./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-84.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e7bb482b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-84.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --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 2de9554d2db29c841908dc7706688d8dc299abb18d93013764f385fbb1a38056 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:59:37,902 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:59:38,048 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-06 22:59:38,057 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:59:38,058 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:59:38,098 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:59:38,099 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:59:38,099 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:59:38,100 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:59:38,105 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:59:38,106 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:59:38,107 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:59:38,107 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:59:38,109 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:59:38,110 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:59:38,110 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:59:38,111 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:59:38,111 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:59:38,112 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:59:38,112 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:59:38,113 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:59:38,114 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:59:38,114 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:59:38,115 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:59:38,115 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:59:38,117 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:59:38,117 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:59:38,118 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:59:38,118 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:59:38,119 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:59:38,121 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:59:38,121 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:59:38,121 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:59:38,122 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 22:59:38,122 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:59:38,123 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:59:38,123 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:59:38,123 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:59:38,124 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:59:38,124 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_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2de9554d2db29c841908dc7706688d8dc299abb18d93013764f385fbb1a38056 [2023-11-06 22:59:38,480 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:59:38,520 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:59:38,523 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:59:38,525 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:59:38,525 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:59:38,527 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-84.i [2023-11-06 22:59:41,908 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:59:42,303 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:59:42,304 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-84.i [2023-11-06 22:59:42,314 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/data/2a723b911/2221df8fb03d4558a3d0520da4d8acc6/FLAG57a0feb0a [2023-11-06 22:59:42,329 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/data/2a723b911/2221df8fb03d4558a3d0520da4d8acc6 [2023-11-06 22:59:42,332 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:59:42,334 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:59:42,335 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:59:42,335 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:59:42,340 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:59:42,341 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:59:42" (1/1) ... [2023-11-06 22:59:42,342 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c8ab291 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:59:42, skipping insertion in model container [2023-11-06 22:59:42,343 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:59:42" (1/1) ... [2023-11-06 22:59:42,377 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:59:42,574 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_36d2e779-87ab-4961-92bd-98bf6ebcac1e/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-84.i[919,932] [2023-11-06 22:59:42,707 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:59:42,723 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:59:42,739 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_36d2e779-87ab-4961-92bd-98bf6ebcac1e/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-84.i[919,932] [2023-11-06 22:59:42,793 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:59:42,817 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:59:42,818 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:59:42 WrapperNode [2023-11-06 22:59:42,818 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:59:42,819 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:59:42,820 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:59:42,820 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:59:42,830 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:59:42" (1/1) ... [2023-11-06 22:59:42,871 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:59:42" (1/1) ... [2023-11-06 22:59:42,948 INFO L138 Inliner]: procedures = 26, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 252 [2023-11-06 22:59:42,949 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:59:42,950 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:59:42,950 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:59:42,951 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:59:42,963 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:59:42" (1/1) ... [2023-11-06 22:59:42,963 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:59:42" (1/1) ... [2023-11-06 22:59:42,969 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:59:42" (1/1) ... [2023-11-06 22:59:42,970 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:59:42" (1/1) ... [2023-11-06 22:59:42,986 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:59:42" (1/1) ... [2023-11-06 22:59:42,991 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:59:42" (1/1) ... [2023-11-06 22:59:42,996 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:59:42" (1/1) ... [2023-11-06 22:59:43,000 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:59:42" (1/1) ... [2023-11-06 22:59:43,007 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:59:43,008 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:59:43,008 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:59:43,009 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:59:43,010 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:59:42" (1/1) ... [2023-11-06 22:59:43,016 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:59:43,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:59:43,046 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:59:43,084 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:59:43,097 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:59:43,097 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 22:59:43,097 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 22:59:43,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 22:59:43,098 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:59:43,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:59:43,203 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:59:43,206 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:59:43,918 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:59:43,927 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:59:43,928 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 22:59:43,930 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:59:43 BoogieIcfgContainer [2023-11-06 22:59:43,931 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:59:43,942 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:59:43,942 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:59:43,946 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:59:43,947 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:59:42" (1/3) ... [2023-11-06 22:59:43,949 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60e98b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:59:43, skipping insertion in model container [2023-11-06 22:59:43,949 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:59:42" (2/3) ... [2023-11-06 22:59:43,952 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60e98b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:59:43, skipping insertion in model container [2023-11-06 22:59:43,952 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:59:43" (3/3) ... [2023-11-06 22:59:43,954 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-84.i [2023-11-06 22:59:43,978 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:59:43,979 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 22:59:44,056 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:59:44,066 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=LoopsAndPotentialCycles, 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;@7be27a47, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:59:44,066 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 22:59:44,073 INFO L276 IsEmpty]: Start isEmpty. Operand has 107 states, 72 states have (on average 1.4861111111111112) internal successors, (107), 73 states have internal predecessors, (107), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-06 22:59:44,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2023-11-06 22:59:44,099 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:59:44,100 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:59:44,101 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:59:44,108 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:59:44,109 INFO L85 PathProgramCache]: Analyzing trace with hash 13738555, now seen corresponding path program 1 times [2023-11-06 22:59:44,121 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:59:44,122 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [886836481] [2023-11-06 22:59:44,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:59:44,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:59:44,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:59:44,404 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:59:44,404 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [886836481] [2023-11-06 22:59:44,405 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-06 22:59:44,406 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1807397601] [2023-11-06 22:59:44,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:59:44,406 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:59:44,407 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:59:44,411 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:59:44,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-06 22:59:44,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:59:44,784 INFO L262 TraceCheckSpWp]: Trace formula consists of 501 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-06 22:59:44,803 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:59:44,914 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 1922 trivial. 0 not checked. [2023-11-06 22:59:44,915 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:59:44,916 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1807397601] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:59:44,917 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:59:44,917 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:59:44,920 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1164669977] [2023-11-06 22:59:44,922 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:59:44,931 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 22:59:44,931 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:59:44,985 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 22:59:44,986 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:59:44,990 INFO L87 Difference]: Start difference. First operand has 107 states, 72 states have (on average 1.4861111111111112) internal successors, (107), 73 states have internal predecessors, (107), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 2 states, 2 states have (on average 27.5) internal successors, (55), 2 states have internal predecessors, (55), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-06 22:59:45,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:59:45,046 INFO L93 Difference]: Finished difference Result 207 states and 368 transitions. [2023-11-06 22:59:45,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 22:59:45,048 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 27.5) internal successors, (55), 2 states have internal predecessors, (55), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 2 states have call successors, (32) Word has length 210 [2023-11-06 22:59:45,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:59:45,060 INFO L225 Difference]: With dead ends: 207 [2023-11-06 22:59:45,060 INFO L226 Difference]: Without dead ends: 103 [2023-11-06 22:59:45,066 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 209 GetRequests, 209 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:59:45,071 INFO L413 NwaCegarLoop]: 164 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, 164 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 [2023-11-06 22:59:45,072 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 164 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:59:45,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2023-11-06 22:59:45,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 103. [2023-11-06 22:59:45,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 69 states have (on average 1.4492753623188406) internal successors, (100), 69 states have internal predecessors, (100), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-06 22:59:45,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 164 transitions. [2023-11-06 22:59:45,148 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 164 transitions. Word has length 210 [2023-11-06 22:59:45,148 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:59:45,149 INFO L495 AbstractCegarLoop]: Abstraction has 103 states and 164 transitions. [2023-11-06 22:59:45,149 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 27.5) internal successors, (55), 2 states have internal predecessors, (55), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-06 22:59:45,150 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 164 transitions. [2023-11-06 22:59:45,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2023-11-06 22:59:45,159 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:59:45,159 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:59:45,176 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-06 22:59:45,368 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:59:45,368 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:59:45,369 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:59:45,370 INFO L85 PathProgramCache]: Analyzing trace with hash 801886847, now seen corresponding path program 1 times [2023-11-06 22:59:45,370 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:59:45,370 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1048946586] [2023-11-06 22:59:45,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:59:45,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:59:45,557 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:59:45,558 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [414387000] [2023-11-06 22:59:45,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:59:45,558 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:59:45,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:59:45,561 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:59:45,582 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-06 22:59:45,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:59:45,807 INFO L262 TraceCheckSpWp]: Trace formula consists of 501 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-06 22:59:45,841 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:00:10,893 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-06 23:00:10,894 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:00:10,894 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:00:10,895 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1048946586] [2023-11-06 23:00:10,895 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 23:00:10,895 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [414387000] [2023-11-06 23:00:10,896 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [414387000] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:00:10,896 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:00:10,896 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-06 23:00:10,897 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [654349202] [2023-11-06 23:00:10,897 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:00:10,899 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 23:00:10,899 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:00:10,901 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 23:00:10,901 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-06 23:00:10,902 INFO L87 Difference]: Start difference. First operand 103 states and 164 transitions. Second operand has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 23:00:16,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:00:16,464 INFO L93 Difference]: Finished difference Result 285 states and 451 transitions. [2023-11-06 23:00:16,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-06 23:00:16,465 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 210 [2023-11-06 23:00:16,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:00:16,475 INFO L225 Difference]: With dead ends: 285 [2023-11-06 23:00:16,475 INFO L226 Difference]: Without dead ends: 185 [2023-11-06 23:00:16,478 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 213 GetRequests, 205 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2023-11-06 23:00:16,480 INFO L413 NwaCegarLoop]: 147 mSDtfsCounter, 253 mSDsluCounter, 428 mSDsCounter, 0 mSdLazyCounter, 155 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 253 SdHoareTripleChecker+Valid, 575 SdHoareTripleChecker+Invalid, 158 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 155 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2023-11-06 23:00:16,481 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [253 Valid, 575 Invalid, 158 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 155 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2023-11-06 23:00:16,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 185 states. [2023-11-06 23:00:16,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 185 to 166. [2023-11-06 23:00:16,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 166 states, 127 states have (on average 1.5275590551181102) internal successors, (194), 128 states have internal predecessors, (194), 36 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 35 states have call predecessors, (36), 36 states have call successors, (36) [2023-11-06 23:00:16,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 266 transitions. [2023-11-06 23:00:16,548 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 266 transitions. Word has length 210 [2023-11-06 23:00:16,550 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:00:16,550 INFO L495 AbstractCegarLoop]: Abstraction has 166 states and 266 transitions. [2023-11-06 23:00:16,550 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 23:00:16,551 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 266 transitions. [2023-11-06 23:00:16,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2023-11-06 23:00:16,557 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:00:16,558 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:00:16,576 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:16,770 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:00:16,771 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:00:16,771 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:00:16,772 INFO L85 PathProgramCache]: Analyzing trace with hash 1224588673, now seen corresponding path program 1 times [2023-11-06 23:00:16,772 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:00:16,772 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [659656091] [2023-11-06 23:00:16,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:00:16,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:00:16,885 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 23:00:16,891 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [988048433] [2023-11-06 23:00:16,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:00:16,892 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:00:16,892 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:16,897 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:00:16,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-06 23:00:17,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:00:17,088 INFO L262 TraceCheckSpWp]: Trace formula consists of 500 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-06 23:00:17,095 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:00:17,142 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-06 23:00:17,142 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:00:17,142 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:00:17,143 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [659656091] [2023-11-06 23:00:17,143 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 23:00:17,143 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [988048433] [2023-11-06 23:00:17,144 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [988048433] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:00:17,144 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:00:17,144 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 23:00:17,145 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [822073913] [2023-11-06 23:00:17,145 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:00:17,146 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 23:00:17,146 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:00:17,148 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 23:00:17,148 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:00:17,148 INFO L87 Difference]: Start difference. First operand 166 states and 266 transitions. Second operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 23:00:17,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:00:17,195 INFO L93 Difference]: Finished difference Result 304 states and 484 transitions. [2023-11-06 23:00:17,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 23:00:17,196 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 210 [2023-11-06 23:00:17,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:00:17,202 INFO L225 Difference]: With dead ends: 304 [2023-11-06 23:00:17,202 INFO L226 Difference]: Without dead ends: 141 [2023-11-06 23:00:17,203 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 209 GetRequests, 208 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:00:17,205 INFO L413 NwaCegarLoop]: 148 mSDtfsCounter, 140 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 140 SdHoareTripleChecker+Valid, 148 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 23:00:17,206 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [140 Valid, 148 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 23:00:17,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2023-11-06 23:00:17,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 141. [2023-11-06 23:00:17,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 141 states, 102 states have (on average 1.3823529411764706) internal successors, (141), 103 states have internal predecessors, (141), 36 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 35 states have call predecessors, (36), 36 states have call successors, (36) [2023-11-06 23:00:17,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 213 transitions. [2023-11-06 23:00:17,253 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 213 transitions. Word has length 210 [2023-11-06 23:00:17,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:00:17,256 INFO L495 AbstractCegarLoop]: Abstraction has 141 states and 213 transitions. [2023-11-06 23:00:17,257 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 23:00:17,257 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 213 transitions. [2023-11-06 23:00:17,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2023-11-06 23:00:17,271 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:00:17,271 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:00:17,287 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:17,479 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2023-11-06 23:00:17,480 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:00:17,480 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:00:17,480 INFO L85 PathProgramCache]: Analyzing trace with hash -1179686273, now seen corresponding path program 1 times [2023-11-06 23:00:17,480 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:00:17,481 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1543049218] [2023-11-06 23:00:17,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:00:17,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:00:17,545 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 23:00:17,546 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [900705020] [2023-11-06 