./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl --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 fcab9d14a39efb8d0bba4b7e607a800a4978f63d5ac50f5af469476854f605eb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 02:29:16,785 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:29:16,880 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-12 02:29:16,887 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:29:16,888 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:29:16,932 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:29:16,934 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:29:16,935 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:29:16,936 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 02:29:16,943 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 02:29:16,945 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:29:16,945 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:29:16,946 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:29:16,948 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:29:16,948 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 02:29:16,949 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 02:29:16,949 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 02:29:16,950 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 02:29:16,950 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:29:16,951 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 02:29:16,952 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 02:29:16,952 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 02:29:16,953 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 02:29:16,953 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 02:29:16,954 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:29:16,955 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:29:16,955 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:29:16,956 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 02:29:16,956 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:29:16,957 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:29:16,958 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 02:29:16,959 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 02:29:16,959 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-12 02:29:16,959 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 02:29:16,959 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-12 02:29:16,960 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 02:29:16,960 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-12 02:29:16,960 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 02:29:16,961 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-12 02:29:16,961 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_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fcab9d14a39efb8d0bba4b7e607a800a4978f63d5ac50f5af469476854f605eb [2023-11-12 02:29:17,311 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:29:17,344 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:29:17,347 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:29:17,349 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:29:17,350 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:29:17,351 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-3.i [2023-11-12 02:29:20,827 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:29:21,162 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:29:21,163 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-3.i [2023-11-12 02:29:21,177 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/data/ad0bcaa2c/5b0a5db29de34e509fa470a15d82d8ff/FLAGad4d7d54c [2023-11-12 02:29:21,200 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/data/ad0bcaa2c/5b0a5db29de34e509fa470a15d82d8ff [2023-11-12 02:29:21,203 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:29:21,205 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:29:21,207 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:29:21,208 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:29:21,215 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:29:21,220 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:29:21" (1/1) ... [2023-11-12 02:29:21,222 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23b3ba96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:29:21, skipping insertion in model container [2023-11-12 02:29:21,222 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:29:21" (1/1) ... [2023-11-12 02:29:21,285 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:29:21,535 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_91b80608-804d-4e35-aef1-8722249687e1/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-3.i[914,927] [2023-11-12 02:29:21,674 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:29:21,693 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 02:29:21,716 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_91b80608-804d-4e35-aef1-8722249687e1/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-3.i[914,927] [2023-11-12 02:29:21,813 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:29:21,834 INFO L206 MainTranslator]: Completed translation [2023-11-12 02:29:21,835 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:29:21 WrapperNode [2023-11-12 02:29:21,835 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 02:29:21,837 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 02:29:21,837 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 02:29:21,837 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 02:29:21,846 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:29:21" (1/1) ... [2023-11-12 02:29:21,862 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:29:21" (1/1) ... [2023-11-12 02:29:21,940 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 249 [2023-11-12 02:29:21,940 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 02:29:21,941 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 02:29:21,941 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 02:29:21,941 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 02:29:21,955 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:29:21" (1/1) ... [2023-11-12 02:29:21,955 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:29:21" (1/1) ... [2023-11-12 02:29:21,960 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:29:21" (1/1) ... [2023-11-12 02:29:21,961 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:29:21" (1/1) ... [2023-11-12 02:29:21,982 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:29:21" (1/1) ... [2023-11-12 02:29:21,987 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:29:21" (1/1) ... [2023-11-12 02:29:21,992 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:29:21" (1/1) ... [2023-11-12 02:29:21,996 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:29:21" (1/1) ... [2023-11-12 02:29:22,003 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 02:29:22,004 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 02:29:22,005 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 02:29:22,005 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 02:29:22,006 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:29:21" (1/1) ... [2023-11-12 02:29:22,014 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:29:22,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:29:22,050 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 02:29:22,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 02:29:22,115 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 02:29:22,116 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 02:29:22,116 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 02:29:22,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 02:29:22,117 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 02:29:22,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 02:29:22,289 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 02:29:22,292 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 02:29:23,017 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 02:29:23,025 