./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-96.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-96.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme --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 b55edfcf8f1bec3a32276e499d06b3c7a9d9d8a099643ca6d0ff5cddc940e456 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 12:00:02,751 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 12:00:02,826 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-26 12:00:02,832 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 12:00:02,833 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 12:00:02,859 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 12:00:02,860 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 12:00:02,860 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 12:00:02,861 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 12:00:02,862 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 12:00:02,862 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 12:00:02,863 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 12:00:02,864 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 12:00:02,864 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 12:00:02,865 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 12:00:02,865 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 12:00:02,866 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-26 12:00:02,866 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-26 12:00:02,867 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-26 12:00:02,867 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-26 12:00:02,868 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 12:00:02,869 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-26 12:00:02,869 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 12:00:02,870 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-26 12:00:02,871 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-26 12:00:02,871 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 12:00:02,872 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 12:00:02,872 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 12:00:02,873 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 12:00:02,874 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 12:00:02,888 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 12:00:02,889 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 12:00:02,889 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 12:00:02,890 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 12:00:02,890 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-26 12:00:02,891 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-26 12:00:02,891 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-26 12:00:02,892 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 12:00:02,892 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 12:00:02,893 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-26 12:00:02,893 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 12:00:02,893 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 12:00:02,894 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_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b55edfcf8f1bec3a32276e499d06b3c7a9d9d8a099643ca6d0ff5cddc940e456 [2023-11-26 12:00:03,208 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 12:00:03,242 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 12:00:03,245 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 12:00:03,246 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 12:00:03,248 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 12:00:03,249 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-96.i [2023-11-26 12:00:06,419 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 12:00:06,669 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 12:00:06,669 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-96.i [2023-11-26 12:00:06,682 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme/data/9411fd71a/ec0bf9195b7a4a298bf583d01036f4db/FLAGda8ff58c7 [2023-11-26 12:00:06,708 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme/data/9411fd71a/ec0bf9195b7a4a298bf583d01036f4db [2023-11-26 12:00:06,711 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 12:00:06,713 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 12:00:06,714 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 12:00:06,714 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 12:00:06,725 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 12:00:06,726 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:00:06" (1/1) ... [2023-11-26 12:00:06,727 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ba576cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:06, skipping insertion in model container [2023-11-26 12:00:06,727 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:00:06" (1/1) ... [2023-11-26 12:00:06,761 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 12:00:06,916 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_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-96.i[919,932] [2023-11-26 12:00:06,990 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 12:00:07,005 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 12:00:07,019 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_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-96.i[919,932] [2023-11-26 12:00:07,069 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 12:00:07,089 INFO L206 MainTranslator]: Completed translation [2023-11-26 12:00:07,090 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:07 WrapperNode [2023-11-26 12:00:07,090 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 12:00:07,091 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 12:00:07,091 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 12:00:07,092 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 12:00:07,100 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:07" (1/1) ... [2023-11-26 12:00:07,113 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:07" (1/1) ... [2023-11-26 12:00:07,175 INFO L138 Inliner]: procedures = 26, calls = 44, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 217 [2023-11-26 12:00:07,177 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 12:00:07,178 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 12:00:07,178 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 12:00:07,178 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 12:00:07,196 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:07" (1/1) ... [2023-11-26 12:00:07,196 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:07" (1/1) ... [2023-11-26 12:00:07,202 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:07" (1/1) ... [2023-11-26 12:00:07,232 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]. [2023-11-26 12:00:07,236 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:07" (1/1) ... [2023-11-26 12:00:07,236 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:07" (1/1) ... [2023-11-26 12:00:07,265 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:07" (1/1) ... [2023-11-26 12:00:07,269 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:07" (1/1) ... [2023-11-26 12:00:07,272 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:07" (1/1) ... [2023-11-26 12:00:07,275 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:07" (1/1) ... [2023-11-26 12:00:07,300 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 12:00:07,301 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 12:00:07,301 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 12:00:07,301 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 12:00:07,302 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:07" (1/1) ... [2023-11-26 12:00:07,311 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 12:00:07,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:00:07,342 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-26 12:00:07,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-26 12:00:07,388 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 12:00:07,388 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-26 12:00:07,389 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-26 12:00:07,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-26 12:00:07,390 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 12:00:07,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 12:00:07,538 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 12:00:07,541 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 12:00:08,010 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 12:00:08,110 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 12:00:08,117 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-26 12:00:08,118 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:00:08 BoogieIcfgContainer [2023-11-26 12:00:08,119 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 12:00:08,121 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-26 12:00:08,122 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-26 12:00:08,126 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-26 12:00:08,126 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 12:00:06" (1/3) ... [2023-11-26 12:00:08,147 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@305765b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:00:08, skipping insertion in model container [2023-11-26 12:00:08,147 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:07" (2/3) ... [2023-11-26 12:00:08,149 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@305765b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:00:08, skipping insertion in model container [2023-11-26 12:00:08,150 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:00:08" (3/3) ... [2023-11-26 12:00:08,153 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-96.i [2023-11-26 12:00:08,179 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-26 12:00:08,180 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-26 12:00:08,233 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-26 12:00:08,240 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;@7801fd9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-26 12:00:08,240 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-26 12:00:08,245 INFO L276 IsEmpty]: Start isEmpty. Operand has 87 states, 53 states have (on average 1.509433962264151) internal successors, (80), 54 states have internal predecessors, (80), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2023-11-26 12:00:08,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2023-11-26 12:00:08,265 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 12:00:08,266 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:00:08,267 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 12:00:08,271 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:00:08,272 INFO L85 PathProgramCache]: Analyzing trace with hash -554062133, now seen corresponding path program 1 times [2023-11-26 12:00:08,282 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:00:08,283 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [544621065] [2023-11-26 12:00:08,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:00:08,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:00:08,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:08,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-26 12:00:08,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:08,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-26 12:00:08,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:08,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-26 12:00:08,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:08,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-26 12:00:08,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:08,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-11-26 12:00:08,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:08,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-26 12:00:08,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:08,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-26 12:00:08,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:08,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-26 12:00:08,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:08,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-11-26 12:00:08,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:08,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-26 12:00:08,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:08,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2023-11-26 12:00:08,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:08,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-26 12:00:08,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:08,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-26 12:00:08,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:08,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2023-11-26 12:00:08,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:08,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-26 12:00:08,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:08,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2023-11-26 12:00:08,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:08,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2023-11-26 12:00:08,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:08,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-11-26 12:00:08,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:08,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-26 12:00:08,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:08,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2023-11-26 12:00:08,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:08,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2023-11-26 12:00:08,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:08,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-26 12:00:08,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:08,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2023-11-26 12:00:08,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:08,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2023-11-26 12:00:08,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:08,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2023-11-26 