23:00:17,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:00:17,547 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:00:17,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:17,548 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:00:17,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-06 23:00:17,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:00:17,768 INFO L262 TraceCheckSpWp]: Trace formula consists of 502 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-06 23:00:17,775 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:00:53,449 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-06 23:00:53,449 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:00:53,449 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:00:53,450 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1543049218] [2023-11-06 23:00:53,450 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 23:00:53,450 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [900705020] [2023-11-06 23:00:53,450 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [900705020] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:00:53,451 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:00:53,451 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-06 23:00:53,451 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1046890900] [2023-11-06 23:00:53,451 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:00:53,452 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 23:00:53,452 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:00:53,453 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 23:00:53,454 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-06 23:00:53,454 INFO L87 Difference]: Start difference. First operand 141 states and 213 transitions. Second operand has 6 states, 6 states have (on average 9.0) internal successors, (54), 6 states have internal predecessors, (54), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 23:00:59,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:00:59,257 INFO L93 Difference]: Finished difference Result 282 states and 425 transitions. [2023-11-06 23:00:59,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-06 23:00:59,258 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 6 states have internal predecessors, (54), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 211 [2023-11-06 23:00:59,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:00:59,260 INFO L225 Difference]: With dead ends: 282 [2023-11-06 23:00:59,261 INFO L226 Difference]: Without dead ends: 144 [2023-11-06 23:00:59,262 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 213 GetRequests, 206 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 6.3s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2023-11-06 23:00:59,263 INFO L413 NwaCegarLoop]: 149 mSDtfsCounter, 107 mSDsluCounter, 501 mSDsCounter, 0 mSdLazyCounter, 121 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 107 SdHoareTripleChecker+Valid, 650 SdHoareTripleChecker+Invalid, 124 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 121 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2023-11-06 23:00:59,263 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [107 Valid, 650 Invalid, 124 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 121 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2023-11-06 23:00:59,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2023-11-06 23:00:59,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 141. [2023-11-06 23:00:59,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 141 states, 102 states have (on average 1.3725490196078431) internal successors, (140), 103 states have internal predecessors, (140), 36 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 35 states have call predecessors, (36), 36 states have call successors, (36) [2023-11-06 23:00:59,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 212 transitions. [2023-11-06 23:00:59,288 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 212 transitions. Word has length 211 [2023-11-06 23:00:59,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:00:59,289 INFO L495 AbstractCegarLoop]: Abstraction has 141 states and 212 transitions. [2023-11-06 23:00:59,289 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 6 states have internal predecessors, (54), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 23:00:59,289 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 212 transitions. [2023-11-06 23:00:59,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2023-11-06 23:00:59,293 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:00:59,293 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:00:59,300 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:59,499 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:00:59,500 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:00:59,500 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:00:59,500 INFO L85 PathProgramCache]: Analyzing trace with hash -1483636541, now seen corresponding path program 1 times [2023-11-06 23:00:59,501 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:00:59,501 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1858238410] [2023-11-06 23:00:59,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:00:59,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:00:59,546 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 23:00:59,562 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [535439426] [2023-11-06 23:00:59,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:00:59,562 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:00:59,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:59,569 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:00:59,574 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-06 23:00:59,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:00:59,743 INFO L262 TraceCheckSpWp]: Trace formula consists of 505 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-06 23:00:59,748 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:00:59,990 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 267 proven. 87 refuted. 0 times theorem prover too weak. 1630 trivial. 0 not checked. [2023-11-06 23:00:59,990 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 23:01:00,249 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 6 proven. 87 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2023-11-06 23:01:00,249 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:01:00,249 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1858238410] [2023-11-06 23:01:00,249 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 23:01:00,249 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [535439426] [2023-11-06 23:01:00,250 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [535439426] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 23:01:00,250 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 23:01:00,250 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2023-11-06 23:01:00,250 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1365238063] [2023-11-06 23:01:00,250 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 23:01:00,251 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-06 23:01:00,251 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:01:00,252 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-06 23:01:00,253 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2023-11-06 23:01:00,253 INFO L87 Difference]: Start difference. First operand 141 states and 212 transitions. Second operand has 10 states, 10 states have (on average 8.7) internal successors, (87), 10 states have internal predecessors, (87), 3 states have call successors, (61), 2 states have call predecessors, (61), 4 states have return successors, (62), 3 states have call predecessors, (62), 3 states have call successors, (62) [2023-11-06 23:01:00,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:01:00,643 INFO L93 Difference]: Finished difference Result 289 states and 429 transitions. [2023-11-06 23:01:00,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-06 23:01:00,644 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 8.7) internal successors, (87), 10 states have internal predecessors, (87), 3 states have call successors, (61), 2 states have call predecessors, (61), 4 states have return successors, (62), 3 states have call predecessors, (62), 3 states have call successors, (62) Word has length 212 [2023-11-06 23:01:00,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:01:00,646 INFO L225 Difference]: With dead ends: 289 [2023-11-06 23:01:00,646 INFO L226 Difference]: Without dead ends: 151 [2023-11-06 23:01:00,647 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 426 GetRequests, 414 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=62, Invalid=120, Unknown=0, NotChecked=0, Total=182 [2023-11-06 23:01:00,648 INFO L413 NwaCegarLoop]: 91 mSDtfsCounter, 183 mSDsluCounter, 151 mSDsCounter, 0 mSdLazyCounter, 342 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 185 SdHoareTripleChecker+Valid, 242 SdHoareTripleChecker+Invalid, 352 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 342 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-06 23:01:00,650 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [185 Valid, 242 Invalid, 352 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 342 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-06 23:01:00,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2023-11-06 23:01:00,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 149. [2023-11-06 23:01:00,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 149 states, 108 states have (on average 1.3425925925925926) internal successors, (145), 109 states have internal predecessors, (145), 36 states have call successors, (36), 4 states have call predecessors, (36), 4 states have return successors, (36), 35 states have call predecessors, (36), 36 states have call successors, (36) [2023-11-06 23:01:00,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 217 transitions. [2023-11-06 23:01:00,690 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 217 transitions. Word has length 212 [2023-11-06 23:01:00,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:01:00,694 INFO L495 AbstractCegarLoop]: Abstraction has 149 states and 217 transitions. [2023-11-06 23:01:00,695 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 8.7) internal successors, (87), 10 states have internal predecessors, (87), 3 states have call successors, (61), 2 states have call predecessors, (61), 4 states have return successors, (62), 3 states have call predecessors, (62), 3 states have call successors, (62) [2023-11-06 23:01:00,695 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 217 transitions. [2023-11-06 23:01:00,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2023-11-06 23:01:00,698 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:01:00,698 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:01:00,706 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2023-11-06 23:01:00,904 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:01:00,905 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:01:00,905 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:01:00,905 INFO L85 PathProgramCache]: Analyzing trace with hash -1617650047, now seen corresponding path program 1 times [2023-11-06 23:01:00,905 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:01:00,906 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1023120978] [2023-11-06 23:01:00,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:01:00,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:01:00,940 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 23:01:00,941 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1089728895] [2023-11-06 23:01:00,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:01:00,941 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:01:00,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:01:00,942 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:01:00,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-06 23:01:01,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:01:01,115 INFO L262 TraceCheckSpWp]: Trace formula consists of 503 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-06 23:01:01,121 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:01:01,556 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-06 23:01:01,556 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:01:01,557 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:01:01,557 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1023120978] [2023-11-06 23:01:01,557 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 23:01:01,557 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1089728895] [2023-11-06 23:01:01,557 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1089728895] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:01:01,557 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:01:01,557 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-06 23:01:01,558 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [111053355] [2023-11-06 23:01:01,558 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:01:01,558 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 23:01:01,558 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:01:01,559 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 23:01:01,559 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-06 23:01:01,560 INFO L87 Difference]: Start difference. First operand 149 states and 217 transitions. Second operand has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 6 states have internal predecessors, (55), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 23:01:01,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:01:01,768 INFO L93 Difference]: Finished difference Result 310 states and 445 transitions. [2023-11-06 23:01:01,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-06 23:01:01,769 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 6 states have internal predecessors, (55), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 212 [2023-11-06 23:01:01,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:01:01,771 INFO L225 Difference]: With dead ends: 310 [2023-11-06 23:01:01,772 INFO L226 Difference]: Without dead ends: 164 [2023-11-06 23:01:01,772 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 214 GetRequests, 207 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2023-11-06 23:01:01,773 INFO L413 NwaCegarLoop]: 172 mSDtfsCounter, 108 mSDsluCounter, 407 mSDsCounter, 0 mSdLazyCounter, 98 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 108 SdHoareTripleChecker+Valid, 579 SdHoareTripleChecker+Invalid, 106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 98 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-06 23:01:01,774 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [108 Valid, 579 Invalid, 106 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 98 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-06 23:01:01,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2023-11-06 23:01:01,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 161. [2023-11-06 23:01:01,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 161 states, 116 states have (on average 1.3103448275862069) internal successors, (152), 118 states have internal predecessors, (152), 38 states have call successors, (38), 6 states have call predecessors, (38), 6 states have return successors, (38), 36 states have call predecessors, (38), 38 states have call successors, (38) [2023-11-06 23:01:01,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 228 transitions. [2023-11-06 23:01:01,800 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 228 transitions. Word has length 212 [2023-11-06 23:01:01,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:01:01,801 INFO L495 AbstractCegarLoop]: Abstraction has 161 states and 228 transitions. [2023-11-06 23:01:01,801 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 6 states have internal predecessors, (55), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 23:01:01,801 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 228 transitions. [2023-11-06 23:01:01,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2023-11-06 23:01:01,803 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:01:01,803 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:01:01,819 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-11-06 23:01:02,019 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:01:02,020 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:01:02,020 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:01:02,020 INFO L85 PathProgramCache]: Analyzing trace with hash 835184218, now seen corresponding path program 1 times [2023-11-06 23:01:02,020 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:01:02,020 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [354579617] [2023-11-06 23:01:02,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:01:02,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:01:02,079 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 23:01:02,079 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [701578062] [2023-11-06 23:01:02,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:01:02,080 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:01:02,080 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:01:02,088 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:01:02,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-06 23:01:02,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:01:02,264 INFO L262 TraceCheckSpWp]: Trace formula consists of 506 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-06 23:01:02,270 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:01:04,553 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-06 23:01:04,554 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:01:04,554 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:01:04,554 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [354579617] [2023-11-06 23:01:04,554 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 23:01:04,554 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [701578062] [2023-11-06 23:01:04,554 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [701578062] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:01:04,555 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:01:04,555 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-06 23:01:04,555 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [933623164] [2023-11-06 23:01:04,555 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:01:04,556 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-06 23:01:04,556 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:01:04,557 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-06 23:01:04,557 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2023-11-06 23:01:04,558 INFO L87 Difference]: Start difference. First operand 161 states and 228 transitions. Second operand has 9 states, 9 states have (on average 6.222222222222222) internal successors, (56), 9 states have internal predecessors, (56), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 23:01:05,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:01:05,391 INFO L93 Difference]: Finished difference Result 509 states and 728 transitions. [2023-11-06 23:01:05,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-06 23:01:05,392 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.222222222222222) internal successors, (56), 9 states have internal predecessors, (56), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 213 [2023-11-06 23:01:05,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:01:05,395 INFO L225 Difference]: With dead ends: 509 [2023-11-06 23:01:05,396 INFO L226 Difference]: Without dead ends: 359 [2023-11-06 23:01:05,397 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 218 GetRequests, 205 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=66, Invalid=144, Unknown=0, NotChecked=0, Total=210 [2023-11-06 23:01:05,397 INFO L413 NwaCegarLoop]: 131 mSDtfsCounter, 176 mSDsluCounter, 624 mSDsCounter, 0 mSdLazyCounter, 281 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 176 SdHoareTripleChecker+Valid, 755 SdHoareTripleChecker+Invalid, 286 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 281 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-06 23:01:05,398 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [176 Valid, 755 Invalid, 286 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 281 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-06 23:01:05,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 359 states. [2023-11-06 23:01:05,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 359 to 213. [2023-11-06 23:01:05,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 213 states, 168 states have (on average 1.3511904761904763) internal successors, (227), 170 states have internal predecessors, (227), 38 states have call successors, (38), 6 states have call predecessors, (38), 6 states have return successors, (38), 36 states have call predecessors, (38), 38 states have call successors, (38) [2023-11-06 23:01:05,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 303 transitions. [2023-11-06 23:01:05,430 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 303 transitions. Word has length 213 [2023-11-06 23:01:05,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:01:05,431 INFO L495 AbstractCegarLoop]: Abstraction has 213 states and 303 transitions. [2023-11-06 23:01:05,431 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.222222222222222) internal successors, (56), 9 states have internal predecessors, (56), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 23:01:05,431 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 303 transitions. [2023-11-06 23:01:05,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2023-11-06 23:01:05,433 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:01:05,434 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:01:05,440 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-11-06 23:01:05,640 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:01:05,641 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:01:05,641 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:01:05,641 INFO L85 PathProgramCache]: Analyzing trace with hash 1257886044, now seen corresponding path program 1 times [2023-11-06 23:01:05,641 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:01:05,641 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [981209413] [2023-11-06 23:01:05,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:01:05,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:01:05,686 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 23:01:05,686 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1104981227] [2023-11-06 23:01:05,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:01:05,686 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:01:05,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:01:05,688 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:01:05,704 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-06 23:01:05,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:01:05,864 INFO L262 TraceCheckSpWp]: Trace formula consists of 504 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-06 23:01:05,870 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:01:07,092 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-06 23:01:07,093 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:01:07,093 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:01:07,093 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [981209413] [2023-11-06 23:01:07,093 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 23:01:07,093 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1104981227] [2023-11-06 23:01:07,093 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1104981227] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:01:07,094 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:01:07,094 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-11-06 23:01:07,094 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [523053420] [2023-11-06 23:01:07,094 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:01:07,095 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-11-06 23:01:07,095 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:01:07,096 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-11-06 23:01:07,096 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2023-11-06 23:01:07,096 INFO L87 Difference]: Start difference. First operand 213 states and 303 transitions. Second operand has 11 states, 11 states have (on average 5.090909090909091) internal successors, (56), 11 states have internal predecessors, (56), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 23:01:08,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:01:08,205 INFO L93 Difference]: Finished difference Result 567 states and 809 transitions. [2023-11-06 23:01:08,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-11-06 23:01:08,210 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 5.090909090909091) internal successors, (56), 11 states have internal predecessors, (56), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 213 [2023-11-06 23:01:08,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:01:08,214 INFO L225 Difference]: With dead ends: 567 [2023-11-06 23:01:08,214 INFO L226 Difference]: Without dead ends: 365 [2023-11-06 23:01:08,215 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 219 GetRequests, 203 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2023-11-06 23:01:08,216 INFO L413 NwaCegarLoop]: 146 mSDtfsCounter, 240 mSDsluCounter, 636 mSDsCounter, 0 mSdLazyCounter, 414 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 240 SdHoareTripleChecker+Valid, 782 SdHoareTripleChecker+Invalid, 420 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 414 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-11-06 23:01:08,216 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [240 