./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-4.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-4.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu --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 cc702294ab762f82a4156ec02c3796a72ec39b54f7f827a72f56934681f39759 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:53:44,345 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:53:44,471 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-19 07:53:44,481 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:53:44,485 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:53:44,523 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:53:44,524 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:53:44,525 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:53:44,527 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:53:44,533 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:53:44,534 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:53:44,535 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:53:44,535 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:53:44,537 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:53:44,538 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:53:44,538 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:53:44,539 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:53:44,539 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:53:44,539 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:53:44,540 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:53:44,541 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:53:44,541 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:53:44,542 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:53:44,542 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:53:44,543 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:53:44,543 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:53:44,544 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:53:44,544 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:53:44,545 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:53:44,545 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:53:44,547 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:53:44,547 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:53:44,548 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:53:44,548 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 07:53:44,548 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:53:44,549 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:53:44,549 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:53:44,549 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:53:44,550 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:53:44,550 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_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cc702294ab762f82a4156ec02c3796a72ec39b54f7f827a72f56934681f39759 [2023-11-19 07:53:44,879 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:53:44,914 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:53:44,917 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:53:44,919 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:53:44,919 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:53:44,921 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-4.i [2023-11-19 07:53:48,114 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:53:48,409 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:53:48,410 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-4.i [2023-11-19 07:53:48,425 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/data/d7439c9b0/0eff9d93af1d44d39433a103c93254a3/FLAGc9db4b264 [2023-11-19 07:53:48,444 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/data/d7439c9b0/0eff9d93af1d44d39433a103c93254a3 [2023-11-19 07:53:48,449 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:53:48,451 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:53:48,455 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:53:48,456 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:53:48,464 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:53:48,465 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:53:48" (1/1) ... [2023-11-19 07:53:48,466 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b1da840 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:53:48, skipping insertion in model container [2023-11-19 07:53:48,466 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:53:48" (1/1) ... [2023-11-19 07:53:48,503 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:53:48,656 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_1f7f1742-3609-4be3-a683-879597015bca/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-4.i[914,927] [2023-11-19 07:53:48,744 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:53:48,760 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:53:48,775 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_1f7f1742-3609-4be3-a683-879597015bca/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-4.i[914,927] [2023-11-19 07:53:48,828 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:53:48,853 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:53:48,854 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:53:48 WrapperNode [2023-11-19 07:53:48,854 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:53:48,855 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:53:48,856 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:53:48,856 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:53:48,865 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:53:48" (1/1) ... [2023-11-19 07:53:48,892 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:53:48" (1/1) ... [2023-11-19 07:53:48,956 INFO L138 Inliner]: procedures = 26, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 212 [2023-11-19 07:53:48,956 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:53:48,957 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:53:48,957 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:53:48,957 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:53:48,968 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:53:48" (1/1) ... [2023-11-19 07:53:48,968 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:53:48" (1/1) ... [2023-11-19 07:53:48,972 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:53:48" (1/1) ... [2023-11-19 07:53:48,972 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:53:48" (1/1) ... [2023-11-19 07:53:48,985 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:53:48" (1/1) ... [2023-11-19 07:53:48,989 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:53:48" (1/1) ... [2023-11-19 07:53:48,993 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:53:48" (1/1) ... [2023-11-19 07:53:48,996 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:53:48" (1/1) ... [2023-11-19 07:53:49,001 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:53:49,002 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:53:49,002 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:53:49,003 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:53:49,004 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:53:48" (1/1) ... [2023-11-19 07:53:49,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:53:49,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:53:49,075 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:53:49,112 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:53:49,122 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:53:49,122 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 07:53:49,122 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 07:53:49,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 07:53:49,123 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:53:49,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:53:49,263 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:53:49,266 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:53:49,754 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:53:49,773 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:53:49,773 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 07:53:49,778 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:53:49 BoogieIcfgContainer [2023-11-19 07:53:49,778 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:53:49,784 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:53:49,784 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:53:49,788 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:53:49,789 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:53:48" (1/3) ... [2023-11-19 07:53:49,789 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@645b00bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:53:49, skipping insertion in model container [2023-11-19 07:53:49,790 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:53:48" (2/3) ... [2023-11-19 07:53:49,790 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@645b00bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:53:49, skipping insertion in model container [2023-11-19 07:53:49,790 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:53:49" (3/3) ... [2023-11-19 07:53:49,792 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-4.i [2023-11-19 07:53:49,813 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:53:49,814 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 07:53:49,870 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:53:49,877 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;@1eadc212, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:53:49,878 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 07:53:49,883 INFO L276 IsEmpty]: Start isEmpty. Operand has 91 states, 55 states have (on average 1.3818181818181818) internal successors, (76), 56 states have internal predecessors, (76), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-19 07:53:49,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2023-11-19 07:53:49,903 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:53:49,904 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:53:49,905 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:53:49,910 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:53:49,911 INFO L85 PathProgramCache]: Analyzing trace with hash -1292902638, now seen corresponding path program 1 times [2023-11-19 07:53:49,921 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:53:49,921 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2115690367] [2023-11-19 07:53:49,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:53:49,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:53:50,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:53:50,274 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:53:50,274 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2115690367] [2023-11-19 07:53:50,275 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-19 07:53:50,275 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [895866877] [2023-11-19 07:53:50,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:53:50,276 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:53:50,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:53:50,280 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:53:50,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 07:53:50,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:53:50,640 INFO L262 TraceCheckSpWp]: Trace formula consists of 510 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 07:53:50,666 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:53:50,727 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 2048 trivial. 0 not checked. [2023-11-19 07:53:50,727 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:53:50,728 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [895866877] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:53:50,728 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:53:50,728 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:53:50,731 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [220424316] [2023-11-19 07:53:50,732 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:53:50,737 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 07:53:50,738 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:53:50,769 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 07:53:50,770 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:53:50,773 INFO L87 Difference]: Start difference. First operand has 91 states, 55 states have (on average 1.3818181818181818) internal successors, (76), 56 states have internal predecessors, (76), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) Second operand has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-19 07:53:50,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:53:50,814 INFO L93 Difference]: Finished difference Result 175 states and 311 transitions. [2023-11-19 07:53:50,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 07:53:50,817 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 2 states have call successors, (33) Word has length 207 [2023-11-19 07:53:50,817 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:53:50,826 INFO L225 Difference]: With dead ends: 175 [2023-11-19 07:53:50,826 INFO L226 Difference]: Without dead ends: 87 [2023-11-19 07:53:50,831 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 206 GetRequests, 206 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:53:50,834 INFO L413 NwaCegarLoop]: 134 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 134 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 07:53:50,836 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 134 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:53:50,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2023-11-19 07:53:50,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2023-11-19 