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 02:29:23,025 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 02:29:23,028 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:29:23 BoogieIcfgContainer [2023-11-12 02:29:23,029 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 02:29:23,032 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 02:29:23,032 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 02:29:23,036 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 02:29:23,036 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 02:29:21" (1/3) ... [2023-11-12 02:29:23,037 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@170a9e3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:29:23, skipping insertion in model container [2023-11-12 02:29:23,037 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:29:21" (2/3) ... [2023-11-12 02:29:23,038 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@170a9e3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:29:23, skipping insertion in model container [2023-11-12 02:29:23,038 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:29:23" (3/3) ... [2023-11-12 02:29:23,040 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-3.i [2023-11-12 02:29:23,062 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 02:29:23,063 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 02:29:23,159 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 02:29:23,173 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;@24c0450a, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-12 02:29:23,174 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 02:29:23,181 INFO L276 IsEmpty]: Start isEmpty. Operand has 102 states, 71 states have (on average 1.5352112676056338) internal successors, (109), 72 states have internal predecessors, (109), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-12 02:29:23,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-12 02:29:23,214 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:29:23,244 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:29:23,245 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:29:23,252 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:29:23,253 INFO L85 PathProgramCache]: Analyzing trace with hash -1044066306, now seen corresponding path program 1 times [2023-11-12 02:29:23,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:29:23,265 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1293058262] [2023-11-12 02:29:23,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:29:23,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:29:23,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:29:23,665 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:29:23,666 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1293058262] [2023-11-12 02:29:23,666 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-12 02:29:23,667 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [883761542] [2023-11-12 02:29:23,667 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:29:23,667 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:29:23,668 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:29:23,671 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:29:23,696 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-12 02:29:23,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:29:23,900 INFO L262 TraceCheckSpWp]: Trace formula consists of 433 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 02:29:23,917 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:29:24,037 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 1458 trivial. 0 not checked. [2023-11-12 02:29:24,038 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:29:24,039 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [883761542] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:29:24,040 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:29:24,040 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 02:29:24,043 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1832278296] [2023-11-12 02:29:24,044 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:29:24,052 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-12 02:29:24,053 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:29:24,092 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-12 02:29:24,093 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 02:29:24,095 INFO L87 Difference]: Start difference. First operand has 102 states, 71 states have (on average 1.5352112676056338) internal successors, (109), 72 states have internal predecessors, (109), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-12 02:29:24,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:29:24,151 INFO L93 Difference]: Finished difference Result 197 states and 352 transitions. [2023-11-12 02:29:24,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-12 02:29:24,154 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) Word has length 181 [2023-11-12 02:29:24,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:29:24,168 INFO L225 Difference]: With dead ends: 197 [2023-11-12 02:29:24,169 INFO L226 Difference]: Without dead ends: 98 [2023-11-12 02:29:24,180 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 180 GetRequests, 180 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 02:29:24,188 INFO L413 NwaCegarLoop]: 157 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 157 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-12 02:29:24,190 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 157 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 02:29:24,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2023-11-12 02:29:24,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2023-11-12 02:29:24,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 98 states, 68 states have (on average 1.4852941176470589) internal successors, (101), 68 states have internal predecessors, (101), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-12 02:29:24,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 157 transitions. [2023-11-12 02:29:24,292 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 157 transitions. Word has length 181 [2023-11-12 02:29:24,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:29:24,293 INFO L495 AbstractCegarLoop]: Abstraction has 98 states and 157 transitions. [2023-11-12 02:29:24,294 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-12 02:29:24,294 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 157 transitions. [2023-11-12 02:29:24,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-12 02:29:24,308 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:29:24,309 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:29:24,323 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-12 02:29:24,524 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-12 02:29:24,525 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:29:24,526 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:29:24,526 INFO L85 PathProgramCache]: Analyzing trace with hash -61835198, now seen corresponding path program 1 times [2023-11-12 02:29:24,526 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:29:24,527 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2049537973] [2023-11-12 02:29:24,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:29:24,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:29:24,663 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:29:24,676 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1995734042] [2023-11-12 02:29:24,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:29:24,677 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:29:24,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:29:24,685 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:29:24,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-12 02:29:24,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:29:24,926 INFO L262 TraceCheckSpWp]: Trace formula consists of 433 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-12 02:29:24,944 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:29:25,321 