12:00:08,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:09,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2023-11-26 12:00:09,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:09,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2023-11-26 12:00:09,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:09,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2023-11-26 12:00:09,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:09,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2023-11-26 12:00:09,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:09,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2023-11-26 12:00:09,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:09,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2023-11-26 12:00:09,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:09,072 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2023-11-26 12:00:09,072 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:00:09,073 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [544621065] [2023-11-26 12:00:09,073 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [544621065] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:00:09,074 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 12:00:09,074 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 12:00:09,076 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1699380049] [2023-11-26 12:00:09,077 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:00:09,086 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-26 12:00:09,086 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:00:09,137 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-26 12:00:09,138 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-26 12:00:09,142 INFO L87 Difference]: Start difference. First operand has 87 states, 53 states have (on average 1.509433962264151) internal successors, (80), 54 states have internal predecessors, (80), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) Second operand has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 2 states have call successors, (31) [2023-11-26 12:00:09,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 12:00:09,247 INFO L93 Difference]: Finished difference Result 168 states and 307 transitions. [2023-11-26 12:00:09,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-26 12:00:09,251 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 2 states have call successors, (31) Word has length 192 [2023-11-26 12:00:09,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 12:00:09,265 INFO L225 Difference]: With dead ends: 168 [2023-11-26 12:00:09,266 INFO L226 Difference]: Without dead ends: 82 [2023-11-26 12:00:09,275 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-26 12:00:09,283 INFO L413 NwaCegarLoop]: 127 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, 127 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 [2023-11-26 12:00:09,285 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 127 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-26 12:00:09,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2023-11-26 12:00:09,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2023-11-26 12:00:09,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 49 states have (on average 1.3877551020408163) internal successors, (68), 49 states have internal predecessors, (68), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2023-11-26 12:00:09,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 130 transitions. [2023-11-26 12:00:09,341 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 130 transitions. Word has length 192 [2023-11-26 12:00:09,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 12:00:09,342 INFO L495 AbstractCegarLoop]: Abstraction has 82 states and 130 transitions. [2023-11-26 12:00:09,342 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 2 states have call successors, (31) [2023-11-26 12:00:09,342 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 130 transitions. [2023-11-26 12:00:09,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2023-11-26 12:00:09,348 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 12:00:09,348 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:00:09,349 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-26 12:00:09,349 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 12:00:09,350 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:00:09,350 INFO L85 PathProgramCache]: Analyzing trace with hash 691563397, now seen corresponding path program 1 times [2023-11-26 12:00:09,350 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:00:09,350 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1925730465] [2023-11-26 12:00:09,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:00:09,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:00:09,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:09,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-26 12:00:09,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:09,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-26 12:00:09,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:09,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-26 12:00:09,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:09,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-26 12:00:10,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:10,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-11-26 12:00:10,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:10,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-26 12:00:10,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:10,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-26 12:00:10,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:10,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-26 12:00:10,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:10,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-11-26 12:00:10,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:10,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-26 12:00:10,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:10,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2023-11-26 12:00:10,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:10,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-26 12:00:10,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:10,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-26 12:00:10,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:10,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2023-11-26 12:00:10,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:10,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-26 12:00:10,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:10,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2023-11-26 12:00:10,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:10,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2023-11-26 12:00:10,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:10,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-11-26 12:00:10,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:10,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-26 12:00:10,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:10,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2023-11-26 12:00:10,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:10,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2023-11-26 12:00:10,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:10,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-26 12:00:10,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:10,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2023-11-26 12:00:10,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:10,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2023-11-26 12:00:10,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:10,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2023-11-26 12:00:10,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:10,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2023-11-26 12:00:10,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:10,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2023-11-26 12:00:10,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:10,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2023-11-26 12:00:10,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:10,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2023-11-26 12:00:10,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:10,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2023-11-26 12:00:10,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:10,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2023-11-26 12:00:10,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:10,277 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2023-11-26 12:00:10,278 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:00:10,278 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1925730465] [2023-11-26 12:00:10,278 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1925730465] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:00:10,279 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 12:00:10,279 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-26 12:00:10,279 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1426686419] [2023-11-26 12:00:10,279 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:00:10,283 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-26 12:00:10,289 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:00:10,290 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-26 12:00:10,290 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-26 12:00:10,290 INFO L87 Difference]: Start difference. First operand 82 states and 130 transitions. Second operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2023-11-26 12:00:10,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 12:00:10,613 INFO L93 Difference]: Finished difference Result 245 states and 389 transitions. [2023-11-26 12:00:10,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-26 12:00:10,614 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 192 [2023-11-26 12:00:10,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 12:00:10,622 INFO L225 Difference]: With dead ends: 245 [2023-11-26 12:00:10,622 INFO L226 Difference]: Without dead ends: 164 [2023-11-26 12:00:10,623 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-26 12:00:10,624 INFO L413 NwaCegarLoop]: 126 mSDtfsCounter, 77 mSDsluCounter, 247 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 77 SdHoareTripleChecker+Valid, 373 SdHoareTripleChecker+Invalid, 109 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-26 12:00:10,625 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [77 Valid, 373 Invalid, 109 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-26 12:00:10,626 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2023-11-26 12:00:10,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 136. [2023-11-26 12:00:10,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 136 states, 71 states have (on average 1.267605633802817) internal successors, (90), 71 states have internal predecessors, (90), 62 states have call successors, (62), 2 states have call predecessors, (62), 2 states have return successors, (62), 62 states have call predecessors, (62), 62 states have call successors, (62) [2023-11-26 12:00:10,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 214 transitions. [2023-11-26 12:00:10,669 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 214 transitions. Word has length 192 [2023-11-26 12:00:10,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 12:00:10,670 INFO L495 AbstractCegarLoop]: Abstraction has 136 states and 214 transitions. [2023-11-26 12:00:10,671 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2023-11-26 12:00:10,671 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 214 transitions. [2023-11-26 12:00:10,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2023-11-26 12:00:10,675 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 12:00:10,676 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:00:10,676 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-26 12:00:10,676 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 12:00:10,676 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:00:10,677 INFO L85 PathProgramCache]: Analyzing trace with hash -1302581309, now seen corresponding path program 1 times [2023-11-26 12:00:10,677 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:00:10,677 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [4129044] [2023-11-26 12:00:10,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:00:10,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:00:10,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:11,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-26 12:00:11,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:11,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-26 12:00:11,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:11,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-26 12:00:11,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:11,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-26 12:00:11,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:11,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-11-26 12:00:11,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:11,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-26 12:00:11,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:11,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-26 12:00:11,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:11,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-26 12:00:11,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:11,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-11-26 12:00:11,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:11,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-26 12:00:11,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:11,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2023-11-26 12:00:11,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:11,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-26 12:00:11,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:11,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-26 12:00:11,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:11,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2023-11-26 