Valid, 782 Invalid, 420 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 414 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-11-06 23:01:08,217 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 365 states. [2023-11-06 23:01:08,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 365 to 213. [2023-11-06 23:01:08,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 213 states, 168 states have (on average 1.3511904761904763) internal successors, (227), 170 states have internal predecessors, (227), 38 states have call successors, (38), 6 states have call predecessors, (38), 6 states have return successors, (38), 36 states have call predecessors, (38), 38 states have call successors, (38) [2023-11-06 23:01:08,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 303 transitions. [2023-11-06 23:01:08,250 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 303 transitions. Word has length 213 [2023-11-06 23:01:08,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:01:08,250 INFO L495 AbstractCegarLoop]: Abstraction has 213 states and 303 transitions. [2023-11-06 23:01:08,251 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 5.090909090909091) internal successors, (56), 11 states have internal predecessors, (56), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 23:01:08,251 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 303 transitions. [2023-11-06 23:01:08,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2023-11-06 23:01:08,253 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:01:08,253 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:01:08,262 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-11-06 23:01:08,460 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:01:08,461 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:01:08,461 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:01:08,461 INFO L85 PathProgramCache]: Analyzing trace with hash -970254116, now seen corresponding path program 1 times [2023-11-06 23:01:08,461 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:01:08,461 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1661494199] [2023-11-06 23:01:08,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:01:08,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:01:08,490 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 23:01:08,490 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2139063738] [2023-11-06 23:01:08,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:01:08,490 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:01:08,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:01:08,492 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:01:08,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-11-06 23:01:08,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:01:08,672 INFO L262 TraceCheckSpWp]: Trace formula consists of 506 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-06 23:01:08,688 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:01:11,743 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-06 23:01:11,743 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:01:11,743 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:01:11,744 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1661494199] [2023-11-06 23:01:11,744 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 23:01:11,744 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2139063738] [2023-11-06 23:01:11,744 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2139063738] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:01:11,744 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:01:11,744 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-06 23:01:11,745 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1495144516] [2023-11-06 23:01:11,745 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:01:11,745 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-06 23:01:11,745 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:01:11,746 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-06 23:01:11,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2023-11-06 23:01:11,747 INFO L87 Difference]: Start difference. First operand 213 states and 303 transitions. Second operand has 9 states, 9 states have (on average 6.222222222222222) internal successors, (56), 9 states have internal predecessors, (56), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 23:01:13,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:01:13,173 INFO L93 Difference]: Finished difference Result 567 states and 809 transitions. [2023-11-06 23:01:13,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-06 23:01:13,175 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.222222222222222) internal successors, (56), 9 states have internal predecessors, (56), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 213 [2023-11-06 23:01:13,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:01:13,178 INFO L225 Difference]: With dead ends: 567 [2023-11-06 23:01:13,179 INFO L226 Difference]: Without dead ends: 365 [2023-11-06 23:01:13,180 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 218 GetRequests, 205 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=66, Invalid=144, Unknown=0, NotChecked=0, Total=210 [2023-11-06 23:01:13,181 INFO L413 NwaCegarLoop]: 143 mSDtfsCounter, 151 mSDsluCounter, 723 mSDsCounter, 0 mSdLazyCounter, 466 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 151 SdHoareTripleChecker+Valid, 866 SdHoareTripleChecker+Invalid, 470 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 466 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-11-06 23:01:13,181 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [151 Valid, 866 Invalid, 470 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 466 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-11-06 23:01:13,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 365 states. [2023-11-06 23:01:13,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 365 to 217. [2023-11-06 23:01:13,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 217 states, 172 states have (on average 1.3546511627906976) internal successors, (233), 174 states have internal predecessors, (233), 38 states have call successors, (38), 6 states have call predecessors, (38), 6 states have return successors, (38), 36 states have call predecessors, (38), 38 states have call successors, (38) [2023-11-06 23:01:13,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 217 states and 309 transitions. [2023-11-06 23:01:13,222 INFO L78 Accepts]: Start accepts. Automaton has 217 states and 309 transitions. Word has length 213 [2023-11-06 23:01:13,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:01:13,223 INFO L495 AbstractCegarLoop]: Abstraction has 217 states and 309 transitions. [2023-11-06 23:01:13,223 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.222222222222222) internal successors, (56), 9 states have internal predecessors, (56), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 23:01:13,224 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 309 transitions. [2023-11-06 23:01:13,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2023-11-06 23:01:13,226 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:01:13,226 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:01:13,234 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2023-11-06 23:01:13,433 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:01:13,434 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:01:13,434 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:01:13,434 INFO L85 PathProgramCache]: Analyzing trace with hash -547552290, now seen corresponding path program 1 times [2023-11-06 23:01:13,434 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:01:13,435 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [952902188] [2023-11-06 23:01:13,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:01:13,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:01:13,473 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 23:01:13,473 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2144231497] [2023-11-06 23:01:13,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:01:13,474 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:01:13,474 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:01:13,484 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:01:13,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-11-06 23:01:13,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:01:13,674 INFO L262 TraceCheckSpWp]: Trace formula consists of 504 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-06 23:01:13,689 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:01:15,182 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-06 23:01:15,182 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:01:15,183 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:01:15,183 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [952902188] [2023-11-06 23:01:15,183 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 23:01:15,183 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2144231497] [2023-11-06 23:01:15,183 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2144231497] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:01:15,184 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:01:15,184 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-11-06 23:01:15,184 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1194762403] [2023-11-06 23:01:15,184 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:01:15,185 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-11-06 23:01:15,185 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:01:15,186 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-11-06 23:01:15,186 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2023-11-06 23:01:15,187 INFO L87 Difference]: Start difference. First operand 217 states and 309 transitions. Second operand has 11 states, 11 states have (on average 5.090909090909091) internal successors, (56), 11 states have internal predecessors, (56), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 23:01:16,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:01:16,913 INFO L93 Difference]: Finished difference Result 577 states and 821 transitions. [2023-11-06 23:01:16,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-11-06 23:01:16,914 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 5.090909090909091) internal successors, (56), 11 states have internal predecessors, (56), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 213 [2023-11-06 23:01:16,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:01:16,918 INFO L225 Difference]: With dead ends: 577 [2023-11-06 23:01:16,919 INFO L226 Difference]: Without dead ends: 371 [2023-11-06 23:01:16,920 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 219 GetRequests, 203 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2023-11-06 23:01:16,921 INFO L413 NwaCegarLoop]: 153 mSDtfsCounter, 168 mSDsluCounter, 868 mSDsCounter, 0 mSdLazyCounter, 627 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 168 SdHoareTripleChecker+Valid, 1021 SdHoareTripleChecker+Invalid, 631 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 627 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-11-06 23:01:16,922 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [168 Valid, 1021 Invalid, 631 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 627 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-11-06 23:01:16,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 371 states. [2023-11-06 23:01:16,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 371 to 213. [2023-11-06 23:01:16,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 213 states, 168 states have (on average 1.3511904761904763) internal successors, (227), 170 states have internal predecessors, (227), 38 states have call successors, (38), 6 states have call predecessors, (38), 6 states have return successors, (38), 36 states have call predecessors, (38), 38 states have call successors, (38) [2023-11-06 23:01:16,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 303 transitions. [2023-11-06 23:01:16,962 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 303 transitions. Word has length 213 [2023-11-06 23:01:16,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:01:16,962 INFO L495 AbstractCegarLoop]: Abstraction has 213 states and 303 transitions. [2023-11-06 23:01:16,963 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 5.090909090909091) internal successors, (56), 11 states have internal predecessors, (56), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 23:01:16,963 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 303 transitions. [2023-11-06 23:01:16,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2023-11-06 23:01:16,965 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:01:16,965 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:01:16,978 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2023-11-06 23:01:17,172 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2023-11-06 23:01:17,173 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:01:17,173 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:01:17,173 INFO L85 PathProgramCache]: Analyzing trace with hash 1866659670, now seen corresponding path program 1 times [2023-11-06 23:01:17,174 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:01:17,174 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1722776671] [2023-11-06 23:01:17,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:01:17,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:01:17,208 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 23:01:17,208 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1503446539] [2023-11-06 23:01:17,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:01:17,208 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:01:17,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:01:17,210 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:01:17,234 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2023-11-06 23:01:17,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:01:17,409 INFO L262 TraceCheckSpWp]: Trace formula consists of 511 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-06 23:01:17,413 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:01:17,498 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-06 23:01:17,498 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:01:17,498 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:01:17,498 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1722776671] [2023-11-06 23:01:17,498 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 23:01:17,499 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1503446539] [2023-11-06 23:01:17,499 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1503446539] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:01:17,499 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:01:17,499 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 23:01:17,499 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1162383549] [2023-11-06 23:01:17,499 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:01:17,500 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 23:01:17,500 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:01:17,501 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 23:01:17,501 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:01:17,501 INFO L87 Difference]: Start difference. First operand 213 states and 303 transitions. Second operand has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 23:01:17,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:01:17,674 INFO L93 Difference]: Finished difference Result 501 states and 712 transitions. [2023-11-06 23:01:17,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 23:01:17,675 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 214 [2023-11-06 23:01:17,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:01:17,678 INFO L225 Difference]: With dead ends: 501 [2023-11-06 23:01:17,678 INFO L226 Difference]: Without dead ends: 299 [2023-11-06 23:01:17,680 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 213 GetRequests, 212 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:01:17,680 INFO L413 NwaCegarLoop]: 138 mSDtfsCounter, 43 mSDsluCounter, 113 mSDsCounter, 0 mSdLazyCounter, 62 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 43 SdHoareTripleChecker+Valid, 251 SdHoareTripleChecker+Invalid, 63 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 62 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 23:01:17,681 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [43 Valid, 251 Invalid, 63 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 62 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 23:01:17,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 299 states. [2023-11-06 23:01:17,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 299 to 269. [2023-11-06 23:01:17,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 269 states, 224 states have (on average 1.3660714285714286) internal successors, (306), 226 states have internal predecessors, (306), 38 states have call successors, (38), 6 states have call predecessors, (38), 6 states have return successors, (38), 36 states have call predecessors, (38), 38 states have call successors, (38) [2023-11-06 23:01:17,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 269 states and 382 transitions. [2023-11-06 23:01:17,731 INFO L78 Accepts]: Start accepts. Automaton has 269 states and 382 transitions. Word has length 214 [2023-11-06 23:01:17,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:01:17,732 INFO L495 AbstractCegarLoop]: Abstraction has 269 states and 382 transitions. [2023-11-06 23:01:17,732 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 23:01:17,733 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 382 transitions. [2023-11-06 23:01:17,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2023-11-06 23:01:17,735 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:01:17,735 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:01:17,748 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2023-11-06 23:01:17,942 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2023-11-06 23:01:17,942 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:01:17,943 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:01:17,943 INFO L85 PathProgramCache]: Analyzing trace with hash 1238502431, now seen corresponding path program 1 times [2023-11-06 23:01:17,943 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:01:17,944 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1305941489] [2023-11-06 23:01:17,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:01:17,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:01:17,981 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 23:01:17,982 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [414630219] [2023-11-06 23:01:17,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:01:17,982 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:01:17,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:01:17,984 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:01:18,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2023-11-06 23:01:18,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:01:18,229 INFO L262 TraceCheckSpWp]: Trace formula consists of 507 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-06 23:01:18,247 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:01:20,457 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-06 23:01:20,457 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:01:20,457 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:01:20,458 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1305941489] [2023-11-06 23:01:20,458 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 23:01:20,458 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [414630219] [2023-11-06 23:01:20,458 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [414630219] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:01:20,458 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:01:20,458 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-11-06 23:01:20,458 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1688615837] [2023-11-06 23:01:20,459 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:01:20,459 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-06 23:01:20,459 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:01:20,460 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-06 23:01:20,460 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2023-11-06 23:01:20,461 INFO L87 Difference]: Start difference. First operand 269 states and 382 transitions. Second operand has 10 states, 10 states have (on average 5.7) internal successors, (57), 10 states have internal predecessors, (57), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 23:01:21,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:01:21,665 INFO L93 Difference]: Finished difference Result 736 states and 1036 transitions. [2023-11-06 23:01:21,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-11-06 23:01:21,667 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.7) internal successors, (57), 10 states have internal predecessors, (57), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 214 [2023-11-06 23:01:21,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:01:21,672 INFO L225 Difference]: With dead ends: 736 [2023-11-06 23:01:21,673 INFO L226 Difference]: Without dead ends: 470 [2023-11-06 23:01:21,674 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 219 GetRequests, 205 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2023-11-06 23:01:21,676 INFO L413 NwaCegarLoop]: 180 mSDtfsCounter, 220 mSDsluCounter, 939 mSDsCounter, 0 mSdLazyCounter, 347 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 220 SdHoareTripleChecker+Valid, 1119 SdHoareTripleChecker+Invalid, 349 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 347 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-11-06 23:01:21,676 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [220 Valid, 1119 Invalid, 349 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 347 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-11-06 23:01:21,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 470 states. [2023-11-06 23:01:21,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 470 to 286. [2023-11-06 23:01:21,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 286 states, 241 states have (on average 1.3734439834024896) internal successors, (331), 243 states have internal predecessors, (331), 38 states have call successors, (38), 6 states have call predecessors, (38), 6 states have return successors, (38), 36 states have call predecessors, (38), 38 states have call successors, (38) [2023-11-06 23:01:21,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 286 states and 407 transitions. [2023-11-06 23:01:21,731 INFO L78 Accepts]: Start accepts. Automaton has 286 states and 407 transitions. Word has length 214 [2023-11-06 23:01:21,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:01:21,732 INFO L495 AbstractCegarLoop]: Abstraction has 286 states and 407 transitions. [2023-11-06 23:01:21,732 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.7) internal successors, (57), 10 states have internal predecessors, (57), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 23:01:21,732 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 407 transitions. [2023-11-06 23:01:21,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2023-11-06 23:01:21,735 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:01:21,735 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:01:21,759 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2023-11-06 23:01:21,956 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2023-11-06 23:01:21,956 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:01:21,957 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:01:21,957 INFO L85 PathProgramCache]: Analyzing trace with hash 1661204257, now seen corresponding path program 1 times [2023-11-06 23:01:21,958 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:01:21,958 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2116705727] [2023-11-06 23:01:21,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:01:21,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:01:22,001 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 23:01:22,001 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [349113124] [2023-11-06 23:01:22,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:01:22,002 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:01:22,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:01:22,004 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:01:22,038 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2023-11-06 23:01:22,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:01:22,252 INFO L262 TraceCheckSpWp]: Trace formula consists of 505 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-06 23:01:22,259 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:01:23,143 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-06 23:01:23,143 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:01:23,143 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:01:23,143 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2116705727] [2023-11-06 23:01:23,144 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 23:01:23,144 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [349113124] [2023-11-06 23:01:23,144 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [349113124] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:01:23,144 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:01:23,144 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-11-06 23:01:23,145 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [399732028] [2023-11-06 23:01:23,145 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:01:23,145 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-11-06 23:01:23,146 