:36,276 INFO L226 Difference]: Without dead ends: 214 [2023-11-29 04:22:36,278 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 223 GetRequests, 220 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 04:22:36,279 INFO L413 NwaCegarLoop]: 207 mSDtfsCounter, 223 mSDsluCounter, 303 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 90 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 223 SdHoareTripleChecker+Valid, 510 SdHoareTripleChecker+Invalid, 138 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 90 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 04:22:36,280 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [223 Valid, 510 Invalid, 138 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [90 Valid, 48 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 04:22:36,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 214 states. [2023-11-29 04:22:36,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 214 to 210. [2023-11-29 04:22:36,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 210 states, 124 states have (on average 1.3387096774193548) internal successors, (166), 126 states have internal predecessors, (166), 81 states have call successors, (81), 4 states have call predecessors, (81), 4 states have return successors, (81), 79 states have call predecessors, (81), 81 states have call successors, (81) [2023-11-29 04:22:36,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 210 states and 328 transitions. [2023-11-29 04:22:36,321 INFO L78 Accepts]: Start accepts. Automaton has 210 states and 328 transitions. Word has length 222 [2023-11-29 04:22:36,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:22:36,323 INFO L495 AbstractCegarLoop]: Abstraction has 210 states and 328 transitions. [2023-11-29 04:22:36,323 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-29 04:22:36,323 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 328 transitions. [2023-11-29 04:22:36,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2023-11-29 04:22:36,328 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:22:36,328 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:22:36,335 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-29 04:22:36,532 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:22:36,533 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:22:36,533 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:22:36,534 INFO L85 PathProgramCache]: Analyzing trace with hash -1937534481, now seen corresponding path program 1 times [2023-11-29 04:22:36,534 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:22:36,534 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1460552397] [2023-11-29 04:22:36,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:22:36,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:22:36,604 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 04:22:36,604 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [806985350] [2023-11-29 04:22:36,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:22:36,605 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:22:36,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:22:36,606 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 04:22:36,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-29 04:22:36,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:22:36,802 INFO L262 TraceCheckSpWp]: Trace formula consists of 515 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-29 04:22:36,815 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:22:48,831 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2023-11-29 04:22:48,831 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:22:48,831 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:22:48,831 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1460552397] [2023-11-29 04:22:48,831 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 04:22:48,832 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [806985350] [2023-11-29 04:22:48,832 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [806985350] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:22:48,832 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:22:48,832 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-29 04:22:48,832 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [939092898] [2023-11-29 04:22:48,832 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:22:48,833 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-29 04:22:48,833 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:22:48,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-29 04:22:48,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2023-11-29 04:22:48,835 INFO L87 Difference]: Start difference. First operand 210 states and 328 transitions. Second operand has 9 states, 9 states have (on average 5.555555555555555) internal successors, (50), 9 states have internal predecessors, (50), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-29 04:22:50,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:22:50,039 INFO L93 Difference]: Finished difference Result 600 states and 929 transitions. [2023-11-29 04:22:50,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-11-29 04:22:50,041 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.555555555555555) internal successors, (50), 9 states have internal predecessors, (50), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 222 [2023-11-29 04:22:50,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:22:50,048 INFO L225 Difference]: With dead ends: 600 [2023-11-29 04:22:50,048 INFO L226 Difference]: Without dead ends: 426 [2023-11-29 04:22:50,050 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 229 GetRequests, 214 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=85, Invalid=187, Unknown=0, NotChecked=0, Total=272 [2023-11-29 04:22:50,051 INFO L413 NwaCegarLoop]: 164 mSDtfsCounter, 257 mSDsluCounter, 660 mSDsCounter, 0 mSdLazyCounter, 234 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 257 SdHoareTripleChecker+Valid, 824 SdHoareTripleChecker+Invalid, 244 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 234 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-29 04:22:50,052 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [257 Valid, 824 Invalid, 244 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 234 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-29 04:22:50,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 426 states. [2023-11-29 04:22:50,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 426 to 340. [2023-11-29 04:22:50,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 340 states, 236 states have (on average 1.4364406779661016) internal successors, (339), 240 states have internal predecessors, (339), 97 states have call successors, (97), 6 states have call predecessors, (97), 6 states have return successors, (97), 93 states have call predecessors, (97), 97 states have call successors, (97) [2023-11-29 04:22:50,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 340 states and 533 transitions. [2023-11-29 04:22:50,100 INFO L78 Accepts]: Start accepts. Automaton has 340 states and 533 transitions. Word has length 222 [2023-11-29 04:22:50,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:22:50,101 INFO L495 AbstractCegarLoop]: Abstraction has 340 states and 533 transitions. [2023-11-29 04:22:50,101 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.555555555555555) internal successors, (50), 9 states have internal predecessors, (50), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-29 04:22:50,101 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 533 transitions. [2023-11-29 04:22:50,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2023-11-29 04:22:50,105 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:22:50,105 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:22:50,111 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-11-29 04:22:50,308 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2023-11-29 04:22:50,309 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:22:50,309 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:22:50,309 INFO L85 PathProgramCache]: Analyzing trace with hash 1964405805, now seen corresponding path program 1 times [2023-11-29 04:22:50,310 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:22:50,310 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [562214932] [2023-11-29 04:22:50,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:22:50,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:22:50,355 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 04:22:50,355 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1917101529] [2023-11-29 04:22:50,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:22:50,356 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:22:50,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:22:50,357 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 04:22:50,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-29 04:22:50,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:22:50,509 INFO L262 TraceCheckSpWp]: Trace formula consists of 515 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-29 04:22:50,518 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:22:59,203 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2023-11-29 04:22:59,203 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:22:59,203 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:22:59,203 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [562214932] [2023-11-29 04:22:59,204 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 04:22:59,204 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1917101529] [2023-11-29 04:22:59,204 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1917101529] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:22:59,204 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:22:59,204 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-29 04:22:59,204 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [709483280] [2023-11-29 04:22:59,204 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:22:59,205 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-29 04:22:59,205 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:22:59,206 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-29 04:22:59,206 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2023-11-29 04:22:59,206 INFO L87 Difference]: Start difference. First operand 340 states and 533 transitions. Second operand has 9 states, 9 states have (on average 5.555555555555555) internal successors, (50), 9 states have internal predecessors, (50), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-29 04:23:00,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:23:00,442 INFO L93 Difference]: Finished difference Result 730 states and 1126 transitions. [2023-11-29 04:23:00,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-11-29 04:23:00,443 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.555555555555555) internal successors, (50), 9 states have internal predecessors, (50), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 222 [2023-11-29 04:23:00,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:23:00,447 INFO L225 Difference]: With dead ends: 730 [2023-11-29 04:23:00,447 INFO L226 Difference]: Without dead ends: 426 [2023-11-29 04:23:00,448 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 229 GetRequests, 214 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=85, Invalid=187, Unknown=0, NotChecked=0, Total=272 [2023-11-29 04:23:00,449 INFO L413 NwaCegarLoop]: 175 mSDtfsCounter, 309 mSDsluCounter, 473 mSDsCounter, 0 mSdLazyCounter, 220 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 309 SdHoareTripleChecker+Valid, 648 SdHoareTripleChecker+Invalid, 226 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 220 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-29 04:23:00,449 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [309 Valid, 648 Invalid, 226 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 220 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-29 04:23:00,450 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 426 states. [2023-11-29 04:23:00,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 426 to 340. [2023-11-29 04:23:00,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 340 states, 236 states have (on average 1.4364406779661016) internal successors, (339), 240 states have internal predecessors, (339), 97 states have call successors, (97), 6 states have call predecessors, (97), 6 states have return successors, (97), 93 states have call predecessors, (97), 97 states have call successors, (97) [2023-11-29 04:23:00,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 340 states and 533 transitions. [2023-11-29 04:23:00,486 INFO L78 Accepts]: Start accepts. Automaton has 340 states and 533 transitions. Word has length 222 [2023-11-29 04:23:00,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:23:00,487 INFO L495 AbstractCegarLoop]: Abstraction has 340 states and 533 transitions. [2023-11-29 04:23:00,488 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.555555555555555) internal successors, (50), 9 states have internal predecessors, (50), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-29 04:23:00,488 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 533 transitions. [2023-11-29 04:23:00,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2023-11-29 04:23:00,492 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:23:00,492 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:23:00,499 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-11-29 04:23:00,692 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:23:00,693 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:23:00,693 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:23:00,693 INFO L85 PathProgramCache]: Analyzing trace with hash 1077569137, now seen corresponding path program 1 times [2023-11-29 04:23:00,693 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:23:00,693 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1410371371] [2023-11-29 04:23:00,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:23:00,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:23:00,729 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 04:23:00,729 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1773227795] [2023-11-29 04:23:00,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:23:00,729 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:23:00,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:23:00,730 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 04:23:00,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-29 04:23:00,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:23:00,895 INFO L262 TraceCheckSpWp]: Trace formula consists of 513 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-29 04:23:00,903 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:23:11,352 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2023-11-29 04:23:11,353 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:23:11,353 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:23:11,353 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1410371371] [2023-11-29 04:23:11,353 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 04:23:11,353 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1773227795] [2023-11-29 04:23:11,353 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1773227795] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:23:11,354 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:23:11,354 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-11-29 04:23:11,354 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [96494241] [2023-11-29 04:23:11,354 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:23:11,355 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-11-29 04:23:11,355 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:23:11,356 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-11-29 04:23:11,356 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2023-11-29 04:23:11,356 INFO L87 Difference]: Start difference. First operand 340 states and 533 transitions. Second operand has 12 states, 12 states have (on average 4.166666666666667) internal successors, (50), 11 states have internal predecessors, (50), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-29 04:23:13,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:23:13,070 INFO L93 Difference]: Finished difference Result 1010 states and 1561 transitions. [2023-11-29 04:23:13,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-11-29 04:23:13,071 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 4.166666666666667) internal successors, (50), 11 states have internal predecessors, (50), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 222 [2023-11-29 04:23:13,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:23:13,077 INFO L225 Difference]: With dead ends: 1010 [2023-11-29 04:23:13,077 INFO L226 Difference]: Without dead ends: 706 [2023-11-29 04:23:13,078 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 232 GetRequests, 211 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 73 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=166, Invalid=340, Unknown=0, NotChecked=0, Total=506 [2023-11-29 04:23:13,079 INFO L413 NwaCegarLoop]: 179 mSDtfsCounter, 474 mSDsluCounter, 680 mSDsCounter, 0 mSdLazyCounter, 360 mSolverCounterSat, 77 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 474 SdHoareTripleChecker+Valid, 859 SdHoareTripleChecker+Invalid, 437 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 77 IncrementalHoareTripleChecker+Valid, 360 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-11-29 04:23:13,080 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [474 Valid, 859 Invalid, 437 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [77 Valid, 360 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-11-29 04:23:13,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 706 states. [2023-11-29 04:23:13,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 706 to 573. [2023-11-29 04:23:13,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 573 states, 404 states have (on average 1.433168316831683) internal successors, (579), 409 states have internal predecessors, (579), 156 states have call successors, (156), 12 states have call predecessors, (156), 12 states have return successors, (156), 151 states have call predecessors, (156), 156 states have call successors, (156) [2023-11-29 04:23:13,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 573 states and 891 transitions. [2023-11-29 04:23:13,136 INFO L78 Accepts]: Start accepts. Automaton has 573 states and 891 transitions. Word has length 222 [2023-11-29 04:23:13,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:23:13,137 INFO L495 AbstractCegarLoop]: Abstraction has 573 states and 891 transitions. [2023-11-29 04:23:13,138 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 4.166666666666667) internal successors, (50), 11 states have internal predecessors, (50), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-29 04:23:13,138 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 891 transitions. [2023-11-29 04:23:13,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2023-11-29 04:23:13,140 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:23:13,140 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:23:13,146 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2023-11-29 04:23:13,340 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:23:13,341 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:23:13,341 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:23:13,341 INFO L85 PathProgramCache]: Analyzing trace with hash 684542127, now seen corresponding path program 1 times [2023-11-29 04:23:13,341 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:23:13,341 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1815756034] [2023-11-29 04:23:13,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:23:13,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:23:13,378 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 04:23:13,379 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [583350799] [2023-11-29 04:23:13,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:23:13,379 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:23:13,379 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:23:13,380 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 04:23:13,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-29 04:23:13,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:23:13,526 INFO L262 TraceCheckSpWp]: Trace formula consists of 513 conjuncts, 34 conjunts are in the unsatisfiable core [2023-11-29 04:23:13,532 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:23:26,395 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 1361 proven. 228 refuted. 0 times theorem prover too weak. 791 trivial. 