12:00:11,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:11,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-26 12:00:11,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:11,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2023-11-26 12:00:11,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:11,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2023-11-26 12:00:11,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:11,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-11-26 12:00:11,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:11,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-26 12:00:11,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:11,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2023-11-26 12:00:11,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:11,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2023-11-26 12:00:11,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:11,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-26 12:00:11,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:11,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2023-11-26 12:00:11,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:11,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2023-11-26 12:00:11,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:11,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2023-11-26 12:00:11,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:11,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2023-11-26 12:00:11,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:11,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2023-11-26 12:00:11,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:11,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2023-11-26 12:00:11,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:11,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2023-11-26 12:00:11,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:11,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2023-11-26 12:00:11,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:11,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2023-11-26 12:00:11,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:11,236 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 18 proven. 72 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2023-11-26 12:00:11,236 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:00:11,237 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [4129044] [2023-11-26 12:00:11,237 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [4129044] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-26 12:00:11,238 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1637729577] [2023-11-26 12:00:11,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:00:11,238 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 12:00:11,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:00:11,243 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 12:00:11,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-26 12:00:11,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:11,426 INFO L262 TraceCheckSpWp]: Trace formula consists of 441 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-26 12:00:11,441 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 12:00:11,662 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 958 proven. 42 refuted. 0 times theorem prover too weak. 860 trivial. 0 not checked. [2023-11-26 12:00:11,662 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-26 12:00:11,881 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 48 proven. 42 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2023-11-26 12:00:11,881 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1637729577] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-26 12:00:11,881 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-26 12:00:11,881 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 9 [2023-11-26 12:00:11,882 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1975723270] [2023-11-26 12:00:11,882 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-26 12:00:11,883 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-26 12:00:11,883 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:00:11,885 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-26 12:00:11,885 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2023-11-26 12:00:11,885 INFO L87 Difference]: Start difference. First operand 136 states and 214 transitions. Second operand has 9 states, 9 states have (on average 8.666666666666666) internal successors, (78), 9 states have internal predecessors, (78), 3 states have call successors, (69), 2 states have call predecessors, (69), 4 states have return successors, (71), 3 states have call predecessors, (71), 3 states have call successors, (71) [2023-11-26 12:00:12,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 12:00:12,390 INFO L93 Difference]: Finished difference Result 237 states and 359 transitions. [2023-11-26 12:00:12,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-26 12:00:12,391 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.666666666666666) internal successors, (78), 9 states have internal predecessors, (78), 3 states have call successors, (69), 2 states have call predecessors, (69), 4 states have return successors, (71), 3 states have call predecessors, (71), 3 states have call successors, (71) Word has length 192 [2023-11-26 12:00:12,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 12:00:12,394 INFO L225 Difference]: With dead ends: 237 [2023-11-26 12:00:12,394 INFO L226 Difference]: Without dead ends: 156 [2023-11-26 12:00:12,395 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 459 GetRequests, 443 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=96, Invalid=210, Unknown=0, NotChecked=0, Total=306 [2023-11-26 12:00:12,396 INFO L413 NwaCegarLoop]: 73 mSDtfsCounter, 91 mSDsluCounter, 125 mSDsCounter, 0 mSdLazyCounter, 315 mSolverCounterSat, 71 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 92 SdHoareTripleChecker+Valid, 198 SdHoareTripleChecker+Invalid, 386 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 315 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-26 12:00:12,397 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [92 Valid, 198 Invalid, 386 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 315 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-26 12:00:12,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2023-11-26 12:00:12,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 152. [2023-11-26 12:00:12,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 152 states, 83 states have (on average 1.2048192771084338) internal successors, (100), 83 states have internal predecessors, (100), 62 states have call successors, (62), 6 states have call predecessors, (62), 6 states have return successors, (62), 62 states have call predecessors, (62), 62 states have call successors, (62) [2023-11-26 12:00:12,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 224 transitions. [2023-11-26 12:00:12,433 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 224 transitions. Word has length 192 [2023-11-26 12:00:12,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 12:00:12,434 INFO L495 AbstractCegarLoop]: Abstraction has 152 states and 224 transitions. [2023-11-26 12:00:12,435 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.666666666666666) internal successors, (78), 9 states have internal predecessors, (78), 3 states have call successors, (69), 2 states have call predecessors, (69), 4 states have return successors, (71), 3 states have call predecessors, (71), 3 states have call successors, (71) [2023-11-26 12:00:12,435 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 224 transitions. [2023-11-26 12:00:12,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2023-11-26 12:00:12,438 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 12:00:12,439 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:00:12,449 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-26 12:00:12,645 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 12:00:12,646 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 12:00:12,646 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:00:12,646 INFO L85 PathProgramCache]: Analyzing trace with hash -1245263425, now seen corresponding path program 1 times [2023-11-26 12:00:12,647 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:00:12,647 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [302574329] [2023-11-26 12:00:12,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:00:12,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:00:12,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:13,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-26 12:00:13,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:13,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-26 12:00:13,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:13,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-26 12:00:13,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:13,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-26 12:00:13,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:13,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-11-26 12:00:13,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:13,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-26 12:00:13,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:13,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-26 12:00:13,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:13,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-26 12:00:13,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:13,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-11-26 12:00:13,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:13,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-26 12:00:13,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:13,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2023-11-26 12:00:13,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:13,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-26 12:00:13,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:13,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-26 12:00:13,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:13,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2023-11-26 12:00:13,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:13,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-26 12:00:13,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:13,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2023-11-26 12:00:13,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:13,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2023-11-26 12:00:13,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:13,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-11-26 12:00:13,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:13,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-26 12:00:13,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:13,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2023-11-26 12:00:13,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:13,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2023-11-26 12:00:13,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:13,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-26 12:00:13,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:13,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2023-11-26 12:00:13,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:13,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2023-11-26 12:00:13,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:13,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2023-11-26 12:00:13,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:13,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2023-11-26 12:00:13,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:13,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2023-11-26 12:00:13,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:13,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2023-11-26 12:00:13,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:13,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2023-11-26 12:00:13,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:13,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2023-11-26 12:00:13,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:13,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2023-11-26 12:00:13,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:13,210 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 54 proven. 36 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2023-11-26 12:00:13,210 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:00:13,211 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [302574329] [2023-11-26 12:00:13,211 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [302574329] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-26 12:00:13,211 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1499797612] [2023-11-26 12:00:13,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:00:13,211 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 12:00:13,212 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:00:13,213 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 12:00:13,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-26 12:00:13,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:13,374 INFO L262 TraceCheckSpWp]: Trace formula consists of 439 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-26 12:00:13,383 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 12:00:13,932 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 1214 proven. 60 refuted. 0 times theorem prover too weak. 586 trivial. 0 not checked. [2023-11-26 12:00:13,932 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-26 12:00:14,231 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 30 proven. 