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:01:23,146 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-11-06 23:01:23,147 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2023-11-06 23:01:23,147 INFO L87 Difference]: Start difference. First operand 286 states and 407 transitions. Second operand has 11 states, 11 states have (on average 5.181818181818182) internal successors, (57), 11 states have internal predecessors, (57), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 23:01:24,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:01:24,381 INFO L93 Difference]: Finished difference Result 753 states and 1059 transitions. [2023-11-06 23:01:24,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-11-06 23:01:24,382 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 5.181818181818182) internal successors, (57), 11 states have internal predecessors, (57), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 214 [2023-11-06 23:01:24,383 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:01:24,387 INFO L225 Difference]: With dead ends: 753 [2023-11-06 23:01:24,387 INFO L226 Difference]: Without dead ends: 470 [2023-11-06 23:01:24,388 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 220 GetRequests, 204 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=87, Invalid=219, Unknown=0, NotChecked=0, Total=306 [2023-11-06 23:01:24,389 INFO L413 NwaCegarLoop]: 199 mSDtfsCounter, 232 mSDsluCounter, 1013 mSDsCounter, 0 mSdLazyCounter, 448 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 232 SdHoareTripleChecker+Valid, 1212 SdHoareTripleChecker+Invalid, 450 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 448 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-11-06 23:01:24,390 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [232 Valid, 1212 Invalid, 450 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 448 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-11-06 23:01:24,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 470 states. [2023-11-06 23:01:24,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 470 to 282. [2023-11-06 23:01:24,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 282 states, 237 states have (on average 1.371308016877637) internal successors, (325), 239 states have internal predecessors, (325), 38 states have call successors, (38), 6 states have call predecessors, (38), 6 states have return successors, (38), 36 states have call predecessors, (38), 38 states have call successors, (38) [2023-11-06 23:01:24,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 401 transitions. [2023-11-06 23:01:24,445 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 401 transitions. Word has length 214 [2023-11-06 23:01:24,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:01:24,446 INFO L495 AbstractCegarLoop]: Abstraction has 282 states and 401 transitions. [2023-11-06 23:01:24,446 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 5.181818181818182) internal successors, (57), 11 states have internal predecessors, (57), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 23:01:24,446 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 401 transitions. [2023-11-06 23:01:24,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2023-11-06 23:01:24,449 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:01:24,449 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:01:24,458 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2023-11-06 23:01:24,659 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2023-11-06 23:01:24,660 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:01:24,660 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:01:24,660 INFO L85 PathProgramCache]: Analyzing trace with hash -566935903, now seen corresponding path program 1 times [2023-11-06 23:01:24,660 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:01:24,660 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [688447654] [2023-11-06 23:01:24,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:01:24,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:01:24,710 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 23:01:24,711 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1905309860] [2023-11-06 23:01:24,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:01:24,711 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:01:24,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:01:24,713 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:01:24,739 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2023-11-06 23:01:24,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:01:24,975 INFO L262 TraceCheckSpWp]: Trace formula consists of 507 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-06 23:01:24,980 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:01:27,773 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-06 23:01:27,773 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:01:27,774 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:01:27,774 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [688447654] [2023-11-06 23:01:27,774 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 23:01:27,774 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1905309860] [2023-11-06 23:01:27,774 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1905309860] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:01:27,774 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:01:27,774 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-11-06 23:01:27,775 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [844305819] [2023-11-06 23:01:27,775 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:01:27,775 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-06 23:01:27,776 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:01:27,776 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-06 23:01:27,777 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2023-11-06 23:01:27,777 INFO L87 Difference]: Start difference. First operand 282 states and 401 transitions. Second operand has 10 states, 10 states have (on average 5.7) internal successors, (57), 10 states have internal predecessors, (57), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 23:01:29,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:01:29,466 INFO L93 Difference]: Finished difference Result 749 states and 1053 transitions. [2023-11-06 23:01:29,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-11-06 23:01:29,470 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.7) internal successors, (57), 10 states have internal predecessors, (57), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 214 [2023-11-06 23:01:29,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:01:29,474 INFO L225 Difference]: With dead ends: 749 [2023-11-06 23:01:29,474 INFO L226 Difference]: Without dead ends: 470 [2023-11-06 23:01:29,475 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 219 GetRequests, 205 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2023-11-06 23:01:29,476 INFO L413 NwaCegarLoop]: 195 mSDtfsCounter, 190 mSDsluCounter, 943 mSDsCounter, 0 mSdLazyCounter, 418 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 190 SdHoareTripleChecker+Valid, 1138 SdHoareTripleChecker+Invalid, 420 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 418 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-11-06 23:01:29,477 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [190 Valid, 1138 Invalid, 420 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 418 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-11-06 23:01:29,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 470 states. [2023-11-06 23:01:29,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 470 to 286. [2023-11-06 23:01:29,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 286 states, 241 states have (on average 1.3734439834024896) internal successors, (331), 243 states have internal predecessors, (331), 38 states have call successors, (38), 6 states have call predecessors, (38), 6 states have return successors, (38), 36 states have call predecessors, (38), 38 states have call successors, (38) [2023-11-06 23:01:29,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 286 states and 407 transitions. [2023-11-06 23:01:29,528 INFO L78 Accepts]: Start accepts. Automaton has 286 states and 407 transitions. Word has length 214 [2023-11-06 23:01:29,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:01:29,529 INFO L495 AbstractCegarLoop]: Abstraction has 286 states and 407 transitions. [2023-11-06 23:01:29,530 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.7) internal successors, (57), 10 states have internal predecessors, (57), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 23:01:29,530 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 407 transitions. [2023-11-06 23:01:29,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2023-11-06 23:01:29,532 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:01:29,532 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:01:29,544 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2023-11-06 23:01:29,739 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2023-11-06 23:01:29,740 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:01:29,740 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:01:29,740 INFO L85 PathProgramCache]: Analyzing trace with hash -144234077, now seen corresponding path program 1 times [2023-11-06 23:01:29,740 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:01:29,740 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1150993357] [2023-11-06 23:01:29,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:01:29,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:01:29,783 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 23:01:29,784 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1028281955] [2023-11-06 23:01:29,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:01:29,784 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:01:29,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:01:29,786 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:01:29,814 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2023-11-06 23:01:30,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:01:30,055 INFO L262 TraceCheckSpWp]: Trace formula consists of 505 conjuncts, 35 conjunts are in the unsatisfiable core [2023-11-06 23:01:30,063 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:01:32,421 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1138 proven. 234 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2023-11-06 23:01:32,421 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 23:01:51,613 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-06 23:01:51,614 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:01:51,614 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1150993357] [2023-11-06 23:01:51,614 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 23:01:51,614 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1028281955] [2023-11-06 23:01:51,614 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1028281955] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-06 23:01:51,614 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 23:01:51,615 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [23] total 31 [2023-11-06 23:01:51,615 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1827790386] [2023-11-06 23:01:51,615 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:01:51,616 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-11-06 23:01:51,616 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:01:51,617 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-11-06 23:01:51,617 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=137, Invalid=793, Unknown=0, NotChecked=0, Total=930 [2023-11-06 23:01:51,618 INFO L87 Difference]: Start difference. First operand 286 states and 407 transitions. Second operand has 11 states, 11 states have (on average 5.181818181818182) internal successors, (57), 11 states have internal predecessors, (57), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 23:02:02,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:02:02,696 INFO L93 Difference]: Finished difference Result 765 states and 1083 transitions. [2023-11-06 23:02:02,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-11-06 23:02:02,697 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 5.181818181818182) internal successors, (57), 11 states have internal predecessors, (57), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 214 [2023-11-06 23:02:02,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:02:02,701 INFO L225 Difference]: With dead ends: 765 [2023-11-06 23:02:02,702 INFO L226 Difference]: Without dead ends: 482 [2023-11-06 23:02:02,704 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 434 GetRequests, 397 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 423 ImplicationChecksByTransitivity, 11.3s TimeCoverageRelationStatistics Valid=230, Invalid=1252, Unknown=0, NotChecked=0, Total=1482 [2023-11-06 23:02:02,704 INFO L413 NwaCegarLoop]: 171 mSDtfsCounter, 210 mSDsluCounter, 910 mSDsCounter, 0 mSdLazyCounter, 574 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 210 SdHoareTripleChecker+Valid, 1081 SdHoareTripleChecker+Invalid, 579 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 574 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.3s IncrementalHoareTripleChecker+Time [2023-11-06 23:02:02,705 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [210 Valid, 1081 Invalid, 579 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 574 Invalid, 0 Unknown, 0 Unchecked, 6.3s Time] [2023-11-06 23:02:02,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 482 states. [2023-11-06 23:02:02,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 482 to 269. [2023-11-06 23:02:02,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 269 states, 224 states have (on average 1.3660714285714286) internal successors, (306), 226 states have internal predecessors, (306), 38 states have call successors, (38), 6 states have call predecessors, (38), 6 states have return successors, (38), 36 states have call predecessors, (38), 38 states have call successors, (38) [2023-11-06 23:02:02,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 269 states and 382 transitions. [2023-11-06 23:02:02,752 INFO L78 Accepts]: Start accepts. Automaton has 269 states and 382 transitions. Word has length 214 [2023-11-06 23:02:02,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:02:02,753 INFO L495 AbstractCegarLoop]: Abstraction has 269 states and 382 transitions. [2023-11-06 23:02:02,753 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 5.181818181818182) internal successors, (57), 11 states have internal predecessors, (57), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 23:02:02,753 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 382 transitions. [2023-11-06 23:02:02,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2023-11-06 23:02:02,755 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:02:02,756 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:02:02,763 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2023-11-06 23:02:02,963 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2023-11-06 23:02:02,963 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:02:02,964 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:02:02,964 INFO L85 PathProgramCache]: Analyzing trace with hash 1940102305, now seen corresponding path program 1 times [2023-11-06 23:02:02,964 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:02:02,964 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1096034921] [2023-11-06 23:02:02,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:02:02,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:02:03,001 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 23:02:03,001 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [971957601] [2023-11-06 23:02:03,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:02:03,024 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:02:03,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:02:03,026 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:02:03,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2023-11-06 23:02:03,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:02:03,226 INFO L262 TraceCheckSpWp]: Trace formula consists of 505 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-06 23:02:03,230 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:02:12,978 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-06 23:02:12,978 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:02:12,978 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:02:12,978 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1096034921] [2023-11-06 23:02:12,978 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 23:02:12,978 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [971957601] [2023-11-06 23:02:12,978 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [971957601] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:02:12,978 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:02:12,979 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-11-06 23:02:12,979 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [354252724] [2023-11-06 23:02:12,979 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:02:12,979 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-06 23:02:12,979 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:02:12,980 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-06 23:02:12,980 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2023-11-06 23:02:12,980 INFO L87 Difference]: Start difference. First operand 269 states and 382 transitions. Second operand has 10 states, 10 states have (on average 5.7) internal successors, (57), 10 states have internal predecessors, (57), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 23:02:19,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:02:19,823 INFO L93 Difference]: Finished difference Result 770 states and 1078 transitions. [2023-11-06 23:02:19,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-11-06 23:02:19,826 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.7) internal successors, (57), 10 states have internal predecessors, (57), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 214 [2023-11-06 23:02:19,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:02:19,830 INFO L225 Difference]: With dead ends: 770 [2023-11-06 23:02:19,830 INFO L226 Difference]: Without dead ends: 504 [2023-11-06 23:02:19,840 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 219 GetRequests, 205 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2023-11-06 23:02:19,841 INFO L413 NwaCegarLoop]: 223 mSDtfsCounter, 181 mSDsluCounter, 825 mSDsCounter, 0 mSdLazyCounter, 387 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 181 SdHoareTripleChecker+Valid, 1048 SdHoareTripleChecker+Invalid, 389 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 387 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2023-11-06 23:02:19,842 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [181 Valid, 1048 Invalid, 389 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 387 Invalid, 0 Unknown, 0 Unchecked, 4.6s Time] [2023-11-06 23:02:19,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 504 states. [2023-11-06 23:02:19,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 504 to 269. [2023-11-06 23:02:19,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 269 states, 224 states have (on average 1.3660714285714286) internal successors, (306), 226 states have internal predecessors, (306), 38 states have call successors, (38), 6 states have call predecessors, (38), 6 states have return successors, (38), 36 states have call predecessors, (38), 38 states have call successors, (38) [2023-11-06 23:02:19,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 269 states and 382 transitions. [2023-11-06 23:02:19,894 INFO L78 Accepts]: Start accepts. Automaton has 269 states and 382 transitions. Word has length 214 [2023-11-06 23:02:19,894 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:02:19,895 INFO L495 AbstractCegarLoop]: Abstraction has 269 states and 382 transitions. [2023-11-06 23:02:19,895 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.7) internal successors, (57), 10 states have internal predecessors, (57), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 23:02:19,895 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 382 transitions. [2023-11-06 23:02:19,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2023-11-06 23:02:19,897 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:02:19,898 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:02:19,910 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2023-11-06 23:02:20,110 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2023-11-06 23:02:20,110 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:02:20,111 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:02:20,111 INFO L85 PathProgramCache]: Analyzing trace with hash 134663971, now seen corresponding path program 1 times [2023-11-06 23:02:20,111 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:02:20,111 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [694198177] [2023-11-06 23:02:20,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:02:20,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:02:20,152 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 23:02:20,152 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1302839887] [2023-11-06 23:02:20,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:02:20,153 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:02:20,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:02:20,154 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:02:20,186 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2023-11-06 23:02:20,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:02:20,380 INFO L262 TraceCheckSpWp]: Trace formula consists of 505 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-06 23:02:20,386 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:02:21,194 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 972 proven. 126 refuted. 0 times theorem prover too weak. 886 trivial. 0 not checked. [2023-11-06 23:02:21,194 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 23:02:21,681 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 54 proven. 129 refuted. 0 times theorem prover too weak. 1801 trivial. 