0 not checked. [2023-11-29 04:23:26,395 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 04:23:40,684 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2023-11-29 04:23:40,684 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:23:40,684 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1815756034] [2023-11-29 04:23:40,684 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 04:23:40,685 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [583350799] [2023-11-29 04:23:40,685 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [583350799] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-29 04:23:40,685 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 04:23:40,685 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [20] total 28 [2023-11-29 04:23:40,685 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1529987929] [2023-11-29 04:23:40,685 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:23:40,686 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-29 04:23:40,686 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:23:40,687 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-29 04:23:40,687 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=157, Invalid=599, Unknown=0, NotChecked=0, Total=756 [2023-11-29 04:23:40,687 INFO L87 Difference]: Start difference. First operand 573 states and 891 transitions. Second operand has 10 states, 10 states have (on average 5.0) internal successors, (50), 10 states have internal predecessors, (50), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-29 04:23:45,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:23:45,340 INFO L93 Difference]: Finished difference Result 1401 states and 2160 transitions. [2023-11-29 04:23:45,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-11-29 04:23:45,341 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.0) internal successors, (50), 10 states have internal predecessors, (50), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 222 [2023-11-29 04:23:45,341 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:23:45,347 INFO L225 Difference]: With dead ends: 1401 [2023-11-29 04:23:45,347 INFO L226 Difference]: Without dead ends: 864 [2023-11-29 04:23:45,350 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 457 GetRequests, 417 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 519 ImplicationChecksByTransitivity, 5.5s TimeCoverageRelationStatistics Valid=321, Invalid=1401, Unknown=0, NotChecked=0, Total=1722 [2023-11-29 04:23:45,351 INFO L413 NwaCegarLoop]: 173 mSDtfsCounter, 437 mSDsluCounter, 855 mSDsCounter, 0 mSdLazyCounter, 375 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 437 SdHoareTripleChecker+Valid, 1028 SdHoareTripleChecker+Invalid, 389 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 375 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-11-29 04:23:45,351 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [437 Valid, 1028 Invalid, 389 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 375 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-11-29 04:23:45,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 864 states. [2023-11-29 04:23:45,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 864 to 577. [2023-11-29 04:23:45,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 577 states, 407 states have (on average 1.42997542997543) internal successors, (582), 412 states have internal predecessors, (582), 156 states have call successors, (156), 13 states have call predecessors, (156), 13 states have return successors, (156), 151 states have call predecessors, (156), 156 states have call successors, (156) [2023-11-29 04:23:45,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 577 states and 894 transitions. [2023-11-29 04:23:45,412 INFO L78 Accepts]: Start accepts. Automaton has 577 states and 894 transitions. Word has length 222 [2023-11-29 04:23:45,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:23:45,413 INFO L495 AbstractCegarLoop]: Abstraction has 577 states and 894 transitions. [2023-11-29 04:23:45,413 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.0) internal successors, (50), 10 states have internal predecessors, (50), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-29 04:23:45,413 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 894 transitions. [2023-11-29 04:23:45,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2023-11-29 04:23:45,415 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:23:45,416 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:23:45,422 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2023-11-29 04:23:45,616 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:23:45,617 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:23:45,617 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:23:45,617 INFO L85 PathProgramCache]: Analyzing trace with hash 1539784365, now seen corresponding path program 1 times [2023-11-29 04:23:45,617 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:23:45,617 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1961914117] [2023-11-29 04:23:45,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:23:45,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:23:45,656 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 04:23:45,656 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1416911342] [2023-11-29 04:23:45,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:23:45,656 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:23:45,657 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:23:45,658 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 04:23:45,661 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-29 04:23:45,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:23:45,812 INFO L262 TraceCheckSpWp]: Trace formula consists of 515 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-29 04:23:45,819 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:23:51,739 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2023-11-29 04:23:51,739 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:23:51,740 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:23:51,740 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1961914117] [2023-11-29 04:23:51,740 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 04:23:51,740 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1416911342] [2023-11-29 04:23:51,740 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1416911342] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:23:51,740 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:23:51,740 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-29 04:23:51,740 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1640359545] [2023-11-29 04:23:51,741 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:23:51,741 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-29 04:23:51,741 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:23:51,742 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-29 04:23:51,742 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2023-11-29 04:23:51,742 INFO L87 Difference]: Start difference. First operand 577 states and 894 transitions. Second operand has 9 states, 9 states have (on average 5.555555555555555) internal successors, (50), 9 states have internal predecessors, (50), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-29 04:23:52,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:23:52,340 INFO L93 Difference]: Finished difference Result 1288 states and 1976 transitions. [2023-11-29 04:23:52,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-11-29 04:23:52,342 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.555555555555555) internal successors, (50), 9 states have internal predecessors, (50), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 222 [2023-11-29 04:23:52,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:23:52,349 INFO L225 Difference]: With dead ends: 1288 [2023-11-29 04:23:52,349 INFO L226 Difference]: Without dead ends: 751 [2023-11-29 04:23:52,351 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 229 GetRequests, 214 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=85, Invalid=187, Unknown=0, NotChecked=0, Total=272 [2023-11-29 04:23:52,352 INFO L413 NwaCegarLoop]: 195 mSDtfsCounter, 173 mSDsluCounter, 954 mSDsCounter, 0 mSdLazyCounter, 318 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 173 SdHoareTripleChecker+Valid, 1149 SdHoareTripleChecker+Invalid, 323 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 318 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-29 04:23:52,353 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [173 Valid, 1149 Invalid, 323 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 318 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-29 04:23:52,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 751 states. [2023-11-29 04:23:52,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 751 to 609. [2023-11-29 04:23:52,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 609 states, 439 states have (on average 1.4441913439635534) internal successors, (634), 444 states have internal predecessors, (634), 156 states have call successors, (156), 13 states have call predecessors, (156), 13 states have return successors, (156), 151 states have call predecessors, (156), 156 states have call successors, (156) [2023-11-29 04:23:52,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 609 states and 946 transitions. [2023-11-29 04:23:52,398 INFO L78 Accepts]: Start accepts. Automaton has 609 states and 946 transitions. Word has length 222 [2023-11-29 04:23:52,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:23:52,398 INFO L495 AbstractCegarLoop]: Abstraction has 609 states and 946 transitions. [2023-11-29 04:23:52,398 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.555555555555555) internal successors, (50), 9 states have internal predecessors, (50), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-29 04:23:52,398 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 946 transitions. [2023-11-29 04:23:52,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2023-11-29 04:23:52,400 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:23:52,401 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:23:52,406 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2023-11-29 04:23:52,601 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:23:52,601 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:23:52,602 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:23:52,602 INFO L85 PathProgramCache]: Analyzing trace with hash 1146757355, now seen corresponding path program 1 times [2023-11-29 04:23:52,602 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:23:52,602 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [140625672] [2023-11-29 04:23:52,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:23:52,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:23:52,637 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 04:23:52,637 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [907634664] [2023-11-29 04:23:52,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:23:52,637 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:23:52,637 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:23:52,638 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 04:23:52,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-29 04:23:52,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:23:52,806 INFO L262 TraceCheckSpWp]: Trace formula consists of 515 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-29 04:23:52,813 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:23:57,872 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2023-11-29 04:23:57,872 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:23:57,873 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:23:57,873 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [140625672] [2023-11-29 04:23:57,873 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 04:23:57,873 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [907634664] [2023-11-29 04:23:57,873 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [907634664] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:23:57,873 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:23:57,873 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-29 04:23:57,873 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [220559866] [2023-11-29 04:23:57,873 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:23:57,874 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-29 04:23:57,874 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:23:57,875 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-29 04:23:57,875 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2023-11-29 04:23:57,875 INFO L87 Difference]: Start difference. First operand 609 states and 946 transitions. Second operand has 9 states, 9 states have (on average 5.555555555555555) internal successors, (50), 9 states have internal predecessors, (50), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-29 04:23:58,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:23:58,334 INFO L93 Difference]: Finished difference Result 1320 states and 2024 transitions. [2023-11-29 04:23:58,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-11-29 04:23:58,335 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.555555555555555) internal successors, (50), 9 states have internal predecessors, (50), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 222 [2023-11-29 04:23:58,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:23:58,340 INFO L225 Difference]: With dead ends: 1320 [2023-11-29 04:23:58,340 INFO L226 Difference]: Without dead ends: 751 [2023-11-29 04:23:58,342 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 229 GetRequests, 214 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=85, Invalid=187, Unknown=0, NotChecked=0, Total=272 [2023-11-29 04:23:58,343 INFO L413 NwaCegarLoop]: 208 mSDtfsCounter, 165 mSDsluCounter, 845 mSDsCounter, 0 mSdLazyCounter, 271 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 165 SdHoareTripleChecker+Valid, 1053 SdHoareTripleChecker+Invalid, 275 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 271 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 04:23:58,343 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [165 Valid, 1053 Invalid, 275 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 271 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 04:23:58,344 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 751 states. [2023-11-29 04:23:58,393 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 751 to 577. [2023-11-29 04:23:58,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 577 states, 407 states have (on average 1.42997542997543) internal successors, (582), 412 states have internal predecessors, (582), 156 states have call successors, (156), 13 states have call predecessors, (156), 13 states have return successors, (156), 151 states have call predecessors, (156), 156 states have call successors, (156) [2023-11-29 04:23:58,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 577 states and 894 transitions. [2023-11-29 04:23:58,399 INFO L78 Accepts]: Start accepts. Automaton has 577 states and 894 transitions. Word has length 222 [2023-11-29 04:23:58,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:23:58,400 INFO L495 AbstractCegarLoop]: Abstraction has 577 states and 894 transitions. [2023-11-29 04:23:58,400 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.555555555555555) internal successors, (50), 9 states have internal predecessors, (50), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-29 04:23:58,400 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 894 transitions. [2023-11-29 04:23:58,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2023-11-29 04:23:58,402 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:23:58,402 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:23:58,408 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2023-11-29 04:23:58,602 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:23:58,602 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:23:58,603 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:23:58,603 INFO L85 PathProgramCache]: Analyzing trace with hash 259920687, now seen corresponding path program 1 times [2023-11-29 04:23:58,603 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:23:58,603 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1301188464] [2023-11-29 04:23:58,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:23:58,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:23:58,633 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 04:23:58,633 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1315434644] [2023-11-29 04:23:58,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:23:58,633 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:23:58,634 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:23:58,635 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 04:23:58,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-11-29 04:23:58,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:23:58,783 INFO L262 TraceCheckSpWp]: Trace formula consists of 513 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-29 04:23:58,788 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:24:05,145 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2023-11-29 04:24:05,145 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:24:05,145 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:24:05,145 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1301188464] [2023-11-29 04:24:05,145 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 04:24:05,145 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1315434644] [2023-11-29 04:24:05,145 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1315434644] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:24:05,146 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:24:05,146 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-11-29 04:24:05,146 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [971388554] [2023-11-29 04:24:05,146 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:24:05,147 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-29 04:24:05,147 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:24:05,147 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-29 04:24:05,147 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2023-11-29 04:24:05,148 INFO L87 Difference]: Start difference. First operand 577 states and 894 transitions. Second operand has 10 states, 10 states have (on average 5.0) internal successors, (50), 10 states have internal predecessors, (50), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-29 04:24:07,153 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result INVALID. Formula has sorts [Bool, Real, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 04:24:07,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:24:07,572 INFO L93 Difference]: Finished difference Result 1288 states and 1972 transitions. [2023-11-29 04:24:07,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-29 04:24:07,572 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.0) internal successors, (50), 10 states have internal predecessors, (50), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 222 [2023-11-29 04:24:07,573 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:24:07,576 INFO L225 Difference]: With dead ends: 1288 [2023-11-29 04:24:07,576 INFO L226 Difference]: Without dead ends: 751 [2023-11-29 04:24:07,578 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 230 GetRequests, 213 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=102, Invalid=240, Unknown=0, NotChecked=0, Total=342 [2023-11-29 04:24:07,578 INFO L413 NwaCegarLoop]: 215 mSDtfsCounter, 194 mSDsluCounter, 1021 mSDsCounter, 0 mSdLazyCounter, 348 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 194 SdHoareTripleChecker+Valid, 1236 SdHoareTripleChecker+Invalid, 352 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 348 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2023-11-29 04:24:07,579 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [194 Valid, 1236 Invalid, 352 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 348 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2023-11-29 04:24:07,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 751 states. [2023-11-29 04:24:07,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 751 to 577. [2023-11-29 04:24:07,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 577 states, 407 states have (on average 1.42997542997543) internal successors, (582), 412 states have internal predecessors, (582), 156 states have call successors, (156), 13 states have call predecessors, (156), 13 states have return successors, (156), 151 states have call predecessors, (156), 156 states have call successors, (156) [2023-11-29 04:24:07,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 577 states and 894 transitions. [2023-11-29 04:24:07,629 INFO L78 Accepts]: Start accepts. Automaton has 577 states and 894 transitions. Word has length 222 [2023-11-29 04:24:07,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:24:07,630 INFO L495 AbstractCegarLoop]: Abstraction has 577 states and 894 transitions. [2023-11-29 04:24:07,630 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.0) internal successors, (50), 10 states have internal predecessors, (50), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-29 04:24:07,631 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 894 transitions. [2023-11-29 04:24:07,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2023-11-29 04:24:07,632 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:24:07,632 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:24:07,638 