07:53:50,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 52 states have (on average 1.3076923076923077) internal successors, (68), 52 states have internal predecessors, (68), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-19 07:53:50,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 134 transitions. [2023-11-19 07:53:50,894 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 134 transitions. Word has length 207 [2023-11-19 07:53:50,894 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:53:50,895 INFO L495 AbstractCegarLoop]: Abstraction has 87 states and 134 transitions. [2023-11-19 07:53:50,895 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-19 07:53:50,895 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 134 transitions. [2023-11-19 07:53:50,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2023-11-19 07:53:50,901 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:53:50,901 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:53:50,929 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-19 07:53:51,120 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-19 07:53:51,120 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:53:51,121 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:53:51,121 INFO L85 PathProgramCache]: Analyzing trace with hash 983778013, now seen corresponding path program 1 times [2023-11-19 07:53:51,122 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:53:51,122 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [236130222] [2023-11-19 07:53:51,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:53:51,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:53:51,213 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:53:51,213 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1994366691] [2023-11-19 07:53:51,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:53:51,214 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:53:51,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:53:51,215 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:53:51,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-19 07:53:51,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:53:51,439 INFO L262 TraceCheckSpWp]: Trace formula consists of 512 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 07:53:51,448 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:53:51,993 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 158 proven. 93 refuted. 0 times theorem prover too weak. 1861 trivial. 0 not checked. [2023-11-19 07:53:51,993 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 07:53:52,340 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 3 proven. 93 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2023-11-19 07:53:52,342 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:53:52,344 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [236130222] [2023-11-19 07:53:52,344 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 07:53:52,344 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1994366691] [2023-11-19 07:53:52,345 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1994366691] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 07:53:52,345 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-19 07:53:52,345 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2023-11-19 07:53:52,345 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2057846504] [2023-11-19 07:53:52,346 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-19 07:53:52,350 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-19 07:53:52,352 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:53:52,354 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-19 07:53:52,355 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2023-11-19 07:53:52,356 INFO L87 Difference]: Start difference. First operand 87 states and 134 transitions. Second operand has 9 states, 9 states have (on average 6.111111111111111) internal successors, (55), 9 states have internal predecessors, (55), 2 states have call successors, (64), 2 states have call predecessors, (64), 4 states have return successors, (65), 2 states have call predecessors, (65), 2 states have call successors, (65) [2023-11-19 07:53:53,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:53:53,152 INFO L93 Difference]: Finished difference Result 270 states and 408 transitions. [2023-11-19 07:53:53,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-11-19 07:53:53,153 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.111111111111111) internal successors, (55), 9 states have internal predecessors, (55), 2 states have call successors, (64), 2 states have call predecessors, (64), 4 states have return successors, (65), 2 states have call predecessors, (65), 2 states have call successors, (65) Word has length 208 [2023-11-19 07:53:53,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:53:53,159 INFO L225 Difference]: With dead ends: 270 [2023-11-19 07:53:53,159 INFO L226 Difference]: Without dead ends: 186 [2023-11-19 07:53:53,161 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 428 GetRequests, 405 SyntacticMatches, 3 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=129, Invalid=333, Unknown=0, NotChecked=0, Total=462 [2023-11-19 07:53:53,163 INFO L413 NwaCegarLoop]: 170 mSDtfsCounter, 178 mSDsluCounter, 452 mSDsCounter, 0 mSdLazyCounter, 492 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 180 SdHoareTripleChecker+Valid, 622 SdHoareTripleChecker+Invalid, 566 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 492 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-19 07:53:53,164 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [180 Valid, 622 Invalid, 566 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 492 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-19 07:53:53,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 186 states. [2023-11-19 07:53:53,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 186 to 176. [2023-11-19 07:53:53,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 176 states, 105 states have (on average 1.276190476190476) internal successors, (134), 105 states have internal predecessors, (134), 66 states have call successors, (66), 4 states have call predecessors, (66), 4 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2023-11-19 07:53:53,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 176 states and 266 transitions. [2023-11-19 07:53:53,236 INFO L78 Accepts]: Start accepts. Automaton has 176 states and 266 transitions. Word has length 208 [2023-11-19 07:53:53,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:53:53,237 INFO L495 AbstractCegarLoop]: Abstraction has 176 states and 266 transitions. [2023-11-19 07:53:53,237 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.111111111111111) internal successors, (55), 9 states have internal predecessors, (55), 2 states have call successors, (64), 2 states have call predecessors, (64), 4 states have return successors, (65), 2 states have call predecessors, (65), 2 states have call successors, (65) [2023-11-19 07:53:53,238 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 266 transitions. [2023-11-19 07:53:53,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2023-11-19 07:53:53,242 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:53:53,242 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:53:53,252 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-19 07:53:53,449 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:53:53,450 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:53:53,451 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:53:53,451 INFO L85 PathProgramCache]: Analyzing trace with hash 985625055, now seen corresponding path program 1 times [2023-11-19 07:53:53,451 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:53:53,451 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2006141975] [2023-11-19 07:53:53,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:53:53,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:53:53,517 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:53:53,517 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [519952637] [2023-11-19 07:53:53,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:53:53,517 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:53:53,518 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:53:53,519 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:53:53,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-19 07:53:53,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:53:53,730 INFO L262 TraceCheckSpWp]: Trace formula consists of 511 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 07:53:53,740 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:53:54,114 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 158 proven. 93 refuted. 0 times theorem prover too weak. 1861 trivial. 0 not checked. [2023-11-19 07:53:54,114 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 07:53:54,497 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 3 proven. 93 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2023-11-19 07:53:54,497 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:53:54,498 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2006141975] [2023-11-19 07:53:54,498 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 07:53:54,498 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [519952637] [2023-11-19 07:53:54,498 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [519952637] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 07:53:54,499 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-19 07:53:54,499 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 10 [2023-11-19 07:53:54,499 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [976076598] [2023-11-19 07:53:54,500 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-19 07:53:54,501 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-19 07:53:54,501 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:53:54,502 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-19 07:53:54,503 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2023-11-19 07:53:54,503 INFO L87 Difference]: Start difference. First operand 176 states and 266 transitions. Second operand has 10 states, 10 states have (on average 6.2) internal successors, (62), 10 states have internal predecessors, (62), 2 states have call successors, (64), 2 states have call predecessors, (64), 4 states have return successors, (65), 2 states have call predecessors, (65), 2 states have call successors, (65) [2023-11-19 07:53:54,977 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:53:54,978 INFO L93 Difference]: Finished difference Result 276 states and 410 transitions. [2023-11-19 07:53:54,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-11-19 07:53:54,979 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.2) internal successors, (62), 10 states have internal predecessors, (62), 2 states have call successors, (64), 2 states have call predecessors, (64), 4 states have return successors, (65), 2 states have call predecessors, (65), 2 states have call successors, (65) Word has length 208 [2023-11-19 07:53:54,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:53:54,981 INFO L225 Difference]: With dead ends: 276 [2023-11-19 07:53:54,982 INFO L226 Difference]: Without dead ends: 99 [2023-11-19 07:53:54,983 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 427 GetRequests, 406 SyntacticMatches, 2 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=147, Invalid=273, Unknown=0, NotChecked=0, Total=420 [2023-11-19 07:53:54,985 INFO L413 NwaCegarLoop]: 85 mSDtfsCounter, 232 mSDsluCounter, 99 mSDsCounter, 0 mSdLazyCounter, 205 mSolverCounterSat, 204 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 234 SdHoareTripleChecker+Valid, 184 SdHoareTripleChecker+Invalid, 409 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 204 IncrementalHoareTripleChecker+Valid, 205 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-19 07:53:54,986 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [234 Valid, 184 Invalid, 409 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [204 Valid, 205 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-19 07:53:54,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2023-11-19 07:53:55,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 93. [2023-11-19 07:53:55,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 56 states have (on average 1.1785714285714286) internal successors, (66), 56 states have internal predecessors, (66), 33 states have call successors, (33), 3 states have call predecessors, (33), 3 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-19 07:53:55,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 132 transitions. [2023-11-19 07:53:55,005 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 132 transitions. Word has length 208 [2023-11-19 07:53:55,006 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:53:55,006 INFO L495 AbstractCegarLoop]: Abstraction has 93 states and 132 transitions. [2023-11-19 07:53:55,006 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.2) internal successors, (62), 10 states have internal predecessors, (62), 2 states have call successors, (64), 2 states have call predecessors, (64), 4 states have return successors, (65), 2 states have call predecessors, (65), 2 states have call successors, (65) [2023-11-19 07:53:55,006 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 132 transitions. [2023-11-19 07:53:55,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2023-11-19 07:53:55,010 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:53:55,010 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:53:55,025 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-19 07:53:55,217 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:53:55,217 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:53:55,217 