./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-35.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-35.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 19520942352997fcf297d8ad079cb9fafb5c7d1c5c429124759a57b39998961b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 00:56:45,865 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 00:56:45,930 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-29 00:56:45,935 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 00:56:45,936 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 00:56:45,961 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 00:56:45,962 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 00:56:45,963 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 00:56:45,963 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 00:56:45,964 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 00:56:45,964 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 00:56:45,965 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 00:56:45,966 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 00:56:45,966 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 00:56:45,967 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 00:56:45,967 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 00:56:45,968 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 00:56:45,968 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 00:56:45,969 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 00:56:45,969 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 00:56:45,970 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 00:56:45,970 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 00:56:45,971 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 00:56:45,971 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 00:56:45,972 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 00:56:45,972 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 00:56:45,973 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 00:56:45,973 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 00:56:45,974 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 00:56:45,974 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 00:56:45,974 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 00:56:45,975 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 00:56:45,975 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 00:56:45,975 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 00:56:45,975 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 00:56:45,976 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 00:56:45,976 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 00:56:45,976 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 00:56:45,976 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 00:56:45,976 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 00:56:45,976 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 00:56:45,977 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 00:56:45,977 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_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19520942352997fcf297d8ad079cb9fafb5c7d1c5c429124759a57b39998961b [2023-11-29 00:56:46,200 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 00:56:46,221 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 00:56:46,224 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 00:56:46,225 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 00:56:46,225 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 00:56:46,227 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-35.i [2023-11-29 00:56:48,967 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 00:56:49,147 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 00:56:49,147 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-35.i [2023-11-29 00:56:49,157 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/data/5b28dfbcc/86c2e3a192374a299f75eb724e508456/FLAGa3f336891 [2023-11-29 00:56:49,170 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/data/5b28dfbcc/86c2e3a192374a299f75eb724e508456 [2023-11-29 00:56:49,171 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 00:56:49,173 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 00:56:49,174 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 00:56:49,174 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 00:56:49,179 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 00:56:49,180 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 12:56:49" (1/1) ... [2023-11-29 00:56:49,181 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57c53d80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:56:49, skipping insertion in model container [2023-11-29 00:56:49,181 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 12:56:49" (1/1) ... [2023-11-29 00:56:49,215 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 00:56:49,343 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_0f71876a-450c-47bb-98cf-527dd145ad1d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-35.i[919,932] [2023-11-29 00:56:49,414 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 00:56:49,428 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 00:56:49,438 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_0f71876a-450c-47bb-98cf-527dd145ad1d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-35.i[919,932] [2023-11-29 00:56:49,478 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 00:56:49,496 INFO L206 MainTranslator]: Completed translation [2023-11-29 00:56:49,496 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:56:49 WrapperNode [2023-11-29 00:56:49,496 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 00:56:49,497 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 00:56:49,497 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 00:56:49,497 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 00:56:49,503 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:56:49" (1/1) ... [2023-11-29 00:56:49,515 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:56:49" (1/1) ... [2023-11-29 00:56:49,556 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 241 [2023-11-29 00:56:49,556 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 00:56:49,557 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 00:56:49,557 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 00:56:49,557 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 00:56:49,566 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:56:49" (1/1) ... [2023-11-29 00:56:49,566 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:56:49" (1/1) ... [2023-11-29 00:56:49,570 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:56:49" (1/1) ... [2023-11-29 00:56:49,588 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-11-29 00:56:49,589 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:56:49" (1/1) ... [2023-11-29 00:56:49,589 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:56:49" (1/1) ... [2023-11-29 00:56:49,604 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:56:49" (1/1) ... [2023-11-29 00:56:49,609 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:56:49" (1/1) ... [2023-11-29 00:56:49,613 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:56:49" (1/1) ... [2023-11-29 00:56:49,616 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:56:49" (1/1) ... [2023-11-29 00:56:49,622 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 00:56:49,623 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 00:56:49,623 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 00:56:49,623 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 00:56:49,624 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:56:49" (1/1) ... [2023-11-29 00:56:49,629 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 00:56:49,638 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:56:49,651 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 00:56:49,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 00:56:49,678 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 00:56:49,679 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 00:56:49,679 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 00:56:49,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 00:56:49,679 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 00:56:49,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 00:56:49,765 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 00:56:49,767 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 00:56:50,166 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 00:56:50,200 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 00:56:50,201 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 00:56:50,201 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 12:56:50 BoogieIcfgContainer [2023-11-29 00:56:50,201 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 00:56:50,204 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 00:56:50,205 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 00:56:50,208 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 00:56:50,208 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 12:56:49" (1/3) ... [2023-11-29 00:56:50,209 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6336737 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 12:56:50, skipping insertion in model container [2023-11-29 00:56:50,210 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:56:49" (2/3) ... [2023-11-29 00:56:50,211 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6336737 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 12:56:50, skipping insertion in model container [2023-11-29 00:56:50,212 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 12:56:50" (3/3) ... [2023-11-29 00:56:50,213 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-35.i [2023-11-29 00:56:50,233 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 00:56:50,234 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 00:56:50,289 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 00:56:50,296 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@77ef3ae5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 00:56:50,296 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 00:56:50,301 INFO L276 IsEmpty]: Start isEmpty. Operand has 90 states, 59 states have (on average 1.4915254237288136) internal successors, (88), 60 states have internal predecessors, (88), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-29 00:56:50,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-11-29 00:56:50,320 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:56:50,321 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:56:50,321 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:56:50,327 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:56:50,327 INFO L85 PathProgramCache]: Analyzing trace with hash -608722798, now seen corresponding path program 1 times [2023-11-29 00:56:50,337 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:56:50,337 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1269659999] [2023-11-29 00:56:50,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:56:50,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:56:50,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:56:50,585 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:56:50,585 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1269659999] [2023-11-29 00:56:50,586 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-29 00:56:50,586 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [817776560] [2023-11-29 00:56:50,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:56:50,587 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:56:50,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:56:50,591 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 00:56:50,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-29 00:56:50,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:56:50,785 INFO L262 TraceCheckSpWp]: Trace formula consists of 452 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 00:56:50,796 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:56:50,843 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 1458 trivial. 0 not checked. [2023-11-29 00:56:50,843 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 00:56:50,844 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [817776560] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:56:50,844 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:56:50,844 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 00:56:50,846 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [869690012] [2023-11-29 00:56:50,846 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:56:50,851 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 00:56:50,851 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:56:50,880 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 00:56:50,880 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 00:56:50,883 INFO L87 Difference]: Start difference. First operand has 90 states, 59 states have (on average 1.4915254237288136) internal successors, (88), 60 states have internal predecessors, (88), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-29 00:56:50,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:56:50,923 INFO L93 Difference]: Finished difference Result 176 states and 312 transitions. [2023-11-29 00:56:50,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 00:56:50,925 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) Word has length 184 [2023-11-29 00:56:50,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:56:50,933 INFO L225 Difference]: With dead ends: 176 [2023-11-29 00:56:50,933 INFO L226 Difference]: Without dead ends: 87 [2023-11-29 00:56:50,937 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 183 GetRequests, 183 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 00:56:50,940 INFO L413 NwaCegarLoop]: 133 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 133 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 00:56:50,941 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 133 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 00:56:50,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2023-11-29 00:56:50,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2023-11-29 00:56:50,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 57 states have (on average 1.4035087719298245) internal successors, (80), 57 states have internal predecessors, (80), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-29 00:56:50,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 136 transitions. [2023-11-29 00:56:50,988 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 136 transitions. Word has length 184 [2023-11-29 00:56:50,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:56:50,989 INFO L495 AbstractCegarLoop]: Abstraction has 87 states and 136 transitions. [2023-11-29 00:56:50,989 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-29 00:56:50,989 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 136 transitions. [2023-11-29 00:56:50,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-11-29 00:56:50,994 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:56:50,994 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:56:51,002 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-29 00:56:51,195 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-29 00:56:51,195 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:56:51,196 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:56:51,196 INFO L85 PathProgramCache]: Analyzing trace with hash 725069706, now seen corresponding path program 1 times [2023-11-29 00:56:51,197 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:56:51,197 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1098841432] [2023-11-29 00:56:51,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:56:51,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:56:51,272 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 00:56:51,273 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1494459103] [2023-11-29 00:56:51,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:56:51,274 