60 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2023-11-26 12:00:14,231 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1499797612] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-26 12:00:14,233 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-26 12:00:14,234 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7, 7] total 14 [2023-11-26 12:00:14,234 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [351646589] [2023-11-26 12:00:14,234 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-26 12:00:14,240 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-11-26 12:00:14,240 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:00:14,242 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-11-26 12:00:14,242 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=142, Unknown=0, NotChecked=0, Total=182 [2023-11-26 12:00:14,242 INFO L87 Difference]: Start difference. First operand 152 states and 224 transitions. Second operand has 14 states, 14 states have (on average 7.285714285714286) internal successors, (102), 14 states have internal predecessors, (102), 7 states have call successors, (82), 3 states have call predecessors, (82), 5 states have return successors, (83), 7 states have call predecessors, (83), 7 states have call successors, (83) [2023-11-26 12:00:16,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 12:00:16,379 INFO L93 Difference]: Finished difference Result 552 states and 779 transitions. [2023-11-26 12:00:16,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2023-11-26 12:00:16,380 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 7.285714285714286) internal successors, (102), 14 states have internal predecessors, (102), 7 states have call successors, (82), 3 states have call predecessors, (82), 5 states have return successors, (83), 7 states have call predecessors, (83), 7 states have call successors, (83) Word has length 192 [2023-11-26 12:00:16,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 12:00:16,386 INFO L225 Difference]: With dead ends: 552 [2023-11-26 12:00:16,386 INFO L226 Difference]: Without dead ends: 463 [2023-11-26 12:00:16,388 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 491 GetRequests, 444 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 608 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=578, Invalid=1774, Unknown=0, NotChecked=0, Total=2352 [2023-11-26 12:00:16,389 INFO L413 NwaCegarLoop]: 131 mSDtfsCounter, 782 mSDsluCounter, 344 mSDsCounter, 0 mSdLazyCounter, 773 mSolverCounterSat, 576 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 793 SdHoareTripleChecker+Valid, 475 SdHoareTripleChecker+Invalid, 1349 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 576 IncrementalHoareTripleChecker+Valid, 773 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-11-26 12:00:16,390 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [793 Valid, 475 Invalid, 1349 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [576 Valid, 773 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-11-26 12:00:16,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 463 states. [2023-11-26 12:00:16,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 463 to 429. [2023-11-26 12:00:16,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 429 states, 247 states have (on average 1.1781376518218623) internal successors, (291), 249 states have internal predecessors, (291), 155 states have call successors, (155), 26 states have call predecessors, (155), 26 states have return successors, (155), 153 states have call predecessors, (155), 155 states have call successors, (155) [2023-11-26 12:00:16,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 429 states and 601 transitions. [2023-11-26 12:00:16,503 INFO L78 Accepts]: Start accepts. Automaton has 429 states and 601 transitions. Word has length 192 [2023-11-26 12:00:16,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 12:00:16,504 INFO L495 AbstractCegarLoop]: Abstraction has 429 states and 601 transitions. [2023-11-26 12:00:16,505 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 7.285714285714286) internal successors, (102), 14 states have internal predecessors, (102), 7 states have call successors, (82), 3 states have call predecessors, (82), 5 states have return successors, (83), 7 states have call predecessors, (83), 7 states have call successors, (83) [2023-11-26 12:00:16,505 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 601 transitions. [2023-11-26 12:00:16,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2023-11-26 12:00:16,508 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 12:00:16,508 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:00:16,515 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-26 12:00:16,715 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 12:00:16,715 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 12:00:16,716 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:00:16,716 INFO L85 PathProgramCache]: Analyzing trace with hash -1353545473, now seen corresponding path program 1 times [2023-11-26 12:00:16,716 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:00:16,716 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [787231349] [2023-11-26 12:00:16,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:00:16,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:00:16,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 12:00:16,824 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 12:00:16,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 12:00:17,038 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 12:00:17,038 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-26 12:00:17,040 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-26 12:00:17,042 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-26 12:00:17,048 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2023-11-26 12:00:17,053 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-26 12:00:17,201 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet5 could not be translated [2023-11-26 12:00:17,248 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.11 12:00:17 BoogieIcfgContainer [2023-11-26 12:00:17,248 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-26 12:00:17,249 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-26 12:00:17,249 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-26 12:00:17,249 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-26 12:00:17,250 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:00:08" (3/4) ... [2023-11-26 12:00:17,252 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-26 12:00:17,253 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-26 12:00:17,254 INFO L158 Benchmark]: Toolchain (without parser) took 10541.20ms. Allocated memory was 153.1MB in the beginning and 264.2MB in the end (delta: 111.1MB). Free memory was 107.7MB in the beginning and 185.3MB in the end (delta: -77.6MB). Peak memory consumption was 36.7MB. Max. memory is 16.1GB. [2023-11-26 12:00:17,254 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 153.1MB. Free memory is still 122.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 12:00:17,255 INFO L158 Benchmark]: CACSL2BoogieTranslator took 376.08ms. Allocated memory is still 153.1MB. Free memory was 107.7MB in the beginning and 91.8MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-26 12:00:17,255 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.98ms. Allocated memory is still 153.1MB. Free memory was 91.8MB in the beginning and 88.2MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-26 12:00:17,255 INFO L158 Benchmark]: Boogie Preprocessor took 122.57ms. Allocated memory is still 153.1MB. Free memory was 88.2MB in the beginning and 82.5MB in the end (delta: 5.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-26 12:00:17,256 INFO L158 Benchmark]: RCFGBuilder took 817.62ms. Allocated memory is still 153.1MB. Free memory was 82.5MB in the beginning and 120.7MB in the end (delta: -38.2MB). Peak memory consumption was 36.2MB. Max. memory is 16.1GB. [2023-11-26 12:00:17,256 INFO L158 Benchmark]: TraceAbstraction took 9127.31ms. Allocated memory was 153.1MB in the beginning and 264.2MB in the end (delta: 111.1MB). Free memory was 120.0MB in the beginning and 186.3MB in the end (delta: -66.4MB). Peak memory consumption was 44.5MB. Max. memory is 16.1GB. [2023-11-26 12:00:17,256 INFO L158 Benchmark]: Witness Printer took 4.39ms. Allocated memory is still 264.2MB. Free memory was 186.3MB in the beginning and 185.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-26 12:00:17,260 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 153.1MB. Free memory is still 122.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 376.08ms. Allocated memory is still 153.1MB. Free memory was 107.7MB in the beginning and 91.8MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 85.98ms. Allocated memory is still 153.1MB. Free memory was 91.8MB in the beginning and 88.2MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 122.57ms. Allocated memory is still 153.1MB. Free memory was 88.2MB in the beginning and 82.5MB in the end (delta: 5.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 817.62ms. Allocated memory is still 153.1MB. Free memory was 82.5MB in the beginning and 120.7MB in the end (delta: -38.2MB). Peak memory consumption was 36.2MB. Max. memory is 16.1GB. * TraceAbstraction took 9127.31ms. Allocated memory was 153.1MB in the beginning and 264.2MB in the end (delta: 111.1MB). Free memory was 120.0MB in the beginning and 186.3MB in the end (delta: -66.4MB). Peak memory consumption was 44.5MB. Max. memory is 16.1GB. * Witness Printer took 4.39ms. Allocated memory is still 264.2MB. Free memory was 186.3MB in the beginning and 185.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. 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 The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 179, overapproximation of someBinaryFLOATComparisonOperation at line 179. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = 16; [L23] unsigned char var_1_4 = 0; [L24] unsigned char var_1_6 = 1; [L25] signed char var_1_8 = -10; [L26] unsigned short int var_1_9 = 4; [L27] signed char var_1_10 = 8; [L28] unsigned short int var_1_12 = 64314; [L29] unsigned short int var_1_13 = 26169; [L30] signed char var_1_17 = 50; [L31] signed char var_1_18 = 16; [L32] signed char var_1_19 = 5; [L33] signed char var_1_20 = 0; [L34] signed char var_1_21 = 50; [L35] signed char var_1_22 = 16; [L36] unsigned char var_1_23 = 16; [L37] unsigned char var_1_24 = 1; [L38] unsigned char var_1_25 = 0; [L39] double var_1_27 = 0.25; [L40] double var_1_28 = 10.25; [L41] double var_1_29 = 1000.25; [L42] double var_1_30 = 9.5; [L43] float var_1_31 = 63.5; [L44] unsigned short int var_1_32 = 16; [L45] unsigned char var_1_40 = 1; [L46] unsigned char var_1_43 = 0; [L47] signed long int var_1_44 = -4; [L48] unsigned long int var_1_46 = 4; [L49] unsigned long int var_1_49 = 3576445681; [L50] double var_1_50 = 32.5; [L51] signed long int var_1_52 = -1; [L52] unsigned short int var_1_53 = 64; [L53] unsigned short int last_1_var_1_9 = 4; [L183] isInitial = 1 [L184] FCALL initially() [L185] COND TRUE 1 [L186] CALL updateLastVariables() [L176] last_1_var_1_9 = var_1_9 [L186] RET updateLastVariables() [L187] CALL updateVariables() [L126] var_1_4 = __VERIFIER_nondet_uchar() [L127] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-10, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-10, var_1_9=4] [L127] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-10, var_1_9=4] [L128] CALL assume_abort_if_not(var_1_4 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-10, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-10, var_1_9=4] [L128] RET assume_abort_if_not(var_1_4 <= 1) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-10, var_1_9=4] [L129] var_1_6 = __VERIFIER_nondet_uchar() [L130] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_8=-10, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_8=-10, var_1_9=4] [L130] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_8=-10, var_1_9=4] [L131] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=-10, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=-10, var_1_9=4] [L131] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=-10, var_1_9=4] [L132] var_1_8 = __VERIFIER_nondet_char() [L133] CALL assume_abort_if_not(var_1_8 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L133] RET assume_abort_if_not(var_1_8 >= -127) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L134] CALL assume_abort_if_not(var_1_8 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L134] RET assume_abort_if_not(var_1_8 <= 126) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L135] var_1_10 = __VERIFIER_nondet_char() [L136] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L136] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L137] CALL assume_abort_if_not(var_1_10 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L137] RET assume_abort_if_not(var_1_10 <= 127) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L138] var_1_12 = __VERIFIER_nondet_ushort() [L139] CALL assume_abort_if_not(var_1_12 >= 49150) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L139] RET assume_abort_if_not(var_1_12 >= 49150) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L140] CALL assume_abort_if_not(var_1_12 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L140] RET assume_abort_if_not(var_1_12 <= 65534) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L141] var_1_13 = __VERIFIER_nondet_ushort() [L142] CALL assume_abort_if_not(var_1_13 >= 24575) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L142] RET assume_abort_if_not(var_1_13 >= 24575) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L143] CALL assume_abort_if_not(var_1_13 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L143] RET assume_abort_if_not(var_1_13 <= 32767) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L144] var_1_18 = __VERIFIER_nondet_char() [L145] CALL assume_abort_if_not(var_1_18 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L145] RET assume_abort_if_not(var_1_18 >= -1) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L146] CALL assume_abort_if_not(var_1_18 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L146] RET assume_abort_if_not(var_1_18 <= 126) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L147] var_1_19 = __VERIFIER_nondet_char() [L148] CALL assume_abort_if_not(var_1_19 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L148] RET assume_abort_if_not(var_1_19 >= -1) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L149] CALL assume_abort_if_not(var_1_19 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L149] RET assume_abort_if_not(var_1_19 <= 126) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L150] var_1_20 = __VERIFIER_nondet_char() [L151] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=15, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=15, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L151] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=15, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L152] CALL assume_abort_if_not(var_1_20 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=15, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=15, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L152] RET assume_abort_if_not(var_1_20 <= 63) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=15, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L153] var_1_21 = __VERIFIER_nondet_char() [L154] CALL assume_abort_if_not(var_1_21 >= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=15, var_1_21=31, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=15, var_1_21=31, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L154] RET assume_abort_if_not(var_1_21 >= 31) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=15, var_1_21=31, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L155] CALL assume_abort_if_not(var_1_21 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=15, var_1_21=31, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=15, var_1_21=31, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L155] RET assume_abort_if_not(var_1_21 <= 63) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=15, var_1_21=31, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L156] var_1_22 = __VERIFIER_nondet_char() [L157] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=15, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=15, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L157] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=15, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L158] CALL assume_abort_if_not(var_1_22 <= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=15, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=15, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L158] RET assume_abort_if_not(var_1_22 <= 31) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=15, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L159] var_1_25 = __VERIFIER_nondet_uchar() [L160] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=15, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=15, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L160] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=15, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L161] CALL assume_abort_if_not(var_1_25 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=15, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=15, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L161] RET assume_abort_if_not(var_1_25 <= 0) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=15, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L162] var_1_28 = __VERIFIER_nondet_double() [L163] CALL assume_abort_if_not((var_1_28 >= -230584.3009213691390e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 2305843.009213691390e+12F && var_1_28 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=15, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=15, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L163] RET assume_abort_if_not((var_1_28 >= -230584.3009213691390e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 2305843.009213691390e+12F && var_1_28 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=15, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L164] var_1_29 = __VERIFIER_nondet_double() [L165] CALL assume_abort_if_not((var_1_29 >= -230584.3009213691390e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 2305843.009213691390e+12F && var_1_29 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=15, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=15, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L165] RET assume_abort_if_not((var_1_29 >= -230584.3009213691390e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 2305843.009213691390e+12F && var_1_29 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=15, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L166] var_1_30 = __VERIFIER_nondet_double() [L167] CALL assume_abort_if_not((var_1_30 >= -461168.6018427382800e+13F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 4611686.018427382800e+12F && var_1_30 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=15, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=15, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L167] RET assume_abort_if_not((var_1_30 >= -461168.6018427382800e+13F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 4611686.018427382800e+12F && var_1_30 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=15, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L168] var_1_43 = __VERIFIER_nondet_uchar() [L169] CALL assume_abort_if_not(var_1_43 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=15, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=15, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L169] RET assume_abort_if_not(var_1_43 >= 1) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=15, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L170] CALL assume_abort_if_not(var_1_43 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=15, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=15, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L170] RET assume_abort_if_not(var_1_43 <= 1) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=15, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L171] var_1_49 = __VERIFIER_nondet_ulong() [L172] CALL assume_abort_if_not(var_1_49 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=15, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=4294967294, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=15, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=4294967294, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L172] RET assume_abort_if_not(var_1_49 >= 2147483647) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=15, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=4294967294, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L173] CALL assume_abort_if_not(var_1_49 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=15, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=4294967294, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=15, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=4294967294, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L173] RET assume_abort_if_not(var_1_49 <= 4294967294) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=15, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=4294967294, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L187] RET updateVariables() [L188] CALL step() [L57] COND FALSE !((- last_1_var_1_9) < (last_1_var_1_9 + -500)) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=15, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=4294967294, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L60] var_1_17 = (((((var_1_18) < (var_1_19)) ? (var_1_18) : (var_1_19))) - (var_1_20 + (var_1_21 - var_1_22))) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=80, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=15, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=4294967294, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L61] COND TRUE \read(var_1_4) [L62] var_1_24 = (! var_1_25) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=80, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=15, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=4294967294, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L66] var_1_31 = var_1_30 VAL [isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=80, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=15, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_30=4294967299, var_1_31=4294967299, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=4294967294, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L67] COND FALSE !(var_1_23 < var_1_23) [L78] var_1_1 = var_1_8 VAL [isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=80, var_1_18=126, var_1_19=126, var_1_1=126, var_1_20=15, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_30=4294967299, var_1_31=4294967299, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=4294967294, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L80] signed char stepLocal_0 = var_1_1; VAL [isInitial=1, last_1_var_1_9=4, stepLocal_0=126, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=80, var_1_18=126, var_1_19=126, var_1_1=126, var_1_20=15, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_30=4294967299, var_1_31=4294967299, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=4294967294, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L81] COND FALSE !(stepLocal_0 < (-1 - var_1_10)) [L88] var_1_9 = var_1_13 VAL [isInitial=1, last_1_var_1_9=4, stepLocal_0=126, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=80, var_1_18=126, var_1_19=126, var_1_1=126, var_1_20=15, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_30=4294967299, var_1_31=4294967299, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=4294967294, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=24575] [L90] COND FALSE !(var_1_9 < (var_1_21 + var_1_23)) [L93] var_1_27 = var_1_28 VAL [isInitial=1, last_1_var_1_9=4, stepLocal_0=126, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=80, var_1_18=126, var_1_19=126, var_1_1=126, var_1_20=15, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=4294967300, var_1_28=4294967300, var_1_30=4294967299, var_1_31=4294967299, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=4294967294, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=24575] [L95] COND FALSE !((var_1_23 <= var_1_20) || var_1_6) VAL [isInitial=1, last_1_var_1_9=4, stepLocal_0=126, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=80, var_1_18=126, var_1_19=126, var_1_1=126, var_1_20=15, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=4294967300, var_1_28=4294967300, var_1_30=4294967299, var_1_31=4294967299, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=4294967294, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=24575] [L102] COND FALSE !(((((4) < 0 ) ? -(4) : (4))) >= var_1_21) VAL [isInitial=1, last_1_var_1_9=4, stepLocal_0=126, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=80, var_1_18=126, var_1_19=126, var_1_1=126, var_1_20=15, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=4294967300, var_1_28=4294967300, var_1_30=4294967299, var_1_31=4294967299, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=4294967294, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=24575] [L111] COND FALSE !(var_1_21 <= var_1_23) VAL [isInitial=1, last_1_var_1_9=4, stepLocal_0=126, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=80, var_1_18=126, var_1_19=126, var_1_1=126, var_1_20=15, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=4294967300, var_1_28=4294967300, var_1_30=4294967299, var_1_31=4294967299, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=4294967294, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=24575] [L114] EXPR (~ var_1_10) >> ((((var_1_22) > (var_1_22)) ? (var_1_22) : (var_1_22))) VAL [isInitial=1, last_1_var_1_9=4, stepLocal_0=126, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=80, var_1_18=126, var_1_19=126, var_1_1=126, var_1_20=15, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=4294967300, var_1_28=4294967300, var_1_30=4294967299, var_1_31=4294967299, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=4294967294, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=24575] [L114] COND FALSE !(((~ var_1_10) >> ((((var_1_22) > (var_1_22)) ? (var_1_22) : (var_1_22)))) >= var_1_10) [L117] var_1_50 = var_1_29 VAL [isInitial=1, last_1_var_1_9=4, stepLocal_0=126, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=80, var_1_18=126, var_1_19=126, var_1_1=126, var_1_20=15, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=4294967300, var_1_28=4294967300, var_1_29=4294967301, var_1_30=4294967299, var_1_31=4294967299, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=4294967294, var_1_4=1, var_1_50=4294967301, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=24575] [L118] COND FALSE !((~ var_1_20) > var_1_20) [L121] var_1_52 = ((((var_1_21) < (var_1_21)) ? (var_1_21) : (var_1_21))) VAL [isInitial=1, last_1_var_1_9=4, stepLocal_0=126, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=80, var_1_18=126, var_1_19=126, var_1_1=126, var_1_20=15, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=4294967300, var_1_28=4294967300, var_1_29=4294967301, var_1_30=4294967299, var_1_31=4294967299, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=4294967294, var_1_4=1, var_1_50=4294967301, var_1_52=31, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=24575] [L123] var_1_53 = var_1_22 [L188] RET step() [L189] CALL, EXPR property() [L179-L180] return (((((((var_1_23 < var_1_23) ? ((var_1_24 && var_1_24) ? (var_1_24 ? ((var_1_24 && (var_1_24 || var_1_24)) ? (var_1_1 == ((signed char) -5)) : 1) : 1) : (var_1_1 == ((signed char) var_1_8))) : (var_1_1 == ((signed char) var_1_8))) && ((var_1_1 < (-1 - var_1_10)) ? (var_1_24 ? (var_1_9 == ((unsigned short int) (var_1_10 + ((((var_1_23) < 0 ) ? -(var_1_23) : (var_1_23)))))) : (var_1_9 == ((unsigned short int) ((var_1_12 - var_1_10) - ((var_1_13 - var_1_23) - ((((var_1_23) < (var_1_23)) ? (var_1_23) : (var_1_23)))))))) : (var_1_9 == ((unsigned short int) var_1_13)))) && (var_1_17 == ((signed char) (((((var_1_18) < (var_1_19)) ? (var_1_18) : (var_1_19))) - (var_1_20 + (var_1_21 - var_1_22)))))) && (((- last_1_var_1_9) < (last_1_var_1_9 + -500)) ? (var_1_23 == ((unsigned char) var_1_20)) : 1)) && (var_1_4 ? (var_1_24 == ((unsigned char) (! var_1_25))) : (var_1_24 == ((unsigned char) (var_1_6 && ((var_1_10 >= var_1_17) && var_1_25)))))) && ((var_1_9 < (var_1_21 + var_1_23)) ? (var_1_27 == ((double) ((var_1_28 + var_1_29) + var_1_30))) : (var_1_27 == ((double) var_1_28)))) && (var_1_31 == ((float) var_1_30)) ; [L189] RET, EXPR property() [L189] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=80, var_1_18=126, var_1_19=126, var_1_1=126, var_1_20=15, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=4294967300, var_1_28=4294967300, var_1_29=4294967301, var_1_30=4294967299, var_1_31=4294967299, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=4294967294, var_1_4=1, var_1_50=4294967301, var_1_52=31, var_1_53=0, var_1_6=0, var_1_8=126, var_1_9=24575] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_9=4, var_1_10=80, var_1_12=65534, var_1_13=24575, var_1_17=80, var_1_18=126, var_1_19=126, var_1_1=126, var_1_20=15, var_1_21=31, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=4294967300, var_1_28=4294967300, var_1_29=4294967301, var_1_30=4294967299, var_1_31=4294967299, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=4294967294, var_1_4=1, var_1_50=4294967301, var_1_52=31, var_1_53=0, var_1_6=0, var_1_8=126, var_1_9=24575] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 87 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 8.8s, OverallIterations: 5, TraceHistogramMax: 31, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 3.