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2023-11-29 04:24:07,836 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:24:07,837 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:24:07,837 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:24:07,837 INFO L85 PathProgramCache]: Analyzing trace with hash -133106323, now seen corresponding path program 1 times [2023-11-29 04:24:07,837 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:24:07,838 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [890294115] [2023-11-29 04:24:07,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:24:07,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:24:07,863 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 04:24:07,863 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1730026189] [2023-11-29 04:24:07,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:24:07,864 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:24:07,864 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:24:07,865 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 04:24:07,866 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-11-29 04:24:07,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:24:07,998 INFO L262 TraceCheckSpWp]: Trace formula consists of 513 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-29 04:24:08,004 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:24:12,985 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2023-11-29 04:24:12,985 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:24:12,985 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:24:12,986 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [890294115] [2023-11-29 04:24:12,986 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 04:24:12,986 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1730026189] [2023-11-29 04:24:12,986 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1730026189] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:24:12,986 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:24:12,986 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-11-29 04:24:12,986 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2112384741] [2023-11-29 04:24:12,986 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:24:12,987 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-29 04:24:12,987 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:24:12,987 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-29 04:24:12,987 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2023-11-29 04:24:12,988 INFO L87 Difference]: Start difference. First operand 577 states and 894 transitions. Second operand has 10 states, 10 states have (on average 5.0) internal successors, (50), 10 states have internal predecessors, (50), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-29 04:24:13,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:24:13,445 INFO L93 Difference]: Finished difference Result 1288 states and 1968 transitions. [2023-11-29 04:24:13,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-29 04:24:13,446 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.0) internal successors, (50), 10 states have internal predecessors, (50), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 222 [2023-11-29 04:24:13,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:24:13,451 INFO L225 Difference]: With dead ends: 1288 [2023-11-29 04:24:13,451 INFO L226 Difference]: Without dead ends: 751 [2023-11-29 04:24:13,453 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 230 GetRequests, 213 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=102, Invalid=240, Unknown=0, NotChecked=0, Total=342 [2023-11-29 04:24:13,453 INFO L413 NwaCegarLoop]: 239 mSDtfsCounter, 184 mSDsluCounter, 781 mSDsCounter, 0 mSdLazyCounter, 245 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 184 SdHoareTripleChecker+Valid, 1020 SdHoareTripleChecker+Invalid, 250 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 245 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 04:24:13,454 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [184 Valid, 1020 Invalid, 250 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 245 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 04:24:13,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 751 states. [2023-11-29 04:24:13,508 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 751 to 593. [2023-11-29 04:24:13,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 593 states, 423 states have (on average 1.4113475177304964) internal successors, (597), 428 states have internal predecessors, (597), 156 states have call successors, (156), 13 states have call predecessors, (156), 13 states have return successors, (156), 151 states have call predecessors, (156), 156 states have call successors, (156) [2023-11-29 04:24:13,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 593 states and 909 transitions. [2023-11-29 04:24:13,513 INFO L78 Accepts]: Start accepts. Automaton has 593 states and 909 transitions. Word has length 222 [2023-11-29 04:24:13,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:24:13,514 INFO L495 AbstractCegarLoop]: Abstraction has 593 states and 909 transitions. [2023-11-29 04:24:13,514 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.0) internal successors, (50), 10 states have internal predecessors, (50), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-29 04:24:13,514 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 909 transitions. [2023-11-29 04:24:13,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2023-11-29 04:24:13,516 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:24:13,516 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:24:13,522 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2023-11-29 04:24:13,716 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2023-11-29 04:24:13,717 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:24:13,717 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:24:13,717 INFO L85 PathProgramCache]: Analyzing trace with hash 74231546, now seen corresponding path program 1 times [2023-11-29 04:24:13,717 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:24:13,717 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [276803978] [2023-11-29 04:24:13,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:24:13,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:24:13,745 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 04:24:13,745 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1831752438] [2023-11-29 04:24:13,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:24:13,746 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:24:13,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:24:13,747 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 04:24:13,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2023-11-29 04:24:13,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:24:13,900 INFO L262 TraceCheckSpWp]: Trace formula consists of 516 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-29 04:24:13,904 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:24:21,511 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2023-11-29 04:24:21,512 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:24:21,512 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:24:21,512 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [276803978] [2023-11-29 04:24:21,512 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 04:24:21,512 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1831752438] [2023-11-29 04:24:21,512 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1831752438] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:24:21,512 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:24:21,512 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-11-29 04:24:21,513 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [312347832] [2023-11-29 04:24:21,513 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:24:21,513 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-11-29 04:24:21,513 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:24:21,514 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-11-29 04:24:21,514 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2023-11-29 04:24:21,514 INFO L87 Difference]: Start difference. First operand 593 states and 909 transitions. Second operand has 11 states, 11 states have (on average 4.636363636363637) internal successors, (51), 11 states have internal predecessors, (51), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-29 04:24:22,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:24:22,849 INFO L93 Difference]: Finished difference Result 1119 states and 1701 transitions. [2023-11-29 04:24:22,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-11-29 04:24:22,849 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 4.636363636363637) internal successors, (51), 11 states have internal predecessors, (51), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 223 [2023-11-29 04:24:22,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:24:22,854 INFO L225 Difference]: With dead ends: 1119 [2023-11-29 04:24:22,854 INFO L226 Difference]: Without dead ends: 785 [2023-11-29 04:24:22,855 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 232 GetRequests, 213 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=128, Invalid=292, Unknown=0, NotChecked=0, Total=420 [2023-11-29 04:24:22,856 INFO L413 NwaCegarLoop]: 202 mSDtfsCounter, 351 mSDsluCounter, 791 mSDsCounter, 0 mSdLazyCounter, 290 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 351 SdHoareTripleChecker+Valid, 993 SdHoareTripleChecker+Invalid, 296 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 290 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-29 04:24:22,856 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [351 Valid, 993 Invalid, 296 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 290 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-29 04:24:22,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 785 states. [2023-11-29 04:24:22,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 785 to 647. [2023-11-29 04:24:22,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 647 states, 487 states have (on average 1.431211498973306) internal successors, (697), 492 states have internal predecessors, (697), 144 states have call successors, (144), 15 states have call predecessors, (144), 15 states have return successors, (144), 139 states have call predecessors, (144), 144 states have call successors, (144) [2023-11-29 04:24:22,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 647 states and 985 transitions. [2023-11-29 04:24:22,920 INFO L78 Accepts]: Start accepts. Automaton has 647 states and 985 transitions. Word has length 223 [2023-11-29 04:24:22,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:24:22,921 INFO L495 AbstractCegarLoop]: Abstraction has 647 states and 985 transitions. [2023-11-29 04:24:22,921 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 4.636363636363637) internal successors, (51), 11 states have internal predecessors, (51), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-29 04:24:22,921 INFO L276 IsEmpty]: Start isEmpty. Operand 647 states and 985 transitions. [2023-11-29 04:24:22,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2023-11-29 04:24:22,923 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:24:22,924 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:24:22,931 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2023-11-29 04:24:23,124 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2023-11-29 04:24:23,124 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:24:23,125 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:24:23,125 INFO L85 PathProgramCache]: Analyzing trace with hash -318795464, now seen corresponding path program 1 times [2023-11-29 04:24:23,125 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:24:23,125 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1452103962] [2023-11-29 04:24:23,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:24:23,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:24:23,153 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 04:24:23,154 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [102357781] [2023-11-29 04:24:23,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:24:23,154 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:24:23,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:24:23,155 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 04:24:23,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2023-11-29 04:24:23,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:24:23,356 INFO L262 TraceCheckSpWp]: Trace formula consists of 516 conjuncts, 26 conjunts are in the unsatisfiable core [2023-11-29 04:24:23,362 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:24:30,610 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2023-11-29 04:24:30,610 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:24:30,610 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:24:30,610 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1452103962] [2023-11-29 04:24:30,610 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 04:24:30,610 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [102357781] [2023-11-29 04:24:30,610 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [102357781] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:24:30,610 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:24:30,610 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-11-29 04:24:30,611 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2058129092] [2023-11-29 04:24:30,611 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:24:30,611 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-11-29 04:24:30,611 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:24:30,612 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-11-29 04:24:30,612 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=106, Unknown=0, NotChecked=0, Total=156 [2023-11-29 04:24:30,612 INFO L87 Difference]: Start difference. First operand 647 states and 985 transitions. Second operand has 13 states, 13 states have (on average 3.923076923076923) internal successors, (51), 12 states have internal predecessors, (51), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-29 04:24:32,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:24:32,393 INFO L93 Difference]: Finished difference Result 1268 states and 1924 transitions. [2023-11-29 04:24:32,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-11-29 04:24:32,394 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 3.923076923076923) internal successors, (51), 12 states have internal predecessors, (51), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 223 [2023-11-29 04:24:32,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:24:32,400 INFO L225 Difference]: With dead ends: 1268 [2023-11-29 04:24:32,400 INFO L226 Difference]: Without dead ends: 880 [2023-11-29 04:24:32,401 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 235 GetRequests, 211 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=166, Invalid=484, Unknown=0, NotChecked=0, Total=650 [2023-11-29 04:24:32,402 INFO L413 NwaCegarLoop]: 204 mSDtfsCounter, 638 mSDsluCounter, 856 mSDsCounter, 0 mSdLazyCounter, 443 mSolverCounterSat, 112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 638 SdHoareTripleChecker+Valid, 1060 SdHoareTripleChecker+Invalid, 555 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 112 IncrementalHoareTripleChecker+Valid, 443 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2023-11-29 04:24:32,402 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [638 Valid, 1060 Invalid, 555 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [112 Valid, 443 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2023-11-29 04:24:32,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 880 states. [2023-11-29 04:24:32,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 880 to 679. [2023-11-29 04:24:32,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 679 states, 519 states have (on average 1.4450867052023122) internal successors, (750), 524 states have internal predecessors, (750), 144 states have call successors, (144), 15 states have call predecessors, (144), 15 states have return successors, (144), 139 states have call predecessors, (144), 144 states have call successors, (144) [2023-11-29 04:24:32,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 679 states and 1038 transitions. [2023-11-29 04:24:32,468 INFO L78 Accepts]: Start accepts. Automaton has 679 states and 1038 transitions. Word has length 223 [2023-11-29 04:24:32,469 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:24:32,469 INFO L495 AbstractCegarLoop]: Abstraction has 679 states and 1038 transitions. [2023-11-29 04:24:32,469 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 3.923076923076923) internal successors, (51), 12 states have internal predecessors, (51), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-29 04:24:32,469 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 1038 transitions. [2023-11-29 04:24:32,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2023-11-29 04:24:32,470 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:24:32,470 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:24:32,476 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2023-11-29 04:24:32,671 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2023-11-29 04:24:32,671 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:24:32,671 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:24:32,672 INFO L85 PathProgramCache]: Analyzing trace with hash -1205632132, now seen corresponding path program 1 times [2023-11-29 04:24:32,672 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:24:32,672 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [550723872] [2023-11-29 04:24:32,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:24:32,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:24:32,701 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 04:24:32,701 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [167907928] [2023-11-29 04:24:32,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:24:32,702 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:24:32,702 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:24:32,703 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 04:24:32,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2023-11-29 04:24:32,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:24:32,911 INFO L262 TraceCheckSpWp]: Trace formula consists of 514 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-29 04:24:32,917 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:24:39,995 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2023-11-29 04:24:39,996 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:24:39,996 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:24:39,996 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [550723872] [2023-11-29 04:24:39,996 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 04:24:39,996 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [167907928] [2023-11-29 04:24:39,996 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [167907928] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:24:39,996 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:24:39,996 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-11-29 04:24:39,996 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1924286043] [2023-11-29 04:24:39,996 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:24:39,997 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-11-29 04:24:39,997 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:24:39,997 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-11-29 04:24:39,997 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2023-11-29 04:24:39,997 INFO L87 Difference]: Start difference. First operand 679 states and 1038 transitions. Second operand has 11 states, 11 states have (on average 4.636363636363637) internal successors, (51), 11 states have internal predecessors, (51), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-29 04:24:41,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:24:41,046 INFO L93 Difference]: Finished difference Result 1217 states and 1839 transitions. [2023-11-29 04:24:41,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-11-29 04:24:41,046 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 4.636363636363637) internal successors, (51), 11 states have internal predecessors, (51), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 223 [2023-11-29 04:24:41,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:24:41,051 INFO L225 Difference]: With dead ends: 1217 [2023-11-29 04:24:41,051 INFO L226 Difference]: Without dead ends: 829 [2023-11-29 04:24:41,052 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 232 GetRequests, 213 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=128, Invalid=292, Unknown=0, NotChecked=0, Total=420 [2023-11-29 04:24:41,052 INFO L413 NwaCegarLoop]: 214 mSDtfsCounter, 305 mSDsluCounter, 742 mSDsCounter, 0 mSdLazyCounter, 252 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 305 SdHoareTripleChecker+Valid, 956 SdHoareTripleChecker+Invalid, 254 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 