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:56:51,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:56:51,275 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 00:56:51,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-29 00:56:51,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:56:51,434 INFO L262 TraceCheckSpWp]: Trace formula consists of 452 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 00:56:51,442 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:56:51,481 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-29 00:56:51,481 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 00:56:51,481 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:56:51,482 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1098841432] [2023-11-29 00:56:51,482 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 00:56:51,482 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1494459103] [2023-11-29 00:56:51,482 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1494459103] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:56:51,482 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:56:51,482 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 00:56:51,483 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [494028034] [2023-11-29 00:56:51,483 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:56:51,484 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 00:56:51,484 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:56:51,485 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 00:56:51,485 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 00:56:51,486 INFO L87 Difference]: Start difference. First operand 87 states and 136 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, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-29 00:56:51,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:56:51,521 INFO L93 Difference]: Finished difference Result 173 states and 271 transitions. [2023-11-29 00:56:51,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 00:56:51,522 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, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 184 [2023-11-29 00:56:51,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:56:51,526 INFO L225 Difference]: With dead ends: 173 [2023-11-29 00:56:51,526 INFO L226 Difference]: Without dead ends: 87 [2023-11-29 00:56:51,528 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 183 GetRequests, 182 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 00:56:51,529 INFO L413 NwaCegarLoop]: 131 mSDtfsCounter, 18 mSDsluCounter, 111 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 242 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 00:56:51,530 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [18 Valid, 242 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 00:56:51,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2023-11-29 00:56:51,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2023-11-29 00:56:51,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 57 states have (on average 1.3859649122807018) internal successors, (79), 57 states have internal predecessors, (79), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-29 00:56:51,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 135 transitions. [2023-11-29 00:56:51,546 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 135 transitions. Word has length 184 [2023-11-29 00:56:51,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:56:51,549 INFO L495 AbstractCegarLoop]: Abstraction has 87 states and 135 transitions. [2023-11-29 00:56:51,549 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, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-29 00:56:51,549 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 135 transitions. [2023-11-29 00:56:51,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-11-29 00:56:51,553 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:56:51,553 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:56:51,560 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-29 00:56:51,758 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:56:51,759 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:56:51,759 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:56:51,759 INFO L85 PathProgramCache]: Analyzing trace with hash 1361927175, now seen corresponding path program 1 times [2023-11-29 00:56:51,759 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:56:51,760 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [261228222] [2023-11-29 00:56:51,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:56:51,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:56:51,815 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 00:56:51,815 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [317989341] [2023-11-29 00:56:51,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:56:51,816 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:56:51,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:56:51,817 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 00:56:51,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-29 00:56:51,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:56:51,986 INFO L262 TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 00:56:51,992 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:56:52,084 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-29 00:56:52,084 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 00:56:52,085 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:56:52,085 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [261228222] [2023-11-29 00:56:52,085 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 00:56:52,085 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [317989341] [2023-11-29 00:56:52,085 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [317989341] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:56:52,085 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:56:52,085 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 00:56:52,086 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [620964494] [2023-11-29 00:56:52,086 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:56:52,087 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 00:56:52,087 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:56:52,088 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 00:56:52,088 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-29 00:56:52,088 INFO L87 Difference]: Start difference. First operand 87 states and 135 transitions. Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-29 00:56:52,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:56:52,367 INFO L93 Difference]: Finished difference Result 259 states and 394 transitions. [2023-11-29 00:56:52,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 00:56:52,368 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 185 [2023-11-29 00:56:52,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:56:52,372 INFO L225 Difference]: With dead ends: 259 [2023-11-29 00:56:52,372 INFO L226 Difference]: Without dead ends: 173 [2023-11-29 00:56:52,373 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 181 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2023-11-29 00:56:52,374 INFO L413 NwaCegarLoop]: 159 mSDtfsCounter, 125 mSDsluCounter, 335 mSDsCounter, 0 mSdLazyCounter, 159 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 125 SdHoareTripleChecker+Valid, 494 SdHoareTripleChecker+Invalid, 167 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 159 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 00:56:52,375 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [125 Valid, 494 Invalid, 167 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 159 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 00:56:52,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2023-11-29 00:56:52,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 141. [2023-11-29 00:56:52,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 141 states, 103 states have (on average 1.4271844660194175) internal successors, (147), 104 states have internal predecessors, (147), 35 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (35), 34 states have call predecessors, (35), 35 states have call successors, (35) [2023-11-29 00:56:52,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 217 transitions. [2023-11-29 00:56:52,398 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 217 transitions. Word has length 185 [2023-11-29 00:56:52,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:56:52,399 INFO L495 AbstractCegarLoop]: Abstraction has 141 states and 217 transitions. [2023-11-29 00:56:52,399 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-29 00:56:52,400 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 217 transitions. [2023-11-29 00:56:52,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-11-29 00:56:52,403 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:56:52,403 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:56:52,410 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-11-29 00:56:52,606 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:56:52,607 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:56:52,607 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:56:52,607 INFO L85 PathProgramCache]: Analyzing trace with hash 552580549, now seen corresponding path program 1 times [2023-11-29 00:56:52,607 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:56:52,607 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [963357993] [2023-11-29 00:56:52,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:56:52,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:56:52,657 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 00:56:52,658 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1050498686] [2023-11-29 00:56:52,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:56:52,658 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:56:52,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:56:52,659 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 00:56:52,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-29 00:56:52,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:56:52,814 INFO L262 TraceCheckSpWp]: Trace formula consists of 450 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 00:56:52,818 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:56:52,929 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 711 proven. 27 refuted. 0 times theorem prover too weak. 774 trivial. 0 not checked. [2023-11-29 00:56:52,929 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 00:56:53,111 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 54 proven. 27 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2023-11-29 00:56:53,111 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:56:53,111 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [963357993] [2023-11-29 00:56:53,112 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 00:56:53,112 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1050498686] [2023-11-29 00:56:53,112 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1050498686] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 00:56:53,112 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 00:56:53,112 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2023-11-29 00:56:53,112 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [489746417] [2023-11-29 00:56:53,113 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 00:56:53,113 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 00:56:53,114 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:56:53,114 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 00:56:53,115 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-29 00:56:53,115 INFO L87 Difference]: Start difference. First operand 141 states and 217 transitions. Second operand has 8 states, 8 states have (on average 8.25) internal successors, (66), 8 states have internal predecessors, (66), 3 states have call successors, (37), 2 states have call predecessors, (37), 4 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) [2023-11-29 00:56:53,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:56:53,363 INFO L93 Difference]: Finished difference Result 289 states and 440 transitions. [2023-11-29 00:56:53,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 00:56:53,364 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.25) internal successors, (66), 8 states have internal predecessors, (66), 3 states have call successors, (37), 2 states have call predecessors, (37), 4 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) Word has length 185 [2023-11-29 00:56:53,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:56:53,368 INFO L225 Difference]: With dead ends: 289 [2023-11-29 00:56:53,368 INFO L226 Difference]: Without dead ends: 149 [2023-11-29 00:56:53,369 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 372 GetRequests, 362 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=79, Unknown=0, NotChecked=0, Total=132 [2023-11-29 00:56:53,370 INFO L413 NwaCegarLoop]: 94 mSDtfsCounter, 153 mSDsluCounter, 129 mSDsCounter, 0 mSdLazyCounter, 179 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 171 SdHoareTripleChecker+Valid, 223 SdHoareTripleChecker+Invalid, 221 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 179 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 00:56:53,370 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [171 Valid, 223 Invalid, 221 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 179 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 00:56:53,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2023-11-29 00:56:53,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 145. [2023-11-29 00:56:53,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 145 states, 106 states have (on average 1.3962264150943395) internal successors, (148), 107 states have internal predecessors, (148), 35 states have call successors, (35), 3 states have call predecessors, (35), 3 states have return successors, (35), 34 states have call predecessors, (35), 35 states have call successors, (35) [2023-11-29 00:56:53,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 218 transitions. [2023-11-29 00:56:53,389 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 218 transitions. Word has length 185 [2023-11-29 00:56:53,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:56:53,390 INFO L495 AbstractCegarLoop]: Abstraction has 145 states and 218 transitions. [2023-11-29 00:56:53,390 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.25) internal successors, (66), 8 states have internal predecessors, (66), 3 states have call successors, (37), 2 states have call predecessors, (37), 4 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) [2023-11-29 00:56:53,391 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 218 transitions. [2023-11-29 00:56:53,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-11-29 00:56:53,393 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:56:53,394 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:56:53,400 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-11-29 00:56:53,599 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:56:53,599 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:56:53,599 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:56:53,600 INFO L85 PathProgramCache]: Analyzing trace with hash -1252857785, now seen corresponding path program 1 times [2023-11-29 00:56:53,600 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:56:53,600 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [774313252] [2023-11-29 00:56:53,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:56:53,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:56:53,642 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 00:56:53,642 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1276717179] [2023-11-29 00:56:53,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:56:53,642 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:56:53,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:56:53,643 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 00:56:53,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-29 