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-12 02:29:25,321 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:29:25,322 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:29:25,325 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2049537973] [2023-11-12 02:29:25,325 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-12 02:29:25,325 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1995734042] [2023-11-12 02:29:25,327 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1995734042] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:29:25,327 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:29:25,327 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 02:29:25,328 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1710188301] [2023-11-12 02:29:25,328 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:29:25,332 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 02:29:25,332 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:29:25,334 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 02:29:25,334 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:29:25,335 INFO L87 Difference]: Start difference. First operand 98 states and 157 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-12 02:29:25,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:29:25,444 INFO L93 Difference]: Finished difference Result 288 states and 465 transitions. [2023-11-12 02:29:25,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 02:29:25,446 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 181 [2023-11-12 02:29:25,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:29:25,451 INFO L225 Difference]: With dead ends: 288 [2023-11-12 02:29:25,452 INFO L226 Difference]: Without dead ends: 193 [2023-11-12 02:29:25,453 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 180 GetRequests, 179 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:29:25,455 INFO L413 NwaCegarLoop]: 151 mSDtfsCounter, 61 mSDsluCounter, 142 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 293 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-12 02:29:25,455 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [61 Valid, 293 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 02:29:25,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 193 states. [2023-11-12 02:29:25,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 193 to 191. [2023-11-12 02:29:25,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 191 states, 132 states have (on average 1.4696969696969697) internal successors, (194), 132 states have internal predecessors, (194), 56 states have call successors, (56), 2 states have call predecessors, (56), 2 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2023-11-12 02:29:25,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 306 transitions. [2023-11-12 02:29:25,505 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 306 transitions. Word has length 181 [2023-11-12 02:29:25,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:29:25,506 INFO L495 AbstractCegarLoop]: Abstraction has 191 states and 306 transitions. [2023-11-12 02:29:25,507 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-12 02:29:25,507 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 306 transitions. [2023-11-12 02:29:25,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2023-11-12 02:29:25,511 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:29:25,511 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:29:25,529 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-12 02:29:25,718 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:29:25,719 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:29:25,720 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:29:25,720 INFO L85 PathProgramCache]: Analyzing trace with hash 969434937, now seen corresponding path program 1 times [2023-11-12 02:29:25,721 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:29:25,721 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [938436548] [2023-11-12 02:29:25,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:29:25,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:29:25,788 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:29:25,788 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [566903449] [2023-11-12 02:29:25,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:29:25,789 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:29:25,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:29:25,791 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:29:25,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-12 02:29:25,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:29:25,978 INFO L262 TraceCheckSpWp]: Trace formula consists of 434 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-12 02:29:25,986 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:29:26,050 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-12 02:29:26,050 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:29:26,051 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:29:26,051 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [938436548] [2023-11-12 02:29:26,051 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-12 02:29:26,051 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [566903449] [2023-11-12 02:29:26,052 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [566903449] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:29:26,052 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:29:26,052 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 02:29:26,053 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1867533837] [2023-11-12 02:29:26,053 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:29:26,054 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 02:29:26,054 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:29:26,055 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 02:29:26,056 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:29:26,056 INFO L87 Difference]: Start difference. First operand 191 states and 306 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-12 02:29:26,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:29:26,181 INFO L93 Difference]: Finished difference Result 563 states and 906 transitions. [2023-11-12 02:29:26,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 02:29:26,182 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 182 [2023-11-12 02:29:26,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:29:26,188 INFO L225 Difference]: With dead ends: 563 [2023-11-12 02:29:26,188 INFO L226 Difference]: Without dead ends: 375 [2023-11-12 02:29:26,189 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 180 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:29:26,191 INFO L413 NwaCegarLoop]: 289 mSDtfsCounter, 143 mSDsluCounter, 137 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 143 SdHoareTripleChecker+Valid, 426 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-12 02:29:26,191 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [143 Valid, 426 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-12 02:29:26,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 375 states. [2023-11-12 02:29:26,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 375 to 373. [2023-11-12 02:29:26,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 373 states, 256 states have (on average 1.453125) internal successors, (372), 256 states have internal predecessors, (372), 112 states have call successors, (112), 4 states have call predecessors, (112), 4 states have return successors, (112), 112 states have call predecessors, (112), 112 states have call successors, (112) [2023-11-12 02:29:26,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 373 states and 596 transitions. [2023-11-12 02:29:26,289 INFO L78 Accepts]: Start accepts. Automaton has 373 states and 596 transitions. Word has length 182 [2023-11-12 02:29:26,290 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:29:26,290 INFO L495 AbstractCegarLoop]: Abstraction has 373 states and 596 transitions. [2023-11-12 02:29:26,290 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-12 