252 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-29 04:24:41,053 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [305 Valid, 956 Invalid, 254 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 252 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-29 04:24:41,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 829 states. [2023-11-29 04:24:41,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 829 to 679. [2023-11-29 04:24:41,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 679 states, 519 states have (on average 1.4450867052023122) internal successors, (750), 524 states have internal predecessors, (750), 144 states have call successors, (144), 15 states have call predecessors, (144), 15 states have return successors, (144), 139 states have call predecessors, (144), 144 states have call successors, (144) [2023-11-29 04:24:41,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 679 states and 1038 transitions. [2023-11-29 04:24:41,122 INFO L78 Accepts]: Start accepts. Automaton has 679 states and 1038 transitions. Word has length 223 [2023-11-29 04:24:41,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:24:41,122 INFO L495 AbstractCegarLoop]: Abstraction has 679 states and 1038 transitions. [2023-11-29 04:24:41,123 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 4.636363636363637) internal successors, (51), 11 states have internal predecessors, (51), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-29 04:24:41,123 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 1038 transitions. [2023-11-29 04:24:41,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2023-11-29 04:24:41,125 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:24:41,125 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:24:41,132 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2023-11-29 04:24:41,325 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2023-11-29 04:24:41,325 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:24:41,326 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:24:41,326 INFO L85 PathProgramCache]: Analyzing trace with hash -1598659142, now seen corresponding path program 1 times [2023-11-29 04:24:41,326 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:24:41,326 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1462418799] [2023-11-29 04:24:41,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:24:41,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:24:41,353 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 04:24:41,353 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [533506416] [2023-11-29 04:24:41,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:24:41,353 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:24:41,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:24:41,355 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 04:24:41,357 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2023-11-29 04:24:41,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:24:41,544 INFO L262 TraceCheckSpWp]: Trace formula consists of 514 conjuncts, 28 conjunts are in the unsatisfiable core [2023-11-29 04:24:41,549 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:24:49,673 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 1253 proven. 147 refuted. 0 times theorem prover too weak. 980 trivial. 0 not checked. [2023-11-29 04:24:49,674 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 04:25:02,974 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2023-11-29 04:25:02,975 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:25:02,975 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1462418799] [2023-11-29 04:25:02,975 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 04:25:02,975 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [533506416] [2023-11-29 04:25:02,975 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [533506416] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-29 04:25:02,975 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 04:25:02,975 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [17] total 25 [2023-11-29 04:25:02,975 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1787450173] [2023-11-29 04:25:02,976 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:25:02,976 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-11-29 04:25:02,976 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:25:02,977 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-11-29 04:25:02,977 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=129, Invalid=471, Unknown=0, NotChecked=0, Total=600 [2023-11-29 04:25:02,977 INFO L87 Difference]: Start difference. First operand 679 states and 1038 transitions. Second operand has 11 states, 11 states have (on average 4.636363636363637) internal successors, (51), 11 states have internal predecessors, (51), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-29 04:25:07,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:25:07,117 INFO L93 Difference]: Finished difference Result 1450 states and 2193 transitions. [2023-11-29 04:25:07,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2023-11-29 04:25:07,118 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 4.636363636363637) internal successors, (51), 11 states have internal predecessors, (51), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 223 [2023-11-29 04:25:07,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:25:07,123 INFO L225 Difference]: With dead ends: 1450 [2023-11-29 04:25:07,123 INFO L226 Difference]: Without dead ends: 1062 [2023-11-29 04:25:07,125 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 467 GetRequests, 423 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 592 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=441, Invalid=1629, Unknown=0, NotChecked=0, Total=2070 [2023-11-29 04:25:07,125 INFO L413 NwaCegarLoop]: 230 mSDtfsCounter, 474 mSDsluCounter, 1424 mSDsCounter, 0 mSdLazyCounter, 708 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 474 SdHoareTripleChecker+Valid, 1654 SdHoareTripleChecker+Invalid, 724 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 708 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-11-29 04:25:07,125 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [474 Valid, 1654 Invalid, 724 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 708 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-11-29 04:25:07,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1062 states. [2023-11-29 04:25:07,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1062 to 683. [2023-11-29 04:25:07,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 683 states, 522 states have (on average 1.4425287356321839) internal successors, (753), 527 states have internal predecessors, (753), 144 states have call successors, (144), 16 states have call predecessors, (144), 16 states have return successors, (144), 139 states have call predecessors, (144), 144 states have call successors, (144) [2023-11-29 04:25:07,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 683 states and 1041 transitions. [2023-11-29 04:25:07,197 INFO L78 Accepts]: Start accepts. Automaton has 683 states and 1041 transitions. Word has length 223 [2023-11-29 04:25:07,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:25:07,198 INFO L495 AbstractCegarLoop]: Abstraction has 683 states and 1041 transitions. [2023-11-29 04:25:07,198 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 4.636363636363637) internal successors, (51), 11 states have internal predecessors, (51), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-29 04:25:07,198 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 1041 transitions. [2023-11-29 04:25:07,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2023-11-29 04:25:07,200 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:25:07,201 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:25:07,207 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2023-11-29 04:25:07,401 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2023-11-29 04:25:07,401 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:25:07,402 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:25:07,402 INFO L85 PathProgramCache]: Analyzing trace with hash -743416904, now seen corresponding path program 1 times [2023-11-29 04:25:07,402 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:25:07,402 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1602391696] [2023-11-29 04:25:07,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:25:07,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:25:07,425 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 04:25:07,425 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [54003065] [2023-11-29 04:25:07,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:25:07,425 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:25:07,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:25:07,426 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 04:25:07,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2023-11-29 04:25:07,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:25:07,591 INFO L262 TraceCheckSpWp]: Trace formula consists of 516 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-29 04:25:07,597 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:25:11,855 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2023-11-29 04:25:11,856 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:25:11,856 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:25:11,856 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1602391696] [2023-11-29 04:25:11,856 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 04:25:11,856 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [54003065] [2023-11-29 04:25:11,856 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [54003065] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:25:11,856 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:25:11,856 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-11-29 04:25:11,856 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [846163914] [2023-11-29 04:25:11,857 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:25:11,857 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-29 04:25:11,857 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:25:11,858 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-29 04:25:11,858 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2023-11-29 04:25:11,858 INFO L87 Difference]: Start difference. First operand 683 states and 1041 transitions. Second operand has 10 states, 10 states have (on average 5.1) internal successors, (51), 10 states have internal predecessors, (51), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-29 04:25:12,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:25:12,489 INFO L93 Difference]: Finished difference Result 1231 states and 1856 transitions. [2023-11-29 04:25:12,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-11-29 04:25:12,489 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.1) internal successors, (51), 10 states have internal predecessors, (51), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 223 [2023-11-29 04:25:12,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:25:12,494 INFO L225 Difference]: With dead ends: 1231 [2023-11-29 04:25:12,494 INFO L226 Difference]: Without dead ends: 833 [2023-11-29 04:25:12,495 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 231 GetRequests, 214 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=109, Invalid=233, Unknown=0, NotChecked=0, Total=342 [2023-11-29 04:25:12,495 INFO L413 NwaCegarLoop]: 226 mSDtfsCounter, 256 mSDsluCounter, 880 mSDsCounter, 0 mSdLazyCounter, 323 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 256 SdHoareTripleChecker+Valid, 1106 SdHoareTripleChecker+Invalid, 325 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 323 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-29 04:25:12,496 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [256 Valid, 1106 Invalid, 325 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 323 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-29 04:25:12,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 833 states. [2023-11-29 04:25:12,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 833 to 683. [2023-11-29 04:25:12,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 683 states, 522 states have (on average 1.4425287356321839) internal successors, (753), 527 states have internal predecessors, (753), 144 states have call successors, (144), 16 states have call predecessors, (144), 16 states have return successors, (144), 139 states have call predecessors, (144), 144 states have call successors, (144) [2023-11-29 04:25:12,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 683 states and 1041 transitions. [2023-11-29 04:25:12,571 INFO L78 Accepts]: Start accepts. Automaton has 683 states and 1041 transitions. Word has length 223 [2023-11-29 04:25:12,571 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:25:12,572 INFO L495 AbstractCegarLoop]: Abstraction has 683 states and 1041 transitions. [2023-11-29 04:25:12,572 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.1) internal successors, (51), 10 states have internal predecessors, (51), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-29 04:25:12,572 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 1041 transitions. [2023-11-29 04:25:12,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2023-11-29 04:25:12,574 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:25:12,575 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:25:12,582 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2023-11-29 04:25:12,775 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2023-11-29 04:25:12,775 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:25:12,776 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:25:12,776 INFO L85 PathProgramCache]: Analyzing trace with hash -1136443914, now seen corresponding path program 1 times [2023-11-29 04:25:12,776 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:25:12,776 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1579304995] [2023-11-29 04:25:12,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:25:12,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:25:12,807 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 04:25:12,807 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [239309145] [2023-11-29 04:25:12,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:25:12,807 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:25:12,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:25:12,808 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 04:25:12,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2023-11-29 04:25:12,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:25:12,996 INFO L262 TraceCheckSpWp]: Trace formula consists of 516 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-29 04:25:13,003 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:25:16,276 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2023-11-29 04:25:16,277 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:25:16,277 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:25:16,277 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1579304995] [2023-11-29 04:25:16,277 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 04:25:16,277 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [239309145] [2023-11-29 04:25:16,277 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [239309145] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:25:16,277 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:25:16,278 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-11-29 04:25:16,278 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [742784834] [2023-11-29 04:25:16,278 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:25:16,278 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-29 04:25:16,278 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:25:16,279 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-29 04:25:16,279 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2023-11-29 04:25:16,279 INFO L87 Difference]: Start difference. First operand 683 states and 1041 transitions. Second operand has 10 states, 10 states have (on average 5.1) internal successors, (51), 10 states have internal predecessors, (51), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-29 04:25:17,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:25:17,476 INFO L93 Difference]: Finished difference Result 1231 states and 1854 transitions. [2023-11-29 04:25:17,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-11-29 04:25:17,477 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.1) internal successors, (51), 10 states have internal predecessors, (51), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 223 [2023-11-29 04:25:17,478 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:25:17,482 INFO L225 Difference]: With dead ends: 1231 [2023-11-29 04:25:17,483 INFO L226 Difference]: Without dead ends: 833 [2023-11-29 04:25:17,484 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 231 GetRequests, 214 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=109, Invalid=233, Unknown=0, NotChecked=0, Total=342 [2023-11-29 04:25:17,484 INFO L413 NwaCegarLoop]: 239 mSDtfsCounter, 249 mSDsluCounter, 709 mSDsCounter, 0 mSdLazyCounter, 224 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 249 SdHoareTripleChecker+Valid, 948 SdHoareTripleChecker+Invalid, 226 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 224 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2023-11-29 04:25:17,485 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [249 Valid, 948 Invalid, 226 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 224 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2023-11-29 04:25:17,486 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 833 states. [2023-11-29 04:25:17,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 833 to 683. [2023-11-29 04:25:17,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 683 states, 522 states have (on average 1.4425287356321839) internal successors, (753), 527 states have internal predecessors, (753), 144 states have call successors, (144), 16 states have call predecessors, (144), 16 states have return successors, (144), 139 states have call predecessors, (144), 144 states have call successors, (144) [2023-11-29 04:25:17,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 683 states and 1041 transitions. [2023-11-29 04:25:17,545 INFO L78 Accepts]: Start accepts. Automaton has 683 states and 1041 transitions. Word has length 223 [2023-11-29 04:25:17,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:25:17,546 INFO L495 AbstractCegarLoop]: Abstraction has 683 states and 1041 transitions. [2023-11-29 04:25:17,546 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.1) internal successors, (51), 10 states have internal predecessors, (51), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-29 04:25:17,546 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 1041 transitions. [2023-11-29 04:25:17,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2023-11-29 04:25:17,548 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:25:17,548 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:25:17,554 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2023-11-29 04:25:17,749 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2023-11-29 04:25:17,749 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:25:17,749 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:25:17,749 INFO L85 PathProgramCache]: Analyzing trace with hash -2023280582, now seen corresponding path program 1 times [2023-11-29 04:25:17,749 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:25:17,750 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1540342358] [2023-11-29 04:25:17,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:25:17,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:25:17,776 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 04:25:17,776 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1971614517] [2023-11-29 04:25:17,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:25:17,776 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:25:17,777 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:25:17,777 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 04:25:17,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2023-11-29 04:25:17,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:25:17,927 INFO L262 TraceCheckSpWp]: Trace formula consists of 514 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-29 04:25:17,931 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:25:22,242 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2023-11-29 04:25:22,242 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:25:22,243 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:25:22,243 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1540342358] [2023-11-29 04:25:22,243 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 04:25:22,243 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1971614517] [2023-11-29 04:25:22,243 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1971614517] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:25:22,243 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:25:22,243 