00:56:53,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:56:53,815 INFO L262 TraceCheckSpWp]: Trace formula consists of 449 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 00:56:53,831 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:56:53,861 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-29 00:56:53,862 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 00:56:53,862 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:56:53,862 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [774313252] [2023-11-29 00:56:53,862 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 00:56:53,862 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1276717179] [2023-11-29 00:56:53,863 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1276717179] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:56:53,863 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:56:53,863 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 00:56:53,863 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [149580370] [2023-11-29 00:56:53,863 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:56:53,864 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 00:56:53,864 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:56:53,865 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 00:56:53,865 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-29 00:56:53,865 INFO L87 Difference]: Start difference. First operand 145 states and 218 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-29 00:56:54,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:56:54,133 INFO L93 Difference]: Finished difference Result 458 states and 685 transitions. [2023-11-29 00:56:54,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 00:56:54,134 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 185 [2023-11-29 00:56:54,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:56:54,137 INFO L225 Difference]: With dead ends: 458 [2023-11-29 00:56:54,137 INFO L226 Difference]: Without dead ends: 314 [2023-11-29 00:56:54,138 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 182 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-29 00:56:54,139 INFO L413 NwaCegarLoop]: 228 mSDtfsCounter, 223 mSDsluCounter, 154 mSDsCounter, 0 mSdLazyCounter, 142 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 223 SdHoareTripleChecker+Valid, 382 SdHoareTripleChecker+Invalid, 163 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 142 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 00:56:54,139 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [223 Valid, 382 Invalid, 163 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 142 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 00:56:54,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 314 states. [2023-11-29 00:56:54,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 314 to 283. [2023-11-29 00:56:54,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 283 states, 206 states have (on average 1.383495145631068) internal successors, (285), 208 states have internal predecessors, (285), 70 states have call successors, (70), 6 states have call predecessors, (70), 6 states have return successors, (70), 68 states have call predecessors, (70), 70 states have call successors, (70) [2023-11-29 00:56:54,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 283 states and 425 transitions. [2023-11-29 00:56:54,180 INFO L78 Accepts]: Start accepts. Automaton has 283 states and 425 transitions. Word has length 185 [2023-11-29 00:56:54,181 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:56:54,181 INFO L495 AbstractCegarLoop]: Abstraction has 283 states and 425 transitions. [2023-11-29 00:56:54,181 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-29 00:56:54,181 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 425 transitions. [2023-11-29 00:56:54,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-11-29 00:56:54,183 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:56:54,183 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:56:54,188 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2023-11-29 00:56:54,384 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:56:54,384 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:56:54,384 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:56:54,384 INFO L85 PathProgramCache]: Analyzing trace with hash 257553419, now seen corresponding path program 1 times [2023-11-29 00:56:54,384 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:56:54,385 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [550377766] [2023-11-29 00:56:54,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:56:54,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:56:54,419 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 00:56:54,420 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [354463636] [2023-11-29 00:56:54,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:56:54,420 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:56:54,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:56:54,421 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 00:56:54,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-29 00:56:54,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:56:54,573 INFO L262 TraceCheckSpWp]: Trace formula consists of 452 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-29 00:56:54,577 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:56:54,635 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-29 00:56:54,635 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 00:56:54,636 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:56:54,636 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [550377766] [2023-11-29 00:56:54,636 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 00:56:54,636 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [354463636] [2023-11-29 00:56:54,636 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [354463636] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:56:54,636 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:56:54,636 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 00:56:54,636 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [140939926] [2023-11-29 00:56:54,637 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:56:54,637 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 00:56:54,637 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:56:54,638 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 00:56:54,638 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2023-11-29 00:56:54,638 INFO L87 Difference]: Start difference. First operand 283 states and 425 transitions. Second operand has 6 states, 6 states have (on average 8.0) internal successors, (48), 6 states have internal predecessors, (48), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-29 00:56:55,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:56:55,015 INFO L93 Difference]: Finished difference Result 606 states and 904 transitions. [2023-11-29 00:56:55,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 00:56:55,016 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 6 states have internal predecessors, (48), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 185 [2023-11-29 00:56:55,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:56:55,019 INFO L225 Difference]: With dead ends: 606 [2023-11-29 00:56:55,020 INFO L226 Difference]: Without dead ends: 324 [2023-11-29 00:56:55,021 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 180 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2023-11-29 00:56:55,021 INFO L413 NwaCegarLoop]: 214 mSDtfsCounter, 198 mSDsluCounter, 431 mSDsCounter, 0 mSdLazyCounter, 326 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 198 SdHoareTripleChecker+Valid, 645 SdHoareTripleChecker+Invalid, 326 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 326 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-29 00:56:55,022 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [198 Valid, 645 Invalid, 326 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 326 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-29 00:56:55,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 324 states. [2023-11-29 00:56:55,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 324 to 287. [2023-11-29 00:56:55,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 287 states, 210 states have (on average 1.380952380952381) internal successors, (290), 212 states have internal predecessors, (290), 70 states have call successors, (70), 6 states have call predecessors, (70), 6 states have return successors, (70), 68 states have call predecessors, (70), 70 states have call successors, (70) [2023-11-29 00:56:55,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 287 states and 430 transitions. [2023-11-29 00:56:55,056 INFO L78 Accepts]: Start accepts. Automaton has 287 states and 430 transitions. Word has length 185 [2023-11-29 00:56:55,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:56:55,057 INFO L495 AbstractCegarLoop]: Abstraction has 287 states and 430 transitions. [2023-11-29 00:56:55,057 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 6 states have internal predecessors, (48), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-29 00:56:55,057 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 430 transitions. [2023-11-29 00:56:55,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-11-29 00:56:55,060 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:56:55,060 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:56:55,067 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2023-11-29 00:56:55,261 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:56:55,261 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:56:55,261 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:56:55,262 INFO L85 PathProgramCache]: Analyzing trace with hash -551793207, now seen corresponding path program 1 times [2023-11-29 00:56:55,262 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:56:55,262 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1684323388] [2023-11-29 00:56:55,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:56:55,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:56:55,296 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 00:56:55,296 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1592551265] [2023-11-29 00:56:55,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:56:55,297 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:56:55,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:56:55,298 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 00:56:55,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-29 00:56:55,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:56:55,454 INFO L262 TraceCheckSpWp]: Trace formula consists of 449 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 00:56:55,458 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:56:55,672 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-29 00:56:55,673 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 00:56:55,673 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:56:55,673 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1684323388] [2023-11-29 00:56:55,673 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 00:56:55,673 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1592551265] [2023-11-29 00:56:55,673 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1592551265] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:56:55,673 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:56:55,673 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 00:56:55,674 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1556421806] [2023-11-29 00:56:55,674 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:56:55,674 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 00:56:55,674 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:56:55,675 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 00:56:55,675 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 00:56:55,675 INFO L87 Difference]: Start difference. First operand 287 states and 430 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-29 00:56:55,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:56:55,817 INFO L93 Difference]: Finished difference Result 905 states and 1352 transitions. [2023-11-29 00:56:55,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 00:56:55,818 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 185 [2023-11-29 00:56:55,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:56:55,821 INFO L225 Difference]: With dead ends: 905 [2023-11-29 00:56:55,822 INFO L226 Difference]: Without dead ends: 619 [2023-11-29 00:56:55,823 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 182 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 00:56:55,824 INFO L413 NwaCegarLoop]: 130 mSDtfsCounter, 137 mSDsluCounter, 257 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 137 SdHoareTripleChecker+Valid, 387 SdHoareTripleChecker+Invalid, 71 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 00:56:55,824 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [137 Valid, 387 Invalid, 71 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 00:56:55,825 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 619 states. [2023-11-29 00:56:55,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 619 to 571. [2023-11-29 00:56:55,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 571 states, 418 states have (on average 1.375598086124402) internal successors, (575), 422 states have internal predecessors, (575), 140 states have call successors, (140), 12 states have call predecessors, (140), 12 states have return successors, (140), 136 states have call predecessors, (140), 140 states have call successors, (140) [2023-11-29 00:56:55,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 571 states and 855 transitions. [2023-11-29 00:56:55,885 INFO L78 Accepts]: Start accepts. Automaton has 571 states and 855 transitions. Word has length 185 [2023-11-29 00:56:55,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:56:55,886 INFO L495 AbstractCegarLoop]: Abstraction has 571 states and 855 transitions. [2023-11-29 00:56:55,886 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-29 00:56:55,886 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 855 transitions. [2023-11-29 00:56:55,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-11-29 00:56:55,890 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:56:55,890 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:56:55,896 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-11-29 00:56:56,090 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:56:56,091 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:56:56,091 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:56:56,091 INFO L85 PathProgramCache]: Analyzing trace with hash 1749029383, now seen corresponding path program 1 times [2023-11-29 00:56:56,092 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:56:56,092 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1134673291] [2023-11-29 00:56:56,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:56:56,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:56:56,129 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 00:56:56,129 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [481696149] [2023-11-29 00:56:56,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:56:56,130 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:56:56,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:56:56,131 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 00:56:56,134 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-29 00:56:56,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:56:56,316 INFO L262 TraceCheckSpWp]: Trace formula consists of 450 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-29 00:56:56,323 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:56:56,934 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 651 proven. 57 refuted. 0 times theorem prover too weak. 804 trivial. 0 not checked. [2023-11-29 00:56:56,934 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 00:56:57,465 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 24 proven. 