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 962 SdHoareTripleChecker+Valid, 1.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 950 mSDsluCounter, 1173 SdHoareTripleChecker+Invalid, 1.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 716 mSDsCounter, 741 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1106 IncrementalHoareTripleChecker+Invalid, 1847 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 741 mSolverCounterUnsat, 457 mSDtfsCounter, 1106 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1113 GetRequests, 1047 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 644 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=429occurred in iteration=4, InterpolantAutomatonStates: 60, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 4 MinimizatonAttempts, 66 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 3.6s InterpolantComputationTime, 1344 NumberOfCodeBlocks, 1344 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 1528 ConstructedInterpolants, 0 QuantifiedInterpolants, 3950 SizeOfPredicates, 7 NumberOfNonLiveVariables, 880 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 8 InterpolantComputations, 2 PerfectInterpolantSequences, 14568/14880 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 [2023-11-26 12:00:17,307 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-96.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme --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 b55edfcf8f1bec3a32276e499d06b3c7a9d9d8a099643ca6d0ff5cddc940e456 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 12:00:19,937 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 12:00:20,009 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-26 12:00:20,030 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 12:00:20,031 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 12:00:20,060 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 12:00:20,061 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 12:00:20,062 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 12:00:20,063 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 12:00:20,063 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 12:00:20,064 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 12:00:20,065 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 12:00:20,066 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 12:00:20,066 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 12:00:20,067 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 12:00:20,067 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 12:00:20,068 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-26 12:00:20,068 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-26 12:00:20,069 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-26 12:00:20,069 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 12:00:20,070 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-26 12:00:20,071 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 12:00:20,071 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-26 12:00:20,071 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-26 12:00:20,072 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-26 12:00:20,072 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-26 12:00:20,073 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-26 12:00:20,073 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 12:00:20,074 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 12:00:20,074 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 12:00:20,076 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 12:00:20,076 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 12:00:20,076 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 12:00:20,077 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 12:00:20,077 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 12:00:20,077 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 12:00:20,078 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-26 12:00:20,079 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-26 12:00:20,079 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-26 12:00:20,079 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 12:00:20,079 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 12:00:20,080 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-26 12:00:20,080 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 12:00:20,080 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 12:00:20,081 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-26 12:00:20,081 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_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b55edfcf8f1bec3a32276e499d06b3c7a9d9d8a099643ca6d0ff5cddc940e456 [2023-11-26 12:00:20,457 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 12:00:20,480 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 12:00:20,482 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 12:00:20,484 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 12:00:20,484 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 12:00:20,486 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-96.i [2023-11-26 12:00:23,659 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 12:00:23,985 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 12:00:23,985 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-96.i [2023-11-26 12:00:23,999 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme/data/455844789/6997e0d053fc46dcaceacf3b6783c41b/FLAG07e466124 [2023-11-26 12:00:24,025 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme/data/455844789/6997e0d053fc46dcaceacf3b6783c41b [2023-11-26 12:00:24,029 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 12:00:24,031 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 12:00:24,033 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 12:00:24,033 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 12:00:24,039 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 12:00:24,040 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:00:24" (1/1) ... [2023-11-26 12:00:24,041 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4894fd6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:24, skipping insertion in model container [2023-11-26 12:00:24,045 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:00:24" (1/1) ... [2023-11-26 12:00:24,100 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 12:00:24,263 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_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-96.i[919,932] [2023-11-26 12:00:24,336 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 12:00:24,355 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 12:00:24,377 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_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-96.i[919,932] [2023-11-26 12:00:24,453 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 12:00:24,500 INFO L206 MainTranslator]: Completed translation [2023-11-26 12:00:24,501 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:24 WrapperNode [2023-11-26 12:00:24,501 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 12:00:24,502 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 12:00:24,502 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 12:00:24,502 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 12:00:24,510 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:24" (1/1) ... [2023-11-26 12:00:24,525 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:24" (1/1) ... [2023-11-26 12:00:24,582 INFO L138 Inliner]: procedures = 27, calls = 44, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 190 [2023-11-26 12:00:24,584 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 12:00:24,585 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 12:00:24,585 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 12:00:24,585 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 12:00:24,597 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:24" (1/1) ... [2023-11-26 12:00:24,599 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:24" (1/1) ... [2023-11-26 12:00:24,613 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:24" (1/1) ... [2023-11-26 12:00:24,645 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]. [2023-11-26 12:00:24,646 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:24" (1/1) ... [2023-11-26 12:00:24,647 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:24" (1/1) ... [2023-11-26 12:00:24,664 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:24" (1/1) ... [2023-11-26 12:00:24,681 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:24" (1/1) ... [2023-11-26 12:00:24,685 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:24" (1/1) ... [2023-11-26 12:00:24,694 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:24" (1/1) ... [2023-11-26 12:00:24,698 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 12:00:24,699 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 12:00:24,699 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 12:00:24,699 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 12:00:24,700 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:24" (1/1) ... [2023-11-26 12:00:24,706 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 12:00:24,728 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:00:24,748 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-26 12:00:24,766 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-26 12:00:24,791 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 12:00:24,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-26 12:00:24,792 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-26 12:00:24,792 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-26 12:00:24,794 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 12:00:24,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 12:00:24,942 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 12:00:24,945 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 12:00:26,824 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 12:00:26,944 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 12:00:26,944 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-26 12:00:26,945 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:00:26 BoogieIcfgContainer [2023-11-26 12:00:26,945 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 12:00:26,947 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-26 12:00:26,947 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-26 12:00:26,951 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-26 12:00:26,951 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 12:00:24" (1/3) ... [2023-11-26 12:00:26,952 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@499d5091 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:00:26, skipping insertion in model container [2023-11-26 12:00:26,952 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:24" (2/3) ... [2023-11-26 12:00:26,952 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@499d5091 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:00:26, skipping insertion in model container [2023-11-26 12:00:26,953 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:00:26" (3/3) ... [2023-11-26 12:00:26,954 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-96.i [2023-11-26 12:00:26,978 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-26 12:00:26,978 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-26 12:00:27,049 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-26 12:00:27,058 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;@2c03f742, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-26 12:00:27,059 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-26 12:00:27,064 INFO L276 IsEmpty]: Start isEmpty. Operand has 83 states, 49 states have (on average 1.469387755102041) internal successors, (72), 50 states have internal predecessors, (72), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2023-11-26 12:00:27,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2023-11-26 12:00:27,091 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 12:00:27,092 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:00:27,093 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 12:00:27,100 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:00:27,101 INFO L85 PathProgramCache]: Analyzing trace with hash -672330663, now seen corresponding path program 1 times [2023-11-26 12:00:27,118 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 12:00:27,118 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [172386789] [2023-11-26 12:00:27,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:00:27,120 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 [2023-11-26 12:00:27,120 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 12:00:27,124 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme/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) [2023-11-26 12:00:27,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 12:00:27,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:27,699 INFO L262 TraceCheckSpWp]: Trace formula consists of 311 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-26 12:00:27,713 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 12:00:27,815 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 924 proven. 0 refuted. 0 times theorem prover too weak. 936 trivial. 