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:53:55,218 INFO L85 PathProgramCache]: Analyzing trace with hash 1635664496, now seen corresponding path program 1 times [2023-11-19 07:53:55,218 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:53:55,218 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1952640184] [2023-11-19 07:53:55,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:53:55,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:53:55,283 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:53:55,283 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1964852233] [2023-11-19 07:53:55,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:53:55,283 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:53:55,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:53:55,287 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:53:55,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-19 07:53:55,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:53:55,502 INFO L262 TraceCheckSpWp]: Trace formula consists of 516 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 07:53:55,508 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:53:55,559 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2023-11-19 07:53:55,559 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:53:55,560 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:53:55,560 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1952640184] [2023-11-19 07:53:55,560 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 07:53:55,560 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1964852233] [2023-11-19 07:53:55,560 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1964852233] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:53:55,560 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:53:55,561 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 07:53:55,561 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1101682061] [2023-11-19 07:53:55,562 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:53:55,563 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 07:53:55,563 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:53:55,564 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 07:53:55,564 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 07:53:55,565 INFO L87 Difference]: Start difference. First operand 93 states and 132 transitions. Second operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-19 07:53:55,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:53:55,825 INFO L93 Difference]: Finished difference Result 277 states and 393 transitions. [2023-11-19 07:53:55,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-19 07:53:55,826 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 209 [2023-11-19 07:53:55,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:53:55,829 INFO L225 Difference]: With dead ends: 277 [2023-11-19 07:53:55,829 INFO L226 Difference]: Without dead ends: 187 [2023-11-19 07:53:55,830 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 209 GetRequests, 206 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 07:53:55,835 INFO L413 NwaCegarLoop]: 227 mSDtfsCounter, 126 mSDsluCounter, 271 mSDsCounter, 0 mSdLazyCounter, 96 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 126 SdHoareTripleChecker+Valid, 498 SdHoareTripleChecker+Invalid, 98 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 96 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-19 07:53:55,836 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [126 Valid, 498 Invalid, 98 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 96 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-19 07:53:55,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2023-11-19 07:53:55,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 180. [2023-11-19 07:53:55,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 180 states, 107 states have (on average 1.158878504672897) internal successors, (124), 107 states have internal predecessors, (124), 66 states have call successors, (66), 6 states have call predecessors, (66), 6 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2023-11-19 07:53:55,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 180 states and 256 transitions. [2023-11-19 07:53:55,889 INFO L78 Accepts]: Start accepts. Automaton has 180 states and 256 transitions. Word has length 209 [2023-11-19 07:53:55,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:53:55,891 INFO L495 AbstractCegarLoop]: Abstraction has 180 states and 256 transitions. [2023-11-19 07:53:55,891 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-19 07:53:55,892 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 256 transitions. [2023-11-19 07:53:55,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2023-11-19 07:53:55,896 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:53:55,896 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:53:55,922 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-19 07:53:56,117 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:53:56,118 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:53:56,118 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:53:56,118 INFO L85 PathProgramCache]: Analyzing trace with hash -1979244430, now seen corresponding path program 1 times [2023-11-19 07:53:56,119 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:53:56,119 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1350985060] [2023-11-19 07:53:56,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:53:56,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:53:56,166 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:53:56,166 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [576686504] [2023-11-19 07:53:56,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:53:56,167 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:53:56,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:53:56,168 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:53:56,200 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-19 07:53:56,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:53:56,375 INFO L262 TraceCheckSpWp]: Trace formula consists of 516 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-19 07:53:56,382 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:53:56,897 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1211 proven. 51 refuted. 0 times theorem prover too weak. 850 trivial. 0 not checked. [2023-11-19 07:53:56,897 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 07:53:57,883 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 135 proven. 54 refuted. 0 times theorem prover too weak. 1923 trivial. 0 not checked. [2023-11-19 07:53:57,883 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:53:57,886 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1350985060] [2023-11-19 07:53:57,887 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 07:53:57,887 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [576686504] [2023-11-19 07:53:57,887 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [576686504] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 07:53:57,888 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-19 07:53:57,888 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 10] total 18 [2023-11-19 07:53:57,888 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1950816189] [2023-11-19 07:53:57,888 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-19 07:53:57,889 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2023-11-19 07:53:57,895 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:53:57,896 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2023-11-19 07:53:57,897 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=102, Invalid=204, Unknown=0, NotChecked=0, Total=306 [2023-11-19 07:53:57,897 INFO L87 Difference]: Start difference. First operand 180 states and 256 transitions. Second operand has 18 states, 17 states have (on average 4.882352941176471) internal successors, (83), 18 states have internal predecessors, (83), 7 states have call successors, (46), 5 states have call predecessors, (46), 9 states have return successors, (46), 7 states have call predecessors, (46), 7 states have call successors, (46) [2023-11-19 07:53:59,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:53:59,323 INFO L93 Difference]: Finished difference Result 677 states and 913 transitions. [2023-11-19 07:53:59,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-11-19 07:53:59,325 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 4.882352941176471) internal successors, (83), 18 states have internal predecessors, (83), 7 states have call successors, (46), 5 states have call predecessors, (46), 9 states have return successors, (46), 7 states have call predecessors, (46), 7 states have call successors, (46) Word has length 209 [2023-11-19 07:53:59,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:53:59,332 INFO L225 Difference]: With dead ends: 677 [2023-11-19 07:53:59,332 INFO L226 Difference]: Without dead ends: 500 [2023-11-19 07:53:59,334 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 436 GetRequests, 402 SyntacticMatches, 1 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 247 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=420, Invalid=770, Unknown=0, NotChecked=0, Total=1190 [2023-11-19 07:53:59,335 INFO L413 NwaCegarLoop]: 118 mSDtfsCounter, 480 mSDsluCounter, 277 mSDsCounter, 0 mSdLazyCounter, 552 mSolverCounterSat, 273 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 502 SdHoareTripleChecker+Valid, 395 SdHoareTripleChecker+Invalid, 825 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 273 IncrementalHoareTripleChecker+Valid, 552 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-11-19 07:53:59,337 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [502 Valid, 395 Invalid, 825 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [273 Valid, 552 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-11-19 07:53:59,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 500 states. [2023-11-19 07:53:59,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 500 to 333. [2023-11-19 07:53:59,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 333 states, 208 states have (on average 1.1442307692307692) internal successors, (238), 210 states have internal predecessors, (238), 106 states have call successors, (106), 18 states have call predecessors, (106), 18 states have return successors, (106), 104 states have call predecessors, (106), 106 states have call successors, (106) [2023-11-19 07:53:59,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 333 states and 450 transitions. [2023-11-19 07:53:59,446 INFO L78 Accepts]: Start accepts. Automaton has 333 states and 450 transitions. Word has length 209 [2023-11-19 07:53:59,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:53:59,447 INFO L495 AbstractCegarLoop]: Abstraction has 333 states and 450 transitions. [2023-11-19 07:53:59,447 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 4.882352941176471) internal successors, (83), 18 states have internal predecessors, (83), 7 states have call successors, (46), 5 states have call predecessors, (46), 9 states have return successors, (46), 7 states have call predecessors, (46), 7 states have call successors, (46) [2023-11-19 07:53:59,447 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 450 transitions. [2023-11-19 07:53:59,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2023-11-19 07:53:59,452 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:53:59,452 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:53:59,476 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-19 07:53:59,672 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:53:59,672 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:53:59,673 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:53:59,673 INFO L85 PathProgramCache]: Analyzing trace with hash 321578160, now seen corresponding path program 1 times [2023-11-19 07:53:59,673 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:53:59,673 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [815004338] [2023-11-19 07:53:59,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:53:59,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:53:59,735 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:53:59,735 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1368788655] [2023-11-19 07:53:59,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:53:59,736 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:53:59,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:53:59,737 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:53:59,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-19 07:53:59,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:53:59,946 INFO L262 TraceCheckSpWp]: Trace formula consists of 514 conjuncts, 25 conjunts are in the unsatisfiable core [2023-11-19 07:53:59,953 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:54:01,572 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 842 proven. 138 refuted. 0 times theorem prover too weak. 1132 trivial. 0 not checked. [2023-11-19 07:54:01,572 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 07:54:02,567 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 48 proven. 141 refuted. 0 times theorem prover too weak. 1923 trivial. 