57 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2023-11-29 00:56:57,465 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:56:57,465 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1134673291] [2023-11-29 00:56:57,465 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 00:56:57,465 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [481696149] [2023-11-29 00:56:57,466 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [481696149] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 00:56:57,466 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 00:56:57,466 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 10] total 17 [2023-11-29 00:56:57,466 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [993382743] [2023-11-29 00:56:57,466 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 00:56:57,467 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2023-11-29 00:56:57,467 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:56:57,468 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2023-11-29 00:56:57,468 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=192, Unknown=0, NotChecked=0, Total=272 [2023-11-29 00:56:57,468 INFO L87 Difference]: Start difference. First operand 571 states and 855 transitions. Second operand has 17 states, 17 states have (on average 5.588235294117647) internal successors, (95), 17 states have internal predecessors, (95), 4 states have call successors, (56), 3 states have call predecessors, (56), 5 states have return successors, (56), 4 states have call predecessors, (56), 4 states have call successors, (56) [2023-11-29 00:56:59,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:56:59,379 INFO L93 Difference]: Finished difference Result 2181 states and 3184 transitions. [2023-11-29 00:56:59,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2023-11-29 00:56:59,379 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 5.588235294117647) internal successors, (95), 17 states have internal predecessors, (95), 4 states have call successors, (56), 3 states have call predecessors, (56), 5 states have return successors, (56), 4 states have call predecessors, (56), 4 states have call successors, (56) Word has length 185 [2023-11-29 00:56:59,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:56:59,391 INFO L225 Difference]: With dead ends: 2181 [2023-11-29 00:56:59,391 INFO L226 Difference]: Without dead ends: 1611 [2023-11-29 00:56:59,394 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 400 GetRequests, 360 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 537 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=471, Invalid=1251, Unknown=0, NotChecked=0, Total=1722 [2023-11-29 00:56:59,395 INFO L413 NwaCegarLoop]: 95 mSDtfsCounter, 1265 mSDsluCounter, 625 mSDsCounter, 0 mSdLazyCounter, 1158 mSolverCounterSat, 510 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1292 SdHoareTripleChecker+Valid, 720 SdHoareTripleChecker+Invalid, 1668 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 510 IncrementalHoareTripleChecker+Valid, 1158 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-11-29 00:56:59,395 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1292 Valid, 720 Invalid, 1668 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [510 Valid, 1158 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-11-29 00:56:59,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1611 states. [2023-11-29 00:56:59,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1611 to 996. [2023-11-29 00:56:59,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 996 states, 739 states have (on average 1.3518267929634642) internal successors, (999), 743 states have internal predecessors, (999), 228 states have call successors, (228), 28 states have call predecessors, (228), 28 states have return successors, (228), 224 states have call predecessors, (228), 228 states have call successors, (228) [2023-11-29 00:56:59,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 996 states to 996 states and 1455 transitions. [2023-11-29 00:56:59,529 INFO L78 Accepts]: Start accepts. Automaton has 996 states and 1455 transitions. Word has length 185 [2023-11-29 00:56:59,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:56:59,530 INFO L495 AbstractCegarLoop]: Abstraction has 996 states and 1455 transitions. [2023-11-29 00:56:59,530 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 5.588235294117647) internal successors, (95), 17 states have internal predecessors, (95), 4 states have call successors, (56), 3 states have call predecessors, (56), 5 states have return successors, (56), 4 states have call predecessors, (56), 4 states have call successors, (56) [2023-11-29 00:56:59,530 INFO L276 IsEmpty]: Start isEmpty. Operand 996 states and 1455 transitions. [2023-11-29 00:56:59,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-11-29 00:56:59,533 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:56:59,533 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:56:59,540 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-11-29 00:56:59,739 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:56:59,740 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:56:59,740 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:56:59,740 INFO L85 PathProgramCache]: Analyzing trace with hash 2115476869, now seen corresponding path program 1 times [2023-11-29 00:56:59,741 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:56:59,741 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1096605959] [2023-11-29 00:56:59,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:56:59,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:56:59,772 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 00:56:59,772 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1064689289] [2023-11-29 00:56:59,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:56:59,773 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:56:59,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:56:59,774 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 00:56:59,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-11-29 00:56:59,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:56:59,952 INFO L262 TraceCheckSpWp]: Trace formula consists of 451 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-29 00:56:59,957 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:56:59,996 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-29 00:56:59,996 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 00:56:59,996 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:56:59,996 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1096605959] [2023-11-29 00:56:59,996 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 00:56:59,996 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1064689289] [2023-11-29 00:56:59,996 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1064689289] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:56:59,997 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:56:59,997 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 00:56:59,997 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1087248821] [2023-11-29 00:56:59,997 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:56:59,998 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 00:56:59,998 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:56:59,998 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 00:56:59,999 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 00:56:59,999 INFO L87 Difference]: Start difference. First operand 996 states and 1455 transitions. Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-29 00:57:00,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:57:00,388 INFO L93 Difference]: Finished difference Result 1922 states and 2795 transitions. [2023-11-29 00:57:00,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 00:57:00,389 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 185 [2023-11-29 00:57:00,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:57:00,396 INFO L225 Difference]: With dead ends: 1922 [2023-11-29 00:57:00,396 INFO L226 Difference]: Without dead ends: 1076 [2023-11-29 00:57:00,399 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 181 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2023-11-29 00:57:00,400 INFO L413 NwaCegarLoop]: 216 mSDtfsCounter, 196 mSDsluCounter, 205 mSDsCounter, 0 mSdLazyCounter, 214 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 196 SdHoareTripleChecker+Valid, 421 SdHoareTripleChecker+Invalid, 229 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 214 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 00:57:00,400 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [196 Valid, 421 Invalid, 229 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 214 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 00:57:00,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1076 states. [2023-11-29 00:57:00,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1076 to 918. [2023-11-29 00:57:00,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 918 states, 675 states have (on average 1.3407407407407408) internal successors, (905), 677 states have internal predecessors, (905), 214 states have call successors, (214), 28 states have call predecessors, (214), 28 states have return successors, (214), 212 states have call predecessors, (214), 214 states have call successors, (214) [2023-11-29 00:57:00,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 918 states and 1333 transitions. [2023-11-29 00:57:00,521 INFO L78 Accepts]: Start accepts. Automaton has 918 states and 1333 transitions. Word has length 185 [2023-11-29 00:57:00,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:57:00,521 INFO L495 AbstractCegarLoop]: Abstraction has 918 states and 1333 transitions. [2023-11-29 00:57:00,522 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-29 00:57:00,522 INFO L276 IsEmpty]: Start isEmpty. Operand 918 states and 1333 transitions. [2023-11-29 00:57:00,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-11-29 00:57:00,524 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:57:00,525 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:57:00,531 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2023-11-29 00:57:00,725 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:57:00,725 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:57:00,726 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:57:00,726 INFO L85 PathProgramCache]: Analyzing trace with hash 1306130243, now seen corresponding path program 1 times [2023-11-29 00:57:00,726 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:57:00,726 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [368533711] [2023-11-29 00:57:00,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:57:00,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:57:00,757 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 00:57:00,757 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [359808832] [2023-11-29 00:57:00,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:57:00,758 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:57:00,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:57:00,759 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 00:57:00,762 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-11-29 00:57:00,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:57:00,968 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 00:57:01,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:57:01,159 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 00:57:01,160 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-29 00:57:01,161 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-29 00:57:01,170 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2023-11-29 00:57:01,363 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2023-11-29 00:57:01,365 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:57:01,368 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 00:57:01,473 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet5 could not be translated [2023-11-29 00:57:01,476 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet6 could not be translated [2023-11-29 00:57:01,477 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short25 could not be translated [2023-11-29 00:57:01,504 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 12:57:01 BoogieIcfgContainer [2023-11-29 00:57:01,504 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 00:57:01,505 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 00:57:01,505 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 00:57:01,505 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 00:57:01,506 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 12:56:50" (3/4) ... [2023-11-29 00:57:01,507 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-29 00:57:01,508 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 00:57:01,509 INFO L158 Benchmark]: Toolchain (without parser) took 12336.40ms. Allocated memory was 142.6MB in the beginning and 209.7MB in the end (delta: 67.1MB). Free memory was 103.8MB in the beginning and 132.0MB in the end (delta: -28.2MB). Peak memory consumption was 41.3MB. Max. memory is 16.1GB. [2023-11-29 00:57:01,509 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 142.6MB. Free memory is still 115.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 00:57:01,510 INFO L158 Benchmark]: CACSL2BoogieTranslator took 322.64ms. Allocated memory is still 142.6MB. Free memory was 103.3MB in the beginning and 87.8MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-29 00:57:01,510 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.19ms. Allocated memory is still 142.6MB. Free memory was 87.8MB in the beginning and 83.7MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-29 00:57:01,510 INFO L158 Benchmark]: Boogie Preprocessor took 65.55ms. Allocated memory is still 142.6MB. Free memory was 83.7MB in the beginning and 79.1MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-29 00:57:01,511 INFO L158 Benchmark]: RCFGBuilder took 578.35ms. Allocated memory was 142.6MB in the beginning and 174.1MB in the end (delta: 31.5MB). Free memory was 79.1MB in the beginning and 138.4MB in the end (delta: -59.4MB). Peak memory consumption was 34.9MB. Max. memory is 16.1GB. [2023-11-29 00:57:01,511 INFO L158 Benchmark]: TraceAbstraction took 11299.83ms. Allocated memory was 174.1MB in the beginning and 209.7MB in the end (delta: 35.7MB). Free memory was 137.5MB in the beginning and 133.0MB in the end (delta: 4.5MB). Peak memory consumption was 39.9MB. Max. memory is 16.1GB. [2023-11-29 00:57:01,511 INFO L158 Benchmark]: Witness Printer took 3.70ms. Allocated memory is still 209.7MB. Free memory is still 132.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 00:57:01,513 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 142.6MB. Free memory is still 115.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 322.64ms. Allocated memory is still 142.6MB. Free memory was 103.3MB in the beginning and 87.8MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.19ms. Allocated memory is still 142.6MB. Free memory was 87.8MB in the beginning and 83.7MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.55ms. Allocated memory is still 142.6MB. Free memory was 83.7MB in the beginning and 79.1MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 578.35ms. Allocated memory was 142.6MB in the beginning and 174.1MB in the end (delta: 31.5MB). Free memory was 79.1MB in the beginning and 138.4MB in the end (delta: -59.4MB). Peak memory consumption was 34.9MB. Max. memory is 16.1GB. * TraceAbstraction took 11299.83ms. Allocated memory was 174.1MB in the beginning and 209.7MB in the end (delta: 35.7MB). Free memory was 137.5MB in the beginning and 133.0MB in the end (delta: 4.5MB). Peak memory consumption was 39.9MB. Max. memory is 16.1GB. * Witness Printer took 3.70ms. Allocated memory is still 209.7MB. Free memory is still 132.0MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet5 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet6 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short25 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 191, overapproximation of someBinaryDOUBLEComparisonOperation at line 191, overapproximation of someUnaryFLOAToperation at line 125, overapproximation of someBinaryArithmeticFLOAToperation at line 125. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 1; [L23] unsigned char var_1_3 = 1; [L24] unsigned char var_1_4 = 0; [L25] unsigned char var_1_5 = 0; [L26] unsigned short int var_1_6 = 25; [L27] double var_1_9 = 999.625; [L28] unsigned short int var_1_11 = 5; [L29] signed short int var_1_12 = 2; [L30] signed long int var_1_13 = -256; [L31] double var_1_14 = 127.75; [L32] double var_1_15 = 9.75; [L33] float var_1_16 = 32.8; [L34] float var_1_17 = 32.5; [L35] float var_1_18 = 1.75; [L36] float var_1_19 = 1000000000000000.4; [L37] float var_1_20 = 0.875; [L38] unsigned char var_1_21 = 0; [L39] unsigned char var_1_22 = 0; [L40] signed short int var_1_23 = 64; [L41] signed short int var_1_24 = 25; [L42] signed short int var_1_25 = 0; [L43] float var_1_26 = 128.2; [L44] signed long int var_1_28 = -100000; [L45] signed char var_1_30 = -25; [L46] signed char var_1_33 = 32; [L47] signed char var_1_34 = -4; [L48] unsigned long int var_1_35 = 1; [L49] double var_1_39 = 7.75; [L50] float var_1_41 = 255.2; [L51] unsigned char var_1_42 = 25; [L52] unsigned char var_1_43 = 64; [L53] unsigned char var_1_44 = 1; [L54] float var_1_45 = 255.5; [L55] float var_1_46 = 10.55; [L56] signed short int last_1_var_1_12 = 2; [L57] signed long int last_1_var_1_13 = -256; [L58] double last_1_var_1_14 = 127.75; [L59] unsigned char last_1_var_1_21 = 0; [L195] isInitial = 1 [L196] FCALL initially() [L197] COND TRUE 1 [L198] CALL updateLastVariables() [L185] last_1_var_1_12 = var_1_12 [L186] last_1_var_1_13 = var_1_13 [L187] last_1_var_1_14 = var_1_14 [L188] last_1_var_1_21 = var_1_21 [L198] RET updateLastVariables() [L199] CALL updateVariables() [L138] var_1_3 = __VERIFIER_nondet_uchar() [L139] CALL assume_abort_if_not(var_1_3 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=0, var_1_6=25, var_1_9=7997/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=0, var_1_6=25, var_1_9=7997/8] [L139] RET assume_abort_if_not(var_1_3 >= 1) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=0, var_1_6=25, var_1_9=7997/8] [L140] CALL assume_abort_if_not(var_1_3 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=0, var_1_6=25, var_1_9=7997/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=0, var_1_6=25, var_1_9=7997/8] [L140] RET assume_abort_if_not(var_1_3 <= 1) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=0, var_1_6=25, var_1_9=7997/8] [L141] var_1_4 = __VERIFIER_nondet_uchar() [L142] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_5=0, var_1_6=25, var_1_9=7997/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_5=0, var_1_6=25, var_1_9=7997/8] [L142] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_5=0, var_1_6=25, var_1_9=7997/8] [L143] CALL assume_abort_if_not(var_1_4 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=0, var_1_6=25, var_1_9=7997/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=0, var_1_6=25, var_1_9=7997/8] [L143] RET assume_abort_if_not(var_1_4 <= 0) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=0, var_1_6=25, var_1_9=7997/8] [L144] var_1_5 = __VERIFIER_nondet_uchar() [L145] CALL assume_abort_if_not(var_1_5 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25, var_1_9=7997/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25, var_1_9=7997/8] [L145] RET assume_abort_if_not(var_1_5 >= 1) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25, var_1_9=7997/8] [L146] CALL assume_abort_if_not(var_1_5 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25, var_1_9=7997/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25, var_1_9=7997/8] [L146] RET assume_abort_if_not(var_1_5 <= 1) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25, var_1_9=7997/8] [L147] var_1_9 = __VERIFIER_nondet_double() [L148] CALL assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L148] RET assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L149] var_1_11 = __VERIFIER_nondet_ushort() [L150] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L150] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L151] CALL assume_abort_if_not(var_1_11 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L151] RET assume_abort_if_not(var_1_11 <= 65534) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L152] var_1_15 = __VERIFIER_nondet_double() [L153] CALL assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L153] RET assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L154] var_1_17 = __VERIFIER_nondet_float() [L155] CALL assume_abort_if_not((var_1_17 >= -230584.3009213691390e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 2305843.009213691390e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L155] RET assume_abort_if_not((var_1_17 >= -230584.3009213691390e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 2305843.009213691390e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L156] var_1_18 = __VERIFIER_nondet_float() [L157] CALL assume_abort_if_not((var_1_18 >= -230584.3009213691390e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 2305843.009213691390e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L157] RET assume_abort_if_not((var_1_18 >= -230584.3009213691390e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 2305843.009213691390e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L158] var_1_19 = __VERIFIER_nondet_float() [L159] CALL assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L159] RET assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L160] var_1_20 = __VERIFIER_nondet_float() [L161] CALL assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L161] RET assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L162] var_1_22 = __VERIFIER_nondet_uchar() [L163] CALL assume_abort_if_not(var_1_22 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L163] RET assume_abort_if_not(var_1_22 >= 1) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L164] CALL assume_abort_if_not(var_1_22 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L164] RET assume_abort_if_not(var_1_22 <= 1) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=25, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L165] var_1_24 = __VERIFIER_nondet_short() [L166] CALL assume_abort_if_not(var_1_24 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L166] RET assume_abort_if_not(var_1_24 >= -1) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L167] CALL assume_abort_if_not(var_1_24 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L167] RET assume_abort_if_not(var_1_24 <= 32766) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=0, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L168] var_1_25 = __VERIFIER_nondet_short() [L169] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L169] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L170] CALL assume_abort_if_not(var_1_25 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L170] RET assume_abort_if_not(var_1_25 <= 32766) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=32, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L171] var_1_33 = __VERIFIER_nondet_char() [L172] CALL assume_abort_if_not(var_1_33 >= -126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=-126, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=-126, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L172] RET assume_abort_if_not(var_1_33 >= -126) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=-126, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L173] CALL assume_abort_if_not(var_1_33 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=-126, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=-126, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L173] RET assume_abort_if_not(var_1_33 <= 126) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=-126, var_1_34=-4, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L174] var_1_34 = __VERIFIER_nondet_char() [L175] CALL assume_abort_if_not(var_1_34 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L175] RET assume_abort_if_not(var_1_34 >= -63) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L176] CALL assume_abort_if_not(var_1_34 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L176] RET assume_abort_if_not(var_1_34 <= 63) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=64, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L177] var_1_43 = __VERIFIER_nondet_uchar() [L178] CALL assume_abort_if_not(var_1_43 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L178] RET assume_abort_if_not(var_1_43 >= 0) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L179] CALL assume_abort_if_not(var_1_43 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=254, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=254, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L179] RET assume_abort_if_not(var_1_43 <= 254) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=254, var_1_44=1, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L180] var_1_44 = __VERIFIER_nondet_uchar() [L181] CALL assume_abort_if_not(var_1_44 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=254, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=254, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L181] RET assume_abort_if_not(var_1_44 >= 0) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=254, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L182] CALL assume_abort_if_not(var_1_44 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=254, var_1_44=253, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=254, var_1_44=253, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L182] RET assume_abort_if_not(var_1_44 <= 254) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=641/5, var_1_28=-100000, var_1_30=-25, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=254, var_1_44=253, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L199] RET updateVariables() [L200] CALL step() [L63] var_1_26 = var_1_18 [L64] var_1_28 = var_1_6 VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_18=2, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=2, var_1_28=25, var_1_30=-25, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=254, var_1_44=253, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L65] COND FALSE !(var_1_20 <= var_1_18) [L70] var_1_30 = (50 + var_1_34) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_18=2, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=2, var_1_28=25, var_1_30=113, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=254, var_1_44=253, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L72] COND FALSE !(! var_1_22) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_18=2, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=2, var_1_28=25, var_1_30=113, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=254, var_1_44=253, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L79] COND TRUE 32u >= (((((var_1_6) > (var_1_11)) ? (var_1_6) : (var_1_11))) % 16u) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_18=2, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=2, var_1_28=25, var_1_30=113, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=31/4, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=254, var_1_44=253, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L80] COND FALSE !((-5 > var_1_25) && (var_1_6 <= ((((var_1_34) > (var_1_12)) ? (var_1_34) : (var_1_12))))) [L83] var_1_39 = ((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18))) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_18=2, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=2, var_1_28=25, var_1_30=113, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=3, var_1_3=1, var_1_41=1276/5, var_1_42=25, var_1_43=254, var_1_44=253, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L90] var_1_41 = ((((((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19)))) < (var_1_20)) ? (((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19)))) : (var_1_20))) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_18=2, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=2, var_1_28=25, var_1_30=113, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=3, var_1_3=1, var_1_41=4, var_1_42=25, var_1_43=254, var_1_44=253, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L91] EXPR var_1_11 | var_1_6 VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_18=2, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=2, var_1_28=25, var_1_30=113, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=3, var_1_3=1, var_1_41=4, var_1_42=25, var_1_43=254, var_1_44=253, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L91] COND TRUE var_1_33 < (var_1_11 | var_1_6) [L92] var_1_42 = ((((var_1_43) < (var_1_44)) ? (var_1_43) : (var_1_44))) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_18=2, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=2, var_1_28=25, var_1_30=113, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=3, var_1_3=1, var_1_41=4, var_1_42=253, var_1_43=254, var_1_44=253, var_1_45=511/2, var_1_46=211/20, var_1_4=0, var_1_5=1, var_1_6=25] [L94] var_1_45 = 2.71f [L95] var_1_46 = var_1_17 VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_17=5, var_1_18=2, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=2, var_1_28=25, var_1_30=113, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=3, var_1_3=1, var_1_41=4, var_1_42=253, var_1_43=254, var_1_44=253, var_1_45=271/100, var_1_46=5, var_1_4=0, var_1_5=1, var_1_6=25] [L96] COND FALSE !(\read(last_1_var_1_21)) [L99] var_1_1 = (var_1_3 && var_1_5) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_17=5, var_1_18=2, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32511, var_1_25=32766, var_1_26=2, var_1_28=25, var_1_30=113, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=3, var_1_3=1, var_1_41=4, var_1_42=253, var_1_43=254, var_1_44=253, var_1_45=271/100, var_1_46=5, var_1_4=0, var_1_5=1, var_1_6=25] [L101] COND TRUE var_1_18 > var_1_9 [L102] var_1_23 = (((((var_1_24 - var_1_25)) > (last_1_var_1_13)) ? ((var_1_24 - var_1_25)) : (last_1_var_1_13))) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_17=5, var_1_18=2, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-255, var_1_24=32511, var_1_25=32766, var_1_26=2, var_1_28=25, var_1_30=113, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=3, var_1_3=1, var_1_41=4, var_1_42=253, var_1_43=254, var_1_44=253, var_1_45=271/100, var_1_46=5, var_1_4=0, var_1_5=1, var_1_6=25] [L106] signed long int stepLocal_0 = last_1_var_1_12; VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, stepLocal_0=2, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_17=5, var_1_18=2, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-255, var_1_24=32511, var_1_25=32766, var_1_26=2, var_1_28=25, var_1_30=113, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=3, var_1_3=1, var_1_41=4, var_1_42=253, var_1_43=254, var_1_44=253, var_1_45=271/100, var_1_46=5, var_1_4=0, var_1_5=1, var_1_6=25] [L107] COND TRUE last_1_var_1_12 >= stepLocal_0 VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, stepLocal_0=2, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_17=5, var_1_18=2, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-255, var_1_24=32511, var_1_25=32766, var_1_26=2, var_1_28=25, var_1_30=113, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=3, var_1_3=1, var_1_41=4, var_1_42=253, var_1_43=254, var_1_44=253, var_1_45=271/100, var_1_46=5, var_1_4=0, var_1_5=1, var_1_6=25] [L108] COND TRUE (var_1_9 - 1.00000000000025E12) >= last_1_var_1_14 [L109] var_1_6 = 200 VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, stepLocal_0=2, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_17=5, var_1_18=2, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-255, var_1_24=32511, var_1_25=32766, var_1_26=2, var_1_28=25, var_1_30=113, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=3, var_1_3=1, var_1_41=4, var_1_42=253, var_1_43=254, var_1_44=253, var_1_45=271/100, var_1_46=5, var_1_4=0, var_1_5=1, var_1_6=200] [L116] unsigned short int stepLocal_1 = var_1_6; VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, stepLocal_0=2, stepLocal_1=200, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_17=5, var_1_18=2, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-255, var_1_24=32511, var_1_25=32766, var_1_26=2, var_1_28=25, var_1_30=113, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=3, var_1_3=1, var_1_41=4, var_1_42=253, var_1_43=254, var_1_44=253, var_1_45=271/100, var_1_46=5, var_1_4=0, var_1_5=1, var_1_6=200] [L117] COND FALSE !