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-11-29 04:25:22,243 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2101834421] [2023-11-29 04:25:22,243 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:25:22,243 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-11-29 04:25:22,243 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:25:22,244 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-11-29 04:25:22,244 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2023-11-29 04:25:22,244 INFO L87 Difference]: Start difference. First operand 683 states and 1041 transitions. Second operand has 11 states, 11 states have (on average 4.636363636363637) internal successors, (51), 11 states have internal predecessors, (51), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-29 04:25:22,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:25:22,773 INFO L93 Difference]: Finished difference Result 1231 states and 1854 transitions. [2023-11-29 04:25:22,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-11-29 04:25:22,774 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 4.636363636363637) internal successors, (51), 11 states have internal predecessors, (51), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 223 [2023-11-29 04:25:22,774 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:25:22,778 INFO L225 Difference]: With dead ends: 1231 [2023-11-29 04:25:22,778 INFO L226 Difference]: Without dead ends: 833 [2023-11-29 04:25:22,779 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 232 GetRequests, 213 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=128, Invalid=292, Unknown=0, NotChecked=0, Total=420 [2023-11-29 04:25:22,780 INFO L413 NwaCegarLoop]: 241 mSDtfsCounter, 286 mSDsluCounter, 692 mSDsCounter, 0 mSdLazyCounter, 204 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 286 SdHoareTripleChecker+Valid, 933 SdHoareTripleChecker+Invalid, 206 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 204 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 04:25:22,780 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [286 Valid, 933 Invalid, 206 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 204 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 04:25:22,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 833 states. [2023-11-29 04:25:22,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 833 to 673. [2023-11-29 04:25:22,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 673 states, 512 states have (on average 1.443359375) internal successors, (739), 517 states have internal predecessors, (739), 144 states have call successors, (144), 16 states have call predecessors, (144), 16 states have return successors, (144), 139 states have call predecessors, (144), 144 states have call successors, (144) [2023-11-29 04:25:22,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 673 states and 1027 transitions. [2023-11-29 04:25:22,825 INFO L78 Accepts]: Start accepts. Automaton has 673 states and 1027 transitions. Word has length 223 [2023-11-29 04:25:22,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:25:22,826 INFO L495 AbstractCegarLoop]: Abstraction has 673 states and 1027 transitions. [2023-11-29 04:25:22,826 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 4.636363636363637) internal successors, (51), 11 states have internal predecessors, (51), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-29 04:25:22,826 INFO L276 IsEmpty]: Start isEmpty. Operand 673 states and 1027 transitions. [2023-11-29 04:25:22,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2023-11-29 04:25:22,827 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:25:22,828 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:25:22,835 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2023-11-29 04:25:23,028 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2023-11-29 04:25:23,028 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:25:23,029 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:25:23,029 INFO L85 PathProgramCache]: Analyzing trace with hash 1878659704, now seen corresponding path program 1 times [2023-11-29 04:25:23,029 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:25:23,029 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [555201012] [2023-11-29 04:25:23,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:25:23,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:25:23,052 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 04:25:23,052 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1627369857] [2023-11-29 04:25:23,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:25:23,053 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:25:23,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:25:23,054 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 04:25:23,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2023-11-29 04:25:23,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:25:23,234 INFO L262 TraceCheckSpWp]: Trace formula consists of 514 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-29 04:25:23,239 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:25:26,681 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2023-11-29 04:25:26,681 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:25:26,681 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:25:26,681 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [555201012] [2023-11-29 04:25:26,681 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 04:25:26,681 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1627369857] [2023-11-29 04:25:26,682 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1627369857] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:25:26,682 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:25:26,682 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-11-29 04:25:26,682 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2061797939] [2023-11-29 04:25:26,682 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:25:26,683 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-11-29 04:25:26,683 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:25:26,683 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-11-29 04:25:26,683 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2023-11-29 04:25:26,684 INFO L87 Difference]: Start difference. First operand 673 states and 1027 transitions. Second operand has 11 states, 11 states have (on average 4.636363636363637) internal successors, (51), 11 states have internal predecessors, (51), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-29 04:25:27,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:25:27,265 INFO L93 Difference]: Finished difference Result 1221 states and 1838 transitions. [2023-11-29 04:25:27,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-11-29 04:25:27,266 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 4.636363636363637) internal successors, (51), 11 states have internal predecessors, (51), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 223 [2023-11-29 04:25:27,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:25:27,270 INFO L225 Difference]: With dead ends: 1221 [2023-11-29 04:25:27,270 INFO L226 Difference]: Without dead ends: 833 [2023-11-29 04:25:27,271 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 232 GetRequests, 213 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=128, Invalid=292, Unknown=0, NotChecked=0, Total=420 [2023-11-29 04:25:27,272 INFO L413 NwaCegarLoop]: 269 mSDtfsCounter, 240 mSDsluCounter, 1063 mSDsCounter, 0 mSdLazyCounter, 366 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 240 SdHoareTripleChecker+Valid, 1332 SdHoareTripleChecker+Invalid, 370 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 366 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-29 04:25:27,272 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [240 Valid, 1332 Invalid, 370 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 366 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-29 04:25:27,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 833 states. [2023-11-29 04:25:27,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 833 to 697. [2023-11-29 04:25:27,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 697 states, 536 states have (on average 1.4365671641791045) internal successors, (770), 541 states have internal predecessors, (770), 144 states have call successors, (144), 16 states have call predecessors, (144), 16 states have return successors, (144), 139 states have call predecessors, (144), 144 states have call successors, (144) [2023-11-29 04:25:27,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 697 states and 1058 transitions. [2023-11-29 04:25:27,331 INFO L78 Accepts]: Start accepts. Automaton has 697 states and 1058 transitions. Word has length 223 [2023-11-29 04:25:27,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:25:27,331 INFO L495 AbstractCegarLoop]: Abstraction has 697 states and 1058 transitions. [2023-11-29 04:25:27,332 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 4.636363636363637) internal successors, (51), 11 states have internal predecessors, (51), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-29 04:25:27,332 INFO L276 IsEmpty]: Start isEmpty. Operand 697 states and 1058 transitions. [2023-11-29 04:25:27,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2023-11-29 04:25:27,334 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:25:27,334 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:25:27,340 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Ended with exit code 0 [2023-11-29 04:25:27,534 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2023-11-29 04:25:27,534 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:25:27,535 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:25:27,535 INFO L85 PathProgramCache]: Analyzing trace with hash 1688519156, now seen corresponding path program 1 times [2023-11-29 04:25:27,535 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:25:27,535 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [384431184] [2023-11-29 04:25:27,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:25:27,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:25:27,561 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 04:25:27,562 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [244723762] [2023-11-29 04:25:27,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:25:27,562 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:25:27,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:25:27,563 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 04:25:27,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2023-11-29 04:25:27,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:25:27,723 INFO L262 TraceCheckSpWp]: Trace formula consists of 520 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 04:25:27,727 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:25:27,742 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2023-11-29 04:25:27,742 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:25:27,742 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:25:27,742 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [384431184] [2023-11-29 04:25:27,742 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 04:25:27,743 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [244723762] [2023-11-29 04:25:27,743 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [244723762] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:25:27,743 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:25:27,743 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 04:25:27,743 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [682892369] [2023-11-29 04:25:27,743 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:25:27,744 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:25:27,744 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:25:27,744 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:25:27,745 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:25:27,745 INFO L87 Difference]: Start difference. First operand 697 states and 1058 transitions. Second operand has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-29 04:25:27,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:25:27,827 INFO L93 Difference]: Finished difference Result 1941 states and 2965 transitions. [2023-11-29 04:25:27,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:25:27,828 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 224 [2023-11-29 04:25:27,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:25:27,835 INFO L225 Difference]: With dead ends: 1941 [2023-11-29 04:25:27,835 INFO L226 Difference]: Without dead ends: 1288 [2023-11-29 04:25:27,836 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 223 GetRequests, 222 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:25:27,837 INFO L413 NwaCegarLoop]: 156 mSDtfsCounter, 150 mSDsluCounter, 151 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 150 SdHoareTripleChecker+Valid, 307 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 04:25:27,837 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [150 Valid, 307 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 04:25:27,838 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1288 states. [2023-11-29 04:25:27,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1288 to 838. [2023-11-29 04:25:27,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 838 states, 612 states have (on average 1.4019607843137254) internal successors, (858), 619 states have internal predecessors, (858), 203 states have call successors, (203), 22 states have call predecessors, (203), 22 states have return successors, (203), 196 states have call predecessors, (203), 203 states have call successors, (203) [2023-11-29 04:25:27,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 838 states and 1264 transitions. [2023-11-29 04:25:27,902 INFO L78 Accepts]: Start accepts. Automaton has 838 states and 1264 transitions. Word has length 224 [2023-11-29 04:25:27,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:25:27,902 INFO L495 AbstractCegarLoop]: Abstraction has 838 states and 1264 transitions. [2023-11-29 04:25:27,903 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-29 04:25:27,903 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 1264 transitions. [2023-11-29 04:25:27,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2023-11-29 04:25:27,904 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:25:27,904 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:25:27,910 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Ended with exit code 0 [2023-11-29 04:25:28,104 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:25:28,105 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:25:28,105 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:25:28,106 INFO L85 PathProgramCache]: Analyzing trace with hash 1690366198, now seen corresponding path program 1 times [2023-11-29 04:25:28,106 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:25:28,106 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [842132662] [2023-11-29 04:25:28,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:25:28,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:25:28,133 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 04:25:28,133 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1170410018] [2023-11-29 04:25:28,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:25:28,133 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:25:28,134 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:25:28,135 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 04:25:28,137 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2023-11-29 04:25:28,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 04:25:28,343 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 04:25:28,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 04:25:28,530 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 04:25:28,531 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-29 04:25:28,532 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-29 04:25:28,540 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Ended with exit code 0 [2023-11-29 04:25:28,733 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:25:28,736 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:25:28,739 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 04:25:28,839 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet5 could not be translated [2023-11-29 04:25:28,841 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet6 could not be translated [2023-11-29 04:25:28,842 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short28 could not be translated [2023-11-29 04:25:28,842 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet27 could not be translated [2023-11-29 04:25:28,842 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short28 could not be translated [2023-11-29 04:25:28,842 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short28 could not be translated [2023-11-29 04:25:28,842 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet27 could not be translated [2023-11-29 04:25:28,871 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 04:25:28 BoogieIcfgContainer [2023-11-29 04:25:28,871 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 04:25:28,872 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 04:25:28,872 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 04:25:28,872 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 04:25:28,872 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 04:22:34" (3/4) ... [2023-11-29 04:25:28,874 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-29 04:25:28,875 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 04:25:28,875 INFO L158 Benchmark]: Toolchain (without parser) took 175323.90ms. Allocated memory was 157.3MB in the beginning and 979.4MB in the end (delta: 822.1MB). Free memory was 121.8MB in the beginning and 695.7MB in the end (delta: -573.9MB). Peak memory consumption was 249.2MB. Max. memory is 16.1GB. [2023-11-29 04:25:28,875 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 113.2MB. Free memory is still 68.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 04:25:28,876 INFO L158 Benchmark]: CACSL2BoogieTranslator took 353.74ms. Allocated memory is still 157.3MB. Free memory was 121.3MB in the beginning and 104.0MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-29 04:25:28,876 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.84ms. Allocated memory is still 157.3MB. Free memory was 104.0MB in the beginning and 97.7MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-29 04:25:28,876 INFO L158 Benchmark]: Boogie Preprocessor took 90.20ms. Allocated memory is still 157.3MB. Free memory was 97.7MB in the beginning and 86.1MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-29 04:25:28,877 INFO L158 Benchmark]: RCFGBuilder took 618.78ms. Allocated memory is still 157.3MB. Free memory was 86.1MB in the beginning and 111.0MB in the end (delta: -24.8MB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. [2023-11-29 04:25:28,877 INFO L158 Benchmark]: TraceAbstraction took 174178.47ms. Allocated memory was 157.3MB in the beginning and 979.4MB in the end (delta: 822.1MB). Free memory was 110.2MB in the beginning and 695.7MB in the end (delta: -585.6MB). Peak memory consumption was 235.2MB. Max. memory is 16.1GB. [2023-11-29 04:25:28,877 INFO L158 Benchmark]: Witness Printer took 2.80ms. Allocated memory is still 979.4MB. Free memory is still 695.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 04:25:28,879 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 113.2MB. Free memory is still 68.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 353.74ms. Allocated memory is still 157.3MB. Free memory was 121.3MB in the beginning and 104.0MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.84ms. Allocated memory is still 157.3MB. Free memory was 104.0MB in the beginning and 97.7MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 90.20ms. Allocated memory is still 157.3MB. Free memory was 97.7MB in the beginning and 86.1MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * RCFGBuilder took 618.78ms. Allocated memory is still 157.3MB. Free memory was 86.1MB in the beginning and 111.0MB in the end (delta: -24.8MB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. * TraceAbstraction took 174178.47ms. Allocated memory was 157.3MB in the beginning and 979.4MB in the end (delta: 822.1MB). Free memory was 110.2MB in the beginning and 695.7MB in the end (delta: -585.6MB). Peak memory consumption was 235.2MB. Max. memory is 16.1GB. * Witness Printer took 2.80ms. Allocated memory is still 979.4MB. Free memory is still 695.7MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet5 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet6 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short28 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet27 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short28 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short28 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet27 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 216, overapproximation of someBinaryFLOATComparisonOperation at line 216, overapproximation of shiftLeft at line 216. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 4; [L23] unsigned char var_1_6 = 4; [L24] unsigned char var_1_7 = 2; [L25] unsigned char var_1_8 = 128; [L26] unsigned char var_1_9 = 0; [L27] unsigned char var_1_10 = 100; [L28] signed short int var_1_11 = 10; [L29] unsigned char var_1_12 = 1; [L30] unsigned char var_1_13 = 1; [L31] unsigned char var_1_14 = 0; [L32] signed long int var_1_15 = 128; [L33] unsigned char var_1_16 = 128; [L34] unsigned char var_1_17 = 5; [L35] double var_1_18 = 3.6; [L36] double var_1_19 = 31.45; [L37] float var_1_20 = 50.25; [L38] float var_1_21 = 9.8; [L39] float var_1_22 = 4.65; [L40] float var_1_23 = 99.65; [L41] unsigned long int var_1_25 = 128; [L42] unsigned long int var_1_26 = 2; [L43] signed short int var_1_27 = -16; [L44] unsigned char var_1_28 = 0; [L45] signed short int var_1_29 = 10000; [L46] double var_1_30 = 4.5; [L47] double var_1_31 = 255.2; [L48] signed char var_1_32 = -10; [L49] unsigned long int var_1_33 = 0; [L50] signed char var_1_34 = 5; [L51] unsigned char var_1_35 = 1; [L52] unsigned char var_1_36 = 1; [L53] signed short int var_1_37 = 4; [L54] signed long int var_1_38 = -16; [L55] signed char var_1_39 = -32; [L56] unsigned short int last_1_var_1_1 = 4; [L57] unsigned char last_1_var_1_6 = 4; [L58] signed short int last_1_var_1_11 = 10; [L59] signed long int last_1_var_1_15 = 128; [L220] isInitial = 1 [L221] FCALL initially() [L222] COND TRUE 1 [L223] CALL updateLastVariables() [L210] last_1_var_1_1 = var_1_1 [L211] last_1_var_1_6 = var_1_6 [L212] last_1_var_1_11 = var_1_11 [L213] last_1_var_1_15 = var_1_15 [L223] RET updateLastVariables() [L224] CALL updateVariables() [L153] var_1_7 = __VERIFIER_nondet_uchar() [L154] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=100, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_26=2, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_8=128, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=100, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_26=2, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_8=128, var_1_9=0] [L154] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=100, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_26=2, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_8=128, var_1_9=0] [L155] CALL assume_abort_if_not(var_1_7 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=100, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_26=2, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=128, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=100, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_26=2, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=128, var_1_9=0] [L155] RET assume_abort_if_not(var_1_7 <= 254) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=100, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_26=2, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=128, var_1_9=0] [L156] var_1_8 = __VERIFIER_nondet_uchar() [L157] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=100, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_26=2, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=100, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_26=2, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_9=0] [L157] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=100, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_26=2, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_9=0] [L158] CALL assume_abort_if_not(var_1_8 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=100, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_26=2, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=100, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_26=2, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=0] [L158] RET assume_abort_if_not(var_1_8 <= 254) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=100, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_26=2, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=0] [L159] var_1_9 = __VERIFIER_nondet_uchar() [L160] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=100, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_26=2, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=100, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_26=2, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254] [L160] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=100, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_26=2, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254] [L161] CALL assume_abort_if_not(var_1_9 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=100, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_26=2, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=100, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_26=2, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L161] RET assume_abort_if_not(var_1_9 <= 254) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=100, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_26=2, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L162] var_1_10 = __VERIFIER_nondet_uchar() [L163] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_26=2, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_26=2, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L163] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_26=2, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L164] CALL assume_abort_if_not(var_1_10 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_26=2, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_26=2, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L164] RET assume_abort_if_not(var_1_10 <= 254) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_26=2, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L165] var_1_12 = __VERIFIER_nondet_uchar() [L166] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_26=2, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_26=2, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L166] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_26=2, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L167] CALL assume_abort_if_not(var_1_12 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_26=2, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_26=2, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L167] RET assume_abort_if_not(var_1_12 <= 1) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_26=2, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L168] var_1_13 = __VERIFIER_nondet_uchar() [L169] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_26=2, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_26=2, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L169] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_26=2, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L170] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_26=2, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_26=2, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L170] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_26=2, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L171] var_1_14 = __VERIFIER_nondet_uchar() [L172] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_26=2, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_26=2, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L172] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_26=2, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L173] CALL assume_abort_if_not(var_1_14 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_26=2, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_26=2, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L173] RET assume_abort_if_not(var_1_14 <= 1) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_26=2, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L174] var_1_16 = __VERIFIER_nondet_uchar() [L175] CALL assume_abort_if_not(var_1_16 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_26=2, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_26=2, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L175] RET assume_abort_if_not(var_1_16 >= 127) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_26=2, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L176] CALL assume_abort_if_not(var_1_16 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_26=2, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_26=2, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L176] RET assume_abort_if_not(var_1_16 <= 255) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_26=2, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L177] var_1_17 = __VERIFIER_nondet_uchar() [L178] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_26=2, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_26=2, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L178] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_26=2, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L179] CALL assume_abort_if_not(var_1_17 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_26=2, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_26=2, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L179] RET assume_abort_if_not(var_1_17 <= 127) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_26=2, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L180] var_1_19 = __VERIFIER_nondet_double() [L181] CALL assume_abort_if_not((var_1_19 >= -922337.2036854765600e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 9223372.036854765600e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_26=2, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_26=2, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L181] RET assume_abort_if_not((var_1_19 >= -922337.2036854765600e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 9223372.036854765600e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_26=2, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L182] var_1_21 = __VERIFIER_nondet_float() [L183] CALL assume_abort_if_not((var_1_21 >= -461168.6018427382800e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_26=2, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_26=2, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L183] RET assume_abort_if_not((var_1_21 >= -461168.6018427382800e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_26=2, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L184] var_1_22 = __VERIFIER_nondet_float() [L185] CALL assume_abort_if_not((var_1_22 >= -461168.6018427382800e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 4611686.018427382800e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_23=1993/20, var_1_25=128, var_1_26=2, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_23=1993/20, var_1_25=128, var_1_26=2, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L185] RET assume_abort_if_not((var_1_22 >= -461168.6018427382800e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 4611686.018427382800e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_23=1993/20, var_1_25=128, var_1_26=2, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L186] var_1_23 = __VERIFIER_nondet_float() [L187] CALL assume_abort_if_not((var_1_23 >= -461168.6018427382800e+13F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 4611686.018427382800e+12F && var_1_23 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_26=2, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_26=2, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L187] RET assume_abort_if_not((var_1_23 >= -461168.6018427382800e+13F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 4611686.018427382800e+12F && var_1_23 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_26=2, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L188] var_1_26 = __VERIFIER_nondet_ulong() [L189] CALL assume_abort_if_not(var_1_26 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L189] RET assume_abort_if_not(var_1_26 >= 0) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L190] CALL assume_abort_if_not(var_1_26 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_26=1, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_26=1, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L190] RET assume_abort_if_not(var_1_26 <= 4294967294) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_26=1, var_1_27=-16, var_1_28=0, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L191] var_1_28 = __VERIFIER_nondet_uchar() [L192] CALL assume_abort_if_not(var_1_28 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_26=1, var_1_27=-16, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_26=1, var_1_27=-16, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L192] RET assume_abort_if_not(var_1_28 >= 0) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_26=1, var_1_27=-16, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L193] CALL assume_abort_if_not(var_1_28 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_26=1, var_1_27=-16, var_1_28=1, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_26=1, var_1_27=-16, var_1_28=1, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L193] RET assume_abort_if_not(var_1_28 <= 1) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_26=1, var_1_27=-16, var_1_28=1, var_1_29=10000, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L194] var_1_29 = __VERIFIER_nondet_short() [L195] CALL assume_abort_if_not(var_1_29 >= -32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_26=1, var_1_27=-16, var_1_28=1, var_1_29=1, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_26=1, var_1_27=-16, var_1_28=1, var_1_29=1, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L195] RET assume_abort_if_not(var_1_29 >= -32767) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_26=1, var_1_27=-16, var_1_28=1, var_1_29=1, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L196] CALL assume_abort_if_not(var_1_29 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_26=1, var_1_27=-16, var_1_28=1, var_1_29=1, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_26=1, var_1_27=-16, var_1_28=1, var_1_29=1, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L196] RET assume_abort_if_not(var_1_29 <= 32766) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_26=1, var_1_27=-16, var_1_28=1, var_1_29=1, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L197] var_1_31 = __VERIFIER_nondet_double() [L198] CALL assume_abort_if_not((var_1_31 >= -922337.2036854765600e+13F && var_1_31 <= -1.0e-20F) || (var_1_31 <= 9223372.036854765600e+12F && var_1_31 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_26=1, var_1_27=-16, var_1_28=1, var_1_29=1, var_1_30=9/2, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_26=1, var_1_27=-16, var_1_28=1, var_1_29=1, var_1_30=9/2, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L198] RET assume_abort_if_not((var_1_31 >= -922337.2036854765600e+13F && var_1_31 <= -1.0e-20F) || (var_1_31 <= 9223372.036854765600e+12F && var_1_31 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_26=1, var_1_27=-16, var_1_28=1, var_1_29=1, var_1_30=9/2, var_1_32=-10, var_1_33=0, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L199] var_1_33 = __VERIFIER_nondet_ulong() [L200] CALL assume_abort_if_not(var_1_33 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_26=1, var_1_27=-16, var_1_28=1, var_1_29=1, var_1_30=9/2, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_26=1, var_1_27=-16, var_1_28=1, var_1_29=1, var_1_30=9/2, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L200] RET assume_abort_if_not(var_1_33 >= 0) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_26=1, var_1_27=-16, var_1_28=1, var_1_29=1, var_1_30=9/2, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L201] CALL assume_abort_if_not(var_1_33 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_26=1, var_1_27=-16, var_1_28=1, var_1_29=1, var_1_30=9/2, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_26=1, var_1_27=-16, var_1_28=1, var_1_29=1, var_1_30=9/2, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L201] RET assume_abort_if_not(var_1_33 <= 4294967295) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_26=1, var_1_27=-16, var_1_28=1, var_1_29=1, var_1_30=9/2, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L202] var_1_34 = __VERIFIER_nondet_char() [L203] CALL assume_abort_if_not(var_1_34 >= -126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_26=1, var_1_27=-16, var_1_28=1, var_1_29=1, var_1_30=9/2, var_1_32=-10, var_1_34=-16, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_26=1, var_1_27=-16, var_1_28=1, var_1_29=1, var_1_30=9/2, var_1_32=-10, var_1_34=-16, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L203] RET assume_abort_if_not(var_1_34 >= -126) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_26=1, var_1_27=-16, var_1_28=1, var_1_29=1, var_1_30=9/2, var_1_32=-10, var_1_34=-16, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L204] CALL assume_abort_if_not(var_1_34 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_26=1, var_1_27=-16, var_1_28=1, var_1_29=1, var_1_30=9/2, var_1_32=-10, var_1_34=-16, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_26=1, var_1_27=-16, var_1_28=1, var_1_29=1, var_1_30=9/2, var_1_32=-10, var_1_34=-16, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L204] RET assume_abort_if_not(var_1_34 <= 126) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_26=1, var_1_27=-16, var_1_28=1, var_1_29=1, var_1_30=9/2, var_1_32=-10, var_1_34=-16, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L205] var_1_36 = __VERIFIER_nondet_uchar() [L206] CALL assume_abort_if_not(var_1_36 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_26=1, var_1_27=-16, var_1_28=1, var_1_29=1, var_1_30=9/2, var_1_32=-10, var_1_34=-16, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_26=1, var_1_27=-16, var_1_28=1, var_1_29=1, var_1_30=9/2, var_1_32=-10, var_1_34=-16, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L206] RET assume_abort_if_not(var_1_36 >= 1) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_26=1, var_1_27=-16, var_1_28=1, var_1_29=1, var_1_30=9/2, var_1_32=-10, var_1_34=-16, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L207] CALL assume_abort_if_not(var_1_36 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_26=1, var_1_27=-16, var_1_28=1, var_1_29=1, var_1_30=9/2, var_1_32=-10, var_1_34=-16, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_26=1, var_1_27=-16, var_1_28=1, var_1_29=1, var_1_30=9/2, var_1_32=-10, var_1_34=-16, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L207] RET assume_abort_if_not(var_1_36 <= 1) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_26=1, var_1_27=-16, var_1_28=1, var_1_29=1, var_1_30=9/2, var_1_32=-10, var_1_34=-16, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L224] RET updateVariables() [L225] CALL step() [L63] unsigned char stepLocal_2 = var_1_14; VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, stepLocal_2=0, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_26=1, var_1_27=-16, var_1_28=1, var_1_29=1, var_1_30=9/2, var_1_32=-10, var_1_34=-16, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L64] COND FALSE !