0 not checked. [2023-11-19 07:54:02,567 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:54:02,567 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [815004338] [2023-11-19 07:54:02,567 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 07:54:02,568 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1368788655] [2023-11-19 07:54:02,568 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1368788655] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 07:54:02,568 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-19 07:54:02,568 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 11] total 20 [2023-11-19 07:54:02,569 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [35548525] [2023-11-19 07:54:02,569 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-19 07:54:02,570 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2023-11-19 07:54:02,571 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:54:02,572 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2023-11-19 07:54:02,573 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=279, Unknown=0, NotChecked=0, Total=380 [2023-11-19 07:54:02,573 INFO L87 Difference]: Start difference. First operand 333 states and 450 transitions. Second operand has 20 states, 19 states have (on average 5.157894736842105) internal successors, (98), 18 states have internal predecessors, (98), 6 states have call successors, (66), 4 states have call predecessors, (66), 7 states have return successors, (66), 6 states have call predecessors, (66), 6 states have call successors, (66) [2023-11-19 07:54:04,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:54:04,911 INFO L93 Difference]: Finished difference Result 964 states and 1272 transitions. [2023-11-19 07:54:04,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-11-19 07:54:04,912 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 5.157894736842105) internal successors, (98), 18 states have internal predecessors, (98), 6 states have call successors, (66), 4 states have call predecessors, (66), 7 states have return successors, (66), 6 states have call predecessors, (66), 6 states have call successors, (66) Word has length 209 [2023-11-19 07:54:04,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:54:04,919 INFO L225 Difference]: With dead ends: 964 [2023-11-19 07:54:04,919 INFO L226 Difference]: Without dead ends: 634 [2023-11-19 07:54:04,921 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 444 GetRequests, 405 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 419 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=486, Invalid=1154, Unknown=0, NotChecked=0, Total=1640 [2023-11-19 07:54:04,922 INFO L413 NwaCegarLoop]: 182 mSDtfsCounter, 826 mSDsluCounter, 455 mSDsCounter, 0 mSdLazyCounter, 817 mSolverCounterSat, 875 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 826 SdHoareTripleChecker+Valid, 637 SdHoareTripleChecker+Invalid, 1692 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 875 IncrementalHoareTripleChecker+Valid, 817 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2023-11-19 07:54:04,923 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [826 Valid, 637 Invalid, 1692 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [875 Valid, 817 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2023-11-19 07:54:04,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 634 states. [2023-11-19 07:54:05,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 634 to 594. [2023-11-19 07:54:05,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 594 states, 384 states have (on average 1.1302083333333333) internal successors, (434), 390 states have internal predecessors, (434), 171 states have call successors, (171), 38 states have call predecessors, (171), 38 states have return successors, (171), 165 states have call predecessors, (171), 171 states have call successors, (171) [2023-11-19 07:54:05,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 594 states and 776 transitions. [2023-11-19 07:54:05,113 INFO L78 Accepts]: Start accepts. Automaton has 594 states and 776 transitions. Word has length 209 [2023-11-19 07:54:05,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:54:05,114 INFO L495 AbstractCegarLoop]: Abstraction has 594 states and 776 transitions. [2023-11-19 07:54:05,114 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 5.157894736842105) internal successors, (98), 18 states have internal predecessors, (98), 6 states have call successors, (66), 4 states have call predecessors, (66), 7 states have return successors, (66), 6 states have call predecessors, (66), 6 states have call successors, (66) [2023-11-19 07:54:05,114 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 776 transitions. [2023-11-19 07:54:05,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2023-11-19 07:54:05,118 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:54:05,118 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:54:05,129 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2023-11-19 07:54:05,324 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2023-11-19 07:54:05,325 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:54:05,326 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:54:05,326 INFO L85 PathProgramCache]: Analyzing trace with hash 1501399998, now seen corresponding path program 1 times [2023-11-19 07:54:05,326 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:54:05,326 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1411852651] [2023-11-19 07:54:05,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:54:05,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:54:05,367 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:54:05,367 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1701836053] [2023-11-19 07:54:05,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:54:05,368 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:54:05,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:54:05,369 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:54:05,384 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-19 07:54:05,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:54:05,567 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:54:05,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:54:05,854 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:54:05,855 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 07:54:05,856 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 07:54:05,881 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-11-19 07:54:06,080 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:54:06,083 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:54:06,088 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 07:54:06,283 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 07:54:06 BoogieIcfgContainer [2023-11-19 07:54:06,283 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 07:54:06,284 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 07:54:06,284 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 07:54:06,285 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 07:54:06,285 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:53:49" (3/4) ... [2023-11-19 07:54:06,287 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 07:54:06,288 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 07:54:06,289 INFO L158 Benchmark]: Toolchain (without parser) took 17838.34ms. Allocated memory was 174.1MB in the beginning and 255.9MB in the end (delta: 81.8MB). Free memory was 127.9MB in the beginning and 140.4MB in the end (delta: -12.5MB). Peak memory consumption was 70.1MB. Max. memory is 16.1GB. [2023-11-19 07:54:06,290 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 130.0MB. Free memory is still 75.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:54:06,290 INFO L158 Benchmark]: CACSL2BoogieTranslator took 399.43ms. Allocated memory is still 174.1MB. Free memory was 127.2MB in the beginning and 112.5MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 07:54:06,290 INFO L158 Benchmark]: Boogie Procedure Inliner took 100.94ms. Allocated memory is still 174.1MB. Free memory was 111.9MB in the beginning and 108.3MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 07:54:06,291 INFO L158 Benchmark]: Boogie Preprocessor took 44.49ms. Allocated memory is still 174.1MB. Free memory was 108.3MB in the beginning and 107.0MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 07:54:06,291 INFO L158 Benchmark]: RCFGBuilder took 776.00ms. Allocated memory is still 174.1MB. Free memory was 107.0MB in the beginning and 82.5MB in the end (delta: 24.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-19 07:54:06,291 INFO L158 Benchmark]: TraceAbstraction took 16499.96ms. Allocated memory was 174.1MB in the beginning and 255.9MB in the end (delta: 81.8MB). Free memory was 81.8MB in the beginning and 140.4MB in the end (delta: -58.6MB). Peak memory consumption was 23.9MB. Max. memory is 16.1GB. [2023-11-19 07:54:06,292 INFO L158 Benchmark]: Witness Printer took 4.49ms. Allocated memory is still 255.9MB. Free memory is still 140.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:54:06,294 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 130.0MB. Free memory is still 75.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 399.43ms. Allocated memory is still 174.1MB. Free memory was 127.2MB in the beginning and 112.5MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 100.94ms. Allocated memory is still 174.1MB. Free memory was 111.9MB in the beginning and 108.3MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.49ms. Allocated memory is still 174.1MB. Free memory was 108.3MB in the beginning and 107.0MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 776.00ms. Allocated memory is still 174.1MB. Free memory was 107.0MB in the beginning and 82.5MB in the end (delta: 24.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * TraceAbstraction took 16499.96ms. Allocated memory was 174.1MB in the beginning and 255.9MB in the end (delta: 81.8MB). Free memory was 81.8MB in the beginning and 140.4MB in the end (delta: -58.6MB). Peak memory consumption was 23.9MB. Max. memory is 16.1GB. * Witness Printer took 4.49ms. Allocated memory is still 255.9MB. Free memory is still 140.4MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 186, overapproximation of someBinaryFLOATComparisonOperation at line 64, overapproximation of someBinaryArithmeticDOUBLEoperation at line 119. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 0; [L23] unsigned char var_1_4 = 0; [L24] unsigned char var_1_5 = 0; [L25] unsigned short int var_1_6 = 4; [L26] unsigned short int var_1_9 = 4; [L27] unsigned short int var_1_10 = 10; [L28] double var_1_11 = 15.6; [L29] double var_1_12 = 256.4; [L30] double var_1_13 = 49.15; [L31] unsigned long int var_1_14 = 500; [L32] unsigned long int var_1_15 = 2173307753; [L33] unsigned long int var_1_16 = 3362224480; [L34] signed short int var_1_17 = 16; [L35] signed short int var_1_19 = 16; [L36] signed short int var_1_20 = 4; [L37] signed short int var_1_21 = 0; [L38] signed short int var_1_22 = -25; [L39] signed char var_1_23 = 1; [L40] signed char var_1_24 = 2; [L41] signed short int var_1_25 = -500; [L42] signed char var_1_26 = -2; [L43] float var_1_27 = 31.25; [L44] float var_1_28 = 2.95; [L45] signed char var_1_29 = 10; [L46] double var_1_30 = 0.5; [L47] unsigned char var_1_31 = 0; [L48] unsigned short int var_1_32 = 1; [L49] double var_1_33 = 3.2; [L50] unsigned char var_1_34 = 2; [L51] unsigned char var_1_35 = 4; [L52] signed long int var_1_36 = -256; [L53] unsigned short int var_1_37 = 64; [L54] unsigned short int var_1_38 = 16; [L55] unsigned short int last_1_var_1_6 = 4; [L56] unsigned short int last_1_var_1_9 = 4; [L57] unsigned long int last_1_var_1_14 = 500; [L58] signed short int last_1_var_1_17 = 16; VAL [isInitial=0, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=125/4, var_1_28=59/20, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L190] isInitial = 1 [L191] FCALL initially() [L192] COND TRUE 1 [L193] CALL updateLastVariables() [L180] last_1_var_1_6 = var_1_6 [L181] last_1_var_1_9 = var_1_9 [L182] last_1_var_1_14 = var_1_14 [L183] last_1_var_1_17 = var_1_17 VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=125/4, var_1_28=59/20, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L193] RET updateLastVariables() [L194] CALL updateVariables() [L126] var_1_4 = __VERIFIER_nondet_uchar() [L127] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=125/4, var_1_28=59/20, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=125/4, var_1_28=59/20, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_5=0, var_1_6=4, var_1_9=4] [L127] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=125/4, var_1_28=59/20, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_5=0, var_1_6=4, var_1_9=4] [L128] CALL assume_abort_if_not(var_1_4 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=125/4, var_1_28=59/20, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=125/4, var_1_28=59/20, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L128] RET assume_abort_if_not(var_1_4 <= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=125/4, var_1_28=59/20, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L129] var_1_5 = __VERIFIER_nondet_uchar() [L130] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=125/4, var_1_28=59/20, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=125/4, var_1_28=59/20, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L130] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=125/4, var_1_28=59/20, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L131] CALL assume_abort_if_not(var_1_5 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=125/4, var_1_28=59/20, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=125/4, var_1_28=59/20, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L131] RET assume_abort_if_not(var_1_5 <= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=125/4, var_1_28=59/20, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L132] var_1_10 = __VERIFIER_nondet_ushort() [L133] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=125/4, var_1_28=59/20, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=125/4, var_1_28=59/20, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L133] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=125/4, var_1_28=59/20, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L134] CALL