(var_1_11 > stepLocal_1) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, stepLocal_0=2, stepLocal_1=200, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_17=5, var_1_18=2, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-255, var_1_24=32511, var_1_25=32766, var_1_26=2, var_1_28=25, var_1_30=113, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=3, var_1_3=1, var_1_41=4, var_1_42=253, var_1_43=254, var_1_44=253, var_1_45=271/100, var_1_46=5, var_1_4=0, var_1_5=1, var_1_6=200] [L120] EXPR var_1_11 >> var_1_6 VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, stepLocal_0=2, stepLocal_1=200, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_17=5, var_1_18=2, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-255, var_1_24=32511, var_1_25=32766, var_1_26=2, var_1_28=25, var_1_30=113, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=3, var_1_3=1, var_1_41=4, var_1_42=253, var_1_43=254, var_1_44=253, var_1_45=271/100, var_1_46=5, var_1_4=0, var_1_5=1, var_1_6=200] [L120] COND TRUE (var_1_12 + var_1_23) < ((var_1_11 >> var_1_6) * var_1_12) [L121] var_1_14 = var_1_15 VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, stepLocal_0=2, stepLocal_1=200, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=6, var_1_15=6, var_1_16=164/5, var_1_17=5, var_1_18=2, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-255, var_1_24=32511, var_1_25=32766, var_1_26=2, var_1_28=25, var_1_30=113, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=3, var_1_3=1, var_1_41=4, var_1_42=253, var_1_43=254, var_1_44=253, var_1_45=271/100, var_1_46=5, var_1_4=0, var_1_5=1, var_1_6=200] [L125] var_1_16 = (((((var_1_17 + var_1_18) + ((((var_1_19) < (var_1_20)) ? (var_1_19) : (var_1_20)))) < 0 ) ? -((var_1_17 + var_1_18) + ((((var_1_19) < (var_1_20)) ? (var_1_19) : (var_1_20)))) : ((var_1_17 + var_1_18) + ((((var_1_19) < (var_1_20)) ? (var_1_19) : (var_1_20)))))) [L126] unsigned short int stepLocal_3 = var_1_11; VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, stepLocal_0=2, stepLocal_1=200, stepLocal_3=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=6, var_1_15=6, var_1_16=7, var_1_17=5, var_1_18=2, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-255, var_1_24=32511, var_1_25=32766, var_1_26=2, var_1_28=25, var_1_30=113, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=3, var_1_3=1, var_1_41=4, var_1_42=253, var_1_43=254, var_1_44=253, var_1_45=271/100, var_1_46=5, var_1_4=0, var_1_5=1, var_1_6=200] [L127] COND FALSE !(stepLocal_3 == var_1_6) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, stepLocal_0=2, stepLocal_1=200, stepLocal_3=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=6, var_1_15=6, var_1_16=7, var_1_17=5, var_1_18=2, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-255, var_1_24=32511, var_1_25=32766, var_1_26=2, var_1_28=25, var_1_30=113, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=3, var_1_3=1, var_1_41=4, var_1_42=253, var_1_43=254, var_1_44=253, var_1_45=271/100, var_1_46=5, var_1_4=0, var_1_5=1, var_1_6=200] [L130] unsigned short int stepLocal_2 = var_1_6; VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, stepLocal_0=2, stepLocal_1=200, stepLocal_2=200, stepLocal_3=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=6, var_1_15=6, var_1_16=7, var_1_17=5, var_1_18=2, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-255, var_1_24=32511, var_1_25=32766, var_1_26=2, var_1_28=25, var_1_30=113, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=3, var_1_3=1, var_1_41=4, var_1_42=253, var_1_43=254, var_1_44=253, var_1_45=271/100, var_1_46=5, var_1_4=0, var_1_5=1, var_1_6=200] [L131] COND FALSE !(stepLocal_2 == var_1_12) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, stepLocal_0=2, stepLocal_1=200, stepLocal_2=200, stepLocal_3=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=6, var_1_15=6, var_1_16=7, var_1_17=5, var_1_18=2, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-255, var_1_24=32511, var_1_25=32766, var_1_26=2, var_1_28=25, var_1_30=113, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=3, var_1_3=1, var_1_41=4, var_1_42=253, var_1_43=254, var_1_44=253, var_1_45=271/100, var_1_46=5, var_1_4=0, var_1_5=1, var_1_6=200] [L200] RET step() [L201] CALL, EXPR property() [L191] EXPR ((((last_1_var_1_21 ? (var_1_1 == ((unsigned char) ((! var_1_3) || var_1_4))) : (var_1_1 == ((unsigned char) (var_1_3 && var_1_5)))) && ((last_1_var_1_12 >= last_1_var_1_12) ? (((var_1_9 - 1.00000000000025E12) >= last_1_var_1_14) ? (var_1_6 == ((unsigned short int) 200)) : (var_1_6 == ((unsigned short int) var_1_11))) : (var_1_6 == ((unsigned short int) var_1_11)))) && ((var_1_11 > var_1_6) ? (var_1_12 == ((signed short int) 32)) : 1)) && ((var_1_6 == var_1_12) ? ((! var_1_3) ? (var_1_13 == ((signed long int) ((last_1_var_1_13 + var_1_6) + (var_1_11 - var_1_23)))) : 1) : 1)) && (((var_1_12 + var_1_23) < ((var_1_11 >> var_1_6) * var_1_12)) ? (var_1_14 == ((double) var_1_15)) : (var_1_14 == ((double) var_1_15))) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=6, var_1_15=6, var_1_16=7, var_1_17=5, var_1_18=2, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-255, var_1_24=32511, var_1_25=32766, var_1_26=2, var_1_28=25, var_1_30=113, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=3, var_1_3=1, var_1_41=4, var_1_42=253, var_1_43=254, var_1_44=253, var_1_45=271/100, var_1_46=5, var_1_4=0, var_1_5=1, var_1_6=200] [L191-L192] return (((((((last_1_var_1_21 ? (var_1_1 == ((unsigned char) ((! var_1_3) || var_1_4))) : (var_1_1 == ((unsigned char) (var_1_3 && var_1_5)))) && ((last_1_var_1_12 >= last_1_var_1_12) ? (((var_1_9 - 1.00000000000025E12) >= last_1_var_1_14) ? (var_1_6 == ((unsigned short int) 200)) : (var_1_6 == ((unsigned short int) var_1_11))) : (var_1_6 == ((unsigned short int) var_1_11)))) && ((var_1_11 > var_1_6) ? (var_1_12 == ((signed short int) 32)) : 1)) && ((var_1_6 == var_1_12) ? ((! var_1_3) ? (var_1_13 == ((signed long int) ((last_1_var_1_13 + var_1_6) + (var_1_11 - var_1_23)))) : 1) : 1)) && (((var_1_12 + var_1_23) < ((var_1_11 >> var_1_6) * var_1_12)) ? (var_1_14 == ((double) var_1_15)) : (var_1_14 == ((double) var_1_15)))) && (var_1_16 == ((float) (((((var_1_17 + var_1_18) + ((((var_1_19) < (var_1_20)) ? (var_1_19) : (var_1_20)))) < 0 ) ? -((var_1_17 + var_1_18) + ((((var_1_19) < (var_1_20)) ? (var_1_19) : (var_1_20)))) : ((var_1_17 + var_1_18) + ((((var_1_19) < (var_1_20)) ? (var_1_19) : (var_1_20))))))))) && ((var_1_11 == var_1_6) ? (var_1_21 == ((unsigned char) ((var_1_5 || var_1_3) && (var_1_1 || var_1_22)))) : 1)) && ((var_1_18 > var_1_9) ? (var_1_23 == ((signed short int) (((((var_1_24 - var_1_25)) > (last_1_var_1_13)) ? ((var_1_24 - var_1_25)) : (last_1_var_1_13))))) : (var_1_23 == ((signed short int) (last_1_var_1_13 + 1)))) ; [L201] RET, EXPR property() [L201] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=6, var_1_15=6, var_1_16=7, var_1_17=5, var_1_18=2, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-255, var_1_24=32511, var_1_25=32766, var_1_26=2, var_1_28=25, var_1_30=113, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=3, var_1_3=1, var_1_41=4, var_1_42=253, var_1_43=254, var_1_44=253, var_1_45=271/100, var_1_46=5, var_1_4=0, var_1_5=1, var_1_6=200] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=0, var_1_12=2, var_1_13=-256, var_1_14=6, var_1_15=6, var_1_16=7, var_1_17=5, var_1_18=2, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-255, var_1_24=32511, var_1_25=32766, var_1_26=2, var_1_28=25, var_1_30=113, var_1_33=-126, var_1_34=63, var_1_35=1, var_1_39=3, var_1_3=1, var_1_41=4, var_1_42=253, var_1_43=254, var_1_44=253, var_1_45=271/100, var_1_46=5, var_1_4=0, var_1_5=1, var_1_6=200] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 90 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 11.1s, OverallIterations: 10, TraceHistogramMax: 28, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 3.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2360 SdHoareTripleChecker+Valid, 2.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2315 mSDsluCounter, 3647 SdHoareTripleChecker+Invalid, 2.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2247 mSDsCounter, 653 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2204 IncrementalHoareTripleChecker+Invalid, 2857 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 653 mSolverCounterUnsat, 1400 mSDtfsCounter, 2204 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2063 GetRequests, 1993 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 543 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=996occurred in iteration=8, InterpolantAutomatonStates: 76, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 9 MinimizatonAttempts, 925 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 2032 NumberOfCodeBlocks, 2032 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 2022 ConstructedInterpolants, 0 QuantifiedInterpolants, 4552 SizeOfPredicates, 12 NumberOfNonLiveVariables, 4058 ConjunctsInSsa, 53 ConjunctsInUnsatCore, 11 InterpolantComputations, 7 PerfectInterpolantSequences, 16464/16632 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-29 00:57:01,543 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-35.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 19520942352997fcf297d8ad079cb9fafb5c7d1c5c429124759a57b39998961b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 00:57:03,575 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 00:57:03,648 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-29 00:57:03,653 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 00:57:03,654 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 00:57:03,681 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 00:57:03,681 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 00:57:03,682 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 00:57:03,682 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 00:57:03,683 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 00:57:03,684 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 00:57:03,684 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 00:57:03,685 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 00:57:03,685 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 00:57:03,686 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 00:57:03,687 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 00:57:03,687 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 00:57:03,688 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 00:57:03,688 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 00:57:03,689 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 00:57:03,689 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 00:57:03,690 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 00:57:03,690 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 00:57:03,691 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-29 00:57:03,691 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-29 00:57:03,691 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-29 00:57:03,692 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 00:57:03,692 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 00:57:03,692 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 00:57:03,693 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 00:57:03,693 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 00:57:03,694 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 00:57:03,694 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 00:57:03,694 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 00:57:03,695 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 00:57:03,695 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 00:57:03,695 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 00:57:03,695 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-29 00:57:03,696 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-29 00:57:03,696 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 00:57:03,696 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 00:57:03,696 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 00:57:03,696 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 00:57:03,697 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 00:57:03,697 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-29 00:57:03,697 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_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19520942352997fcf297d8ad079cb9fafb5c7d1c5c429124759a57b39998961b [2023-11-29 00:57:03,978 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 00:57:03,998 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 00:57:04,001 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 00:57:04,002 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 00:57:04,002 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 00:57:04,004 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-35.i [2023-11-29 00:57:06,763 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 00:57:06,951 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 00:57:06,952 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-35.i [2023-11-29 00:57:06,962 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/data/288878393/84a885337dd8435bbc8f42ae9b4af052/FLAG0b7e3ebd4 [2023-11-29 00:57:06,975 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/data/288878393/84a885337dd8435bbc8f42ae9b4af052 [2023-11-29 00:57:06,978 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 00:57:06,979 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 00:57:06,980 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 00:57:06,980 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 00:57:06,985 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 00:57:06,985 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 12:57:06" (1/1) ... [2023-11-29 00:57:06,986 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20827801 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:57:06, skipping insertion in model container [2023-11-29 00:57:06,987 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 12:57:06" (1/1) ... [2023-11-29 00:57:07,019 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 00:57:07,161 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_0f71876a-450c-47bb-98cf-527dd145ad1d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-35.i[919,932] [2023-11-29 00:57:07,227 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 00:57:07,244 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 00:57:07,257 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_0f71876a-450c-47bb-98cf-527dd145ad1d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-35.i[919,932] [2023-11-29 00:57:07,293 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 00:57:07,313 INFO L206 MainTranslator]: Completed translation [2023-11-29 00:57:07,313 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:57:07 WrapperNode [2023-11-29 00:57:07,313 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 00:57:07,314 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 00:57:07,315 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 00:57:07,315 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 00:57:07,322 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:57:07" (1/1) ... [2023-11-29 00:57:07,337 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:57:07" (1/1) ... [2023-11-29 00:57:07,367 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 202 [2023-11-29 00:57:07,368 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 00:57:07,369 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 00:57:07,369 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 00:57:07,369 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 00:57:07,380 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:57:07" (1/1) ... [2023-11-29 00:57:07,381 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:57:07" (1/1) ... [2023-11-29 