0 not checked. [2023-11-06 23:02:21,681 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:02:21,681 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [694198177] [2023-11-06 23:02:21,682 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 23:02:21,682 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1302839887] [2023-11-06 23:02:21,682 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1302839887] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 23:02:21,682 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 23:02:21,682 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 10] total 18 [2023-11-06 23:02:21,682 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [881208309] [2023-11-06 23:02:21,682 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 23:02:21,683 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2023-11-06 23:02:21,683 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:02:21,684 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2023-11-06 23:02:21,685 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=211, Unknown=0, NotChecked=0, Total=306 [2023-11-06 23:02:21,685 INFO L87 Difference]: Start difference. First operand 269 states and 382 transitions. Second operand has 18 states, 18 states have (on average 5.722222222222222) internal successors, (103), 18 states have internal predecessors, (103), 6 states have call successors, (64), 4 states have call predecessors, (64), 8 states have return successors, (64), 6 states have call predecessors, (64), 6 states have call successors, (64) [2023-11-06 23:02:23,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:02:23,705 INFO L93 Difference]: Finished difference Result 1427 states and 1992 transitions. [2023-11-06 23:02:23,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2023-11-06 23:02:23,706 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 5.722222222222222) internal successors, (103), 18 states have internal predecessors, (103), 6 states have call successors, (64), 4 states have call predecessors, (64), 8 states have return successors, (64), 6 states have call predecessors, (64), 6 states have call successors, (64) Word has length 214 [2023-11-06 23:02:23,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:02:23,715 INFO L225 Difference]: With dead ends: 1427 [2023-11-06 23:02:23,715 INFO L226 Difference]: Without dead ends: 1161 [2023-11-06 23:02:23,717 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 455 GetRequests, 416 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 456 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=543, Invalid=1097, Unknown=0, NotChecked=0, Total=1640 [2023-11-06 23:02:23,718 INFO L413 NwaCegarLoop]: 146 mSDtfsCounter, 928 mSDsluCounter, 775 mSDsCounter, 0 mSdLazyCounter, 1204 mSolverCounterSat, 194 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 949 SdHoareTripleChecker+Valid, 921 SdHoareTripleChecker+Invalid, 1398 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 194 IncrementalHoareTripleChecker+Valid, 1204 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2023-11-06 23:02:23,719 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [949 Valid, 921 Invalid, 1398 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [194 Valid, 1204 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2023-11-06 23:02:23,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1161 states. [2023-11-06 23:02:23,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1161 to 729. [2023-11-06 23:02:23,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 729 states, 637 states have (on average 1.3751962323390894) internal successors, (876), 641 states have internal predecessors, (876), 76 states have call successors, (76), 15 states have call predecessors, (76), 15 states have return successors, (76), 72 states have call predecessors, (76), 76 states have call successors, (76) [2023-11-06 23:02:23,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 729 states and 1028 transitions. [2023-11-06 23:02:23,834 INFO L78 Accepts]: Start accepts. Automaton has 729 states and 1028 transitions. Word has length 214 [2023-11-06 23:02:23,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:02:23,835 INFO L495 AbstractCegarLoop]: Abstraction has 729 states and 1028 transitions. [2023-11-06 23:02:23,835 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 5.722222222222222) internal successors, (103), 18 states have internal predecessors, (103), 6 states have call successors, (64), 4 states have call predecessors, (64), 8 states have return successors, (64), 6 states have call predecessors, (64), 6 states have call successors, (64) [2023-11-06 23:02:23,835 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 1028 transitions. [2023-11-06 23:02:23,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2023-11-06 23:02:23,838 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:02:23,838 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:02:23,850 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2023-11-06 23:02:24,050 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2023-11-06 23:02:24,050 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:02:24,051 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:02:24,051 INFO L85 PathProgramCache]: Analyzing trace with hash 2095836716, now seen corresponding path program 1 times [2023-11-06 23:02:24,051 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:02:24,051 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2053661030] [2023-11-06 23:02:24,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:02:24,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:02:24,080 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 23:02:24,080 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1575515580] [2023-11-06 23:02:24,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:02:24,081 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:02:24,081 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:02:24,082 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:02:24,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2023-11-06 23:02:24,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:02:24,309 INFO L262 TraceCheckSpWp]: Trace formula consists of 509 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-06 23:02:24,314 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:02:24,401 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-06 23:02:24,402 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:02:24,402 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:02:24,402 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2053661030] [2023-11-06 23:02:24,402 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 23:02:24,402 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1575515580] [2023-11-06 23:02:24,402 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1575515580] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:02:24,402 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:02:24,403 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 23:02:24,403 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [997337469] [2023-11-06 23:02:24,403 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:02:24,403 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 23:02:24,404 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:02:24,404 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 23:02:24,404 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:02:24,405 INFO L87 Difference]: Start difference. First operand 729 states and 1028 transitions. Second operand has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 23:02:24,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:02:24,672 INFO L93 Difference]: Finished difference Result 1540 states and 2151 transitions. [2023-11-06 23:02:24,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 23:02:24,673 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 214 [2023-11-06 23:02:24,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:02:24,679 INFO L225 Difference]: With dead ends: 1540 [2023-11-06 23:02:24,679 INFO L226 Difference]: Without dead ends: 814 [2023-11-06 23:02:24,681 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 213 GetRequests, 212 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:02:24,682 INFO L413 NwaCegarLoop]: 180 mSDtfsCounter, 48 mSDsluCounter, 111 mSDsCounter, 0 mSdLazyCounter, 60 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 291 SdHoareTripleChecker+Invalid, 61 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 60 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 23:02:24,682 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [48 Valid, 291 Invalid, 61 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 60 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 23:02:24,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 814 states. [2023-11-06 23:02:24,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 814 to 702. [2023-11-06 23:02:24,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 702 states, 614 states have (on average 1.3664495114006514) internal successors, (839), 616 states have internal predecessors, (839), 72 states have call successors, (72), 15 states have call predecessors, (72), 15 states have return successors, (72), 70 states have call predecessors, (72), 72 states have call successors, (72) [2023-11-06 23:02:24,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 702 states and 983 transitions. [2023-11-06 23:02:24,773 INFO L78 Accepts]: Start accepts. Automaton has 702 states and 983 transitions. Word has length 214 [2023-11-06 23:02:24,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:02:24,774 INFO L495 AbstractCegarLoop]: Abstraction has 702 states and 983 transitions. [2023-11-06 23:02:24,775 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 23:02:24,775 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 983 transitions. [2023-11-06 23:02:24,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2023-11-06 23:02:24,777 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:02:24,778 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:02:24,790 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2023-11-06 23:02:24,990 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2023-11-06 23:02:24,990 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:02:24,990 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:02:24,990 INFO L85 PathProgramCache]: Analyzing trace with hash -464866219, now seen corresponding path program 1 times [2023-11-06 23:02:24,991 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:02:24,991 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [770883326] [2023-11-06 23:02:24,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:02:24,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:02:25,022 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 23:02:25,022 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [108356068] [2023-11-06 23:02:25,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:02:25,023 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:02:25,023 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:02:25,024 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:02:25,029 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2023-11-06 23:02:25,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:02:25,254 INFO L262 TraceCheckSpWp]: Trace formula consists of 510 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-06 23:02:25,258 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:02:25,817 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1120 proven. 102 refuted. 0 times theorem prover too weak. 762 trivial. 0 not checked. [2023-11-06 23:02:25,817 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 23:02:29,615 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:02:29,615 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [770883326] [2023-11-06 23:02:29,616 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 23:02:29,616 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [108356068] [2023-11-06 23:02:29,616 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [108356068] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 23:02:29,616 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2023-11-06 23:02:29,616 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2023-11-06 23:02:29,616 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [707763555] [2023-11-06 23:02:29,616 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2023-11-06 23:02:29,617 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-06 23:02:29,617 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:02:29,617 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-06 23:02:29,618 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2023-11-06 23:02:29,618 INFO L87 Difference]: Start difference. First operand 702 states and 983 transitions. Second operand has 9 states, 9 states have (on average 7.777777777777778) internal successors, (70), 9 states have internal predecessors, (70), 3 states have call successors, (32), 3 states have call predecessors, (32), 5 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2023-11-06 23:02:30,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:02:30,630 INFO L93 Difference]: Finished difference Result 2018 states and 2788 transitions. [2023-11-06 23:02:30,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-11-06 23:02:30,631 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 7.777777777777778) internal successors, (70), 9 states have internal predecessors, (70), 3 states have call successors, (32), 3 states have call predecessors, (32), 5 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) Word has length 215 [2023-11-06 23:02:30,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:02:30,636 INFO L225 Difference]: With dead ends: 2018 [2023-11-06 23:02:30,637 INFO L226 Difference]: Without dead ends: 1319 [2023-11-06 23:02:30,639 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 346 GetRequests, 329 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=112, Invalid=230, Unknown=0, NotChecked=0, Total=342 [2023-11-06 23:02:30,639 INFO L413 NwaCegarLoop]: 121 mSDtfsCounter, 174 mSDsluCounter, 287 mSDsCounter, 0 mSdLazyCounter, 484 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 198 SdHoareTripleChecker+Valid, 408 SdHoareTripleChecker+Invalid, 490 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 484 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-06 23:02:30,640 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [198 Valid, 408 Invalid, 490 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 484 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-06 23:02:30,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1319 states. [2023-11-06 23:02:30,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1319 to 1188. [2023-11-06 23:02:30,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1188 states, 1074 states have (on average 1.3594040968342644) internal successors, (1460), 1078 states have internal predecessors, (1460), 88 states have call successors, (88), 25 states have call predecessors, (88), 25 states have return successors, (88), 84 states have call predecessors, (88), 88 states have call successors, (88) [2023-11-06 23:02:30,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1188 states to 1188 states and 1636 transitions. [2023-11-06 23:02:30,770 INFO L78 Accepts]: Start accepts. Automaton has 1188 states and 1636 transitions. Word has length 215 [2023-11-06 23:02:30,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:02:30,770 INFO L495 AbstractCegarLoop]: Abstraction has 1188 states and 1636 transitions. [2023-11-06 23:02:30,771 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.777777777777778) internal successors, (70), 9 states have internal predecessors, (70), 3 states have call successors, (32), 3 states have call predecessors, (32), 5 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2023-11-06 23:02:30,771 INFO L276 IsEmpty]: Start isEmpty. Operand 1188 states and 1636 transitions. [2023-11-06 23:02:30,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2023-11-06 23:02:30,774 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:02:30,774 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:02:30,782 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2023-11-06 23:02:30,982 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:02:30,982 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:02:30,982 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:02:30,982 INFO L85 PathProgramCache]: Analyzing trace with hash -1051672233, now seen corresponding path program 1 times [2023-11-06 23:02:30,983 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:02:30,983 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [232438525] [2023-11-06 23:02:30,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:02:30,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:02:31,008 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 23:02:31,008 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [326923332] [2023-11-06 23:02:31,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:02:31,008 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:02:31,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:02:31,010 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:02:31,026 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2023-11-06 23:02:31,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:02:31,264 INFO L262 TraceCheckSpWp]: Trace formula consists of 508 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-06 23:02:31,268 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:02:31,790 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1068 proven. 135 refuted. 0 times theorem prover too weak. 781 trivial. 0 not checked. [2023-11-06 23:02:31,790 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 23:02:32,795 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 45 proven. 138 refuted. 0 times theorem prover too weak. 1801 trivial. 0 not checked. [2023-11-06 23:02:32,796 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:02:32,796 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [232438525] [2023-11-06 23:02:32,796 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 23:02:32,796 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [326923332] [2023-11-06 23:02:32,796 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [326923332] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 23:02:32,796 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 23:02:32,797 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 13 [2023-11-06 23:02:32,797 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [619312517] [2023-11-06 23:02:32,797 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 23:02:32,798 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-11-06 23:02:32,798 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:02:32,799 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-11-06 23:02:32,799 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=104, Unknown=0, NotChecked=0, Total=156 [2023-11-06 23:02:32,799 INFO L87 Difference]: Start difference. First operand 1188 states and 1636 transitions. Second operand has 13 states, 13 states have (on average 7.923076923076923) internal successors, (103), 13 states have internal predecessors, (103), 4 states have call successors, (61), 3 states have call predecessors, (61), 7 states have return successors, (62), 4 states have call predecessors, (62), 4 states have call successors, (62) [2023-11-06 23:02:33,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:02:33,667 INFO L93 Difference]: Finished difference Result 2393 states and 3286 transitions. [2023-11-06 23:02:33,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-11-06 23:02:33,668 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 7.923076923076923) internal successors, (103), 13 states have internal predecessors, (103), 4 states have call successors, (61), 3 states have call predecessors, (61), 7 states have return successors, (62), 4 states have call predecessors, (62), 4 states have call successors, (62) Word has length 215 [2023-11-06 23:02:33,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:02:33,673 INFO L225 Difference]: With dead ends: 2393 [2023-11-06 23:02:33,674 INFO L226 Difference]: Without dead ends: 1208 [2023-11-06 23:02:33,676 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 435 GetRequests, 416 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=134, Invalid=246, Unknown=0, NotChecked=0, Total=380 [2023-11-06 23:02:33,677 INFO L413 NwaCegarLoop]: 82 mSDtfsCounter, 222 mSDsluCounter, 192 mSDsCounter, 0 mSdLazyCounter, 467 mSolverCounterSat, 48 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 225 SdHoareTripleChecker+Valid, 274 SdHoareTripleChecker+Invalid, 515 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 48 IncrementalHoareTripleChecker+Valid, 467 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-06 23:02:33,677 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [225 Valid, 274 Invalid, 515 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [48 Valid, 467 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-06 23:02:33,679 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1208 states. [2023-11-06 23:02:33,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1208 to 1071. [2023-11-06 23:02:33,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1071 states, 976 states have (on average 1.3401639344262295) internal successors, (1308), 978 states have internal predecessors, (1308), 72 states have call successors, (72), 22 states have call predecessors, (72), 22 states have return successors, (72), 70 states have call predecessors, (72), 72 states have call successors, (72) [2023-11-06 23:02:33,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1071 states to 1071 states and 1452 transitions. [2023-11-06 23:02:33,802 INFO L78 Accepts]: Start accepts. Automaton has 1071 states and 1452 transitions. Word has length 215 [2023-11-06 23:02:33,802 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:02:33,802 INFO L495 AbstractCegarLoop]: Abstraction has 1071 states and 1452 transitions. [2023-11-06 23:02:33,803 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 7.923076923076923) internal successors, (103), 13 states have internal predecessors, (103), 4 states have call successors, (61), 3 states have call predecessors, (61), 7 states have return successors, (62), 4 states have call predecessors, (62), 4 states have call successors, (62) [2023-11-06 23:02:33,803 INFO L276 IsEmpty]: Start isEmpty. Operand 1071 states and 1452 transitions. [2023-11-06 23:02:33,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2023-11-06 23:02:33,806 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:02:33,807 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:02:33,820 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2023-11-06 23:02:34,015 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:02:34,015 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:02:34,016 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:02:34,016 INFO L85 PathProgramCache]: Analyzing trace with hash 1249150357, now seen corresponding path program 1 times [2023-11-06 23:02:34,016 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:02:34,016 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1912476406] [2023-11-06 23:02:34,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:02:34,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:02:34,047 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 23:02:34,047 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1617874589] [2023-11-06 23:02:34,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:02:34,047 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:02:34,048 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:02:34,049 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:02:34,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2023-11-06 23:02:34,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:02:34,351 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 23:02:34,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:02:34,650 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 23:02:34,650 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-06 23:02:34,651 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-06 23:02:34,661 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2023-11-06 23:02:34,861 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:02:34,865 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:02:34,869 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-06 23:02:35,068 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 11:02:35 BoogieIcfgContainer [2023-11-06 23:02:35,068 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 23:02:35,069 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 23:02:35,069 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 23:02:35,070 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 23:02:35,070 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:59:43" (3/4) ... [2023-11-06 23:02:35,073 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-06 23:02:35,074 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 23:02:35,075 INFO L158 Benchmark]: Toolchain (without parser) took 172741.46ms. Allocated memory was 153.1MB in the beginning and 427.8MB in the end (delta: 274.7MB). Free memory was 121.0MB in the beginning and 231.9MB in the end (delta: -110.9MB). Peak memory consumption was 165.2MB. Max. memory is 16.1GB. [2023-11-06 23:02:35,075 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 117.4MB. Free memory is still 73.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 23:02:35,076 INFO L158 Benchmark]: CACSL2BoogieTranslator took 483.53ms. Allocated memory is still 153.1MB. Free memory was 120.7MB in the beginning and 105.0MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-06 23:02:35,076 INFO L158 Benchmark]: Boogie Procedure Inliner took 129.78ms. Allocated memory is still 153.1MB. Free memory was 105.0MB in the beginning and 99.7MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-06 23:02:35,077 INFO L158 Benchmark]: Boogie Preprocessor took 57.38ms. Allocated memory is still 153.1MB. Free memory was 99.7MB in the beginning and 97.2MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 23:02:35,077 INFO L158 Benchmark]: RCFGBuilder took 922.62ms. Allocated memory is still 153.1MB. Free memory was 97.2MB in the beginning and 112.1MB in the end (delta: -14.9MB). Peak memory consumption was 31.2MB. Max. memory is 16.1GB. [2023-11-06 23:02:35,078 INFO L158 Benchmark]: TraceAbstraction took 171126.68ms. Allocated memory was 153.1MB in the beginning and 427.8MB in the end (delta: 274.7MB). Free memory was 111.3MB in the beginning and 231.9MB in the end (delta: -120.5MB). Peak memory consumption was 152.8MB. Max. memory is 16.1GB. [2023-11-06 23:02:35,078 INFO L158 Benchmark]: Witness Printer took 5.23ms. Allocated memory is still 427.8MB. Free memory is still 231.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 23:02:35,080 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 117.4MB. Free memory is still 73.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 483.53ms. Allocated memory is still 153.1MB. Free memory was 120.7MB in the beginning and 105.0MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 129.78ms. Allocated memory is still 153.1MB. Free memory was 105.0MB in the beginning and 99.7MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.38ms. Allocated memory is still 153.1MB. Free memory was 99.7MB in the beginning and 97.2MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 922.62ms. Allocated memory is still 153.1MB. Free memory was 97.2MB in the beginning and 112.1MB in the end (delta: -14.9MB). Peak memory consumption was 31.2MB. Max. memory is 16.1GB. * TraceAbstraction took 171126.68ms. Allocated memory was 153.1MB in the beginning and 427.8MB in the end (delta: 274.7MB). Free memory was 111.3MB in the beginning and 231.9MB in the end (delta: -120.5MB). Peak memory consumption was 152.8MB. Max. memory is 16.1GB. * Witness Printer took 5.23ms. Allocated memory is still 427.8MB. Free memory is still 231.9MB. 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 189, overapproximation of someUnaryDOUBLEoperation at line 124. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = -10; [L23] signed char var_1_3 = -16; [L24] signed char var_1_4 = 50; [L25] signed char var_1_5 = 4; [L26] unsigned long int var_1_6 = 50; [L27] signed long int var_1_7 = -8; [L28] signed long int var_1_8 = -4; [L29] signed char var_1_9 = 50; [L30] unsigned char var_1_10 = 128; [L31] unsigned char var_1_11 = 5; [L32] unsigned long int var_1_12 = 10; [L33] signed char var_1_13 = 16; [L34] unsigned short int var_1_15 = 128; [L35] signed long int var_1_16 = 2; [L36] unsigned short int var_1_17 = 61498; [L37] unsigned long int var_1_18 = 1; [L38] unsigned char var_1_19 = 0; [L39] double var_1_20 = 4.9; [L40] double var_1_21 = 1.5; [L41] signed long int var_1_22 = 0; [L42] signed long int var_1_24 = 2; [L43] unsigned char var_1_27 = 0; [L44] unsigned char var_1_29 = 0; [L45] unsigned char var_1_30 = 0; [L46] unsigned char var_1_31 = 0; [L47] unsigned char var_1_32 = 1; [L48] unsigned char var_1_33 = 0; [L49] signed short int var_1_35 = 8; [L50] signed short int var_1_37 = -4; [L51] float var_1_38 = 15.875; [L52] double var_1_39 = 0.125; [L53] double var_1_40 = 3.8; [L54] signed char var_1_43 = -8; [L55] unsigned short int last_1_var_1_15 = 128; VAL [isInitial=0, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-16, var_1_40=19/5, var_1_43=-8, var_1_4=50, var_1_5=4, var_1_6=50, var_1_7=-8, var_1_8=-4, var_1_9=50] [L193] isInitial = 1 [L194] FCALL initially() [L195] COND TRUE 1 [L196] CALL updateLastVariables() [L186] last_1_var_1_15 = var_1_15 VAL [isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-16, var_1_40=19/5, var_1_43=-8, var_1_4=50, var_1_5=4, var_1_6=50, var_1_7=-8, var_1_8=-4, var_1_9=50] [L196] RET updateLastVariables() [L197] CALL updateVariables() [L136] var_1_3 = __VERIFIER_nondet_char() [L137] CALL assume_abort_if_not(var_1_3 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=50, var_1_5=4, var_1_6=50, var_1_7=-8, var_1_8=-4, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=50, var_1_5=4, var_1_6=50, var_1_7=-8, var_1_8=-4, var_1_9=50] [L137] RET assume_abort_if_not(var_1_3 >= -63) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=50, var_1_5=4, var_1_6=50, var_1_7=-8, var_1_8=-4, var_1_9=50] [L138] CALL assume_abort_if_not(var_1_3 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=50, var_1_5=4, var_1_6=50, var_1_7=-8, var_1_8=-4, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=50, var_1_5=4, var_1_6=50, var_1_7=-8, var_1_8=-4, var_1_9=50] [L138] RET assume_abort_if_not(var_1_3 <= 63) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=50, var_1_5=4, var_1_6=50, var_1_7=-8, var_1_8=-4, var_1_9=50] [L139] var_1_4 = __VERIFIER_nondet_char() [L140] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=4, var_1_6=50, var_1_7=-8, var_1_8=-4, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=4, var_1_6=50, var_1_7=-8, var_1_8=-4, var_1_9=50] [L140] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=4, var_1_6=50, var_1_7=-8, var_1_8=-4, var_1_9=50] [L141] CALL assume_abort_if_not(var_1_4 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=4, var_1_6=50, var_1_7=-8, var_1_8=-4, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=4, var_1_6=50, var_1_7=-8, var_1_8=-4, var_1_9=50] [L141] RET assume_abort_if_not(var_1_4 <= 63) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=4, var_1_6=50, var_1_7=-8, var_1_8=-4, var_1_9=50] [L142] var_1_5 = __VERIFIER_nondet_char() [L143] CALL assume_abort_if_not(var_1_5 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-8, var_1_8=-4, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-8, var_1_8=-4, var_1_9=50] [L143] RET assume_abort_if_not(var_1_5 >= -127) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-8, var_1_8=-4, var_1_9=50] [L144] CALL assume_abort_if_not(var_1_5 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-8, var_1_8=-4, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-8, var_1_8=-4, var_1_9=50] [L144] RET assume_abort_if_not(var_1_5 <= 126) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-8, var_1_8=-4, var_1_9=50] [L145] var_1_7 = __VERIFIER_nondet_long() [L146] CALL assume_abort_if_not(var_1_7 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-4, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-4, var_1_9=50] [L146] RET assume_abort_if_not(var_1_7 >= -2147483648) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-4, var_1_9=50] [L147] CALL assume_abort_if_not(var_1_7 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-4, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-4, var_1_9=50] [L147] RET assume_abort_if_not(var_1_7 <= 2147483647) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-4, var_1_9=50] [L148] CALL assume_abort_if_not(var_1_7 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-4, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-4, var_1_9=50] [L148] RET assume_abort_if_not(var_1_7 != 0) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-4, var_1_9=50] [L149] var_1_8 = __VERIFIER_nondet_long() [L150] CALL assume_abort_if_not(var_1_8 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=50] [L150] RET assume_abort_if_not(var_1_8 >= -2147483648) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=50] [L151] CALL assume_abort_if_not(var_1_8 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=50] [L151] RET assume_abort_if_not(var_1_8 <= 2147483647) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=50] [L152] CALL assume_abort_if_not(var_1_8 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=50] [L152] RET assume_abort_if_not(var_1_8 != 0) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=50] [L153] var_1_10 = __VERIFIER_nondet_uchar() [L154] CALL assume_abort_if_not(var_1_10 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=50] [L154] RET assume_abort_if_not(var_1_10 >= 127) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=50] [L155] CALL assume_abort_if_not(var_1_10 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=50] [L155] RET assume_abort_if_not(var_1_10 <= 255) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=50] [L156] var_1_11 = __VERIFIER_nondet_uchar() [L157] CALL assume_abort_if_not(var_1_11 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=3, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=3, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=50] [L157] RET assume_abort_if_not(var_1_11 >= 1) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=3, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=50] [L158] CALL assume_abort_if_not(var_1_11 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=3, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=3, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=50] [L158] RET assume_abort_if_not(var_1_11 <= 126) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=3, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=50] [L159] CALL assume_abort_if_not(var_1_11 != 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=3, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=3, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=50] [L159] RET assume_abort_if_not(var_1_11 != 127) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=3, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=50] [L160] var_1_16 = __VERIFIER_nondet_long() [L161] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=3, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=3, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=3, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=3, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=50] [L161] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=3, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=3, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=50] [L162] CALL assume_abort_if_not(var_1_16 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=3, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=3, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=3, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=3, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=50] [L162] RET assume_abort_if_not(var_1_16 <= 2147483647) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=3, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=3, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=50] [L163] var_1_17 = __VERIFIER_nondet_ushort() [L164] CALL assume_abort_if_not(var_1_17 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=3, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=3, var_1_17=65534, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=3, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=3, var_1_17=65534, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=50] [L164] RET assume_abort_if_not(var_1_17 >= 32767) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=3, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=3, var_1_17=65534, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=50] [L165] CALL assume_abort_if_not(var_1_17 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=3, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=3, var_1_17=65534, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=3, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=3, var_1_17=65534, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=50] [L165] RET assume_abort_if_not(var_1_17 <= 65534) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=3, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=3, var_1_17=65534, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=50] [L166] var_1_21 = __VERIFIER_nondet_double() [L167] CALL assume_abort_if_not((var_1_21 >= -922337.2036854765600e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=3, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=3, var_1_17=65534, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=3, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=3, var_1_17=65534, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=50] [L167] RET assume_abort_if_not((var_1_21 >= -922337.2036854765600e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=3, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=3, var_1_17=65534, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=50] [L168] var_1_29 = __VERIFIER_nondet_uchar() [L169] CALL assume_abort_if_not(var_1_29 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=3, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=3, var_1_17=65534, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=3, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=3, var_1_17=65534, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=50] [L169] RET assume_abort_if_not(var_1_29 >= 0) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=3, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=3, var_1_17=65534, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=50] [L170] CALL assume_abort_if_not(var_1_29 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=3, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=3, var_1_17=65534, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=3, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=3, var_1_17=65534, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=50] [L170] RET assume_abort_if_not(var_1_29 <= 0) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=3, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=3, var_1_17=65534, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=50] [L171] var_1_30 = __VERIFIER_nondet_uchar() [L172] CALL assume_abort_if_not(var_1_30 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=3, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=3, var_1_17=65534, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=3, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=3, var_1_17=65534, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=50] [L172] RET assume_abort_if_not(var_1_30 >= 0) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=3, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=3, var_1_17=65534, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=50] [L173] CALL assume_abort_if_not(var_1_30 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=3, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=3, var_1_17=65534, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=3, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=3, var_1_17=65534, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=50] [L173] RET assume_abort_if_not(var_1_30 <= 0) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=3, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=3, var_1_17=65534, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=50] [L174] var_1_31 = __VERIFIER_nondet_uchar() [L175] CALL assume_abort_if_not(var_1_31 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=3, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=3, var_1_17=65534, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=3, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=3, var_1_17=65534, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=50] [L175] RET assume_abort_if_not(var_1_31 >= 0) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=3, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=3, var_1_17=65534, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=50] [L176] CALL assume_abort_if_not(var_1_31 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=3, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=3, var_1_17=65534, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=3, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=3, var_1_17=65534, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=50] [L176] RET assume_abort_if_not(var_1_31 <= 0) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=3, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=3, var_1_17=65534, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=50] [L177] var_1_32 = __VERIFIER_nondet_uchar() [L178] CALL assume_abort_if_not(var_1_32 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=3, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=3, var_1_17=65534, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=3, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=3, var_1_17=65534, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=50] [L178] RET assume_abort_if_not(var_1_32 >= 1) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=3, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=3, var_1_17=65534, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=50] [L179] CALL assume_abort_if_not(var_1_32 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=3, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=3, var_1_17=65534, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=3, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=3, var_1_17=65534, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=50] [L179] RET assume_abort_if_not(var_1_32 <= 1) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=3, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=3, var_1_17=65534, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=1/8, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=50] [L180] var_1_39 = __VERIFIER_nondet_double() [L181] CALL assume_abort_if_not((var_1_39 >= 0.0F && var_1_39 <= -1.0e-20F) || (var_1_39 <= 9223372.036854776000e+12F && var_1_39 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=3, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=3, var_1_17=65534, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=3, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=3, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=3, var_1_17=65534, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=3, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=50] [L181] RET assume_abort_if_not((var_1_39 >= 0.0F && var_1_39 <= -1.0e-20F) || (var_1_39 <= 9223372.036854776000e+12F && var_1_39 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=3, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=3, var_1_17=65534, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=3, var_1_3=-10, var_1_40=19/5, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=50] [L182] var_1_40 = __VERIFIER_nondet_double() [L183] CALL assume_abort_if_not((var_1_40 >= 0.0F && var_1_40 <= -1.0e-20F) || (var_1_40 <= 9223372.036854776000e+12F && var_1_40 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=3, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=3, var_1_17=65534, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=3, var_1_3=-10, var_1_40=4, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=3, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=3, var_1_17=65534, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=3, var_1_3=-10, var_1_40=4, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=50] [L183] RET assume_abort_if_not((var_1_40 >= 0.0F && var_1_40 <= -1.0e-20F) || (var_1_40 <= 9223372.036854776000e+12F && var_1_40 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=3, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=3, var_1_17=65534, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=3, var_1_3=-10, var_1_40=4, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=50] [L197] RET updateVariables() [L198] CALL step() [L59] EXPR var_1_8 & var_1_4 VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=3, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=3, var_1_17=65534, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=3, var_1_3=-10, var_1_40=4, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8 & var_1_4=0, var_1_8=-3, var_1_9=50] [L59] COND FALSE !(last_1_var_1_15 <= (var_1_8 & var_1_4)) [L64] var_1_9 = var_1_4 VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=3, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=3, var_1_17=65534, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=3, var_1_3=-10, var_1_40=4, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=0] [L66] EXPR (var_1_4 + var_1_9) & var_1_7 VAL [(var_1_4 + var_1_9) & var_1_7=0, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=3, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=3, var_1_17=65534, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=3, var_1_3=-10, var_1_40=4, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=0] [L66] signed long int stepLocal_3 = (var_1_4 + var_1_9) & var_1_7; [L67] COND TRUE stepLocal_3 <= (var_1_10 - ((((var_1_11) < (var_1_16)) ? (var_1_11) : (var_1_16)))) [L68] var_1_15 = (var_1_11 + 64) VAL [isInitial=1, last_1_var_1_15=128, stepLocal_3=0, var_1_10=127, var_1_11=3, var_1_12=10, var_1_13=16, var_1_15=67, var_1_16=3, var_1_17=65534, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=3, var_1_3=-10, var_1_40=4, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=0] [L72] signed long int stepLocal_1 = -4; [L73] signed long int stepLocal_0 = -16; VAL [isInitial=1, last_1_var_1_15=128, stepLocal_0=-16, stepLocal_1=-4, stepLocal_3=0, var_1_10=127, var_1_11=3, var_1_12=10, var_1_13=16, var_1_15=67, var_1_16=3, var_1_17=65534, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=3, var_1_3=-10, var_1_40=4, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=0] [L74] COND FALSE !(stepLocal_1 > (var_1_5 / ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8))))) VAL [isInitial=1, last_1_var_1_15=128, stepLocal_0=-16, stepLocal_1=-4, stepLocal_3=0, var_1_10=127, var_1_11=3, var_1_12=10, var_1_13=16, var_1_15=67, var_1_16=3, var_1_17=65534, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=3, var_1_3=-10, var_1_40=4, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=0] [L79] var_1_18 = var_1_17 [L80] var_1_19 = 0 [L81] var_1_20 = var_1_21 VAL [isInitial=1, last_1_var_1_15=128, stepLocal_0=-16, stepLocal_1=-4, stepLocal_3=0, var_1_10=127, var_1_11=3, var_1_12=10, var_1_13=16, var_1_15=67, var_1_16=3, var_1_17=65534, var_1_18=65534, var_1_19=0, var_1_1=-10, var_1_20=2, var_1_21=2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=3, var_1_3=-10, var_1_40=4, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=0] [L82] COND FALSE !(\read(var_1_19)) VAL [isInitial=1, last_1_var_1_15=128, stepLocal_0=-16, stepLocal_1=-4, stepLocal_3=0, var_1_10=127, var_1_11=3, var_1_12=10, var_1_13=16, var_1_15=67, var_1_16=3, var_1_17=65534, var_1_18=65534, var_1_19=0, var_1_1=-10, var_1_20=2, var_1_21=2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=3, var_1_3=-10, var_1_40=4, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=0] [L85] COND TRUE var_1_3 <= var_1_1 [L86] var_1_12 = var_1_4 VAL [isInitial=1, last_1_var_1_15=128, stepLocal_0=-16, stepLocal_1=-4, stepLocal_3=0, var_1_10=127, var_1_11=3, var_1_12=0, var_1_13=16, var_1_15=67, var_1_16=3, var_1_17=65534, var_1_18=65534, var_1_19=0, var_1_1=-10, var_1_20=2, var_1_21=2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=3, var_1_3=-10, var_1_40=4, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=0] [L90] unsigned long int stepLocal_2 = var_1_18; VAL [isInitial=1, last_1_var_1_15=128, stepLocal_0=-16, stepLocal_1=-4, stepLocal_2=65534, stepLocal_3=0, var_1_10=127, var_1_11=3, var_1_12=0, var_1_13=16, var_1_15=67, var_1_16=3, var_1_17=65534, var_1_18=65534, var_1_19=0, var_1_1=-10, var_1_20=2, var_1_21=2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=3, var_1_3=-10, var_1_40=4, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=0] [L91] COND TRUE (~ var_1_3) < stepLocal_2 [L92] var_1_13 = (((((var_1_4 + var_1_3)) > (-5)) ? ((var_1_4 + var_1_3)) : (-5))) VAL [isInitial=1, last_1_var_1_15=128, stepLocal_0=-16, stepLocal_1=-4, stepLocal_2=65534, stepLocal_3=0, var_1_10=127, var_1_11=3, var_1_12=0, var_1_13=-5, var_1_15=67, var_1_16=3, var_1_17=65534, var_1_18=65534, var_1_19=0, var_1_1=-10, var_1_20=2, var_1_21=2, var_1_22=0, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=3, var_1_3=-10, var_1_40=4, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=0] [L94] var_1_22 = var_1_10 VAL [isInitial=1, last_1_var_1_15=128, stepLocal_0=-16, stepLocal_1=-4, stepLocal_2=65534, stepLocal_3=0, var_1_10=127, var_1_11=3, var_1_12=0, var_1_13=-5, var_1_15=67, var_1_16=3, var_1_17=65534, var_1_18=65534, var_1_19=0, var_1_1=-10, var_1_20=2, var_1_21=2, var_1_22=127, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=3, var_1_3=-10, var_1_40=4, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=0] [L95] COND FALSE !(var_1_19 && var_1_19) VAL [isInitial=1, last_1_var_1_15=128, stepLocal_0=-16, stepLocal_1=-4, stepLocal_2=65534, stepLocal_3=0, var_1_10=127, var_1_11=3, var_1_12=0, var_1_13=-5, var_1_15=67, var_1_16=3, var_1_17=65534, var_1_18=65534, var_1_19=0, var_1_1=-10, var_1_20=2, var_1_21=2, var_1_22=127, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=3, var_1_3=-10, var_1_40=4, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=0] [L100] COND FALSE !(\read(var_1_19)) VAL [isInitial=1, last_1_var_1_15=128, stepLocal_0=-16, stepLocal_1=-4, stepLocal_2=65534, stepLocal_3=0, var_1_10=127, var_1_11=3, var_1_12=0, var_1_13=-5, var_1_15=67, var_1_16=3, var_1_17=65534, var_1_18=65534, var_1_19=0, var_1_1=-10, var_1_20=2, var_1_21=2, var_1_22=127, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=3, var_1_3=-10, var_1_40=4, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=0] [L111] COND TRUE var_1_10 != ((((var_1_9) < 0 ) ? -(var_1_9) : (var_1_9))) [L112] var_1_33 = (5 + var_1_11) VAL [isInitial=1, last_1_var_1_15=128, stepLocal_0=-16, stepLocal_1=-4, stepLocal_2=65534, stepLocal_3=0, var_1_10=127, var_1_11=3, var_1_12=0, var_1_13=-5, var_1_15=67, var_1_16=3, var_1_17=65534, var_1_18=65534, var_1_19=0, var_1_1=-10, var_1_20=2, var_1_21=2, var_1_22=127, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=8, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=3, var_1_3=-10, var_1_40=4, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=0] [L114] COND FALSE !((~ var_1_4) > (var_1_4 / var_1_11)) VAL [isInitial=1, last_1_var_1_15=128, stepLocal_0=-16, stepLocal_1=-4, stepLocal_2=65534, stepLocal_3=0, var_1_10=127, var_1_11=3, var_1_12=0, var_1_13=-5, var_1_15=67, var_1_16=3, var_1_17=65534, var_1_18=65534, var_1_19=0, var_1_1=-10, var_1_20=2, var_1_21=2, var_1_22=127, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=8, var_1_35=8, var_1_37=-4, var_1_38=127/8, var_1_39=3, var_1_3=-10, var_1_40=4, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=0] [L117] var_1_37 = ((((((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11)))) < (var_1_4)) ? (((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11)))) : (var_1_4))) VAL [isInitial=1, last_1_var_1_15=128, stepLocal_0=-16, stepLocal_1=-4, stepLocal_2=65534, stepLocal_3=0, var_1_10=127, var_1_11=3, var_1_12=0, var_1_13=-5, var_1_15=67, var_1_16=3, var_1_17=65534, var_1_18=65534, var_1_19=0, var_1_1=-10, var_1_20=2, var_1_21=2, var_1_22=127, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=8, var_1_35=8, var_1_37=0, var_1_38=127/8, var_1_39=3, var_1_3=-10, var_1_40=4, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=0] [L118] COND FALSE !(var_1_7 == var_1_11) VAL [isInitial=1, last_1_var_1_15=128, stepLocal_0=-16, stepLocal_1=-4, stepLocal_2=65534, stepLocal_3=0, var_1_10=127, var_1_11=3, var_1_12=0, var_1_13=-5, var_1_15=67, var_1_16=3, var_1_17=65534, var_1_18=65534, var_1_19=0, var_1_1=-10, var_1_20=2, var_1_21=2, var_1_22=127, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=8, var_1_35=8, var_1_37=0, var_1_38=127/8, var_1_39=3, var_1_3=-10, var_1_40=4, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=0] [L123] COND TRUE var_1_40 >= var_1_39 [L124] var_1_38 = ((((var_1_21) < 0 ) ? -(var_1_21) : (var_1_21))) VAL [isInitial=1, last_1_var_1_15=128, stepLocal_0=-16, stepLocal_1=-4, stepLocal_2=65534, stepLocal_3=0, var_1_10=127, var_1_11=3, var_1_12=0, var_1_13=-5, var_1_15=67, var_1_16=3, var_1_17=65534, var_1_18=65534, var_1_19=0, var_1_1=-10, var_1_20=2, var_1_21=2, var_1_22=127, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=8, var_1_35=8, var_1_37=0, var_1_38=5, var_1_39=3, var_1_3=-10, var_1_40=4, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=0] [L127] COND TRUE ! var_1_19 VAL [isInitial=1, last_1_var_1_15=128, stepLocal_0=-16, stepLocal_1=-4, stepLocal_2=65534, stepLocal_3=0, var_1_10=127, var_1_11=3, var_1_12=0, var_1_13=-5, var_1_15=67, var_1_16=3, var_1_17=65534, var_1_18=65534, var_1_19=0, var_1_1=-10, var_1_20=2, var_1_21=2, var_1_22=127, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=8, var_1_35=8, var_1_37=0, var_1_38=5, var_1_39=3, var_1_3=-10, var_1_40=4, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=0] [L128] COND FALSE !