02:29:26,291 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 596 transitions. [2023-11-12 02:29:26,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2023-11-12 02:29:26,294 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:29:26,295 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:29:26,308 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-12 02:29:26,501 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:29:26,502 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:29:26,502 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:29:26,503 INFO L85 PathProgramCache]: Analyzing trace with hash -65844077, now seen corresponding path program 1 times [2023-11-12 02:29:26,503 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:29:26,503 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2124051446] [2023-11-12 02:29:26,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:29:26,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:29:26,566 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:29:26,567 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1853803652] [2023-11-12 02:29:26,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:29:26,567 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:29:26,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:29:26,569 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:29:26,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-12 02:29:26,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:29:26,787 INFO L262 TraceCheckSpWp]: Trace formula consists of 435 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-12 02:29:26,793 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:29:26,827 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-12 02:29:26,828 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:29:26,828 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:29:26,828 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2124051446] [2023-11-12 02:29:26,828 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-12 02:29:26,829 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1853803652] [2023-11-12 02:29:26,829 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1853803652] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:29:26,829 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:29:26,829 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 02:29:26,830 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [950300786] [2023-11-12 02:29:26,830 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:29:26,830 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 02:29:26,831 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:29:26,831 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 02:29:26,832 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:29:26,832 INFO L87 Difference]: Start difference. First operand 373 states and 596 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-12 02:29:26,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:29:26,897 INFO L93 Difference]: Finished difference Result 857 states and 1358 transitions. [2023-11-12 02:29:26,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 02:29:26,898 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 182 [2023-11-12 02:29:26,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:29:26,904 INFO L225 Difference]: With dead ends: 857 [2023-11-12 02:29:26,905 INFO L226 Difference]: Without dead ends: 487 [2023-11-12 02:29:26,907 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 180 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:29:26,908 INFO L413 NwaCegarLoop]: 190 mSDtfsCounter, 41 mSDsluCounter, 138 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 41 SdHoareTripleChecker+Valid, 328 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-12 02:29:26,909 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [41 Valid, 328 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 02:29:26,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 487 states. [2023-11-12 02:29:26,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 487 to 409. [2023-11-12 02:29:26,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 409 states, 292 states have (on average 1.452054794520548) internal successors, (424), 292 states have internal predecessors, (424), 112 states have call successors, (112), 4 states have call predecessors, (112), 4 states have return successors, (112), 112 states have call predecessors, (112), 112 states have call successors, (112) [2023-11-12 02:29:26,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 409 states and 648 transitions. [2023-11-12 02:29:26,977 INFO L78 Accepts]: Start accepts. Automaton has 409 states and 648 transitions. Word has length 182 [2023-11-12 02:29:26,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:29:26,978 INFO L495 AbstractCegarLoop]: Abstraction has 409 states and 648 transitions. [2023-11-12 02:29:26,979 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-12 02:29:26,979 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 648 transitions. [2023-11-12 02:29:26,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-11-12 02:29:26,982 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:29:26,982 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:29:26,989 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-11-12 02:29:27,189 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:29:27,190 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:29:27,190 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:29:27,190 INFO L85 PathProgramCache]: Analyzing trace with hash 675789381, now seen corresponding path program 1 times [2023-11-12 02:29:27,191 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:29:27,191 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1416036238] [2023-11-12 02:29:27,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:29:27,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:29:27,243 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:29:27,243 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [837528802] [2023-11-12 02:29:27,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:29:27,244 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:29:27,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:29:27,245 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:29:27,266 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-12 02:29:27,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:29:27,470 INFO L262 TraceCheckSpWp]: Trace formula consists of 437 conjuncts, 25 conjunts are in the unsatisfiable core [2023-11-12 02:29:27,479 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:29:29,571 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 934 proven. 177 refuted. 0 times theorem prover too weak. 401 trivial. 0 not checked. [2023-11-12 02:29:29,571 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 02:29:34,956 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 111 proven. 195 refuted. 0 times theorem prover too weak. 1206 trivial. 