(\read(var_1_12)) [L75] var_1_11 = last_1_var_1_11 VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, stepLocal_2=0, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_26=1, var_1_27=-16, var_1_28=1, var_1_29=1, var_1_30=9/2, var_1_32=-10, var_1_34=-16, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L77] var_1_25 = var_1_26 VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, stepLocal_2=0, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=1, var_1_26=1, var_1_27=-16, var_1_28=1, var_1_29=1, var_1_30=9/2, var_1_32=-10, var_1_34=-16, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L78] COND TRUE var_1_34 <= var_1_27 [L79] var_1_37 = (((((32 - 2)) < (var_1_32)) ? ((32 - 2)) : (var_1_32))) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, stepLocal_2=0, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=1, var_1_26=1, var_1_27=-16, var_1_28=1, var_1_29=1, var_1_30=9/2, var_1_32=-10, var_1_34=-16, var_1_35=1, var_1_36=1, var_1_37=-10, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L91] COND TRUE var_1_31 <= 9.6 [L92] var_1_38 = (((((var_1_34 + var_1_32)) > (var_1_27)) ? ((var_1_34 + var_1_32)) : (var_1_27))) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, stepLocal_2=0, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=1, var_1_26=1, var_1_27=-16, var_1_28=1, var_1_29=1, var_1_30=9/2, var_1_32=-10, var_1_34=-16, var_1_35=1, var_1_36=1, var_1_37=-10, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L102] signed long int stepLocal_1 = last_1_var_1_1; VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, stepLocal_1=4, stepLocal_2=0, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=1, var_1_26=1, var_1_27=-16, var_1_28=1, var_1_29=1, var_1_30=9/2, var_1_32=-10, var_1_34=-16, var_1_35=1, var_1_36=1, var_1_37=-10, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=253, var_1_8=254, var_1_9=10] [L103] COND TRUE stepLocal_1 < 5 [L104] var_1_6 = ((((((((((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))) < (var_1_9)) ? (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))) : (var_1_9)))) > (var_1_10)) ? (((((((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))) < (var_1_9)) ? (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))) : (var_1_9)))) : (var_1_10))) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, stepLocal_1=4, stepLocal_2=0, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=1, var_1_26=1, var_1_27=-16, var_1_28=1, var_1_29=1, var_1_30=9/2, var_1_32=-10, var_1_34=-16, var_1_35=1, var_1_36=1, var_1_37=-10, var_1_38=-16, var_1_39=-32, var_1_6=10, var_1_7=253, var_1_8=254, var_1_9=10] [L108] COND TRUE (var_1_25 < ((((var_1_26) < 0 ) ? -(var_1_26) : (var_1_26)))) || var_1_28 [L109] var_1_27 = var_1_29 VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, stepLocal_1=4, stepLocal_2=0, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=1, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=9/2, var_1_32=-10, var_1_34=-16, var_1_35=1, var_1_36=1, var_1_37=-10, var_1_38=-16, var_1_39=-32, var_1_6=10, var_1_7=253, var_1_8=254, var_1_9=10] [L111] EXPR var_1_25 & var_1_33 VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, stepLocal_1=4, stepLocal_2=0, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=1, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=9/2, var_1_32=-10, var_1_33=0, var_1_34=-16, var_1_35=1, var_1_36=1, var_1_37=-10, var_1_38=-16, var_1_39=-32, var_1_6=10, var_1_7=253, var_1_8=254, var_1_9=10] [L111] COND TRUE var_1_26 <= (~ (var_1_25 & var_1_33)) [L112] var_1_32 = ((((var_1_34) < 0 ) ? -(var_1_34) : (var_1_34))) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, stepLocal_1=4, stepLocal_2=0, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=1, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=9/2, var_1_32=16, var_1_33=0, var_1_34=-16, var_1_35=1, var_1_36=1, var_1_37=-10, var_1_38=-16, var_1_39=-32, var_1_6=10, var_1_7=253, var_1_8=254, var_1_9=10] [L114] unsigned char stepLocal_0 = var_1_6; VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, stepLocal_0=10, stepLocal_1=4, stepLocal_2=0, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=1, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=9/2, var_1_32=16, var_1_33=0, var_1_34=-16, var_1_35=1, var_1_36=1, var_1_37=-10, var_1_38=-16, var_1_39=-32, var_1_6=10, var_1_7=253, var_1_8=254, var_1_9=10] [L115] COND TRUE var_1_11 <= stepLocal_0 [L116] var_1_1 = ((((((((var_1_11) < (((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6))))) ? (var_1_11) : (((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6))))))) > (var_1_6)) ? (((((var_1_11) < (((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6))))) ? (var_1_11) : (((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6))))))) : (var_1_6))) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, stepLocal_0=10, stepLocal_1=4, stepLocal_2=0, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_1=10, var_1_20=201/4, var_1_25=1, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=9/2, var_1_32=16, var_1_33=0, var_1_34=-16, var_1_35=1, var_1_36=1, var_1_37=-10, var_1_38=-16, var_1_39=-32, var_1_6=10, var_1_7=253, var_1_8=254, var_1_9=10] [L118] COND TRUE var_1_29 <= var_1_26 [L119] var_1_35 = var_1_36 VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, stepLocal_0=10, stepLocal_1=4, stepLocal_2=0, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_1=10, var_1_20=201/4, var_1_25=1, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=9/2, var_1_32=16, var_1_33=0, var_1_34=-16, var_1_35=1, var_1_36=1, var_1_37=-10, var_1_38=-16, var_1_39=-32, var_1_6=10, var_1_7=253, var_1_8=254, var_1_9=10] [L121] signed long int stepLocal_5 = 0; VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, stepLocal_0=10, stepLocal_1=4, stepLocal_2=0, stepLocal_5=0, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_1=10, var_1_20=201/4, var_1_25=1, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=9/2, var_1_32=16, var_1_33=0, var_1_34=-16, var_1_35=1, var_1_36=1, var_1_37=-10, var_1_38=-16, var_1_39=-32, var_1_6=10, var_1_7=253, var_1_8=254, var_1_9=10] [L122] COND FALSE !(\read(var_1_13)) [L135] var_1_20 = var_1_23 VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, stepLocal_0=10, stepLocal_1=4, stepLocal_2=0, stepLocal_5=0, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_1=10, var_1_20=2, var_1_23=2, var_1_25=1, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=9/2, var_1_32=16, var_1_33=0, var_1_34=-16, var_1_35=1, var_1_36=1, var_1_37=-10, var_1_38=-16, var_1_39=-32, var_1_6=10, var_1_7=253, var_1_8=254, var_1_9=10] [L137] unsigned char stepLocal_3 = var_1_6; VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, stepLocal_0=10, stepLocal_1=4, stepLocal_2=0, stepLocal_3=10, stepLocal_5=0, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_1=10, var_1_20=2, var_1_23=2, var_1_25=1, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=9/2, var_1_32=16, var_1_33=0, var_1_34=-16, var_1_35=1, var_1_36=1, var_1_37=-10, var_1_38=-16, var_1_39=-32, var_1_6=10, var_1_7=253, var_1_8=254, var_1_9=10] [L138] COND TRUE stepLocal_3 <= (((((128) > (var_1_16)) ? (128) : (var_1_16))) - var_1_17) [L139] var_1_15 = (((((var_1_6 - var_1_6)) > (((((var_1_8) < (var_1_7)) ? (var_1_8) : (var_1_7))))) ? ((var_1_6 - var_1_6)) : (((((var_1_8) < (var_1_7)) ? (var_1_8) : (var_1_7)))))) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, stepLocal_0=10, stepLocal_1=4, stepLocal_2=0, stepLocal_3=10, stepLocal_5=0, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=253, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_1=10, var_1_20=2, var_1_23=2, var_1_25=1, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=9/2, var_1_32=16, var_1_33=0, var_1_34=-16, var_1_35=1, var_1_36=1, var_1_37=-10, var_1_38=-16, var_1_39=-32, var_1_6=10, var_1_7=253, var_1_8=254, var_1_9=10] [L143] var_1_39 = var_1_34 [L144] unsigned short int stepLocal_4 = var_1_1; VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, stepLocal_0=10, stepLocal_1=4, stepLocal_2=0, stepLocal_3=10, stepLocal_4=10, stepLocal_5=0, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=253, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_1=10, var_1_20=2, var_1_23=2, var_1_25=1, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=9/2, var_1_32=16, var_1_33=0, var_1_34=-16, var_1_35=1, var_1_36=1, var_1_37=-10, var_1_38=-16, var_1_39=-16, var_1_6=10, var_1_7=253, var_1_8=254, var_1_9=10] [L145] EXPR 200 << var_1_15 VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, stepLocal_0=10, stepLocal_1=4, stepLocal_2=0, stepLocal_3=10, stepLocal_4=10, stepLocal_5=0, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=253, var_1_16=128, var_1_17=0, var_1_18=18/5, var_1_1=10, var_1_20=2, var_1_23=2, var_1_25=1, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=9/2, var_1_32=16, var_1_33=0, var_1_34=-16, var_1_35=1, var_1_36=1, var_1_37=-10, var_1_38=-16, var_1_39=-16, var_1_6=10, var_1_7=253, var_1_8=254, var_1_9=10] [L145] COND TRUE ((200 << var_1_15) * (var_1_17 * var_1_7)) < stepLocal_4 [L146] var_1_18 = var_1_19 VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, stepLocal_0=10, stepLocal_1=4, stepLocal_2=0, stepLocal_3=10, stepLocal_4=10, stepLocal_5=0, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=253, var_1_16=128, var_1_17=0, var_1_18=3, var_1_19=3, var_1_1=10, var_1_20=2, var_1_23=2, var_1_25=1, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=9/2, var_1_32=16, var_1_33=0, var_1_34=-16, var_1_35=1, var_1_36=1, var_1_37=-10, var_1_38=-16, var_1_39=-16, var_1_6=10, var_1_7=253, var_1_8=254, var_1_9=10] [L148] COND FALSE !(! var_1_28) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, stepLocal_0=10, stepLocal_1=4, stepLocal_2=0, stepLocal_3=10, stepLocal_4=10, stepLocal_5=0, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=253, var_1_16=128, var_1_17=0, var_1_18=3, var_1_19=3, var_1_1=10, var_1_20=2, var_1_23=2, var_1_25=1, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=9/2, var_1_32=16, var_1_33=0, var_1_34=-16, var_1_35=1, var_1_36=1, var_1_37=-10, var_1_38=-16, var_1_39=-16, var_1_6=10, var_1_7=253, var_1_8=254, var_1_9=10] [L225] RET step() [L226] CALL, EXPR property() [L216] EXPR (((((var_1_11 <= var_1_6) ? (var_1_1 == ((unsigned short int) ((((((((var_1_11) < (((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6))))) ? (var_1_11) : (((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6))))))) > (var_1_6)) ? (((((var_1_11) < (((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6))))) ? (var_1_11) : (((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6))))))) : (var_1_6))))) : 1) && ((last_1_var_1_1 < 5) ? (var_1_6 == ((unsigned char) ((((((((((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))) < (var_1_9)) ? (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))) : (var_1_9)))) > (var_1_10)) ? (((((((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))) < (var_1_9)) ? (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))) : (var_1_9)))) : (var_1_10))))) : (var_1_6 == ((unsigned char) var_1_10)))) && (var_1_12 ? (var_1_13 ? (((last_1_var_1_6 > (~ var_1_10)) && var_1_14) ? (var_1_11 == ((signed short int) ((((var_1_8) > ((var_1_10 + last_1_var_1_15))) ? (var_1_8) : ((var_1_10 + last_1_var_1_15)))))) : (var_1_11 == ((signed short int) last_1_var_1_6))) : (var_1_11 == ((signed short int) var_1_8))) : (var_1_11 == ((signed short int) last_1_var_1_11)))) && ((var_1_6 <= (((((128) > (var_1_16)) ? (128) : (var_1_16))) - var_1_17)) ? (var_1_15 == ((signed long int) (((((var_1_6 - var_1_6)) > (((((var_1_8) < (var_1_7)) ? (var_1_8) : (var_1_7))))) ? ((var_1_6 - var_1_6)) : (((((var_1_8) < (var_1_7)) ? (var_1_8) : (var_1_7)))))))) : (var_1_15 == ((signed long int) var_1_11)))) && ((((200 << var_1_15) * (var_1_17 * var_1_7)) < var_1_1) ? (var_1_18 == ((double) var_1_19)) : 1) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=253, var_1_16=128, var_1_17=0, var_1_18=3, var_1_19=3, var_1_1=10, var_1_20=2, var_1_23=2, var_1_25=1, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=9/2, var_1_32=16, var_1_33=0, var_1_34=-16, var_1_35=1, var_1_36=1, var_1_37=-10, var_1_38=-16, var_1_39=-16, var_1_6=10, var_1_7=253, var_1_8=254, var_1_9=10] [L216] EXPR 200 << var_1_15 VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=253, var_1_16=128, var_1_17=0, var_1_18=3, var_1_19=3, var_1_1=10, var_1_20=2, var_1_23=2, var_1_25=1, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=9/2, var_1_32=16, var_1_33=0, var_1_34=-16, var_1_35=1, var_1_36=1, var_1_37=-10, var_1_38=-16, var_1_39=-16, var_1_6=10, var_1_7=253, var_1_8=254, var_1_9=10] [L216] EXPR (((((var_1_11 <= var_1_6) ? (var_1_1 == ((unsigned short int) ((((((((var_1_11) < (((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6))))) ? (var_1_11) : (((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6))))))) > (var_1_6)) ? (((((var_1_11) < (((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6))))) ? (var_1_11) : (((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6))))))) : (var_1_6))))) : 1) && ((last_1_var_1_1 < 5) ? (var_1_6 == ((unsigned char) ((((((((((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))) < (var_1_9)) ? (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))) : (var_1_9)))) > (var_1_10)) ? (((((((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))) < (var_1_9)) ? (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))) : (var_1_9)))) : (var_1_10))))) : (var_1_6 == ((unsigned char) var_1_10)))) && (var_1_12 ? (var_1_13 ? (((last_1_var_1_6 > (~ var_1_10)) && var_1_14) ? (var_1_11 == ((signed short int) ((((var_1_8) > ((var_1_10 + last_1_var_1_15))) ? (var_1_8) : ((var_1_10 + last_1_var_1_15)))))) : (var_1_11 == ((signed short int) last_1_var_1_6))) : (var_1_11 == ((signed short int) var_1_8))) : (var_1_11 == ((signed short int) last_1_var_1_11)))) && ((var_1_6 <= (((((128) > (var_1_16)) ? (128) : (var_1_16))) - var_1_17)) ? (var_1_15 == ((signed long int) (((((var_1_6 - var_1_6)) > (((((var_1_8) < (var_1_7)) ? (var_1_8) : (var_1_7))))) ? ((var_1_6 - var_1_6)) : (((((var_1_8) < (var_1_7)) ? (var_1_8) : (var_1_7)))))))) : (var_1_15 == ((signed long int) var_1_11)))) && ((((200 << var_1_15) * (var_1_17 * var_1_7)) < var_1_1) ? (var_1_18 == ((double) var_1_19)) : 1) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=253, var_1_16=128, var_1_17=0, var_1_18=3, var_1_19=3, var_1_1=10, var_1_20=2, var_1_23=2, var_1_25=1, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=9/2, var_1_32=16, var_1_33=0, var_1_34=-16, var_1_35=1, var_1_36=1, var_1_37=-10, var_1_38=-16, var_1_39=-16, var_1_6=10, var_1_7=253, var_1_8=254, var_1_9=10] [L216-L217] return ((((((var_1_11 <= var_1_6) ? (var_1_1 == ((unsigned short int) ((((((((var_1_11) < (((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6))))) ? (var_1_11) : (((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6))))))) > (var_1_6)) ? (((((var_1_11) < (((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6))))) ? (var_1_11) : (((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6))))))) : (var_1_6))))) : 1) && ((last_1_var_1_1 < 5) ? (var_1_6 == ((unsigned char) ((((((((((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))) < (var_1_9)) ? (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))) : (var_1_9)))) > (var_1_10)) ? (((((((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))) < (var_1_9)) ? (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))) : (var_1_9)))) : (var_1_10))))) : (var_1_6 == ((unsigned char) var_1_10)))) && (var_1_12 ? (var_1_13 ? (((last_1_var_1_6 > (~ var_1_10)) && var_1_14) ? (var_1_11 == ((signed short int) ((((var_1_8) > ((var_1_10 + last_1_var_1_15))) ? (var_1_8) : ((var_1_10 + last_1_var_1_15)))))) : (var_1_11 == ((signed short int) last_1_var_1_6))) : (var_1_11 == ((signed short int) var_1_8))) : (var_1_11 == ((signed short int) last_1_var_1_11)))) && ((var_1_6 <= (((((128) > (var_1_16)) ? (128) : (var_1_16))) - var_1_17)) ? (var_1_15 == ((signed long int) (((((var_1_6 - var_1_6)) > (((((var_1_8) < (var_1_7)) ? (var_1_8) : (var_1_7))))) ? ((var_1_6 - var_1_6)) : (((((var_1_8) < (var_1_7)) ? (var_1_8) : (var_1_7)))))))) : (var_1_15 == ((signed long int) var_1_11)))) && ((((200 << var_1_15) * (var_1_17 * var_1_7)) < var_1_1) ? (var_1_18 == ((double) var_1_19)) : 1)) && (var_1_13 ? (var_1_14 ? (var_1_12 ? (var_1_20 == ((float) (var_1_21 + ((((var_1_22) > (var_1_23)) ? (var_1_22) : (var_1_23)))))) : 1) : ((var_1_6 <= 0) ? (var_1_20 == ((float) var_1_19)) : (var_1_20 == ((float) var_1_22)))) : (var_1_20 == ((float) var_1_23))) ; [L226] RET, EXPR property() [L226] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=253, var_1_16=128, var_1_17=0, var_1_18=3, var_1_19=3, var_1_1=10, var_1_20=2, var_1_23=2, var_1_25=1, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=9/2, var_1_32=16, var_1_33=0, var_1_34=-16, var_1_35=1, var_1_36=1, var_1_37=-10, var_1_38=-16, var_1_39=-16, var_1_6=10, var_1_7=253, var_1_8=254, var_1_9=10] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=10, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=253, var_1_16=128, var_1_17=0, var_1_18=3, var_1_19=3, var_1_1=10, var_1_20=2, var_1_23=2, var_1_25=1, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=9/2, var_1_32=16, var_1_33=0, var_1_34=-16, var_1_35=1, var_1_36=1, var_1_37=-10, var_1_38=-16, var_1_39=-16, var_1_6=10, var_1_7=253, var_1_8=254, var_1_9=10] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 103 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 174.0s, OverallIterations: 20, TraceHistogramMax: 35, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 24.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5365 SdHoareTripleChecker+Valid, 10.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5365 mSDsluCounter, 17775 SdHoareTripleChecker+Invalid, 9.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 13880 mSDsCounter, 363 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5244 IncrementalHoareTripleChecker+Invalid, 5607 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 363 mSolverCounterUnsat, 3895 mSDtfsCounter, 5244 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4824 GetRequests, 4487 SyntacticMatches, 0 SemanticMatches, 337 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1832 ImplicationChecksByTransitivity, 19.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=838occurred in iteration=19, InterpolantAutomatonStates: 311, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.1s AutomataMinimizationTime, 19 MinimizatonAttempts, 3158 StatesRemovedByMinimization, 18 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.6s SsaConstructionTime, 1.8s SatisfiabilityAnalysisTime, 139.7s InterpolantComputationTime, 4674 NumberOfCodeBlocks, 4674 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 4652 ConstructedInterpolants, 0 QuantifiedInterpolants, 46028 SizeOfPredicates, 348 NumberOfNonLiveVariables, 9788 ConjunctsInSsa, 339 ConjunctsInUnsatCore, 21 InterpolantComputations, 19 PerfectInterpolantSequences, 49605/49980 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-29 04:25:29,098 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forcibly destroying the process [2023-11-29 04:25:29,124 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/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_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-28.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/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_a90d0e61-f0f4-4026-bcae-86903afab039/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 5332b36603751102648bffc8ac39fdf2a7d71975d025b0c681cc0cf5f9c23fe9 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 04:25:30,807 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 04:25:30,881 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-29 04:25:30,886 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 04:25:30,886 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 04:25:30,914 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 04:25:30,915 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 04:25:30,915 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 04:25:30,916 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 04:25:30,917 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 04:25:30,917 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 04:25:30,918 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 04:25:30,918 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 04:25:30,919 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 04:25:30,920 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 04:25:30,920 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 04:25:30,921 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 04:25:30,922 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 04:25:30,922 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 04:25:30,923 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 04:25:30,923 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 04:25:30,924 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 04:25:30,925 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 04:25:30,925 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-29 04:25:30,925 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-29 04:25:30,926 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-29 04:25:30,926 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 04:25:30,926 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 04:25:30,927 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 04:25:30,927 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 04:25:30,928 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 04:25:30,928 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 04:25:30,929 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 04:25:30,929 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 04:25:30,929 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 04:25:30,929 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 04:25:30,929 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 04:25:30,930 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-29 04:25:30,930 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-29 04:25:30,930 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 04:25:30,930 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 04:25:30,931 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 04:25:30,931 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 04:25:30,931 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 04:25:30,931 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-29 04:25:30,931 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_a90d0e61-f0f4-4026-bcae-86903afab039/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5332b36603751102648bffc8ac39fdf2a7d71975d025b0c681cc0cf5f9c23fe9 [2023-11-29 04:25:31,211 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 04:25:31,230 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 04:25:31,233 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 04:25:31,234 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 04:25:31,234 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 04:25:31,236 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-28.i [2023-11-29 04:25:33,989 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 04:25:34,210 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 04:25:34,210 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-28.i [2023-11-29 04:25:34,221 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/data/01ae1cd40/2686b01b42ef42f98336781d081e21cd/FLAGd98f4bf64 [2023-11-29 04:25:34,236 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/data/01ae1cd40/2686b01b42ef42f98336781d081e21cd [2023-11-29 04:25:34,239 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 04:25:34,241 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 04:25:34,242 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 04:25:34,242 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 04:25:34,248 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 04:25:34,248 