(((var_1_11 + -128) % var_1_10) >= var_1_15) VAL [isInitial=1, last_1_var_1_15=128, stepLocal_0=-16, stepLocal_1=-4, stepLocal_2=65534, stepLocal_3=0, var_1_10=127, var_1_11=3, var_1_12=0, var_1_13=-5, var_1_15=67, var_1_16=3, var_1_17=65534, var_1_18=65534, var_1_19=0, var_1_1=-10, var_1_20=2, var_1_21=2, var_1_22=127, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=8, var_1_35=8, var_1_37=0, var_1_38=5, var_1_39=3, var_1_3=-10, var_1_40=4, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=0] [L198] RET step() [L199] CALL, EXPR property() [L189] EXPR ((var_1_19 ? (var_1_1 == ((signed char) (((((var_1_3 + (1 - var_1_4))) < (var_1_5)) ? ((var_1_3 + (1 - var_1_4))) : (var_1_5))))) : 1) && ((-4 > (var_1_5 / ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8))))) ? ((var_1_4 < -16) ? (var_1_6 == ((unsigned long int) ((((32u) < 0 ) ? -(32u) : (32u))))) : 1) : 1)) && ((last_1_var_1_15 <= (var_1_8 & var_1_4)) ? ((((- 8) / (var_1_10 - var_1_11)) >= var_1_3) ? (var_1_9 == ((signed char) var_1_3)) : 1) : (var_1_9 == ((signed char) var_1_4))) VAL [((var_1_19 ? (var_1_1 == ((signed char) (((((var_1_3 + (1 - var_1_4))) < (var_1_5)) ? ((var_1_3 + (1 - var_1_4))) : (var_1_5))))) : 1) && ((-4 > (var_1_5 / ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8))))) ? ((var_1_4 < -16) ? (var_1_6 == ((unsigned long int) ((((32u) < 0 ) ? -(32u) : (32u))))) : 1) : 1)) && ((last_1_var_1_15 <= (var_1_8 & var_1_4)) ? ((((- 8) / (var_1_10 - var_1_11)) >= var_1_3) ? (var_1_9 == ((signed char) var_1_3)) : 1) : (var_1_9 == ((signed char) var_1_4)))=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=3, var_1_12=0, var_1_13=-5, var_1_15=67, var_1_16=3, var_1_17=65534, var_1_18=65534, var_1_19=0, var_1_1=-10, var_1_20=2, var_1_21=2, var_1_22=127, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=8, var_1_35=8, var_1_37=0, var_1_38=5, var_1_39=3, var_1_3=-10, var_1_40=4, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=0] [L189] EXPR var_1_8 & var_1_4 VAL [((var_1_19 ? (var_1_1 == ((signed char) (((((var_1_3 + (1 - var_1_4))) < (var_1_5)) ? ((var_1_3 + (1 - var_1_4))) : (var_1_5))))) : 1) && ((-4 > (var_1_5 / ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8))))) ? ((var_1_4 < -16) ? (var_1_6 == ((unsigned long int) ((((32u) < 0 ) ? -(32u) : (32u))))) : 1) : 1)) && ((last_1_var_1_15 <= (var_1_8 & var_1_4)) ? ((((- 8) / (var_1_10 - var_1_11)) >= var_1_3) ? (var_1_9 == ((signed char) var_1_3)) : 1) : (var_1_9 == ((signed char) var_1_4)))=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=3, var_1_12=0, var_1_13=-5, var_1_15=67, var_1_16=3, var_1_17=65534, var_1_18=65534, var_1_19=0, var_1_1=-10, var_1_20=2, var_1_21=2, var_1_22=127, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=8, var_1_35=8, var_1_37=0, var_1_38=5, var_1_39=3, var_1_3=-10, var_1_40=4, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8 & var_1_4=0, var_1_8=-3, var_1_9=0] [L189] EXPR ((var_1_19 ? (var_1_1 == ((signed char) (((((var_1_3 + (1 - var_1_4))) < (var_1_5)) ? ((var_1_3 + (1 - var_1_4))) : (var_1_5))))) : 1) && ((-4 > (var_1_5 / ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8))))) ? ((var_1_4 < -16) ? (var_1_6 == ((unsigned long int) ((((32u) < 0 ) ? -(32u) : (32u))))) : 1) : 1)) && ((last_1_var_1_15 <= (var_1_8 & var_1_4)) ? ((((- 8) / (var_1_10 - var_1_11)) >= var_1_3) ? (var_1_9 == ((signed char) var_1_3)) : 1) : (var_1_9 == ((signed char) var_1_4))) VAL [((var_1_19 ? (var_1_1 == ((signed char) (((((var_1_3 + (1 - var_1_4))) < (var_1_5)) ? ((var_1_3 + (1 - var_1_4))) : (var_1_5))))) : 1) && ((-4 > (var_1_5 / ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8))))) ? ((var_1_4 < -16) ? (var_1_6 == ((unsigned long int) ((((32u) < 0 ) ? -(32u) : (32u))))) : 1) : 1)) && ((last_1_var_1_15 <= (var_1_8 & var_1_4)) ? ((((- 8) / (var_1_10 - var_1_11)) >= var_1_3) ? (var_1_9 == ((signed char) var_1_3)) : 1) : (var_1_9 == ((signed char) var_1_4)))=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=3, var_1_12=0, var_1_13=-5, var_1_15=67, var_1_16=3, var_1_17=65534, var_1_18=65534, var_1_19=0, var_1_1=-10, var_1_20=2, var_1_21=2, var_1_22=127, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=8, var_1_35=8, var_1_37=0, var_1_38=5, var_1_39=3, var_1_3=-10, var_1_40=4, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8 & var_1_4=0, var_1_8=-3, var_1_9=0] [L189] EXPR (((((var_1_19 ? (var_1_1 == ((signed char) (((((var_1_3 + (1 - var_1_4))) < (var_1_5)) ? ((var_1_3 + (1 - var_1_4))) : (var_1_5))))) : 1) && ((-4 > (var_1_5 / ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8))))) ? ((var_1_4 < -16) ? (var_1_6 == ((unsigned long int) ((((32u) < 0 ) ? -(32u) : (32u))))) : 1) : 1)) && ((last_1_var_1_15 <= (var_1_8 & var_1_4)) ? ((((- 8) / (var_1_10 - var_1_11)) >= var_1_3) ? (var_1_9 == ((signed char) var_1_3)) : 1) : (var_1_9 == ((signed char) var_1_4)))) && ((var_1_3 <= var_1_1) ? (var_1_12 == ((unsigned long int) var_1_4)) : (var_1_12 == ((unsigned long int) (((((var_1_11 + var_1_4)) < (var_1_10)) ? ((var_1_11 + var_1_4)) : (var_1_10))))))) && (((~ var_1_3) < var_1_18) ? (var_1_13 == ((signed char) (((((var_1_4 + var_1_3)) > (-5)) ? ((var_1_4 + var_1_3)) : (-5))))) : 1)) && ((((var_1_4 + var_1_9) & var_1_7) <= (var_1_10 - ((((var_1_11) < (var_1_16)) ? (var_1_11) : (var_1_16))))) ? (var_1_15 == ((unsigned short int) (var_1_11 + 64))) : (var_1_15 == ((unsigned short int) ((((((((var_1_10) > ((var_1_17 - var_1_4))) ? (var_1_10) : ((var_1_17 - var_1_4))))) > (var_1_11)) ? (((((var_1_10) > ((var_1_17 - var_1_4))) ? (var_1_10) : ((var_1_17 - var_1_4))))) : (var_1_11)))))) VAL [(((((var_1_19 ? (var_1_1 == ((signed char) (((((var_1_3 + (1 - var_1_4))) < (var_1_5)) ? ((var_1_3 + (1 - var_1_4))) : (var_1_5))))) : 1) && ((-4 > (var_1_5 / ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8))))) ? ((var_1_4 < -16) ? (var_1_6 == ((unsigned long int) ((((32u) < 0 ) ? -(32u) : (32u))))) : 1) : 1)) && ((last_1_var_1_15 <= (var_1_8 & var_1_4)) ? ((((- 8) / (var_1_10 - var_1_11)) >= var_1_3) ? (var_1_9 == ((signed char) var_1_3)) : 1) : (var_1_9 == ((signed char) var_1_4)))) && ((var_1_3 <= var_1_1) ? (var_1_12 == ((unsigned long int) var_1_4)) : (var_1_12 == ((unsigned long int) (((((var_1_11 + var_1_4)) < (var_1_10)) ? ((var_1_11 + var_1_4)) : (var_1_10))))))) && (((~ var_1_3) < var_1_18) ? (var_1_13 == ((signed char) (((((var_1_4 + var_1_3)) > (-5)) ? ((var_1_4 + var_1_3)) : (-5))))) : 1)) && ((((var_1_4 + var_1_9) & var_1_7) <= (var_1_10 - ((((var_1_11) < (var_1_16)) ? (var_1_11) : (var_1_16))))) ? (var_1_15 == ((unsigned short int) (var_1_11 + 64))) : (var_1_15 == ((unsigned short int) ((((((((var_1_10) > ((var_1_17 - var_1_4))) ? (var_1_10) : ((var_1_17 - var_1_4))))) > (var_1_11)) ? (((((var_1_10) > ((var_1_17 - var_1_4))) ? (var_1_10) : ((var_1_17 - var_1_4))))) : (var_1_11))))))=1, ((var_1_19 ? (var_1_1 == ((signed char) (((((var_1_3 + (1 - var_1_4))) < (var_1_5)) ? ((var_1_3 + (1 - var_1_4))) : (var_1_5))))) : 1) && ((-4 > (var_1_5 / ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8))))) ? ((var_1_4 < -16) ? (var_1_6 == ((unsigned long int) ((((32u) < 0 ) ? -(32u) : (32u))))) : 1) : 1)) && ((last_1_var_1_15 <= (var_1_8 & var_1_4)) ? ((((- 8) / (var_1_10 - var_1_11)) >= var_1_3) ? (var_1_9 == ((signed char) var_1_3)) : 1) : (var_1_9 == ((signed char) var_1_4)))=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=3, var_1_12=0, var_1_13=-5, var_1_15=67, var_1_16=3, var_1_17=65534, var_1_18=65534, var_1_19=0, var_1_1=-10, var_1_20=2, var_1_21=2, var_1_22=127, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=8, var_1_35=8, var_1_37=0, var_1_38=5, var_1_39=3, var_1_3=-10, var_1_40=4, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8 & var_1_4=0, var_1_8=-3, var_1_9=0] [L189] EXPR (var_1_4 + var_1_9) & var_1_7 VAL [(((((var_1_19 ? (var_1_1 == ((signed char) (((((var_1_3 + (1 - var_1_4))) < (var_1_5)) ? ((var_1_3 + (1 - var_1_4))) : (var_1_5))))) : 1) && ((-4 > (var_1_5 / ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8))))) ? ((var_1_4 < -16) ? (var_1_6 == ((unsigned long int) ((((32u) < 0 ) ? -(32u) : (32u))))) : 1) : 1)) && ((last_1_var_1_15 <= (var_1_8 & var_1_4)) ? ((((- 8) / (var_1_10 - var_1_11)) >= var_1_3) ? (var_1_9 == ((signed char) var_1_3)) : 1) : (var_1_9 == ((signed char) var_1_4)))) && ((var_1_3 <= var_1_1) ? (var_1_12 == ((unsigned long int) var_1_4)) : (var_1_12 == ((unsigned long int) (((((var_1_11 + var_1_4)) < (var_1_10)) ? ((var_1_11 + var_1_4)) : (var_1_10))))))) && (((~ var_1_3) < var_1_18) ? (var_1_13 == ((signed char) (((((var_1_4 + var_1_3)) > (-5)) ? ((var_1_4 + var_1_3)) : (-5))))) : 1)) && ((((var_1_4 + var_1_9) & var_1_7) <= (var_1_10 - ((((var_1_11) < (var_1_16)) ? (var_1_11) : (var_1_16))))) ? (var_1_15 == ((unsigned short int) (var_1_11 + 64))) : (var_1_15 == ((unsigned short int) ((((((((var_1_10) > ((var_1_17 - var_1_4))) ? (var_1_10) : ((var_1_17 - var_1_4))))) > (var_1_11)) ? (((((var_1_10) > ((var_1_17 - var_1_4))) ? (var_1_10) : ((var_1_17 - var_1_4))))) : (var_1_11))))))=1, ((var_1_19 ? (var_1_1 == ((signed char) (((((var_1_3 + (1 - var_1_4))) < (var_1_5)) ? ((var_1_3 + (1 - var_1_4))) : (var_1_5))))) : 1) && ((-4 > (var_1_5 / ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8))))) ? ((var_1_4 < -16) ? (var_1_6 == ((unsigned long int) ((((32u) < 0 ) ? -(32u) : (32u))))) : 1) : 1)) && ((last_1_var_1_15 <= (var_1_8 & var_1_4)) ? ((((- 8) / (var_1_10 - var_1_11)) >= var_1_3) ? (var_1_9 == ((signed char) var_1_3)) : 1) : (var_1_9 == ((signed char) var_1_4)))=1, (var_1_4 + var_1_9) & var_1_7=0, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=3, var_1_12=0, var_1_13=-5, var_1_15=67, var_1_16=3, var_1_17=65534, var_1_18=65534, var_1_19=0, var_1_1=-10, var_1_20=2, var_1_21=2, var_1_22=127, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=8, var_1_35=8, var_1_37=0, var_1_38=5, var_1_39=3, var_1_3=-10, var_1_40=4, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8 & var_1_4=0, var_1_8=-3, var_1_9=0] [L189] EXPR (((((var_1_19 ? (var_1_1 == ((signed char) (((((var_1_3 + (1 - var_1_4))) < (var_1_5)) ? ((var_1_3 + (1 - var_1_4))) : (var_1_5))))) : 1) && ((-4 > (var_1_5 / ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8))))) ? ((var_1_4 < -16) ? (var_1_6 == ((unsigned long int) ((((32u) < 0 ) ? -(32u) : (32u))))) : 1) : 1)) && ((last_1_var_1_15 <= (var_1_8 & var_1_4)) ? ((((- 8) / (var_1_10 - var_1_11)) >= var_1_3) ? (var_1_9 == ((signed char) var_1_3)) : 1) : (var_1_9 == ((signed char) var_1_4)))) && ((var_1_3 <= var_1_1) ? (var_1_12 == ((unsigned long int) var_1_4)) : (var_1_12 == ((unsigned long int) (((((var_1_11 + var_1_4)) < (var_1_10)) ? ((var_1_11 + var_1_4)) : (var_1_10))))))) && (((~ var_1_3) < var_1_18) ? (var_1_13 == ((signed char) (((((var_1_4 + var_1_3)) > (-5)) ? ((var_1_4 + var_1_3)) : (-5))))) : 1)) && ((((var_1_4 + var_1_9) & var_1_7) <= (var_1_10 - ((((var_1_11) < (var_1_16)) ? (var_1_11) : (var_1_16))))) ? (var_1_15 == ((unsigned short int) (var_1_11 + 64))) : (var_1_15 == ((unsigned short int) ((((((((var_1_10) > ((var_1_17 - var_1_4))) ? (var_1_10) : ((var_1_17 - var_1_4))))) > (var_1_11)) ? (((((var_1_10) > ((var_1_17 - var_1_4))) ? (var_1_10) : ((var_1_17 - var_1_4))))) : (var_1_11)))))) VAL [(((((var_1_19 ? (var_1_1 == ((signed char) (((((var_1_3 + (1 - var_1_4))) < (var_1_5)) ? ((var_1_3 + (1 - var_1_4))) : (var_1_5))))) : 1) && ((-4 > (var_1_5 / ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8))))) ? ((var_1_4 < -16) ? (var_1_6 == ((unsigned long int) ((((32u) < 0 ) ? -(32u) : (32u))))) : 1) : 1)) && ((last_1_var_1_15 <= (var_1_8 & var_1_4)) ? ((((- 8) / (var_1_10 - var_1_11)) >= var_1_3) ? (var_1_9 == ((signed char) var_1_3)) : 1) : (var_1_9 == ((signed char) var_1_4)))) && ((var_1_3 <= var_1_1) ? (var_1_12 == ((unsigned long int) var_1_4)) : (var_1_12 == ((unsigned long int) (((((var_1_11 + var_1_4)) < (var_1_10)) ? ((var_1_11 + var_1_4)) : (var_1_10))))))) && (((~ var_1_3) < var_1_18) ? (var_1_13 == ((signed char) (((((var_1_4 + var_1_3)) > (-5)) ? ((var_1_4 + var_1_3)) : (-5))))) : 1)) && ((((var_1_4 + var_1_9) & var_1_7) <= (var_1_10 - ((((var_1_11) < (var_1_16)) ? (var_1_11) : (var_1_16))))) ? (var_1_15 == ((unsigned short int) (var_1_11 + 64))) : (var_1_15 == ((unsigned short int) ((((((((var_1_10) > ((var_1_17 - var_1_4))) ? (var_1_10) : ((var_1_17 - var_1_4))))) > (var_1_11)) ? (((((var_1_10) > ((var_1_17 - var_1_4))) ? (var_1_10) : ((var_1_17 - var_1_4))))) : (var_1_11))))))=1, ((var_1_19 ? (var_1_1 == ((signed char) (((((var_1_3 + (1 - var_1_4))) < (var_1_5)) ? ((var_1_3 + (1 - var_1_4))) : (var_1_5))))) : 1) && ((-4 > (var_1_5 / ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8))))) ? ((var_1_4 < -16) ? (var_1_6 == ((unsigned long int) ((((32u) < 0 ) ? -(32u) : (32u))))) : 1) : 1)) && ((last_1_var_1_15 <= (var_1_8 & var_1_4)) ? ((((- 8) / (var_1_10 - var_1_11)) >= var_1_3) ? (var_1_9 == ((signed char) var_1_3)) : 1) : (var_1_9 == ((signed char) var_1_4)))=1, (var_1_4 + var_1_9) & var_1_7=0, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=3, var_1_12=0, var_1_13=-5, var_1_15=67, var_1_16=3, var_1_17=65534, var_1_18=65534, var_1_19=0, var_1_1=-10, var_1_20=2, var_1_21=2, var_1_22=127, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=8, var_1_35=8, var_1_37=0, var_1_38=5, var_1_39=3, var_1_3=-10, var_1_40=4, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8 & var_1_4=0, var_1_8=-3, var_1_9=0] [L189-L190] return ((((((((var_1_19 ? (var_1_1 == ((signed char) (((((var_1_3 + (1 - var_1_4))) < (var_1_5)) ? ((var_1_3 + (1 - var_1_4))) : (var_1_5))))) : 1) && ((-4 > (var_1_5 / ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8))))) ? ((var_1_4 < -16) ? (var_1_6 == ((unsigned long int) ((((32u) < 0 ) ? -(32u) : (32u))))) : 1) : 1)) && ((last_1_var_1_15 <= (var_1_8 & var_1_4)) ? ((((- 8) / (var_1_10 - var_1_11)) >= var_1_3) ? (var_1_9 == ((signed char) var_1_3)) : 1) : (var_1_9 == ((signed char) var_1_4)))) && ((var_1_3 <= var_1_1) ? (var_1_12 == ((unsigned long int) var_1_4)) : (var_1_12 == ((unsigned long int) (((((var_1_11 + var_1_4)) < (var_1_10)) ? ((var_1_11 + var_1_4)) : (var_1_10))))))) && (((~ var_1_3) < var_1_18) ? (var_1_13 == ((signed char) (((((var_1_4 + var_1_3)) > (-5)) ? ((var_1_4 + var_1_3)) : (-5))))) : 1)) && ((((var_1_4 + var_1_9) & var_1_7) <= (var_1_10 - ((((var_1_11) < (var_1_16)) ? (var_1_11) : (var_1_16))))) ? (var_1_15 == ((unsigned short int) (var_1_11 + 64))) : (var_1_15 == ((unsigned short int) ((((((((var_1_10) > ((var_1_17 - var_1_4))) ? (var_1_10) : ((var_1_17 - var_1_4))))) > (var_1_11)) ? (((((var_1_10) > ((var_1_17 - var_1_4))) ? (var_1_10) : ((var_1_17 - var_1_4))))) : (var_1_11))))))) && (var_1_18 == ((unsigned long int) var_1_17))) && (var_1_19 == ((unsigned char) 0))) && (var_1_20 == ((double) var_1_21)) ; [L199] RET, EXPR property() [L199] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=3, var_1_12=0, var_1_13=-5, var_1_15=67, var_1_16=3, var_1_17=65534, var_1_18=65534, var_1_19=0, var_1_1=-10, var_1_20=2, var_1_21=2, var_1_22=127, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=8, var_1_35=8, var_1_37=0, var_1_38=5, var_1_39=3, var_1_3=-10, var_1_40=4, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=3, var_1_12=0, var_1_13=-5, var_1_15=67, var_1_16=3, var_1_17=65534, var_1_18=65534, var_1_19=0, var_1_1=-10, var_1_20=2, var_1_21=2, var_1_22=127, var_1_24=2, var_1_27=0, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=8, var_1_35=8, var_1_37=0, var_1_38=5, var_1_39=3, var_1_3=-10, var_1_40=4, var_1_43=-8, var_1_4=0, var_1_5=3, var_1_6=50, var_1_7=-2, var_1_8=-3, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 107 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 170.8s, OverallIterations: 21, TraceHistogramMax: 32, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 43.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4024 SdHoareTripleChecker+Valid, 26.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3974 mSDsluCounter, 13525 SdHoareTripleChecker+Invalid, 24.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 10446 mSDsCounter, 311 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6961 IncrementalHoareTripleChecker+Invalid, 7272 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 311 mSolverCounterUnsat, 3079 mSDtfsCounter, 6961 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 5331 GetRequests, 5066 SyntacticMatches, 1 SemanticMatches, 264 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1226 ImplicationChecksByTransitivity, 30.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1188occurred in iteration=19, InterpolantAutomatonStates: 236, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.2s AutomataMinimizationTime, 20 MinimizatonAttempts, 2477 StatesRemovedByMinimization, 18 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.8s SsaConstructionTime, 2.4s SatisfiabilityAnalysisTime, 114.8s InterpolantComputationTime, 4684 NumberOfCodeBlocks, 4684 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 5090 ConstructedInterpolants, 0 QuantifiedInterpolants, 34810 SizeOfPredicates, 164 NumberOfNonLiveVariables, 10104 ConjunctsInSsa, 215 ConjunctsInUnsatCore, 24 InterpolantComputations, 16 PerfectInterpolantSequences, 46578/47616 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 [2023-11-06 23:02:35,240 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-84.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --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 2de9554d2db29c841908dc7706688d8dc299abb18d93013764f385fbb1a38056 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 23:02:37,914 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 23:02:38,083 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-06 23:02:38,093 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 23:02:38,094 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 23:02:38,146 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 23:02:38,147 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 23:02:38,148 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 23:02:38,149 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 23:02:38,155 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 23:02:38,156 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 23:02:38,157 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 23:02:38,157 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 23:02:38,160 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 23:02:38,161 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 23:02:38,161 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 23:02:38,162 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 23:02:38,162 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 23:02:38,163 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 23:02:38,164 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 23:02:38,164 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 23:02:38,165 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-06 23:02:38,165 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-06 23:02:38,166 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-06 23:02:38,167 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 23:02:38,167 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 23:02:38,168 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 23:02:38,168 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 23:02:38,169 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 23:02:38,169 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 23:02:38,171 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 23:02:38,171 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 23:02:38,172 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 23:02:38,172 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 23:02:38,173 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-06 23:02:38,173 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-06 23:02:38,174 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 23:02:38,174 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 23:02:38,174 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 23:02:38,175 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 23:02:38,176 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-06 23:02:38,176 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 23:02:38,177 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_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2de9554d2db29c841908dc7706688d8dc299abb18d93013764f385fbb1a38056 [2023-11-06 23:02:38,631 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 23:02:38,657 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 23:02:38,662 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 23:02:38,664 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 23:02:38,664 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 23:02:38,666 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-84.i [2023-11-06 23:02:42,039 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 23:02:42,382 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 23:02:42,382 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-84.i [2023-11-06 23:02:42,397 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/data/75f016ed4/0f3390fe68c44889a7502ddcef4b4102/FLAGe5c055cbf [2023-11-06 23:02:42,411 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/data/75f016ed4/0f3390fe68c44889a7502ddcef4b4102 [2023-11-06 23:02:42,413 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 23:02:42,415 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 23:02:42,416 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 23:02:42,417 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 23:02:42,422 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 23:02:42,423 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:02:42" (1/1) ... [2023-11-06 23:02:42,424 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78c348c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:02:42, skipping insertion in model container [2023-11-06 23:02:42,425 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:02:42" (1/1) ... [2023-11-06 23:02:42,463 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 23:02:42,648 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_36d2e779-87ab-4961-92bd-98bf6ebcac1e/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-84.i[919,932] [2023-11-06 23:02:42,800 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 23:02:42,831 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 23:02:42,848 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_36d2e779-87ab-4961-92bd-98bf6ebcac1e/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-84.i[919,932] [2023-11-06 23:02:43,002 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 23:02:43,037 INFO L206 MainTranslator]: Completed translation [2023-11-06 23:02:43,040 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:02:43 WrapperNode [2023-11-06 23:02:43,040 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 23:02:43,042 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 23:02:43,043 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 23:02:43,043 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 23:02:43,052 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:02:43" (1/1) ... [2023-11-06 23:02:43,082 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:02:43" (1/1) ... [2023-11-06 23:02:43,138 INFO L138 Inliner]: procedures = 27, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 197 [2023-11-06 23:02:43,141 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 23:02:43,143 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 23:02:43,143 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 23:02:43,143 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 23:02:43,155 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:02:43" (1/1) ... [2023-11-06 23:02:43,155 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:02:43" (1/1) ... [2023-11-06 23:02:43,173 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:02:43" (1/1) ... [2023-11-06 23:02:43,185 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:02:43" (1/1) ... [2023-11-06 23:02:43,218 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:02:43" (1/1) ... [2023-11-06 23:02:43,223 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:02:43" (1/1) ... [2023-11-06 23:02:43,238 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:02:43" (1/1) ... [2023-11-06 23:02:43,246 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:02:43" (1/1) ... [2023-11-06 23:02:43,254 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 23:02:43,257 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 23:02:43,257 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 23:02:43,257 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 23:02:43,258 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:02:43" (1/1) ... [2023-11-06 23:02:43,265 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 23:02:43,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:02:43,306 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 23:02:43,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 23:02:43,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 23:02:43,355 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-06 23:02:43,355 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 23:02:43,355 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 23:02:43,356 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 23:02:43,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 23:02:43,503 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 23:02:43,505 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 23:02:45,320 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 23:02:45,328 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 23:02:45,328 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 23:02:45,331 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:02:45 BoogieIcfgContainer [2023-11-06 23:02:45,331 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 23:02:45,333 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 23:02:45,334 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 23:02:45,337 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 23:02:45,338 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 11:02:42" (1/3) ... [2023-11-06 23:02:45,339 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fcab1d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 11:02:45, skipping insertion in model container [2023-11-06 23:02:45,339 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:02:43" (2/3) ... [2023-11-06 23:02:45,339 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fcab1d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 11:02:45, skipping insertion in model container [2023-11-06 23:02:45,340 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:02:45" (3/3) ... [2023-11-06 23:02:45,341 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-84.i [2023-11-06 23:02:45,363 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 23:02:45,363 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 23:02:45,421 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 23:02:45,427 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=LoopsAndPotentialCycles, 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;@5a7cc08b, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 23:02:45,427 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 23:02:45,433 INFO L276 IsEmpty]: Start isEmpty. Operand has 93 states, 58 states have (on average 1.4310344827586208) internal successors, (83), 59 states have internal predecessors, (83), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-06 23:02:45,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2023-11-06 23:02:45,455 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:02:45,456 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:02:45,457 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:02:45,464 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:02:45,464 INFO L85 PathProgramCache]: Analyzing trace with hash -345568699, now seen corresponding path program 1 times [2023-11-06 23:02:45,480 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 23:02:45,481 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2127827744] [2023-11-06 23:02:45,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:02:45,481 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 [2023-11-06 23:02:45,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 23:02:45,483 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/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) [2023-11-06 23:02:45,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/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 [2023-11-06 23:02:46,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:02:46,061 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-06 23:02:46,079 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:02:46,196 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 734 proven. 