assume_abort_if_not(var_1_10 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=125/4, var_1_28=59/20, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=125/4, var_1_28=59/20, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L134] RET assume_abort_if_not(var_1_10 <= 65534) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=125/4, var_1_28=59/20, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L135] var_1_12 = __VERIFIER_nondet_double() [L136] CALL assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=125/4, var_1_28=59/20, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=125/4, var_1_28=59/20, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L136] RET assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=125/4, var_1_28=59/20, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L137] var_1_13 = __VERIFIER_nondet_double() [L138] CALL assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=125/4, var_1_28=59/20, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=125/4, var_1_28=59/20, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L138] RET assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=125/4, var_1_28=59/20, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L139] var_1_15 = __VERIFIER_nondet_ulong() [L140] CALL assume_abort_if_not(var_1_15 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=125/4, var_1_28=59/20, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=125/4, var_1_28=59/20, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L140] RET assume_abort_if_not(var_1_15 >= 2147483647) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=125/4, var_1_28=59/20, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L141] CALL assume_abort_if_not(var_1_15 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=125/4, var_1_28=59/20, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=125/4, var_1_28=59/20, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L141] RET assume_abort_if_not(var_1_15 <= 4294967294) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=125/4, var_1_28=59/20, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L142] var_1_16 = __VERIFIER_nondet_ulong() [L143] CALL assume_abort_if_not(var_1_16 >= 3221225470) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=125/4, var_1_28=59/20, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=125/4, var_1_28=59/20, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L143] RET assume_abort_if_not(var_1_16 >= 3221225470) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=125/4, var_1_28=59/20, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L144] CALL assume_abort_if_not(var_1_16 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=125/4, var_1_28=59/20, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=125/4, var_1_28=59/20, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L144] RET assume_abort_if_not(var_1_16 <= 4294967294) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=125/4, var_1_28=59/20, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L145] var_1_19 = __VERIFIER_nondet_short() [L146] CALL assume_abort_if_not(var_1_19 >= -16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=125/4, var_1_28=59/20, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=125/4, var_1_28=59/20, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L146] RET assume_abort_if_not(var_1_19 >= -16383) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=125/4, var_1_28=59/20, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L147] CALL assume_abort_if_not(var_1_19 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=125/4, var_1_28=59/20, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=125/4, var_1_28=59/20, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L147] RET assume_abort_if_not(var_1_19 <= 16383) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=125/4, var_1_28=59/20, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L148] var_1_20 = __VERIFIER_nondet_short() [L149] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=125/4, var_1_28=59/20, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=125/4, var_1_28=59/20, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L149] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=125/4, var_1_28=59/20, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L150] CALL assume_abort_if_not(var_1_20 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=125/4, var_1_28=59/20, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=125/4, var_1_28=59/20, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L150] RET assume_abort_if_not(var_1_20 <= 16383) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=125/4, var_1_28=59/20, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L151] var_1_21 = __VERIFIER_nondet_short() [L152] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=125/4, var_1_28=59/20, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=125/4, var_1_28=59/20, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L152] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=125/4, var_1_28=59/20, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L153] CALL assume_abort_if_not(var_1_21 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=125/4, var_1_28=59/20, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=125/4, var_1_28=59/20, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L153] RET assume_abort_if_not(var_1_21 <= 16383) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=125/4, var_1_28=59/20, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L154] var_1_22 = __VERIFIER_nondet_short() [L155] CALL assume_abort_if_not(var_1_22 >= -16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=125/4, var_1_28=59/20, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=125/4, var_1_28=59/20, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L155] RET assume_abort_if_not(var_1_22 >= -16383) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=125/4, var_1_28=59/20, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L156] CALL assume_abort_if_not(var_1_22 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=125/4, var_1_28=59/20, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=125/4, var_1_28=59/20, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L156] RET assume_abort_if_not(var_1_22 <= 16383) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=125/4, var_1_28=59/20, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L157] var_1_24 = __VERIFIER_nondet_char() [L158] CALL assume_abort_if_not(var_1_24 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-127, var_1_25=-500, var_1_26=-2, var_1_27=125/4, var_1_28=59/20, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-127, var_1_25=-500, var_1_26=-2, var_1_27=125/4, var_1_28=59/20, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L158] RET assume_abort_if_not(var_1_24 >= -127) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-127, var_1_25=-500, var_1_26=-2, var_1_27=125/4, var_1_28=59/20, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L159] CALL assume_abort_if_not(var_1_24 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-127, var_1_25=-500, var_1_26=-2, var_1_27=125/4, var_1_28=59/20, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-127, var_1_25=-500, var_1_26=-2, var_1_27=125/4, var_1_28=59/20, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L159] RET assume_abort_if_not(var_1_24 <= 126) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-127, var_1_25=-500, var_1_26=-2, var_1_27=125/4, var_1_28=59/20, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L160] var_1_27 = __VERIFIER_nondet_float() [L161] CALL assume_abort_if_not((var_1_27 >= -922337.2036854776000e+13F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 9223372.036854776000e+12F && var_1_27 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-127, var_1_25=-500, var_1_26=-2, var_1_27=4, var_1_28=59/20, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-127, var_1_25=-500, var_1_26=-2, var_1_27=4, var_1_28=59/20, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L161] RET assume_abort_if_not((var_1_27 >= -922337.2036854776000e+13F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 9223372.036854776000e+12F && var_1_27 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-127, var_1_25=-500, var_1_26=-2, var_1_27=4, var_1_28=59/20, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L162] var_1_28 = __VERIFIER_nondet_float() [L163] CALL assume_abort_if_not((var_1_28 >= -922337.2036854776000e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 9223372.036854776000e+12F && var_1_28 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-127, var_1_25=-500, var_1_26=-2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-127, var_1_25=-500, var_1_26=-2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L163] RET assume_abort_if_not((var_1_28 >= -922337.2036854776000e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 9223372.036854776000e+12F && var_1_28 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-127, var_1_25=-500, var_1_26=-2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L164] var_1_29 = __VERIFIER_nondet_char() [L165] CALL assume_abort_if_not(var_1_29 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-127, var_1_25=-500, var_1_26=-2, var_1_27=4, var_1_28=5, var_1_29=1, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-127, var_1_25=-500, var_1_26=-2, var_1_27=4, var_1_28=5, var_1_29=1, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L165] RET assume_abort_if_not(var_1_29 >= -127) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-127, var_1_25=-500, var_1_26=-2, var_1_27=4, var_1_28=5, var_1_29=1, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L166] CALL assume_abort_if_not(var_1_29 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-127, var_1_25=-500, var_1_26=-2, var_1_27=4, var_1_28=5, var_1_29=1, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-127, var_1_25=-500, var_1_26=-2, var_1_27=4, var_1_28=5, var_1_29=1, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L166] RET assume_abort_if_not(var_1_29 <= 126) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-127, var_1_25=-500, var_1_26=-2, var_1_27=4, var_1_28=5, var_1_29=1, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L167] var_1_31 = __VERIFIER_nondet_uchar() [L168] CALL assume_abort_if_not(var_1_31 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-127, var_1_25=-500, var_1_26=-2, var_1_27=4, var_1_28=5, var_1_29=1, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-127, var_1_25=-500, var_1_26=-2, var_1_27=4, var_1_28=5, var_1_29=1, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L168] RET assume_abort_if_not(var_1_31 >= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-127, var_1_25=-500, var_1_26=-2, var_1_27=4, var_1_28=5, var_1_29=1, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L169] CALL assume_abort_if_not(var_1_31 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-127, var_1_25=-500, var_1_26=-2, var_1_27=4, var_1_28=5, var_1_29=1, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-127, var_1_25=-500, var_1_26=-2, var_1_27=4, var_1_28=5, var_1_29=1, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L169] RET assume_abort_if_not(var_1_31 <= 1) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-127, var_1_25=-500, var_1_26=-2, var_1_27=4, var_1_28=5, var_1_29=1, var_1_30=1/2, var_1_31=0, var_1_32=1, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L170] var_1_32 = __VERIFIER_nondet_ushort() [L171] CALL assume_abort_if_not(var_1_32 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-127, var_1_25=-500, var_1_26=-2, var_1_27=4, var_1_28=5, var_1_29=1, var_1_30=1/2, var_1_31=0, var_1_32=5, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-127, var_1_25=-500, var_1_26=-2, var_1_27=4, var_1_28=5, var_1_29=1, var_1_30=1/2, var_1_31=0, var_1_32=5, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L171] RET assume_abort_if_not(var_1_32 >= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-127, var_1_25=-500, var_1_26=-2, var_1_27=4, var_1_28=5, var_1_29=1, var_1_30=1/2, var_1_31=0, var_1_32=5, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L172] CALL assume_abort_if_not(var_1_32 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-127, var_1_25=-500, var_1_26=-2, var_1_27=4, var_1_28=5, var_1_29=1, var_1_30=1/2, var_1_31=0, var_1_32=5, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-127, var_1_25=-500, var_1_26=-2, var_1_27=4, var_1_28=5, var_1_29=1, var_1_30=1/2, var_1_31=0, var_1_32=5, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L172] RET assume_abort_if_not(var_1_32 <= 65535) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-127, var_1_25=-500, var_1_26=-2, var_1_27=4, var_1_28=5, var_1_29=1, var_1_30=1/2, var_1_31=0, var_1_32=5, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L173] var_1_33 = __VERIFIER_nondet_double() [L174] CALL assume_abort_if_not((var_1_33 >= -922337.2036854765600e+13F && var_1_33 <= -1.0e-20F) || (var_1_33 <= 9223372.036854765600e+12F && var_1_33 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-127, var_1_25=-500, var_1_26=-2, var_1_27=4, var_1_28=5, var_1_29=1, var_1_30=1/2, var_1_31=0, var_1_32=5, var_1_33=6, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-127, var_1_25=-500, var_1_26=-2, var_1_27=4, var_1_28=5, var_1_29=1, var_1_30=1/2, var_1_31=0, var_1_32=5, var_1_33=6, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L174] RET assume_abort_if_not((var_1_33 >= -922337.2036854765600e+13F && var_1_33 <= -1.0e-20F) || (var_1_33 <= 9223372.036854765600e+12F && var_1_33 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-127, var_1_25=-500, var_1_26=-2, var_1_27=4, var_1_28=5, var_1_29=1, var_1_30=1/2, var_1_31=0, var_1_32=5, var_1_33=6, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L175] var_1_35 = __VERIFIER_nondet_uchar() [L176] CALL assume_abort_if_not(var_1_35 