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 04:25:34" (1/1) ... [2023-11-29 04:25:34,249 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3355f7eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:25:34, skipping insertion in model container [2023-11-29 04:25:34,250 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 04:25:34" (1/1) ... [2023-11-29 04:25:34,289 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 04:25:34,443 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_a90d0e61-f0f4-4026-bcae-86903afab039/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-28.i[919,932] [2023-11-29 04:25:34,521 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 04:25:34,539 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 04:25:34,551 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_a90d0e61-f0f4-4026-bcae-86903afab039/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-28.i[919,932] [2023-11-29 04:25:34,624 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 04:25:34,644 INFO L206 MainTranslator]: Completed translation [2023-11-29 04:25:34,645 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:25:34 WrapperNode [2023-11-29 04:25:34,645 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 04:25:34,646 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 04:25:34,647 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 04:25:34,647 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 04:25:34,655 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:25:34" (1/1) ... [2023-11-29 04:25:34,669 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:25:34" (1/1) ... [2023-11-29 04:25:34,702 INFO L138 Inliner]: procedures = 27, calls = 48, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 225 [2023-11-29 04:25:34,702 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 04:25:34,703 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 04:25:34,703 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 04:25:34,703 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 04:25:34,715 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:25:34" (1/1) ... [2023-11-29 04:25:34,715 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:25:34" (1/1) ... [2023-11-29 04:25:34,722 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:25:34" (1/1) ... [2023-11-29 04:25:34,738 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-11-29 04:25:34,738 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:25:34" (1/1) ... [2023-11-29 04:25:34,739 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:25:34" (1/1) ... [2023-11-29 04:25:34,754 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:25:34" (1/1) ... [2023-11-29 04:25:34,758 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:25:34" (1/1) ... [2023-11-29 04:25:34,762 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:25:34" (1/1) ... [2023-11-29 04:25:34,765 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:25:34" (1/1) ... [2023-11-29 04:25:34,771 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 04:25:34,772 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 04:25:34,772 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 04:25:34,772 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 04:25:34,773 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:25:34" (1/1) ... [2023-11-29 04:25:34,781 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 04:25:34,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:25:34,807 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 04:25:34,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 04:25:34,843 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 04:25:34,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-29 04:25:34,843 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 04:25:34,843 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 04:25:34,843 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 04:25:34,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 04:25:34,943 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 04:25:34,945 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 04:25:36,092 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 04:25:36,150 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 04:25:36,151 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 04:25:36,151 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 04:25:36 BoogieIcfgContainer [2023-11-29 04:25:36,151 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 04:25:36,154 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 04:25:36,154 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 04:25:36,157 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 04:25:36,157 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 04:25:34" (1/3) ... [2023-11-29 04:25:36,157 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b84f0b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 04:25:36, skipping insertion in model container [2023-11-29 04:25:36,158 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:25:34" (2/3) ... [2023-11-29 04:25:36,158 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b84f0b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 04:25:36, skipping insertion in model container [2023-11-29 04:25:36,158 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 04:25:36" (3/3) ... [2023-11-29 04:25:36,160 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-cn_file-28.i [2023-11-29 04:25:36,175 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 04:25:36,175 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 04:25:36,219 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 04:25:36,224 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;@266aed4d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 04:25:36,225 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 04:25:36,228 INFO L276 IsEmpty]: Start isEmpty. Operand has 95 states, 57 states have (on average 1.456140350877193) internal successors, (83), 58 states have internal predecessors, (83), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2023-11-29 04:25:36,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2023-11-29 04:25:36,245 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:25:36,246 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:25:36,247 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:25:36,251 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:25:36,252 INFO L85 PathProgramCache]: Analyzing trace with hash -1267775938, now seen corresponding path program 1 times [2023-11-29 04:25:36,264 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:25:36,264 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [590167575] [2023-11-29 04:25:36,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:25:36,265 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:25:36,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:25:36,266 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 04:25:36,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-29 04:25:36,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:25:36,659 INFO L262 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 04:25:36,676 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:25:36,735 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 1124 proven. 0 refuted. 0 times theorem prover too weak. 1256 trivial. 0 not checked. [2023-11-29 04:25:36,736 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:25:36,736 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 04:25:36,737 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [590167575] [2023-11-29 04:25:36,738 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [590167575] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:25:36,738 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:25:36,738 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 04:25:36,740 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [723080941] [2023-11-29 04:25:36,741 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:25:36,746 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 04:25:36,746 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 04:25:36,775 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 04:25:36,775 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 04:25:36,778 INFO L87 Difference]: Start difference. First operand has 95 states, 57 states have (on average 1.456140350877193) internal successors, (83), 58 states have internal predecessors, (83), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) Second operand has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-11-29 04:25:37,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:25:37,401 INFO L93 Difference]: Finished difference Result 187 states and 339 transitions. [2023-11-29 04:25:37,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 04:25:37,412 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 218 [2023-11-29 04:25:37,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:25:37,420 INFO L225 Difference]: With dead ends: 187 [2023-11-29 04:25:37,420 INFO L226 Difference]: Without dead ends: 93 [2023-11-29 04:25:37,425 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 217 GetRequests, 217 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 04:25:37,429 INFO L413 NwaCegarLoop]: 145 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 145 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-29 04:25:37,429 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 145 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-29 04:25:37,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2023-11-29 04:25:37,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 93. [2023-11-29 04:25:37,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 56 states have (on average 1.3928571428571428) internal successors, (78), 56 states have internal predecessors, (78), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2023-11-29 04:25:37,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 148 transitions. [2023-11-29 04:25:37,476 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 148 transitions. Word has length 218 [2023-11-29 04:25:37,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:25:37,477 INFO L495 AbstractCegarLoop]: Abstraction has 93 states and 148 transitions. [2023-11-29 04:25:37,477 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-11-29 04:25:37,477 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 148 transitions. [2023-11-29 04:25:37,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2023-11-29 04:25:37,483 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:25:37,483 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:25:37,493 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-29 04:25:37,684 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:25:37,684 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:25:37,685 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:25:37,685 INFO L85 PathProgramCache]: Analyzing trace with hash 1209828548, now seen corresponding path program 1 times [2023-11-29 04:25:37,686 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:25:37,686 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1866916730] [2023-11-29 04:25:37,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:25:37,687 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:25:37,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:25:37,688 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 04:25:37,689 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-29 04:25:38,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:25:38,092 INFO L262 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 04:25:38,102 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:25:38,673 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2023-11-29 04:25:38,673 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:25:38,674 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 04:25:38,674 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1866916730] [2023-11-29 04:25:38,674 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1866916730] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:25:38,675 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:25:38,675 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 04:25:38,675 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1536064652] [2023-11-29 04:25:38,675 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:25:38,677 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 04:25:38,677 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 04:25:38,679 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 04:25:38,679 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-29 04:25:38,679 INFO L87 Difference]: Start difference. First operand 93 states and 148 transitions. Second operand has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-29 04:25:40,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:25:40,016 INFO L93 Difference]: Finished difference Result 294 states and 467 transitions. [2023-11-29 04:25:40,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 04:25:40,029 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 218 [2023-11-29 04:25:40,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:25:40,035 INFO L225 Difference]: With dead ends: 294 [2023-11-29 04:25:40,035 INFO L226 Difference]: Without dead ends: 202 [2023-11-29 04:25:40,037 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 220 GetRequests, 214 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-29 04:25:40,039 INFO L413 NwaCegarLoop]: 165 mSDtfsCounter, 150 mSDsluCounter, 432 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 71 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 150 SdHoareTripleChecker+Valid, 597 SdHoareTripleChecker+Invalid, 93 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-11-29 04:25:40,040 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [150 Valid, 597 Invalid, 93 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-11-29 04:25:40,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2023-11-29 04:25:40,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 183. [2023-11-29 04:25:40,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 183 states, 110 states have (on average 1.3909090909090909) internal successors, (153), 110 states have internal predecessors, (153), 70 states have call successors, (70), 2 states have call predecessors, (70), 2 states have return successors, (70), 70 states have call predecessors, (70), 70 states have call successors, (70) [2023-11-29 04:25:40,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 183 states and 293 transitions. [2023-11-29 04:25:40,083 INFO L78 Accepts]: Start accepts. Automaton has 183 states and 293 transitions. Word has length 218 [2023-11-29 04:25:40,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:25:40,084 INFO L495 AbstractCegarLoop]: Abstraction has 183 states and 293 transitions. [2023-11-29 04:25:40,085 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-29 04:25:40,085 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 293 transitions. [2023-11-29 04:25:40,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2023-11-29 04:25:40,090 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:25:40,090 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:25:40,099 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/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)] Forceful destruction successful, exit code 0 [2023-11-29 04:25:40,296 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:25:40,297 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:25:40,298 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:25:40,298 INFO L85 PathProgramCache]: Analyzing trace with hash -2064070394, now seen corresponding path program 1 times [2023-11-29 04:25:40,299 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:25:40,299 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [131379994] [2023-11-29 04:25:40,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:25:40,299 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:25:40,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:25:40,301 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 04:25:40,303 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-29 04:25:40,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:25:40,662 INFO L262 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 04:25:40,669 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:25:40,786 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2023-11-29 04:25:40,786 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:25:40,786 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 04:25:40,786 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [131379994] [2023-11-29 04:25:40,787 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [131379994] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:25:40,787 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:25:40,787 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 04:25:40,788 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2014459592] [2023-11-29 04:25:40,788 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:25:40,789 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 04:25:40,789 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 04:25:40,790 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 04:25:40,791 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 04:25:40,791 INFO L87 Difference]: Start difference. First operand 183 states and 293 transitions. Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-29 04:25:41,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:25:41,677 INFO L93 Difference]: Finished difference Result 539 states and 844 transitions. [2023-11-29 04:25:41,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 04:25:41,680 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 218 [2023-11-29 04:25:41,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:25:41,687 INFO L225 Difference]: With dead ends: 539 [2023-11-29 04:25:41,687 INFO L226 Difference]: Without dead ends: 357 [2023-11-29 04:25:41,689 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 219 GetRequests, 216 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 04:25:41,690 INFO L413 NwaCegarLoop]: 197 mSDtfsCounter, 187 mSDsluCounter, 290 mSDsCounter, 0 mSdLazyCounter, 43 mSolverCounterSat, 90 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 187 SdHoareTripleChecker+Valid, 487 SdHoareTripleChecker+Invalid, 133 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 90 IncrementalHoareTripleChecker+Valid, 43 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-11-29 04:25:41,691 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [187 Valid, 487 Invalid, 133 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [90 Valid, 43 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-11-29 04:25:41,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 357 states. [2023-11-29 04:25:41,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 357 to 352. [2023-11-29 04:25:41,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 352 states, 203 states have (on average 1.3004926108374384) internal successors, (264), 206 states have internal predecessors, (264), 140 states have call successors, (140), 8 states have call predecessors, (140), 8 states have return successors, (140), 137 states have call predecessors, (140), 140 states have call successors, (140) [2023-11-29 04:25:41,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 352 states and 544 transitions. [2023-11-29 04:25:41,769 INFO L78 Accepts]: Start accepts. Automaton has 352 states and 544 transitions. Word has length 218 [2023-11-29 04:25:41,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:25:41,770 INFO L495 AbstractCegarLoop]: Abstraction has 352 states and 544 transitions. [2023-11-29 04:25:41,771 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-29 04:25:41,771 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 544 transitions. [2023-11-29 04:25:41,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2023-11-29 04:25:41,774 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:25:41,775 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:25:41,785 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2023-11-29 04:25:41,975 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:25:41,975 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:25:41,976 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:25:41,976 INFO L85 PathProgramCache]: Analyzing trace with hash -2064010812, now seen corresponding path program 1 times [2023-11-29 04:25:41,977 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:25:41,977 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [848765198] [2023-11-29 04:25:41,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:25:41,978 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:25:41,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:25:41,979 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 04:25:41,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90d0e61-f0f4-4026-bcae-86903afab039/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-29 04:25:42,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:25:42,367 INFO L262 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 29 conjunts are in the unsatisfiable core [2023-11-29 04:25:42,388 INFO L285 TraceCheckSpWp]: Computing forward predicates...