0 refuted. 0 times theorem prover too weak. 1250 trivial. 0 not checked. [2023-11-06 23:02:46,196 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:02:46,197 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 23:02:46,203 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2127827744] [2023-11-06 23:02:46,203 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2127827744] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:02:46,204 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:02:46,204 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 23:02:46,206 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [430607854] [2023-11-06 23:02:46,207 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:02:46,212 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 23:02:46,214 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 23:02:46,260 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 23:02:46,261 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 23:02:46,265 INFO L87 Difference]: Start difference. First operand has 93 states, 58 states have (on average 1.4310344827586208) internal successors, (83), 59 states have internal predecessors, (83), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-06 23:02:46,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:02:46,337 INFO L93 Difference]: Finished difference Result 179 states and 320 transitions. [2023-11-06 23:02:46,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 23:02:46,342 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 204 [2023-11-06 23:02:46,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:02:46,359 INFO L225 Difference]: With dead ends: 179 [2023-11-06 23:02:46,359 INFO L226 Difference]: Without dead ends: 89 [2023-11-06 23:02:46,370 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 203 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 23:02:46,377 INFO L413 NwaCegarLoop]: 140 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, 140 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 [2023-11-06 23:02:46,379 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 140 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 23:02:46,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2023-11-06 23:02:46,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2023-11-06 23:02:46,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 55 states have (on average 1.3818181818181818) internal successors, (76), 55 states have internal predecessors, (76), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-06 23:02:46,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 140 transitions. [2023-11-06 23:02:46,466 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 140 transitions. Word has length 204 [2023-11-06 23:02:46,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:02:46,467 INFO L495 AbstractCegarLoop]: Abstraction has 89 states and 140 transitions. [2023-11-06 23:02:46,467 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-06 23:02:46,468 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 140 transitions. [2023-11-06 23:02:46,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2023-11-06 23:02:46,481 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:02:46,482 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:02:46,499 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/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)] Ended with exit code 0 [2023-11-06 23:02:46,689 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/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 [2023-11-06 23:02:46,690 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:02:46,691 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:02:46,691 INFO L85 PathProgramCache]: Analyzing trace with hash -1395933815, now seen corresponding path program 1 times [2023-11-06 23:02:46,692 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 23:02:46,692 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1813869621] [2023-11-06 23:02:46,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:02:46,692 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 [2023-11-06 23:02:46,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 23:02:46,696 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/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) [2023-11-06 23:02:46,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/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 [2023-11-06 23:02:47,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:02:47,143 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-06 23:02:47,153 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:02:47,255 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-06 23:02:47,255 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:02:47,255 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 23:02:47,256 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1813869621] [2023-11-06 23:02:47,256 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1813869621] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:02:47,256 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:02:47,256 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 23:02:47,257 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [737495184] [2023-11-06 23:02:47,257 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:02:47,259 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 23:02:47,259 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 23:02:47,260 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 23:02:47,261 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:02:47,261 INFO L87 Difference]: Start difference. First operand 89 states and 140 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 23:02:47,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:02:47,480 INFO L93 Difference]: Finished difference Result 255 states and 402 transitions. [2023-11-06 23:02:47,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 23:02:47,481 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 204 [2023-11-06 23:02:47,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:02:47,492 INFO L225 Difference]: With dead ends: 255 [2023-11-06 23:02:47,493 INFO L226 Difference]: Without dead ends: 169 [2023-11-06 23:02:47,496 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 202 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:02:47,498 INFO L413 NwaCegarLoop]: 243 mSDtfsCounter, 120 mSDsluCounter, 123 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 120 SdHoareTripleChecker+Valid, 366 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-06 23:02:47,499 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [120 Valid, 366 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-06 23:02:47,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2023-11-06 23:02:47,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 101. [2023-11-06 23:02:47,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 67 states have (on average 1.3880597014925373) internal successors, (93), 67 states have internal predecessors, (93), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-06 23:02:47,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 157 transitions. [2023-11-06 23:02:47,537 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 157 transitions. Word has length 204 [2023-11-06 23:02:47,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:02:47,544 INFO L495 AbstractCegarLoop]: Abstraction has 101 states and 157 transitions. [2023-11-06 23:02:47,545 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 23:02:47,545 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 157 transitions. [2023-11-06 23:02:47,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2023-11-06 23:02:47,551 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:02:47,552 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:02:47,570 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-06 23:02:47,762 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/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 [2023-11-06 23:02:47,762 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:02:47,763 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:02:47,763 INFO L85 PathProgramCache]: Analyzing trace with hash 1310685579, now seen corresponding path program 1 times [2023-11-06 23:02:47,764 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 23:02:47,764 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [573415710] [2023-11-06 23:02:47,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:02:47,765 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 [2023-11-06 23:02:47,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 23:02:47,766 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/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) [2023-11-06 23:02:47,770 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/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 [2023-11-06 23:02:48,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:02:48,175 INFO L262 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-06 23:02:48,184 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:02:49,310 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1068 proven. 135 refuted. 0 times theorem prover too weak. 781 trivial. 0 not checked. [2023-11-06 23:02:49,311 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 23:02:52,432 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 6 proven. 87 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2023-11-06 23:02:52,432 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 23:02:52,432 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [573415710] [2023-11-06 23:02:52,433 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [573415710] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 23:02:52,433 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 23:02:52,433 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 6] total 11 [2023-11-06 23:02:52,433 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1126192476] [2023-11-06 23:02:52,434 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 23:02:52,435 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-11-06 23:02:52,435 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 23:02:52,436 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-11-06 23:02:52,437 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2023-11-06 23:02:52,437 INFO L87 Difference]: Start difference. First operand 101 states and 157 transitions. Second operand has 11 states, 11 states have (on average 7.909090909090909) internal successors, (87), 11 states have internal predecessors, (87), 4 states have call successors, (61), 3 states have call predecessors, (61), 6 states have return successors, (62), 4 states have call predecessors, (62), 4 states have call successors, (62) [2023-11-06 23:02:53,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:02:53,680 INFO L93 Difference]: Finished difference Result 211 states and 321 transitions. [2023-11-06 23:02:53,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-06 23:02:53,698 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 7.909090909090909) internal successors, (87), 11 states have internal predecessors, (87), 4 states have call successors, (61), 3 states have call predecessors, (61), 6 states have return successors, (62), 4 states have call predecessors, (62), 4 states have call successors, (62) Word has length 204 [2023-11-06 23:02:53,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:02:53,702 INFO L225 Difference]: With dead ends: 211 [2023-11-06 23:02:53,702 INFO L226 Difference]: Without dead ends: 113 [2023-11-06 23:02:53,703 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 411 GetRequests, 396 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=90, Invalid=150, Unknown=0, NotChecked=0, Total=240 [2023-11-06 23:02:53,705 INFO L413 NwaCegarLoop]: 80 mSDtfsCounter, 88 mSDsluCounter, 100 mSDsCounter, 0 mSdLazyCounter, 261 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 180 SdHoareTripleChecker+Invalid, 285 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 261 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2023-11-06 23:02:53,710 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [90 Valid, 180 Invalid, 285 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 261 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2023-11-06 23:02:53,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2023-11-06 23:02:53,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 109. [2023-11-06 23:02:53,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109 states, 73 states have (on average 1.3287671232876712) internal successors, (97), 73 states have internal predecessors, (97), 32 states have call successors, (32), 3 states have call predecessors, (32), 3 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-06 23:02:53,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 161 transitions. [2023-11-06 23:02:53,747 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 161 transitions. Word has length 204 [2023-11-06 23:02:53,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:02:53,748 INFO L495 AbstractCegarLoop]: Abstraction has 109 states and 161 transitions. [2023-11-06 23:02:53,749 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 7.909090909090909) internal successors, (87), 11 states have internal predecessors, (87), 4 states have call successors, (61), 3 states have call predecessors, (61), 6 states have return successors, (62), 4 states have call predecessors, (62), 4 states have call successors, (62) [2023-11-06 23:02:53,749 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 161 transitions. [2023-11-06 23:02:53,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2023-11-06 23:02:53,752 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:02:53,752 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:02:53,780 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/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 [2023-11-06 23:02:53,953 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/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 [2023-11-06 23:02:53,953 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:02:53,954 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:02:53,954 INFO L85 PathProgramCache]: Analyzing trace with hash 1990743949, now seen corresponding path program 1 times [2023-11-06 23:02:53,955 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 23:02:53,956 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1492376973] [2023-11-06 23:02:53,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:02:53,956 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 [2023-11-06 23:02:53,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 23:02:53,961 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/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) [2023-11-06 23:02:53,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/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 [2023-11-06 23:02:54,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:02:54,355 INFO L262 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-06 23:02:54,362 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:02:54,401 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-06 23:02:54,401 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:02:54,401 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 23:02:54,402 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1492376973] [2023-11-06 23:02:54,407 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1492376973] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:02:54,407 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:02:54,408 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 23:02:54,408 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [833022368] [2023-11-06 23:02:54,408 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:02:54,410 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 23:02:54,410 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 23:02:54,411 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 23:02:54,414 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:02:54,414 INFO L87 Difference]: Start difference. First operand 109 states and 161 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 23:02:54,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:02:54,502 INFO L93 Difference]: Finished difference Result 200 states and 297 transitions. [2023-11-06 23:02:54,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 23:02:54,516 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 204 [2023-11-06 23:02:54,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:02:54,518 INFO L225 Difference]: With dead ends: 200 [2023-11-06 23:02:54,519 INFO L226 Difference]: Without dead ends: 94 [2023-11-06 23:02:54,519 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 202 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:02:54,521 INFO L413 NwaCegarLoop]: 124 mSDtfsCounter, 121 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 121 SdHoareTripleChecker+Valid, 124 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 23:02:54,521 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [121 Valid, 124 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 23:02:54,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2023-11-06 23:02:54,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 94. [2023-11-06 23:02:54,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94 states, 58 states have (on average 1.2241379310344827) internal successors, (71), 58 states have internal predecessors, (71), 32 states have call successors, (32), 3 states have call predecessors, (32), 3 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-06 23:02:54,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 135 transitions. [2023-11-06 23:02:54,541 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 135 transitions. Word has length 204 [2023-11-06 23:02:54,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:02:54,543 INFO L495 AbstractCegarLoop]: Abstraction has 94 states and 135 transitions. [2023-11-06 23:02:54,544 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 23:02:54,544 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 135 transitions. [2023-11-06 23:02:54,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-11-06 23:02:54,548 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:02:54,548 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:02:54,572 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2023-11-06 23:02:54,761 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/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 [2023-11-06 23:02:54,762 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:02:54,762 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:02:54,762 INFO L85 PathProgramCache]: Analyzing trace with hash 1347960089, now seen corresponding path program 1 times [2023-11-06 23:02:54,763 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 23:02:54,763 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1096348009] [2023-11-06 23:02:54,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:02:54,763 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 [2023-11-06 23:02:54,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 23:02:54,767 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/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) [2023-11-06 23:02:54,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-11-06 23:02:55,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:02:55,222 INFO L262 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-06 23:02:55,229 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:02:56,927 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1080 proven. 147 refuted. 0 times theorem prover too weak. 757 trivial. 0 not checked. [2023-11-06 23:02:56,927 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 23:02:58,772 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-06 23:02:58,773 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 23:02:58,773 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1096348009] [2023-11-06 23:02:58,773 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1096348009] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-06 23:02:58,774 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 23:02:58,774 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [12] total 13 [2023-11-06 23:02:58,774 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1783684601] [2023-11-06 23:02:58,774 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:02:58,775 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 23:02:58,776 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 23:02:58,776 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 23:02:58,777 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=114, Unknown=0, NotChecked=0, Total=156 [2023-11-06 23:02:58,777 INFO L87 Difference]: Start difference. First operand 94 states and 135 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 23:03:00,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:03:00,315 INFO L93 Difference]: Finished difference Result 241 states and 341 transitions. [2023-11-06 23:03:00,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 23:03:00,321 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 205 [2023-11-06 23:03:00,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:03:00,323 INFO L225 Difference]: With dead ends: 241 [2023-11-06 23:03:00,324 INFO L226 Difference]: Without dead ends: 150 [2023-11-06 23:03:00,324 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 408 GetRequests, 397 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=42, Invalid=114, Unknown=0, NotChecked=0, Total=156 [2023-11-06 23:03:00,325 INFO L413 NwaCegarLoop]: 118 mSDtfsCounter, 52 mSDsluCounter, 103 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 221 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2023-11-06 23:03:00,328 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [52 Valid, 221 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2023-11-06 23:03:00,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2023-11-06 23:03:00,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 147. [2023-11-06 23:03:00,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 147 states, 96 states have (on average 1.2291666666666667) internal successors, (118), 97 states have internal predecessors, (118), 44 states have call successors, (44), 6 states have call predecessors, (44), 6 states have return successors, (44), 43 states have call predecessors, (44), 44 states have call successors, (44) [2023-11-06 23:03:00,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 206 transitions. [2023-11-06 23:03:00,352 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 206 transitions. Word has length 205 [2023-11-06 23:03:00,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:03:00,354 INFO L495 AbstractCegarLoop]: Abstraction has 147 states and 206 transitions. [2023-11-06 23:03:00,354 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 23:03:00,354 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 206 transitions. [2023-11-06 23:03:00,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-11-06 23:03:00,365 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:03:00,366 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:03:00,394 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2023-11-06 23:03:00,590 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/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 [2023-11-06 23:03:00,590 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:03:00,591 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:03:00,591 INFO L85 PathProgramCache]: Analyzing trace with hash 1349807131, now seen corresponding path program 1 times [2023-11-06 23:03:00,592 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 23:03:00,592 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [826920497] [2023-11-06 23:03:00,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:03:00,593 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 [2023-11-06 23:03:00,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 23:03:00,594 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/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) [2023-11-06 23:03:00,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36d2e779-87ab-4961-92bd-98bf6ebcac1e/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2023-11-06 23:03:01,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:03:01,089 INFO L262 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 28 conjunts are in the unsatisfiable core [2023-11-06 23:03:01,101 INFO L285 TraceCheckSpWp]: Computing forward predicates...