0 not checked. [2023-11-26 12:00:27,816 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 12:00:27,816 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 12:00:27,817 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [172386789] [2023-11-26 12:00:27,818 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [172386789] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:00:27,818 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 12:00:27,818 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 12:00:27,820 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1880339507] [2023-11-26 12:00:27,822 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:00:27,830 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-26 12:00:27,830 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 12:00:27,876 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-26 12:00:27,877 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-26 12:00:27,880 INFO L87 Difference]: Start difference. First operand has 83 states, 49 states have (on average 1.469387755102041) internal successors, (72), 50 states have internal predecessors, (72), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) Second operand has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2023-11-26 12:00:29,474 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-26 12:00:29,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 12:00:29,475 INFO L93 Difference]: Finished difference Result 160 states and 291 transitions. [2023-11-26 12:00:29,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-26 12:00:29,503 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 191 [2023-11-26 12:00:29,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 12:00:29,514 INFO L225 Difference]: With dead ends: 160 [2023-11-26 12:00:29,514 INFO L226 Difference]: Without dead ends: 78 [2023-11-26 12:00:29,519 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 190 GetRequests, 190 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-26 12:00:29,524 INFO L413 NwaCegarLoop]: 119 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 119 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2023-11-26 12:00:29,528 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 119 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2023-11-26 12:00:29,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2023-11-26 12:00:29,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2023-11-26 12:00:29,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 45 states have (on average 1.3333333333333333) internal successors, (60), 45 states have internal predecessors, (60), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2023-11-26 12:00:29,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 122 transitions. [2023-11-26 12:00:29,583 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 122 transitions. Word has length 191 [2023-11-26 12:00:29,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 12:00:29,584 INFO L495 AbstractCegarLoop]: Abstraction has 78 states and 122 transitions. [2023-11-26 12:00:29,584 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2023-11-26 12:00:29,585 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 122 transitions. [2023-11-26 12:00:29,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2023-11-26 12:00:29,591 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 12:00:29,591 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:00:29,601 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2023-11-26 12:00:29,799 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 12:00:29,800 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 12:00:29,800 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:00:29,801 INFO L85 PathProgramCache]: Analyzing trace with hash 753324127, now seen corresponding path program 1 times [2023-11-26 12:00:29,802 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 12:00:29,802 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [945787467] [2023-11-26 12:00:29,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:00:29,802 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 [2023-11-26 12:00:29,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 12:00:29,807 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme/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) [2023-11-26 12:00:29,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 12:00:30,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:30,340 INFO L262 TraceCheckSpWp]: Trace formula consists of 311 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-26 12:00:30,352 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 12:00:31,334 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2023-11-26 12:00:31,334 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 12:00:31,334 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 12:00:31,335 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [945787467] [2023-11-26 12:00:31,335 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [945787467] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:00:31,335 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 12:00:31,336 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-26 12:00:31,336 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [698971854] [2023-11-26 12:00:31,336 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:00:31,338 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-26 12:00:31,338 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 12:00:31,339 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-26 12:00:31,347 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-26 12:00:31,347 INFO L87 Difference]: Start difference. First operand 78 states and 122 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2023-11-26 12:00:35,012 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.75s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-26 12:00:37,007 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.91s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-26 12:00:37,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 12:00:37,008 INFO L93 Difference]: Finished difference Result 233 states and 365 transitions. [2023-11-26 12:00:37,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-26 12:00:37,031 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 191 [2023-11-26 12:00:37,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 12:00:37,035 INFO L225 Difference]: With dead ends: 233 [2023-11-26 12:00:37,035 INFO L226 Difference]: Without dead ends: 156 [2023-11-26 12:00:37,037 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 191 GetRequests, 188 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-26 12:00:37,039 INFO L413 NwaCegarLoop]: 118 mSDtfsCounter, 66 mSDsluCounter, 231 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 66 SdHoareTripleChecker+Valid, 349 SdHoareTripleChecker+Invalid, 78 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2023-11-26 12:00:37,039 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [66 Valid, 349 Invalid, 78 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 5.6s Time] [2023-11-26 12:00:37,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2023-11-26 12:00:37,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 132. [2023-11-26 12:00:37,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 132 states, 67 states have (on average 1.2238805970149254) internal successors, (82), 67 states have internal predecessors, (82), 62 states have call successors, (62), 2 states have call predecessors, (62), 2 states have return successors, (62), 62 states have call predecessors, (62), 62 states have call successors, (62) [2023-11-26 12:00:37,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 206 transitions. [2023-11-26 12:00:37,084 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 206 transitions. Word has length 191 [2023-11-26 12:00:37,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 12:00:37,085 INFO L495 AbstractCegarLoop]: Abstraction has 132 states and 206 transitions. [2023-11-26 12:00:37,086 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2023-11-26 12:00:37,086 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 206 transitions. [2023-11-26 12:00:37,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2023-11-26 12:00:37,090 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 12:00:37,091 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:00:37,105 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-26 12:00:37,299 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 12:00:37,300 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 12:00:37,300 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:00:37,301 INFO L85 PathProgramCache]: Analyzing trace with hash -835023775, now seen corresponding path program 1 times [2023-11-26 12:00:37,301 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 12:00:37,302 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2053811726] [2023-11-26 12:00:37,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:00:37,302 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 [2023-11-26 12:00:37,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 12:00:37,305 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme/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) [2023-11-26 12:00:37,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 12:00:37,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:37,688 INFO L262 TraceCheckSpWp]: Trace formula consists of 310 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-26 12:00:37,696 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 12:00:39,298 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 1196 proven. 144 refuted. 0 times theorem prover too weak. 520 trivial. 0 not checked. [2023-11-26 12:00:39,299 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-26 12:00:39,540 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 12:00:39,540 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2053811726] [2023-11-26 12:00:39,540 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2053811726] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-26 12:00:39,541 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [443193416] [2023-11-26 12:00:39,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:00:39,541 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-26 12:00:39,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme/cvc4 [2023-11-26 12:00:39,547 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-26 12:00:39,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-26 12:00:40,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:40,474 INFO L262 TraceCheckSpWp]: Trace formula consists of 310 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-26 12:00:40,481 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 12:00:41,017 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 850 proven. 60 refuted. 0 times theorem prover too weak. 950 trivial. 0 not checked. [2023-11-26 12:00:41,017 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-26 12:00:41,356 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [443193416] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-26 12:00:41,356 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-26 12:00:41,356 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 6] total 13 [2023-11-26 12:00:41,356 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [363129267] [2023-11-26 12:00:41,356 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-26 12:00:41,358 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-11-26 12:00:41,358 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 12:00:41,359 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-11-26 12:00:41,360 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=205, Unknown=0, NotChecked=0, Total=272 [2023-11-26 12:00:41,360 INFO L87 Difference]: Start difference. First operand 132 states and 206 transitions. Second operand has 13 states, 13 states have (on average 5.923076923076923) internal successors, (77), 13 states have internal predecessors, (77), 4 states have call successors, (50), 4 states have call predecessors, (50), 7 states have return successors, (51), 4 states have call predecessors, (51), 4 states have call successors, (51) [2023-11-26 12:00:45,234 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.72s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-26 12:00:47,139 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.67s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-26 12:00:48,882 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 12:00:48,883 INFO L93 Difference]: Finished difference Result 330 states and 478 transitions. [2023-11-26 12:00:48,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2023-11-26 12:00:48,884 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 5.923076923076923) internal successors, (77), 13 states have internal predecessors, (77), 4 states have call successors, (50), 4 states have call predecessors, (50), 7 states have return successors, (51), 4 states have call predecessors, (51), 4 states have call successors, (51) Word has length 191 [2023-11-26 12:00:48,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 12:00:48,889 INFO L225 Difference]: With dead ends: 330 [2023-11-26 12:00:48,890 INFO L226 Difference]: Without dead ends: 253 [2023-11-26 12:00:48,892 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 442 GetRequests, 405 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 338 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=400, Invalid=1082, Unknown=0, NotChecked=0, Total=1482 [2023-11-26 12:00:48,893 INFO L413 NwaCegarLoop]: 127 mSDtfsCounter, 136 mSDsluCounter, 409 mSDsCounter, 0 mSdLazyCounter, 858 mSolverCounterSat, 84 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 147 SdHoareTripleChecker+Valid, 536 SdHoareTripleChecker+Invalid, 942 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 84 IncrementalHoareTripleChecker+Valid, 858 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.7s IncrementalHoareTripleChecker+Time [2023-11-26 12:00:48,894 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [147 Valid, 536 Invalid, 942 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [84 Valid, 858 Invalid, 0 Unknown, 0 Unchecked, 6.7s Time] [2023-11-26 12:00:48,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 253 states. [2023-11-26 12:00:48,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 253 to 234. [2023-11-26 12:00:48,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 234 states, 127 states have (on average 1.1496062992125984) internal successors, (146), 128 states have internal predecessors, (146), 93 states have call successors, (93), 13 states have call predecessors, (93), 13 states have return successors, (93), 92 states have call