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-127, var_1_25=-500, var_1_26=-2, var_1_27=4, var_1_28=5, var_1_29=1, var_1_30=1/2, var_1_31=0, var_1_32=5, var_1_33=6, var_1_34=2, var_1_35=2, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-127, var_1_25=-500, var_1_26=-2, var_1_27=4, var_1_28=5, var_1_29=1, var_1_30=1/2, var_1_31=0, var_1_32=5, var_1_33=6, var_1_34=2, var_1_35=2, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L176] RET assume_abort_if_not(var_1_35 >= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-127, var_1_25=-500, var_1_26=-2, var_1_27=4, var_1_28=5, var_1_29=1, var_1_30=1/2, var_1_31=0, var_1_32=5, var_1_33=6, var_1_34=2, var_1_35=2, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L177] CALL assume_abort_if_not(var_1_35 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-127, var_1_25=-500, var_1_26=-2, var_1_27=4, var_1_28=5, var_1_29=1, var_1_30=1/2, var_1_31=0, var_1_32=5, var_1_33=6, var_1_34=2, var_1_35=2, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-127, var_1_25=-500, var_1_26=-2, var_1_27=4, var_1_28=5, var_1_29=1, var_1_30=1/2, var_1_31=0, var_1_32=5, var_1_33=6, var_1_34=2, var_1_35=2, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L177] RET assume_abort_if_not(var_1_35 <= 254) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-127, var_1_25=-500, var_1_26=-2, var_1_27=4, var_1_28=5, var_1_29=1, var_1_30=1/2, var_1_31=0, var_1_32=5, var_1_33=6, var_1_34=2, var_1_35=2, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L194] RET updateVariables() [L195] CALL step() [L62] var_1_23 = var_1_24 [L63] var_1_25 = var_1_23 VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=-127, var_1_24=-127, var_1_25=-127, var_1_26=-2, var_1_27=4, var_1_28=5, var_1_29=1, var_1_30=1/2, var_1_31=0, var_1_32=5, var_1_33=6, var_1_34=2, var_1_35=2, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L64] COND TRUE (- var_1_27) >= var_1_28 [L65] var_1_26 = ((((var_1_24) > (var_1_29)) ? (var_1_24) : (var_1_29))) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=-127, var_1_24=-127, var_1_25=-127, var_1_26=1, var_1_27=4, var_1_28=5, var_1_29=1, var_1_30=1/2, var_1_31=0, var_1_32=5, var_1_33=6, var_1_34=2, var_1_35=2, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L67] COND FALSE !(\read(var_1_31)) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=-127, var_1_24=-127, var_1_25=-127, var_1_26=1, var_1_27=4, var_1_28=5, var_1_29=1, var_1_30=1/2, var_1_31=0, var_1_32=5, var_1_33=6, var_1_34=2, var_1_35=2, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L72] COND FALSE !(var_1_26 < var_1_24) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=-127, var_1_24=-127, var_1_25=-127, var_1_26=1, var_1_27=4, var_1_28=5, var_1_29=1, var_1_30=1/2, var_1_31=0, var_1_32=5, var_1_33=6, var_1_34=2, var_1_35=2, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L75] COND FALSE !(var_1_34 != ((((var_1_35) < 0 ) ? -(var_1_35) : (var_1_35)))) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=-127, var_1_24=-127, var_1_25=-127, var_1_26=1, var_1_27=4, var_1_28=5, var_1_29=1, var_1_30=1/2, var_1_31=0, var_1_32=5, var_1_33=6, var_1_34=2, var_1_35=2, var_1_36=-256, var_1_37=64, var_1_38=16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L78] var_1_37 = var_1_34 [L79] var_1_38 = var_1_35 [L80] signed long int stepLocal_0 = last_1_var_1_9; VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=-127, var_1_24=-127, var_1_25=-127, var_1_26=1, var_1_27=4, var_1_28=5, var_1_29=1, var_1_30=1/2, var_1_31=0, var_1_32=5, var_1_33=6, var_1_34=2, var_1_35=2, var_1_36=-256, var_1_37=2, var_1_38=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L81] COND FALSE !(\read(var_1_5)) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=-127, var_1_24=-127, var_1_25=-127, var_1_26=1, var_1_27=4, var_1_28=5, var_1_29=1, var_1_30=1/2, var_1_31=0, var_1_32=5, var_1_33=6, var_1_34=2, var_1_35=2, var_1_36=-256, var_1_37=2, var_1_38=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L86] signed long int stepLocal_3 = last_1_var_1_9; VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, stepLocal_3=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=-127, var_1_24=-127, var_1_25=-127, var_1_26=1, var_1_27=4, var_1_28=5, var_1_29=1, var_1_30=1/2, var_1_31=0, var_1_32=5, var_1_33=6, var_1_34=2, var_1_35=2, var_1_36=-256, var_1_37=2, var_1_38=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L87] COND TRUE last_1_var_1_14 >= stepLocal_3 [L88] var_1_14 = (((((var_1_15) > ((var_1_16 - var_1_10))) ? (var_1_15) : ((var_1_16 - var_1_10)))) - last_1_var_1_17) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, stepLocal_3=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=3221225454, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=-127, var_1_24=-127, var_1_25=-127, var_1_26=1, var_1_27=4, var_1_28=5, var_1_29=1, var_1_30=1/2, var_1_31=0, var_1_32=5, var_1_33=6, var_1_34=2, var_1_35=2, var_1_36=-256, var_1_37=2, var_1_38=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L90] COND TRUE var_1_6 <= var_1_14 VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, stepLocal_3=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=3221225454, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=-127, var_1_24=-127, var_1_25=-127, var_1_26=1, var_1_27=4, var_1_28=5, var_1_29=1, var_1_30=1/2, var_1_31=0, var_1_32=5, var_1_33=6, var_1_34=2, var_1_35=2, var_1_36=-256, var_1_37=2, var_1_38=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L91] COND TRUE (- var_1_14) > var_1_6 [L92] var_1_1 = 0 VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, stepLocal_3=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=3221225454, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=-127, var_1_24=-127, var_1_25=-127, var_1_26=1, var_1_27=4, var_1_28=5, var_1_29=1, var_1_30=1/2, var_1_31=0, var_1_32=5, var_1_33=6, var_1_34=2, var_1_35=2, var_1_36=-256, var_1_37=2, var_1_38=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L97] unsigned char stepLocal_2 = var_1_4; [L98] unsigned long int stepLocal_1 = var_1_14; VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, stepLocal_1=3221225454, stepLocal_2=0, stepLocal_3=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=3221225454, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=-127, var_1_24=-127, var_1_25=-127, var_1_26=1, var_1_27=4, var_1_28=5, var_1_29=1, var_1_30=1/2, var_1_31=0, var_1_32=5, var_1_33=6, var_1_34=2, var_1_35=2, var_1_36=-256, var_1_37=2, var_1_38=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L99] COND FALSE !(stepLocal_2 || var_1_1) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, stepLocal_1=3221225454, stepLocal_2=0, stepLocal_3=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=3221225454, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=-127, var_1_24=-127, var_1_25=-127, var_1_26=1, var_1_27=4, var_1_28=5, var_1_29=1, var_1_30=1/2, var_1_31=0, var_1_32=5, var_1_33=6, var_1_34=2, var_1_35=2, var_1_36=-256, var_1_37=2, var_1_38=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L102] COND TRUE stepLocal_1 >= var_1_6 [L103] var_1_9 = var_1_10 VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, stepLocal_1=3221225454, stepLocal_2=0, stepLocal_3=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=3221225454, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=-127, var_1_24=-127, var_1_25=-127, var_1_26=1, var_1_27=4, var_1_28=5, var_1_29=1, var_1_30=1/2, var_1_31=0, var_1_32=5, var_1_33=6, var_1_34=2, var_1_35=2, var_1_36=-256, var_1_37=2, var_1_38=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=0] [L108] unsigned char stepLocal_5 = var_1_1; [L109] unsigned char stepLocal_4 = var_1_1; VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, stepLocal_1=3221225454, stepLocal_2=0, stepLocal_3=4, stepLocal_4=0, stepLocal_5=0, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=3221225454, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=-127, var_1_24=-127, var_1_25=-127, var_1_26=1, var_1_27=4, var_1_28=5, var_1_29=1, var_1_30=1/2, var_1_31=0, var_1_32=5, var_1_33=6, var_1_34=2, var_1_35=2, var_1_36=-256, var_1_37=2, var_1_38=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=0] [L110] COND FALSE !(stepLocal_4 && (var_1_5 && (var_1_12 < var_1_13))) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, stepLocal_1=3221225454, stepLocal_2=0, stepLocal_3=4, stepLocal_4=0, stepLocal_5=0, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=3221225454, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=-127, var_1_24=-127, var_1_25=-127, var_1_26=1, var_1_27=4, var_1_28=5, var_1_29=1, var_1_30=1/2, var_1_31=0, var_1_32=5, var_1_33=6, var_1_34=2, var_1_35=2, var_1_36=-256, var_1_37=2, var_1_38=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=0] [L117] COND TRUE var_1_14 <= var_1_14 VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, stepLocal_1=3221225454, stepLocal_2=0, stepLocal_3=4, stepLocal_4=0, stepLocal_5=0, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=3221225454, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=-127, var_1_24=-127, var_1_25=-127, var_1_26=1, var_1_27=4, var_1_28=5, var_1_29=1, var_1_30=1/2, var_1_31=0, var_1_32=5, var_1_33=6, var_1_34=2, var_1_35=2, var_1_36=-256, var_1_37=2, var_1_38=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=0] [L118] COND TRUE ! var_1_1 [L119] var_1_11 = (var_1_12 - var_1_13) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, stepLocal_1=3221225454, stepLocal_2=0, stepLocal_3=4, stepLocal_4=0, stepLocal_5=0, var_1_10=0, var_1_12=2, var_1_13=3, var_1_14=3221225454, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=-127, var_1_24=-127, var_1_25=-127, var_1_26=1, var_1_27=4, var_1_28=5, var_1_29=1, var_1_30=1/2, var_1_31=0, var_1_32=5, var_1_33=6, var_1_34=2, var_1_35=2, var_1_36=-256, var_1_37=2, var_1_38=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=0] [L195] RET step() [L196] CALL, EXPR property() [L186-L187] return ((((((var_1_6 <= var_1_14) ? (((- var_1_14) > var_1_6) ? (var_1_1 == ((unsigned char) 0)) : 1) : (var_1_1 == ((unsigned char) (var_1_4 || var_1_5)))) && (var_1_5 ? (((last_1_var_1_14 * (last_1_var_1_6 + last_1_var_1_17)) > last_1_var_1_9) ? (var_1_6 == ((unsigned short int) 256)) : 1) : 1)) && ((var_1_4 || var_1_1) ? (var_1_9 == ((unsigned short int) ((((32) < (var_1_10)) ? (32) : (var_1_10))))) : ((var_1_14 >= var_1_6) ? (var_1_9 == ((unsigned short int) var_1_10)) : (var_1_9 == ((unsigned short int) var_1_10))))) && ((var_1_14 <= var_1_14) ? ((! var_1_1) ? (var_1_11 == ((double) (var_1_12 - var_1_13))) : 1) : (var_1_11 == ((double) var_1_12)))) && ((last_1_var_1_14 >= last_1_var_1_9) ? (var_1_14 == ((unsigned long int) (((((var_1_15) > ((var_1_16 - var_1_10))) ? (var_1_15) : ((var_1_16 - var_1_10)))) - last_1_var_1_17))) : 1)) && ((var_1_1 && (var_1_5 && (var_1_12 < var_1_13))) ? ((var_1_1 || (last_1_var_1_17 >= ((((var_1_14) > (var_1_6)) ? (var_1_14) : (var_1_6))))) ? (var_1_17 == ((signed short int) (((((((((var_1_19) > (256)) ? (var_1_19) : (256))) + (var_1_20 - var_1_21))) < ((var_1_22 + 64))) ? ((((((var_1_19) > (256)) ? (var_1_19) : (256))) + (var_1_20 - var_1_21))) : ((var_1_22 + 64)))))) : (var_1_17 == ((signed short int) var_1_19))) : 1) ; VAL [\result=0, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_12=2, var_1_13=3, var_1_14=3221225454, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=-127, var_1_24=-127, var_1_25=-127, var_1_26=1, var_1_27=4, var_1_28=5, var_1_29=1, var_1_30=1/2, var_1_31=0, var_1_32=5, var_1_33=6, var_1_34=2, var_1_35=2, var_1_36=-256, var_1_37=2, var_1_38=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=0] [L196] RET, EXPR property() [L196] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_12=2, var_1_13=3, var_1_14=3221225454, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=-127, var_1_24=-127, var_1_25=-127, var_1_26=1, var_1_27=4, var_1_28=5, var_1_29=1, var_1_30=1/2, var_1_31=0, var_1_32=5, var_1_33=6, var_1_34=2, var_1_35=2, var_1_36=-256, var_1_37=2, var_1_38=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_12=2, var_1_13=3, var_1_14=3221225454, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=-127, var_1_24=-127, var_1_25=-127, var_1_26=1, var_1_27=4, var_1_28=5, var_1_29=1, var_1_30=1/2, var_1_31=0, var_1_32=5, var_1_33=6, var_1_34=2, var_1_35=2, var_1_36=-256, var_1_37=2, var_1_38=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 91 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 16.2s, OverallIterations: 7, TraceHistogramMax: 33, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 5.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1868 SdHoareTripleChecker+Valid, 3.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1842 mSDsluCounter, 2470 SdHoareTripleChecker+Invalid, 2.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1554 mSDsCounter, 1428 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2162 IncrementalHoareTripleChecker+Invalid, 3590 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1428 mSolverCounterUnsat, 916 mSDtfsCounter, 2162 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2150 GetRequests, 2030 SyntacticMatches, 6 SemanticMatches, 114 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 772 ImplicationChecksByTransitivity, 1.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=594occurred in iteration=6, InterpolantAutomatonStates: 86, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 6 MinimizatonAttempts, 230 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 6.1s InterpolantComputationTime, 1667 NumberOfCodeBlocks, 1667 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 2074 ConstructedInterpolants, 0 QuantifiedInterpolants, 9273 SizeOfPredicates, 34 NumberOfNonLiveVariables, 3079 ConjunctsInSsa, 67 ConjunctsInUnsatCore, 10 InterpolantComputations, 2 PerfectInterpolantSequences, 20364/21120 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 07:54:06,335 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-4.