0 not checked. [2023-11-12 02:29:34,957 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:29:34,957 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1416036238] [2023-11-12 02:29:34,957 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-12 02:29:34,957 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [837528802] [2023-11-12 02:29:34,958 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [837528802] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 02:29:34,958 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-12 02:29:34,958 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 15] total 29 [2023-11-12 02:29:34,958 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1256857220] [2023-11-12 02:29:34,959 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-12 02:29:34,959 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2023-11-12 02:29:34,960 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:29:34,961 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2023-11-12 02:29:34,962 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=227, Invalid=585, Unknown=0, NotChecked=0, Total=812 [2023-11-12 02:29:34,962 INFO L87 Difference]: Start difference. First operand 409 states and 648 transitions. Second operand has 29 states, 28 states have (on average 3.7857142857142856) internal successors, (106), 27 states have internal predecessors, (106), 10 states have call successors, (50), 6 states have call predecessors, (50), 12 states have return successors, (50), 9 states have call predecessors, (50), 10 states have call successors, (50) [2023-11-12 02:29:36,854 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:29:36,855 INFO L93 Difference]: Finished difference Result 659 states and 1013 transitions. [2023-11-12 02:29:36,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2023-11-12 02:29:36,856 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 3.7857142857142856) internal successors, (106), 27 states have internal predecessors, (106), 10 states have call successors, (50), 6 states have call predecessors, (50), 12 states have return successors, (50), 9 states have call predecessors, (50), 10 states have call successors, (50) Word has length 183 [2023-11-12 02:29:36,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:29:36,859 INFO L225 Difference]: With dead ends: 659 [2023-11-12 02:29:36,859 INFO L226 Difference]: Without dead ends: 253 [2023-11-12 02:29:36,862 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 388 GetRequests, 339 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 642 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=788, Invalid=1762, Unknown=0, NotChecked=0, Total=2550 [2023-11-12 02:29:36,864 INFO L413 NwaCegarLoop]: 108 mSDtfsCounter, 748 mSDsluCounter, 333 mSDsCounter, 0 mSdLazyCounter, 424 mSolverCounterSat, 234 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 748 SdHoareTripleChecker+Valid, 441 SdHoareTripleChecker+Invalid, 658 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 234 IncrementalHoareTripleChecker+Valid, 424 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2023-11-12 02:29:36,868 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [748 Valid, 441 Invalid, 658 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [234 Valid, 424 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2023-11-12 02:29:36,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 253 states. [2023-11-12 02:29:36,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 253 to 241. [2023-11-12 02:29:36,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 241 states, 174 states have (on average 1.3793103448275863) internal successors, (240), 174 states have internal predecessors, (240), 56 states have call successors, (56), 10 states have call predecessors, (56), 10 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2023-11-12 02:29:36,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 241 states and 352 transitions. [2023-11-12 02:29:36,913 INFO L78 Accepts]: Start accepts. Automaton has 241 states and 352 transitions. Word has length 183 [2023-11-12 02:29:36,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:29:36,915 INFO L495 AbstractCegarLoop]: Abstraction has 241 states and 352 transitions. [2023-11-12 02:29:36,916 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 3.7857142857142856) internal successors, (106), 27 states have internal predecessors, (106), 10 states have call successors, (50), 6 states have call predecessors, (50), 12 states have return successors, (50), 9 states have call predecessors, (50), 10 states have call successors, (50) [2023-11-12 02:29:36,916 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 352 transitions. [2023-11-12 02:29:36,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-11-12 02:29:36,919 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:29:36,919 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:29:36,930 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-12 02:29:37,125 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:29:37,126 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:29:37,126 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:29:37,126 INFO L85 PathProgramCache]: Analyzing trace with hash -1188208599, now seen corresponding path program 1 times [2023-11-12 02:29:37,126 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:29:37,126 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1513288046] [2023-11-12 02:29:37,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:29:37,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:29:37,187 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:29:37,187 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1703317467] [2023-11-12 02:29:37,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:29:37,187 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:29:37,188 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:29:37,189 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:29:37,216 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-12 02:29:37,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:29:37,382 INFO L262 TraceCheckSpWp]: Trace formula consists of 437 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-12 02:29:37,388 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:29:38,174 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 528 proven. 0 refuted. 0 times theorem prover too weak. 984 trivial. 0 not checked. [2023-11-12 02:29:38,175 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:29:38,175 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:29:38,175 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1513288046] [2023-11-12 02:29:38,175 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-12 02:29:38,176 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1703317467] [2023-11-12 02:29:38,176 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1703317467] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:29:38,176 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:29:38,176 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-12 02:29:38,177 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2055569251] [2023-11-12 02:29:38,177 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:29:38,177 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-12 02:29:38,178 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:29:38,178 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-12 02:29:38,179 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-11-12 02:29:38,179 INFO L87 Difference]: Start difference. First operand 241 states and 352 transitions. Second operand has 7 states, 7 states have (on average 7.0) internal successors, (49), 6 states have internal predecessors, (49), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-12 02:29:38,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:29:38,759 INFO L93 Difference]: Finished difference Result 959 states and 1405 transitions. [2023-11-12 02:29:38,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-12 02:29:38,760 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 6 states have internal predecessors, (49), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 183 [2023-11-12 02:29:38,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:29:38,767 INFO L225 Difference]: With dead ends: 959 [2023-11-12 02:29:38,767 INFO L226 Difference]: Without dead ends: 721 [2023-11-12 02:29:38,769 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 177 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2023-11-12 02:29:38,771 INFO L413 NwaCegarLoop]: 138 mSDtfsCounter, 381 mSDsluCounter, 386 mSDsCounter, 0 mSdLazyCounter, 258 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 381 SdHoareTripleChecker+Valid, 524 SdHoareTripleChecker+Invalid, 328 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 258 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-12 02:29:38,772 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [381 Valid, 524 Invalid, 328 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 258 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-12 02:29:38,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 