predecessors, (93), 93 states have call successors, (93) [2023-11-26 12:00:48,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 234 states and 332 transitions. [2023-11-26 12:00:48,945 INFO L78 Accepts]: Start accepts. Automaton has 234 states and 332 transitions. Word has length 191 [2023-11-26 12:00:48,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 12:00:48,947 INFO L495 AbstractCegarLoop]: Abstraction has 234 states and 332 transitions. [2023-11-26 12:00:48,947 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 5.923076923076923) internal successors, (77), 13 states have internal predecessors, (77), 4 states have call successors, (50), 4 states have call predecessors, (50), 7 states have return successors, (51), 4 states have call predecessors, (51), 4 states have call successors, (51) [2023-11-26 12:00:48,947 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 332 transitions. [2023-11-26 12:00:48,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2023-11-26 12:00:48,952 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 12:00:48,952 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:00:48,969 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-26 12:00:49,166 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2023-11-26 12:00:49,361 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme/cvc4 --incremental --print-success --lang smt [2023-11-26 12:00:49,361 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 12:00:49,362 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:00:49,362 INFO L85 PathProgramCache]: Analyzing trace with hash -1228050785, now seen corresponding path program 1 times [2023-11-26 12:00:49,363 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 12:00:49,363 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [393475213] [2023-11-26 12:00:49,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:00:49,363 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 [2023-11-26 12:00:49,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 12:00:49,365 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme/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) [2023-11-26 12:00:49,366 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 12:00:49,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:49,720 INFO L262 TraceCheckSpWp]: Trace formula consists of 310 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-26 12:00:49,725 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 12:00:50,295 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 618 proven. 72 refuted. 0 times theorem prover too weak. 1170 trivial. 0 not checked. [2023-11-26 12:00:50,295 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-26 12:00:50,687 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 18 proven. 72 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2023-11-26 12:00:50,687 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 12:00:50,688 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [393475213] [2023-11-26 12:00:50,689 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [393475213] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-26 12:00:50,689 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-26 12:00:50,689 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2023-11-26 12:00:50,689 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1877289112] [2023-11-26 12:00:50,690 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-26 12:00:50,694 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-26 12:00:50,694 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 12:00:50,696 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-26 12:00:50,698 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-26 12:00:50,698 INFO L87 Difference]: Start difference. First operand 234 states and 332 transitions. Second operand has 7 states, 7 states have (on average 6.857142857142857) internal successors, (48), 7 states have internal predecessors, (48), 2 states have call successors, (55), 2 states have call predecessors, (55), 4 states have return successors, (56), 2 states have call predecessors, (56), 2 states have call successors, (56) [2023-11-26 12:00:52,976 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-26 12:00:53,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 12:00:53,064 INFO L93 Difference]: Finished difference Result 421 states and 587 transitions. [2023-11-26 12:00:53,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-26 12:00:53,094 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.857142857142857) internal successors, (48), 7 states have internal predecessors, (48), 2 states have call successors, (55), 2 states have call predecessors, (55), 4 states have return successors, (56), 2 states have call predecessors, (56), 2 states have call successors, (56) Word has length 191 [2023-11-26 12:00:53,095 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 12:00:53,099 INFO L225 Difference]: With dead ends: 421 [2023-11-26 12:00:53,102 INFO L226 Difference]: Without dead ends: 254 [2023-11-26 12:00:53,104 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 384 GetRequests, 374 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2023-11-26 12:00:53,107 INFO L413 NwaCegarLoop]: 73 mSDtfsCounter, 36 mSDsluCounter, 83 mSDsCounter, 0 mSdLazyCounter, 189 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 42 SdHoareTripleChecker+Valid, 156 SdHoareTripleChecker+Invalid, 194 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 189 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2023-11-26 12:00:53,111 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [42 Valid, 156 Invalid, 194 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 189 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2023-11-26 12:00:53,117 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254 states. [2023-11-26 12:00:53,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254 to 246. [2023-11-26 12:00:53,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 246 states, 136 states have (on average 1.125) internal successors, (153), 137 states have internal predecessors, (153), 93 states have call successors, (93), 16 states have call predecessors, (93), 16 states have return successors, (93), 92 states have call predecessors, (93), 93 states have call successors, (93) [2023-11-26 12:00:53,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 339 transitions. [2023-11-26 12:00:53,187 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 339 transitions. Word has length 191 [2023-11-26 12:00:53,189 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 12:00:53,189 INFO L495 AbstractCegarLoop]: Abstraction has 246 states and 339 transitions. [2023-11-26 12:00:53,189 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.857142857142857) internal successors, (48), 7 states have internal predecessors, (48), 2 states have call successors, (55), 2 states have call predecessors, (55), 4 states have return successors, (56), 2 states have call predecessors, (56), 2 states have call successors, (56) [2023-11-26 12:00:53,190 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 339 transitions. [2023-11-26 12:00:53,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2023-11-26 12:00:53,194 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 12:00:53,196 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:00:53,212 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2023-11-26 12:00:53,406 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 12:00:53,407 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 12:00:53,407 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:00:53,407 INFO L85 PathProgramCache]: Analyzing trace with hash -1170792483, now seen corresponding path program 1 times [2023-11-26 12:00:53,408 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 12:00:53,408 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [34341975] [2023-11-26 12:00:53,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:00:53,409 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 [2023-11-26 12:00:53,409 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 12:00:53,410 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme/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) [2023-11-26 12:00:53,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 12:00:53,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:53,784 INFO L262 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-26 12:00:53,789 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 12:00:54,143 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 958 proven. 42 refuted. 0 times theorem prover too weak. 860 trivial. 0 not checked. [2023-11-26 12:00:54,143 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-26 12:00:54,484 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 48 proven. 42 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2023-11-26 12:00:54,484 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 12:00:54,485 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [34341975] [2023-11-26 12:00:54,485 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [34341975] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-26 12:00:54,485 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-26 12:00:54,485 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2023-11-26 12:00:54,486 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1314964364] [2023-11-26 12:00:54,486 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-26 12:00:54,487 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-26 12:00:54,487 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 12:00:54,488 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-26 12:00:54,488 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-26 12:00:54,488 INFO L87 Difference]: Start difference. First operand 246 states and 339 transitions. Second operand has 7 states, 7 states have (on average 6.857142857142857) internal successors, (48), 7 states have internal predecessors, (48), 2 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2023-11-26 12:00:57,206 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-26 12:00:57,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 12:00:57,322 INFO L93 Difference]: Finished difference Result 441 states and 598 transitions. [2023-11-26 12:00:57,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-26 12:00:57,323 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.857142857142857) internal successors, (48), 7 states have internal predecessors, (48), 2 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) Word has length 191 [2023-11-26 12:00:57,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 12:00:57,327 INFO L225 Difference]: With dead ends: 441 [2023-11-26 12:00:57,327 INFO L226 Difference]: Without dead ends: 266 [2023-11-26 12:00:57,328 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 384 GetRequests, 374 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2023-11-26 12:00:57,329 INFO L413 NwaCegarLoop]: 74 mSDtfsCounter, 74 mSDsluCounter, 83 mSDsCounter, 0 mSdLazyCounter, 182 mSolverCounterSat, 38 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 157 SdHoareTripleChecker+Invalid, 220 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 182 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2023-11-26 12:00:57,329 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [90 Valid, 157 Invalid, 220 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 182 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2023-11-26 12:00:57,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 266 states. [2023-11-26 12:00:57,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 266 to 258. [2023-11-26 12:00:57,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 258 states, 145 states have (on average 1.103448275862069) internal successors, (160), 146 states have internal predecessors, (160), 93 states have call successors, (93), 19 states have call predecessors, (93), 19 states have return successors, (93), 92 states have call predecessors, (93), 93 states have call successors, (93) [2023-11-26 12:00:57,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 346 transitions. [2023-11-26 12:00:57,375 INFO L78 Accepts]: Start accepts. Automaton has 258 states and 346 transitions. Word has length 191 [2023-11-26 12:00:57,376 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 12:00:57,376 INFO L495 AbstractCegarLoop]: Abstraction has 258 states and 346 transitions. [2023-11-26 12:00:57,377 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.857142857142857) internal successors, (48), 7 states have internal predecessors, (48), 2 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2023-11-26 12:00:57,377 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 346 transitions. [2023-11-26 12:00:57,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2023-11-26 12:00:57,380 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 12:00:57,380 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:00:57,396 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme/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)] Forceful destruction successful, exit code 0 [2023-11-26 12:00:57,589 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 12:00:57,590 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 12:00:57,590 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:00:57,590 INFO L85 PathProgramCache]: Analyzing trace with hash -1170732901, now seen corresponding path program 1 times [2023-11-26 12:00:57,591 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 12:00:57,591 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [712122174] [2023-11-26 12:00:57,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:00:57,591 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 [2023-11-26 12:00:57,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 12:00:57,593 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme/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) [2023-11-26 12:00:57,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb333df3-f0d6-4b8c-bdf3-646da1da88ff/bin/uautomizer-verify-VRDe98Ueme/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 (8)] Waiting until timeout for monitored process [2023-11-26 12:00:57,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:57,929 INFO L262 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-26 12:00:57,934 INFO L285 TraceCheckSpWp]: Computing forward predicates...