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu --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 cc702294ab762f82a4156ec02c3796a72ec39b54f7f827a72f56934681f39759 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:54:09,080 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:54:09,214 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-19 07:54:09,224 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:54:09,225 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:54:09,272 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:54:09,273 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:54:09,274 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:54:09,275 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:54:09,280 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:54:09,281 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:54:09,282 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:54:09,282 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:54:09,285 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:54:09,285 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:54:09,286 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:54:09,286 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:54:09,287 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:54:09,287 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:54:09,288 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:54:09,289 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:54:09,289 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 07:54:09,290 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 07:54:09,290 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 07:54:09,291 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:54:09,291 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:54:09,291 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:54:09,292 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:54:09,292 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:54:09,293 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:54:09,294 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:54:09,295 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:54:09,295 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:54:09,296 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:54:09,296 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-19 07:54:09,296 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 07:54:09,296 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:54:09,297 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:54:09,297 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:54:09,298 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:54:09,298 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-19 07:54:09,299 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:54:09,299 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_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cc702294ab762f82a4156ec02c3796a72ec39b54f7f827a72f56934681f39759 [2023-11-19 07:54:09,675 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:54:09,708 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:54:09,711 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:54:09,712 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:54:09,713 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:54:09,714 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-4.i [2023-11-19 07:54:12,877 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:54:13,229 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:54:13,230 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-4.i [2023-11-19 07:54:13,246 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/data/58a4a191b/6d8662342fc149cb900bcac463f11021/FLAGb85cc374d [2023-11-19 07:54:13,267 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/data/58a4a191b/6d8662342fc149cb900bcac463f11021 [2023-11-19 07:54:13,270 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:54:13,274 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:54:13,276 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:54:13,276 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:54:13,285 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:54:13,288 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:54:13" (1/1) ... [2023-11-19 07:54:13,290 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ffe2458 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:13, skipping insertion in model container [2023-11-19 07:54:13,290 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:54:13" (1/1) ... [2023-11-19 07:54:13,342 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:54:13,551 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_1f7f1742-3609-4be3-a683-879597015bca/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-4.i[914,927] [2023-11-19 07:54:13,675 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:54:13,706 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:54:13,723 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_1f7f1742-3609-4be3-a683-879597015bca/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-4.i[914,927] [2023-11-19 07:54:13,794 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:54:13,827 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:54:13,827 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:13 WrapperNode [2023-11-19 07:54:13,827 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:54:13,829 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:54:13,830 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:54:13,830 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:54:13,838 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:13" (1/1) ... [2023-11-19 07:54:13,872 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:13" (1/1) ... [2023-11-19 07:54:13,923 INFO L138 Inliner]: procedures = 27, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 206 [2023-11-19 07:54:13,925 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:54:13,927 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:54:13,927 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:54:13,927 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:54:13,938 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:13" (1/1) ... [2023-11-19 07:54:13,939 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:13" (1/1) ... [2023-11-19 07:54:13,963 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:13" (1/1) ... [2023-11-19 07:54:13,963 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:13" (1/1) ... [2023-11-19 07:54:13,989 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:13" (1/1) ... [2023-11-19 07:54:14,001 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:13" (1/1) ... [2023-11-19 07:54:14,005 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:13" (1/1) ... [2023-11-19 07:54:14,018 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:13" (1/1) ... [2023-11-19 07:54:14,024 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:54:14,030 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:54:14,030 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:54:14,031 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:54:14,032 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:13" (1/1) ... [2023-11-19 07:54:14,038 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:54:14,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:54:14,072 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:54:14,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:54:14,146 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:54:14,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 07:54:14,147 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 07:54:14,147 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 07:54:14,148 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:54:14,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:54:14,287 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:54:14,290 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:54:15,329 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:54:15,353 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:54:15,354 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 07:54:15,361 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:54:15 BoogieIcfgContainer [2023-11-19 07:54:15,361 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:54:15,365 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:54:15,365 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:54:15,368 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:54:15,369 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:54:13" (1/3) ... [2023-11-19 07:54:15,369 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c32c614 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:54:15, skipping insertion in model container [2023-11-19 07:54:15,369 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:13" (2/3) ... [2023-11-19 07:54:15,371 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c32c614 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:54:15, skipping insertion in model container [2023-11-19 07:54:15,372 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:54:15" (3/3) ... [2023-11-19 07:54:15,373 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-4.i [2023-11-19 07:54:15,393 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:54:15,393 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 07:54:15,458 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:54:15,466 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;@575641be, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:54:15,466 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 07:54:15,472 INFO L276 IsEmpty]: Start isEmpty. Operand has 91 states, 55 states have (on average 1.3818181818181818) internal successors, (76), 56 states have internal predecessors, (76), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-19 07:54:15,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2023-11-19 07:54:15,490 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:54:15,491 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:54:15,492 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:54:15,497 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:54:15,498 INFO L85 PathProgramCache]: Analyzing trace with hash -1292902638, now seen corresponding path program 1 times [2023-11-19 07:54:15,513 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:54:15,513 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1352397915] [2023-11-19 07:54:15,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:54:15,514 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 [2023-11-19 07:54:15,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:54:15,520 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/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) [2023-11-19 07:54:15,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 07:54:15,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:15,957 INFO L262 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 07:54:15,974 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:54:16,062 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 688 proven. 0 refuted. 0 times theorem prover too weak. 1424 trivial. 0 not checked. [2023-11-19 07:54:16,071 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:54:16,072 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:54:16,072 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1352397915] [2023-11-19 07:54:16,076 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1352397915] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:54:16,076 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:54:16,076 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:54:16,078 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1577904543] [2023-11-19 07:54:16,079 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:54:16,085 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 07:54:16,086 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:54:16,119 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 07:54:16,119 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:54:16,121 INFO L87 Difference]: Start difference. First operand has 91 states, 55 states have (on average 1.3818181818181818) internal successors, (76), 56 states have internal predecessors, (76), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) Second operand has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-19 07:54:16,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:54:16,163 INFO L93 Difference]: Finished difference Result 175 states and 311 transitions. [2023-11-19 07:54:16,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 07:54:16,165 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 207 [2023-11-19 07:54:16,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:54:16,173 INFO L225 Difference]: With dead ends: 175 [2023-11-19 07:54:16,173 INFO L226 Difference]: Without dead ends: 87 [2023-11-19 07:54:16,177 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 206 GetRequests, 206 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:54:16,181 INFO L413 NwaCegarLoop]: 134 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 134 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 07:54:16,182 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 134 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:54:16,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2023-11-19 07:54:16,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2023-11-19 07:54:16,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 52 states have (on average 1.3076923076923077) internal successors, (68), 52 states have internal predecessors, (68), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-19 07:54:16,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 134 transitions. [2023-11-19 07:54:16,242 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 134 transitions. Word has length 207 [2023-11-19 07:54:16,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:54:16,244 INFO L495 AbstractCegarLoop]: Abstraction has 87 states and 134 transitions. [2023-11-19 07:54:16,245 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-19 07:54:16,245 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 134 transitions. [2023-11-19 07:54:16,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2023-11-19 07:54:16,253 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:54:16,254 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:54:16,267 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 07:54:16,465 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 07:54:16,465 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:54:16,466 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:54:16,466 INFO L85 PathProgramCache]: Analyzing trace with hash 983778013, now seen corresponding path program 1 times [2023-11-19 07:54:16,467 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:54:16,468 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1556001136] [2023-11-19 07:54:16,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:54:16,468 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 [2023-11-19 07:54:16,469 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:54:16,470 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/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) [2023-11-19 07:54:16,475 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 07:54:16,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:16,925 INFO L262 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 07:54:16,948 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:54:18,844 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 309 proven. 