721 states. [2023-11-12 02:29:38,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 721 to 711. [2023-11-12 02:29:38,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 711 states, 512 states have (on average 1.384765625) internal successors, (709), 512 states have internal predecessors, (709), 168 states have call successors, (168), 30 states have call predecessors, (168), 30 states have return successors, (168), 168 states have call predecessors, (168), 168 states have call successors, (168) [2023-11-12 02:29:38,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 711 states and 1045 transitions. [2023-11-12 02:29:38,885 INFO L78 Accepts]: Start accepts. Automaton has 711 states and 1045 transitions. Word has length 183 [2023-11-12 02:29:38,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:29:38,886 INFO L495 AbstractCegarLoop]: Abstraction has 711 states and 1045 transitions. [2023-11-12 02:29:38,886 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 6 states have internal predecessors, (49), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-12 02:29:38,886 INFO L276 IsEmpty]: Start isEmpty. Operand 711 states and 1045 transitions. [2023-11-12 02:29:38,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-11-12 02:29:38,889 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:29:38,889 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:29:38,901 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-11-12 02:29:39,096 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:29:39,096 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:29:39,096 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:29:39,097 INFO L85 PathProgramCache]: Analyzing trace with hash 1163983474, now seen corresponding path program 1 times [2023-11-12 02:29:39,097 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:29:39,097 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1037581115] [2023-11-12 02:29:39,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:29:39,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:29:39,146 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:29:39,146 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [175252492] [2023-11-12 02:29:39,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:29:39,147 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:29:39,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:29:39,152 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:29:39,176 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-12 02:29:39,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:29:39,359 INFO L262 TraceCheckSpWp]: Trace formula consists of 433 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-12 02:29:39,365 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:29:39,497 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-12 02:29:39,497 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:29:39,497 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:29:39,498 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1037581115] [2023-11-12 02:29:39,498 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-12 02:29:39,498 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [175252492] [2023-11-12 02:29:39,498 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [175252492] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:29:39,498 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:29:39,498 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-12 02:29:39,499 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1083367090] [2023-11-12 02:29:39,499 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:29:39,499 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-12 02:29:39,500 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:29:39,500 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-12 02:29:39,500 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2023-11-12 02:29:39,501 INFO L87 Difference]: Start difference. First operand 711 states and 1045 transitions. Second operand has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 6 states have internal predecessors, (46), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-12 02:29:39,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:29:39,759 INFO L93 Difference]: Finished difference Result 1311 states and 1910 transitions. [2023-11-12 02:29:39,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-12 02:29:39,760 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 6 states have internal predecessors, (46), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 183 [2023-11-12 02:29:39,764 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:29:39,773 INFO L225 Difference]: With dead ends: 1311 [2023-11-12 02:29:39,773 INFO L226 Difference]: Without dead ends: 955 [2023-11-12 02:29:39,775 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 178 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2023-11-12 02:29:39,776 INFO L413 NwaCegarLoop]: 194 mSDtfsCounter, 107 mSDsluCounter, 397 mSDsCounter, 0 mSdLazyCounter, 99 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 107 SdHoareTripleChecker+Valid, 591 SdHoareTripleChecker+Invalid, 107 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 99 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-12 02:29:39,776 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [107 Valid, 591 Invalid, 107 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 99 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-12 02:29:39,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 955 states. [2023-11-12 02:29:39,893 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 955 to 786. [2023-11-12 02:29:39,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 786 states, 587 states have (on average 1.3918228279386713) internal successors, (817), 587 states have internal predecessors, (817), 168 states have call successors, (168), 30 states have call predecessors, (168), 30 states have return successors, (168), 168 states have call predecessors, (168), 168 states have call successors, (168) [2023-11-12 02:29:39,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 786 states and 1153 transitions. [2023-11-12 02:29:39,903 INFO L78 Accepts]: Start accepts. Automaton has 786 states and 1153 transitions. Word has length 183 [2023-11-12 02:29:39,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:29:39,904 INFO L495 AbstractCegarLoop]: Abstraction has 786 states and 1153 transitions. [2023-11-12 02:29:39,904 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 6 states have internal predecessors, (46), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-12 02:29:39,904 INFO L276 IsEmpty]: Start isEmpty. Operand 786 states and 1153 transitions. [2023-11-12 02:29:39,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-11-12 02:29:39,908 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:29:39,908 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:29:39,919 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-11-12 02:29:40,114 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2023-11-12 02:29:40,115 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:29:40,115 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:29:40,115 INFO L85 PathProgramCache]: Analyzing trace with hash 1027540031, now seen corresponding path program 1 times [2023-11-12 02:29:40,116 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:29:40,116 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1238220964] [2023-11-12 02:29:40,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:29:40,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:29:40,152 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:29:40,152 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1139680918] [2023-11-12 02:29:40,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:29:40,153 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:29:40,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:29:40,154 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:29:40,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-12 