00:57:07,386 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:57:07" (1/1) ... [2023-11-29 00:57:07,401 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-11-29 00:57:07,402 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:57:07" (1/1) ... [2023-11-29 00:57:07,402 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:57:07" (1/1) ... [2023-11-29 00:57:07,414 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:57:07" (1/1) ... [2023-11-29 00:57:07,418 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:57:07" (1/1) ... [2023-11-29 00:57:07,421 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:57:07" (1/1) ... [2023-11-29 00:57:07,424 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:57:07" (1/1) ... [2023-11-29 00:57:07,429 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 00:57:07,430 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 00:57:07,430 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 00:57:07,430 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 00:57:07,431 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:57:07" (1/1) ... [2023-11-29 00:57:07,437 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 00:57:07,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:57:07,460 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 00:57:07,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 00:57:07,498 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 00:57:07,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-29 00:57:07,499 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 00:57:07,499 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 00:57:07,499 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 00:57:07,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 00:57:07,594 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 00:57:07,596 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 00:57:10,025 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 00:57:10,071 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 00:57:10,071 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 00:57:10,072 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 12:57:10 BoogieIcfgContainer [2023-11-29 00:57:10,072 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 00:57:10,075 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 00:57:10,075 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 00:57:10,078 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 00:57:10,078 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 12:57:06" (1/3) ... [2023-11-29 00:57:10,079 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e010d2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 12:57:10, skipping insertion in model container [2023-11-29 00:57:10,079 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:57:07" (2/3) ... [2023-11-29 00:57:10,080 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e010d2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 12:57:10, skipping insertion in model container [2023-11-29 00:57:10,080 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 12:57:10" (3/3) ... [2023-11-29 00:57:10,081 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-35.i [2023-11-29 00:57:10,100 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 00:57:10,100 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 00:57:10,150 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 00:57:10,165 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6136dee2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 00:57:10,166 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 00:57:10,170 INFO L276 IsEmpty]: Start isEmpty. Operand has 81 states, 50 states have (on average 1.44) internal successors, (72), 51 states have internal predecessors, (72), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-29 00:57:10,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2023-11-29 00:57:10,188 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:57:10,189 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:57:10,189 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:57:10,195 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:57:10,195 INFO L85 PathProgramCache]: Analyzing trace with hash 1163003153, now seen corresponding path program 1 times [2023-11-29 00:57:10,220 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 00:57:10,221 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1038808275] [2023-11-29 00:57:10,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:57:10,222 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 00:57:10,222 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 00:57:10,227 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 00:57:10,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-29 00:57:10,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:57:10,736 INFO L262 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 00:57:10,747 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:57:10,793 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 734 proven. 0 refuted. 0 times theorem prover too weak. 778 trivial. 0 not checked. [2023-11-29 00:57:10,794 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 00:57:10,794 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 00:57:10,795 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1038808275] [2023-11-29 00:57:10,805 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1038808275] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:57:10,805 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:57:10,806 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 00:57:10,807 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1782707468] [2023-11-29 00:57:10,808 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:57:10,813 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 00:57:10,814 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 00:57:10,850 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 00:57:10,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 00:57:10,854 INFO L87 Difference]: Start difference. First operand has 81 states, 50 states have (on average 1.44) internal successors, (72), 51 states have internal predecessors, (72), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-29 00:57:12,726 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.80s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:57:12,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:57:12,727 INFO L93 Difference]: Finished difference Result 158 states and 280 transitions. [2023-11-29 00:57:12,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 00:57:12,745 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 180 [2023-11-29 00:57:12,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:57:12,751 INFO L225 Difference]: With dead ends: 158 [2023-11-29 00:57:12,751 INFO L226 Difference]: Without dead ends: 78 [2023-11-29 00:57:12,754 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 179 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 00:57:12,757 INFO L413 NwaCegarLoop]: 117 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 117 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2023-11-29 00:57:12,757 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 117 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2023-11-29 00:57:12,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2023-11-29 00:57:12,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2023-11-29 00:57:12,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 48 states have (on average 1.3333333333333333) internal successors, (64), 48 states have internal predecessors, (64), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-29 00:57:12,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 120 transitions. [2023-11-29 00:57:12,798 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 120 transitions. Word has length 180 [2023-11-29 00:57:12,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:57:12,798 INFO L495 AbstractCegarLoop]: Abstraction has 78 states and 120 transitions. [2023-11-29 00:57:12,799 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-29 00:57:12,799 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 120 transitions. [2023-11-29 00:57:12,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2023-11-29 00:57:12,802 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:57:12,803 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:57:12,813 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-29 00:57:13,003 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 00:57:13,004 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:57:13,004 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:57:13,005 INFO L85 PathProgramCache]: Analyzing trace with hash -1719783159, now seen corresponding path program 1 times [2023-11-29 00:57:13,005 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 00:57:13,006 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1721076375] [2023-11-29 00:57:13,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:57:13,006 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 00:57:13,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 00:57:13,008 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 00:57:13,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-29 00:57:13,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:57:13,440 INFO L262 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 00:57:13,448 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:57:13,705 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 711 proven. 27 refuted. 0 times theorem prover too weak. 774 trivial. 0 not checked. [2023-11-29 00:57:13,705 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 00:57:14,030 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 54 proven. 27 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2023-11-29 00:57:14,030 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 00:57:14,030 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1721076375] [2023-11-29 00:57:14,031 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1721076375] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 00:57:14,031 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 00:57:14,031 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2023-11-29 00:57:14,032 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1272513416] [2023-11-29 00:57:14,032 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 00:57:14,034 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 00:57:14,034 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 00:57:14,035 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 00:57:14,036 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-29 00:57:14,036 INFO L87 Difference]: Start difference. First operand 78 states and 120 transitions. Second operand has 8 states, 8 states have (on average 7.625) internal successors, (61), 8 states have internal predecessors, (61), 3 states have call successors, (37), 2 states have call predecessors, (37), 4 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) [2023-11-29 00:57:16,159 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:57:16,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:57:16,227 INFO L93 Difference]: Finished difference Result 161 states and 244 transitions. [2023-11-29 00:57:16,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 00:57:16,245 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.625) internal successors, (61), 8 states have internal predecessors, (61), 3 states have call successors, (37), 2 states have call predecessors, (37), 4 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) Word has length 180 [2023-11-29 00:57:16,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:57:16,247 INFO L225 Difference]: With dead ends: 161 [2023-11-29 00:57:16,247 INFO L226 Difference]: Without dead ends: 84 [2023-11-29 00:57:16,248 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 362 GetRequests, 352 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=79, Unknown=0, NotChecked=0, Total=132 [2023-11-29 00:57:16,249 INFO L413 NwaCegarLoop]: 81 mSDtfsCounter, 123 mSDsluCounter, 104 mSDsCounter, 0 mSdLazyCounter, 171 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 141 SdHoareTripleChecker+Valid, 185 SdHoareTripleChecker+Invalid, 213 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 171 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2023-11-29 00:57:16,249 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [141 Valid, 185 Invalid, 213 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 171 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2023-11-29 00:57:16,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2023-11-29 00:57:16,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 82. [2023-11-29 00:57:16,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 51 states have (on average 1.2941176470588236) internal successors, (66), 51 states have internal predecessors, (66), 28 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-29 00:57:16,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 122 transitions. [2023-11-29 00:57:16,264 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 122 transitions. Word has length 180 [2023-11-29 00:57:16,265 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:57:16,266 INFO L495 AbstractCegarLoop]: Abstraction has 82 states and 122 transitions. [2023-11-29 00:57:16,266 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.625) internal successors, (61), 8 states have internal predecessors, (61), 3 states have call successors, (37), 2 states have call predecessors, (37), 4 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) [2023-11-29 00:57:16,266 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 122 transitions. [2023-11-29 00:57:16,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2023-11-29 00:57:16,270 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:57:16,271 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:57:16,282 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2023-11-29 00:57:16,474 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 00:57:16,475 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:57:16,475 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:57:16,475 INFO L85 PathProgramCache]: Analyzing trace with hash 581039431, now seen corresponding path program 1 times [2023-11-29 00:57:16,476 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 00:57:16,476 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1015366015] [2023-11-29 00:57:16,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:57:16,476 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 00:57:16,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 00:57:16,477 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 00:57:16,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-29 00:57:16,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:57:16,914 INFO L262 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 00:57:16,920 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:57:17,348 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-29 00:57:17,348 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 00:57:17,349 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 00:57:17,349 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1015366015] [2023-11-29 00:57:17,349 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1015366015] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:57:17,350 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:57:17,350 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 00:57:17,350 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1916855517] [2023-11-29 00:57:17,350 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:57:17,351 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 00:57:17,351 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 00:57:17,352 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 00:57:17,353 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 00:57:17,353 INFO L87 Difference]: Start difference. First operand 82 states and 122 transitions. Second operand