177 refuted. 0 times theorem prover too weak. 1626 trivial. 0 not checked. [2023-11-19 07:54:18,845 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 07:54:19,847 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 9 proven. 180 refuted. 0 times theorem prover too weak. 1923 trivial. 0 not checked. [2023-11-19 07:54:19,848 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:54:19,848 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1556001136] [2023-11-19 07:54:19,849 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1556001136] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 07:54:19,849 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-19 07:54:19,849 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 14 [2023-11-19 07:54:19,850 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [442373918] [2023-11-19 07:54:19,850 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-19 07:54:19,852 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-11-19 07:54:19,853 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:54:19,854 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-11-19 07:54:19,855 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2023-11-19 07:54:19,855 INFO L87 Difference]: Start difference. First operand 87 states and 134 transitions. Second operand has 14 states, 14 states have (on average 4.571428571428571) internal successors, (64), 14 states have internal predecessors, (64), 3 states have call successors, (64), 3 states have call predecessors, (64), 7 states have return successors, (65), 3 states have call predecessors, (65), 3 states have call successors, (65) [2023-11-19 07:54:22,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:54:22,069 INFO L93 Difference]: Finished difference Result 198 states and 291 transitions. [2023-11-19 07:54:22,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-19 07:54:22,070 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 4.571428571428571) internal successors, (64), 14 states have internal predecessors, (64), 3 states have call successors, (64), 3 states have call predecessors, (64), 7 states have return successors, (65), 3 states have call predecessors, (65), 3 states have call successors, (65) Word has length 208 [2023-11-19 07:54:22,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:54:22,074 INFO L225 Difference]: With dead ends: 198 [2023-11-19 07:54:22,074 INFO L226 Difference]: Without dead ends: 114 [2023-11-19 07:54:22,076 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 424 GetRequests, 401 SyntacticMatches, 2 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=155, Invalid=351, Unknown=0, NotChecked=0, Total=506 [2023-11-19 07:54:22,077 INFO L413 NwaCegarLoop]: 87 mSDtfsCounter, 81 mSDsluCounter, 273 mSDsCounter, 0 mSdLazyCounter, 405 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 83 SdHoareTripleChecker+Valid, 360 SdHoareTripleChecker+Invalid, 429 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 405 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2023-11-19 07:54:22,078 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [83 Valid, 360 Invalid, 429 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 405 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2023-11-19 07:54:22,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2023-11-19 07:54:22,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 99. [2023-11-19 07:54:22,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 62 states have (on average 1.1935483870967742) internal successors, (74), 62 states have internal predecessors, (74), 33 states have call successors, (33), 3 states have call predecessors, (33), 3 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-19 07:54:22,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 140 transitions. [2023-11-19 07:54:22,103 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 140 transitions. Word has length 208 [2023-11-19 07:54:22,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:54:22,105 INFO L495 AbstractCegarLoop]: Abstraction has 99 states and 140 transitions. [2023-11-19 07:54:22,105 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 4.571428571428571) internal successors, (64), 14 states have internal predecessors, (64), 3 states have call successors, (64), 3 states have call predecessors, (64), 7 states have return successors, (65), 3 states have call predecessors, (65), 3 states have call successors, (65) [2023-11-19 07:54:22,106 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 140 transitions. [2023-11-19 07:54:22,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2023-11-19 07:54:22,110 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:54:22,111 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:54:22,124 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2023-11-19 07:54:22,320 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 07:54:22,320 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:54:22,321 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:54:22,321 INFO L85 PathProgramCache]: Analyzing trace with hash 1635664496, now seen corresponding path program 1 times [2023-11-19 07:54:22,321 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:54:22,322 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [951008013] [2023-11-19 07:54:22,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:54:22,322 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 [2023-11-19 07:54:22,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:54:22,323 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/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) [2023-11-19 07:54:22,325 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 07:54:22,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:22,679 INFO L262 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 07:54:22,686 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:54:23,482 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2023-11-19 07:54:23,482 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:54:23,482 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:54:23,483 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [951008013] [2023-11-19 07:54:23,483 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [951008013] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:54:23,483 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:54:23,483 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 07:54:23,484 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2109665184] [2023-11-19 07:54:23,484 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:54:23,485 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-19 07:54:23,485 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:54:23,486 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-19 07:54:23,486 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 07:54:23,486 INFO L87 Difference]: Start difference. First operand 99 states and 140 transitions. Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-19 07:54:25,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:54:25,027 INFO L93 Difference]: Finished difference Result 289 states and 409 transitions. [2023-11-19 07:54:25,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-19 07:54:25,028 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 209 [2023-11-19 07:54:25,029 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:54:25,032 INFO L225 Difference]: With dead ends: 289 [2023-11-19 07:54:25,032 INFO L226 Difference]: Without dead ends: 193 [2023-11-19 07:54:25,034 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 209 GetRequests, 205 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2023-11-19 07:54:25,035 INFO L413 NwaCegarLoop]: 222 mSDtfsCounter, 151 mSDsluCounter, 141 mSDsCounter, 0 mSdLazyCounter, 237 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 151 SdHoareTripleChecker+Valid, 363 SdHoareTripleChecker+Invalid, 239 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 237 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2023-11-19 07:54:25,036 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [151 Valid, 363 Invalid, 239 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 237 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2023-11-19 07:54:25,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 193 states. [2023-11-19 07:54:25,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 193 to 186. [2023-11-19 07:54:25,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 186 states, 113 states have (on average 1.168141592920354) internal successors, (132), 113 states have internal predecessors, (132), 66 states have call successors, (66), 6 states have call predecessors, (66), 6 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2023-11-19 07:54:25,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 186 states and 264 transitions. [2023-11-19 07:54:25,087 INFO L78 Accepts]: Start accepts. Automaton has 186 states and 264 transitions. Word has length 209 [2023-11-19 07:54:25,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:54:25,089 INFO L495 AbstractCegarLoop]: Abstraction has 186 states and 264 transitions. [2023-11-19 07:54:25,089 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-19 07:54:25,089 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 264 transitions. [2023-11-19 07:54:25,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2023-11-19 07:54:25,093 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:54:25,093 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:54:25,109 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/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)] Forceful destruction successful, exit code 0 [2023-11-19 07:54:25,302 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 07:54:25,302 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:54:25,303 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:54:25,303 INFO L85 PathProgramCache]: Analyzing trace with hash -1979244430, now seen corresponding path program 1 times [2023-11-19 07:54:25,304 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:54:25,304 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [765760930] [2023-11-19 07:54:25,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:54:25,305 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 [2023-11-19 07:54:25,305 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:54:25,306 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/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) [2023-11-19 07:54:25,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 07:54:25,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:25,625 INFO L262 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 07:54:25,635 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:54:28,298 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 816 proven. 72 refuted. 0 times theorem prover too weak. 1224 trivial. 0 not checked. [2023-11-19 07:54:28,298 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 07:54:28,633 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:54:28,634 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [765760930] [2023-11-19 07:54:28,634 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [765760930] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 07:54:28,634 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1556370040] [2023-11-19 07:54:28,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:54:28,635 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 07:54:28,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/cvc4 [2023-11-19 07:54:28,641 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 07:54:28,676 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7f1742-3609-4be3-a683-879597015bca/bin/uautomizer-verify-uCwYo4JHxu/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-19 07:54:30,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:30,146 INFO L262 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 07:54:30,154 INFO L285 TraceCheckSpWp]: Computing forward predicates...