02:29:40,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:29:40,342 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:29:40,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:29:40,582 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:29:40,584 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-12 02:29:40,585 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-12 02:29:40,593 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-11-12 02:29:40,793 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:29:40,798 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:29:40,802 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 02:29:40,958 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet7 could not be translated [2023-11-12 02:29:40,959 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short24 could not be translated [2023-11-12 02:29:41,000 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 02:29:40 BoogieIcfgContainer [2023-11-12 02:29:41,000 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 02:29:41,001 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 02:29:41,001 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 02:29:41,001 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 02:29:41,002 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:29:23" (3/4) ... [2023-11-12 02:29:41,004 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 02:29:41,005 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 02:29:41,006 INFO L158 Benchmark]: Toolchain (without parser) took 19800.39ms. Allocated memory was 167.8MB in the beginning and 274.7MB in the end (delta: 107.0MB). Free memory was 121.0MB in the beginning and 223.8MB in the end (delta: -102.8MB). Peak memory consumption was 5.8MB. Max. memory is 16.1GB. [2023-11-12 02:29:41,006 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 167.8MB. Free memory is still 139.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 02:29:41,006 INFO L158 Benchmark]: CACSL2BoogieTranslator took 628.33ms. Allocated memory is still 167.8MB. Free memory was 120.3MB in the beginning and 105.7MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-12 02:29:41,007 INFO L158 Benchmark]: Boogie Procedure Inliner took 103.82ms. Allocated memory is still 167.8MB. Free memory was 105.7MB in the beginning and 100.8MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 02:29:41,007 INFO L158 Benchmark]: Boogie Preprocessor took 62.47ms. Allocated memory is still 167.8MB. Free memory was 100.8MB in the beginning and 97.9MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 02:29:41,008 INFO L158 Benchmark]: RCFGBuilder took 1024.26ms. Allocated memory is still 167.8MB. Free memory was 97.9MB in the beginning and 70.0MB in the end (delta: 27.9MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-12 02:29:41,008 INFO L158 Benchmark]: TraceAbstraction took 17968.63ms. Allocated memory was 167.8MB in the beginning and 274.7MB in the end (delta: 107.0MB). Free memory was 69.4MB in the beginning and 223.8MB in the end (delta: -154.5MB). Peak memory consumption was 101.0MB. Max. memory is 16.1GB. [2023-11-12 02:29:41,008 INFO L158 Benchmark]: Witness Printer took 3.91ms. Allocated memory is still 274.7MB. Free memory is still 223.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 02:29:41,011 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 167.8MB. Free memory is still 139.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 628.33ms. Allocated memory is still 167.8MB. Free memory was 120.3MB in the beginning and 105.7MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 103.82ms. Allocated memory is still 167.8MB. Free memory was 105.7MB in the beginning and 100.8MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.47ms. Allocated memory is still 167.8MB. Free memory was 100.8MB in the beginning and 97.9MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1024.26ms. Allocated memory is still 167.8MB. Free memory was 97.9MB in the beginning and 70.0MB in the end (delta: 27.9MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * TraceAbstraction took 17968.63ms. Allocated memory was 167.8MB in the beginning and 274.7MB in the end (delta: 107.0MB). Free memory was 69.4MB in the beginning and 223.8MB in the end (delta: -154.5MB). Peak memory consumption was 101.0MB. Max. memory is 16.1GB. * Witness Printer took 3.91ms. Allocated memory is still 274.7MB. Free memory is still 223.8MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet7 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short24 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 168, overapproximation of someBinaryFLOATComparisonOperation at line 61, overapproximation of bitwiseOr at line 111. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = -64; [L23] unsigned char var_1_3 = 1; [L24] signed char var_1_5 = -32; [L25] unsigned short int var_1_6 = 256; [L26] unsigned long int var_1_10 = 256; [L27] double var_1_12 = 8.2; [L28] signed char var_1_13 = 16; [L29] signed char var_1_14 = 10; [L30] double var_1_15 = 199.125; [L31] double var_1_16 = 9.4; [L32] double var_1_17 = 9999999999999.6; [L33] unsigned char var_1_20 = 32; [L34] unsigned char var_1_21 = 128; [L35] unsigned char var_1_22 = 64; [L36] unsigned long int var_1_23 = 64; [L37] unsigned long int var_1_24 = 5; [L38] unsigned short int var_1_25 = 2; [L39] unsigned short int var_1_26 = 1; [L40] unsigned short int var_1_27 = 64; [L41] signed long int var_1_28 = -4; [L42] unsigned long int var_1_29 = 10; [L43] unsigned char var_1_30 = 4; [L44] unsigned char var_1_31 = 16; [L45] signed long int var_1_32 = 8; [L46] float var_1_33 = 24.55; [L47] signed long int var_1_34 = 5; [L48] unsigned short int var_1_35 = 256; [L49] unsigned char var_1_36 = 0; [L50] unsigned long int last_1_var_1_10 = 256; [L51] unsigned char last_1_var_1_20 = 32; VAL [isInitial=0, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=1, var_1_5=-32, var_1_6=256] [L172] isInitial = 1 [L173] FCALL initially() [L174] COND TRUE 1 [L175] CALL updateLastVariables() [L164] last_1_var_1_10 = var_1_10 [L165] last_1_var_1_20 = var_1_20 VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=1, var_1_5=-32, var_1_6=256] [L175] RET updateLastVariables() [L176] CALL updateVariables() [L119] var_1_3 = __VERIFIER_nondet_uchar() [L120] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_5=-32, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_5=-32, var_1_6=256] [L120] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_5=-32, var_1_6=256] [L121] CALL assume_abort_if_not(var_1_3 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-32, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-32, var_1_6=256] [L121] RET assume_abort_if_not(var_1_3 <= 1) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-32, var_1_6=256] [L122] var_1_5 = __VERIFIER_nondet_char() [L123] CALL assume_abort_if_not(var_1_5 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L123] RET assume_abort_if_not(var_1_5 >= -127) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L124] CALL assume_abort_if_not(var_1_5 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L124] RET assume_abort_if_not(var_1_5 <= 126) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L125] var_1_13 = __VERIFIER_nondet_char() [L126] CALL assume_abort_if_not(var_1_13 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L126] RET assume_abort_if_not(var_1_13 >= -1) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L127] CALL assume_abort_if_not(var_1_13 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L127] RET assume_abort_if_not(var_1_13 <= 127) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L128] var_1_14 = __VERIFIER_nondet_char() [L129] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L129] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L130] CALL assume_abort_if_not(var_1_14 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L130] RET assume_abort_if_not(var_1_14 <= 127) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L131] var_1_15 = __VERIFIER_nondet_double() [L132] CALL assume_abort_if_not((var_1_15 >= -922337.2036854776000e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L132] RET