has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-29 00:57:18,615 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:57:19,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:57:19,690 INFO L93 Difference]: Finished difference Result 262 states and 390 transitions. [2023-11-29 00:57:19,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 00:57:19,707 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 180 [2023-11-29 00:57:19,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:57:19,709 INFO L225 Difference]: With dead ends: 262 [2023-11-29 00:57:19,709 INFO L226 Difference]: Without dead ends: 181 [2023-11-29 00:57:19,710 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 180 GetRequests, 177 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 00:57:19,711 INFO L413 NwaCegarLoop]: 124 mSDtfsCounter, 108 mSDsluCounter, 243 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 58 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 108 SdHoareTripleChecker+Valid, 367 SdHoareTripleChecker+Invalid, 69 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 58 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2023-11-29 00:57:19,712 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [108 Valid, 367 Invalid, 69 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [58 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2023-11-29 00:57:19,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 181 states. [2023-11-29 00:57:19,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 181 to 161. [2023-11-29 00:57:19,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 161 states, 100 states have (on average 1.29) internal successors, (129), 100 states have internal predecessors, (129), 56 states have call successors, (56), 4 states have call predecessors, (56), 4 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2023-11-29 00:57:19,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 241 transitions. [2023-11-29 00:57:19,749 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 241 transitions. Word has length 180 [2023-11-29 00:57:19,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:57:19,750 INFO L495 AbstractCegarLoop]: Abstraction has 161 states and 241 transitions. [2023-11-29 00:57:19,751 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-29 00:57:19,751 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 241 transitions. [2023-11-29 00:57:19,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2023-11-29 00:57:19,755 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:57:19,755 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:57:19,767 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2023-11-29 00:57:19,958 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 00:57:19,959 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:57:19,959 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:57:19,959 INFO L85 PathProgramCache]: Analyzing trace with hash -430077819, now seen corresponding path program 1 times [2023-11-29 00:57:19,960 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 00:57:19,960 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1290197029] [2023-11-29 00:57:19,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:57:19,960 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 00:57:19,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 00:57:19,961 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 00:57:19,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-29 00:57:20,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:57:20,386 INFO L262 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 00:57:20,392 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:57:20,854 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-29 00:57:20,854 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 00:57:20,854 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 00:57:20,854 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1290197029] [2023-11-29 00:57:20,854 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1290197029] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:57:20,855 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:57:20,855 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 00:57:20,855 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [643755595] [2023-11-29 00:57:20,855 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:57:20,856 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 00:57:20,856 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 00:57:20,857 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 00:57:20,857 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-29 00:57:20,857 INFO L87 Difference]: Start difference. First operand 161 states and 241 transitions. Second operand has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-29 00:57:24,915 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:57:24,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:57:24,916 INFO L93 Difference]: Finished difference Result 503 states and 752 transitions. [2023-11-29 00:57:24,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 00:57:24,933 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 180 [2023-11-29 00:57:24,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:57:24,938 INFO L225 Difference]: With dead ends: 503 [2023-11-29 00:57:24,938 INFO L226 Difference]: Without dead ends: 343 [2023-11-29 00:57:24,940 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2023-11-29 00:57:24,941 INFO L413 NwaCegarLoop]: 124 mSDtfsCounter, 106 mSDsluCounter, 267 mSDsCounter, 0 mSdLazyCounter, 86 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 106 SdHoareTripleChecker+Valid, 391 SdHoareTripleChecker+Invalid, 143 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 86 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2023-11-29 00:57:24,942 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [106 Valid, 391 Invalid, 143 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 86 Invalid, 0 Unknown, 0 Unchecked, 4.0s Time] [2023-11-29 00:57:24,943 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 343 states. [2023-11-29 00:57:24,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 343 to 319. [2023-11-29 00:57:24,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 319 states, 198 states have (on average 1.2828282828282829) internal successors, (254), 198 states have internal predecessors, (254), 112 states have call successors, (112), 8 states have call predecessors, (112), 8 states have return successors, (112), 112 states have call predecessors, (112), 112 states have call successors, (112) [2023-11-29 00:57:25,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 319 states and 478 transitions. [2023-11-29 00:57:25,001 INFO L78 Accepts]: Start accepts. Automaton has 319 states and 478 transitions. Word has length 180 [2023-11-29 00:57:25,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:57:25,009 INFO L495 AbstractCegarLoop]: Abstraction has 319 states and 478 transitions. [2023-11-29 00:57:25,009 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-29 00:57:25,009 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 478 transitions. [2023-11-29 00:57:25,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-29 00:57:25,012 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:57:25,012 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:57:25,021 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2023-11-29 00:57:25,214 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 00:57:25,215 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:57:25,215 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:57:25,215 INFO L85 PathProgramCache]: Analyzing trace with hash -113234026, now seen corresponding path program 1 times [2023-11-29 00:57:25,216 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 00:57:25,216 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1918879730] [2023-11-29 00:57:25,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:57:25,216 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 00:57:25,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 00:57:25,218 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 00:57:25,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-11-29 00:57:25,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:57:25,639 INFO L262 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 00:57:25,644 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:57:25,730 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-29 00:57:25,731 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 00:57:25,731 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 00:57:25,731 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1918879730] [2023-11-29 00:57:25,731 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1918879730] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:57:25,731 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:57:25,732 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 00:57:25,732 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1539268544] [2023-11-29 00:57:25,732 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:57:25,733 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 00:57:25,733 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 00:57:25,734 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 00:57:25,734 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2023-11-29 00:57:25,734 INFO L87 Difference]: Start difference. First operand 319 states and 478 transitions. Second operand has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 6 states have internal predecessors, (44), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-29 00:57:28,491 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.58s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:57:30,098 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.54s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:57:31,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:57:31,900 INFO L93 Difference]: Finished difference Result 1007 states and 1505 transitions. [2023-11-29 00:57:31,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 00:57:31,909 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 6 states have internal predecessors, (44), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 181 [2023-11-29 00:57:31,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:57:31,916 INFO L225 Difference]: With dead ends: 1007 [2023-11-29 00:57:31,916 INFO L226 Difference]: Without dead ends: 689 [2023-11-29 00:57:31,917 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2023-11-29 00:57:31,919 INFO L413 NwaCegarLoop]: 194 mSDtfsCounter, 163 mSDsluCounter, 466 mSDsCounter, 0 mSdLazyCounter, 323 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 163 SdHoareTripleChecker+Valid, 660 SdHoareTripleChecker+Invalid, 324 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 323 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.0s IncrementalHoareTripleChecker+Time [2023-11-29 00:57:31,919 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [163 Valid, 660 Invalid, 324 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 323 Invalid, 0 Unknown, 0 Unchecked, 6.0s Time] [2023-11-29 00:57:31,921 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 689 states. [2023-11-29 00:57:32,014 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 689 to 659. [2023-11-29 00:57:32,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 659 states, 402 states have (on average 1.2587064676616915) internal successors, (506), 404 states have internal predecessors, (506), 238 states have call successors, (238), 18 states have call predecessors, (238), 18 states have return successors, (238), 236 states have call predecessors, (238), 238 states have call successors, (238) [2023-11-29 00:57:32,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 659 states and 982 transitions. [2023-11-29 00:57:32,023 INFO L78 Accepts]: Start accepts. Automaton has 659 states and 982 transitions. Word has length 181 [2023-11-29 00:57:32,023 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:57:32,023 INFO L495 AbstractCegarLoop]: Abstraction has 659 states and 982 transitions. [2023-11-29 00:57:32,024 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 6 states have internal predecessors, (44), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-29 00:57:32,024 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 982 transitions. [2023-11-29 00:57:32,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-29 00:57:32,026 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:57:32,027 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:57:32,038 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0 [2023-11-29 00:57:32,227 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 00:57:32,227 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:57:32,228 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:57:32,228 INFO L85 PathProgramCache]: Analyzing trace with hash -55975724, now seen corresponding path program 1 times [2023-11-29 00:57:32,228 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 00:57:32,228 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1649800088] [2023-11-29 00:57:32,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:57:32,229 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 00:57:32,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 00:57:32,229 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 00:57:32,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f71876a-450c-47bb-98cf-527dd145ad1d/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2023-11-29 00:57:32,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:57:32,761 INFO L262 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 36 conjunts are in the unsatisfiable core [2023-11-29 00:57:32,767 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:59:08,715 WARN L293 SmtUtils]: Spent 6.82s on a formula simplification that was a NOOP. DAG size: 107 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 01:00:01,103 WARN L293 SmtUtils]: Spent 7.79s on a formula simplification that was a NOOP. DAG size: 110 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 01:00:40,054 WARN L293 SmtUtils]: Spent 8.16s on a formula simplification that was a NOOP. DAG size: 112 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 01:01:42,584 WARN L293 SmtUtils]: Spent 5.50s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:01:49,668 WARN L293 SmtUtils]: Spent 7.08s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:01:57,775 WARN L293 SmtUtils]: Spent 8.11s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:02:19,834 WARN L293 SmtUtils]: Spent 5.46s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:02:42,326 WARN L293 SmtUtils]: Spent 6.69s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:02:50,458 WARN L293 SmtUtils]: Spent 8.13s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:02:56,938 WARN L293 SmtUtils]: Spent 6.48s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:03:31,234 WARN L293 SmtUtils]: Spent 5.08s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:07:29,200 WARN L293 SmtUtils]: Spent 2.42m on a formula simplification that was a NOOP. DAG size: 150 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 01:08:30,566 WARN L293 SmtUtils]: Spent 5.25s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:08:37,635 WARN L293 SmtUtils]: Spent 7.07s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:08:46,437 WARN L293 SmtUtils]: Spent 5.85s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:08:52,962 WARN L293 SmtUtils]: Spent 6.52s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:09:01,098 WARN L293 SmtUtils]: Spent 8.14s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:09:31,433 WARN L293 SmtUtils]: Spent 7.94s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:09:54,640 WARN L293 SmtUtils]: Spent 6.22s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:10:02,788 WARN L293 SmtUtils]: Spent 8.15s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:10:08,042 WARN L293 SmtUtils]: Spent 5.25s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:11:06,124 WARN L293 SmtUtils]: Spent 5.50s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)