assume_abort_if_not((var_1_15 >= -922337.2036854776000e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L133] CALL assume_abort_if_not(var_1_15 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L133] RET assume_abort_if_not(var_1_15 != 0.0F) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L134] var_1_16 = __VERIFIER_nondet_double() [L135] CALL assume_abort_if_not((var_1_16 >= -922337.2036854765600e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L135] RET assume_abort_if_not((var_1_16 >= -922337.2036854765600e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L136] var_1_21 = __VERIFIER_nondet_uchar() [L137] CALL assume_abort_if_not(var_1_21 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L137] RET assume_abort_if_not(var_1_21 >= 127) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L138] CALL assume_abort_if_not(var_1_21 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L138] RET assume_abort_if_not(var_1_21 <= 254) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L139] var_1_22 = __VERIFIER_nondet_uchar() [L140] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L140] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L141] CALL assume_abort_if_not(var_1_22 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L141] RET assume_abort_if_not(var_1_22 <= 127) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L142] var_1_25 = __VERIFIER_nondet_ushort() [L143] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_25=65534, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_25=65534, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L143] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_25=65534, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L144] CALL assume_abort_if_not(var_1_25 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_25=65534, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_25=65534, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L144] RET assume_abort_if_not(var_1_25 <= 65535) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_25=65534, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L145] var_1_26 = __VERIFIER_nondet_ushort() [L146] CALL assume_abort_if_not(var_1_26 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_25=65534, var_1_26=65535, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_25=65534, var_1_26=65535, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L146] RET assume_abort_if_not(var_1_26 >= 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_25=65534, var_1_26=65535, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L147] CALL assume_abort_if_not(var_1_26 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_25=65534, var_1_26=65535, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_25=65534, var_1_26=65535, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L147] RET assume_abort_if_not(var_1_26 <= 65535) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_25=65534, var_1_26=65535, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L148] var_1_27 = __VERIFIER_nondet_ushort() [L149] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_25=65534, var_1_26=65535, var_1_27=65535, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_25=65534, var_1_26=65535, var_1_27=65535, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L149] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_25=65534, var_1_26=65535, var_1_27=65535, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L150] CALL assume_abort_if_not(var_1_27 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_25=65534, var_1_26=65535, var_1_27=65535, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_25=65534, var_1_26=65535, var_1_27=65535, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L150] RET assume_abort_if_not(var_1_27 <= 65535) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_25=65534, var_1_26=65535, var_1_27=65535, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L151] var_1_31 = __VERIFIER_nondet_uchar() [L152] CALL assume_abort_if_not(var_1_31 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_25=65534, var_1_26=65535, var_1_27=65535, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=128, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_25=65534, var_1_26=65535, var_1_27=65535, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=128, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L152] RET assume_abort_if_not(var_1_31 >= 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_25=65534, var_1_26=65535, var_1_27=65535, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=128, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L153] CALL assume_abort_if_not(var_1_31 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_25=65534, var_1_26=65535, var_1_27=65535, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=128, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_25=65534, var_1_26=65535, var_1_27=65535, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=128, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L153] RET assume_abort_if_not(var_1_31 <= 254) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_25=65534, var_1_26=65535, var_1_27=65535, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=128, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L154] var_1_33 = __VERIFIER_nondet_float() [L155] CALL assume_abort_if_not((var_1_33 >= -922337.2036854776000e+13F && var_1_33 <= -1.0e-20F) || (var_1_33 <= 9223372.036854776000e+12F && var_1_33 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_25=65534, var_1_26=65535, var_1_27=65535, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=128, var_1_32=8, var_1_33=4, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_25=65534, var_1_26=65535, var_1_27=65535, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=128, var_1_32=8, var_1_33=4, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L155] RET assume_abort_if_not((var_1_33 >= -922337.2036854776000e+13F && var_1_33 <= -1.0e-20F) || (var_1_33 <= 9223372.036854776000e+12F && var_1_33 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_25=65534, var_1_26=65535, var_1_27=65535, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=128, var_1_32=8, var_1_33=4, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L156] var_1_34 = __VERIFIER_nondet_long() [L157] CALL assume_abort_if_not(var_1_34 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_25=65534, var_1_26=65535, var_1_27=65535, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=128, var_1_32=8, var_1_33=4, var_1_34=2147483647, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_25=65534, var_1_26=65535, var_1_27=65535, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=128, var_1_32=8, var_1_33=4, var_1_34=2147483647, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L157] RET assume_abort_if_not(var_1_34 >= -2147483648) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_25=65534, var_1_26=65535, var_1_27=65535, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=128, var_1_32=8, var_1_33=4, var_1_34=2147483647, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L158] CALL assume_abort_if_not(var_1_34 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_25=65534, var_1_26=65535, var_1_27=65535, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=128, var_1_32=8, var_1_33=4, var_1_34=2147483647, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_25=65534, var_1_26=65535, var_1_27=65535, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=128, var_1_32=8, var_1_33=4, var_1_34=2147483647, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L158] RET assume_abort_if_not(var_1_34 <= 2147483647) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_25=65534, var_1_26=65535, var_1_27=65535, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=128, var_1_32=8, var_1_33=4, var_1_34=2147483647, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-1, var_1_6=256] [L159] var_1_36 = __VERIFIER_nondet_uchar() [L160] CALL assume_abort_if_not(var_1_36 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_25=65534, var_1_26=65535, var_1_27=65535, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=128, var_1_32=8, var_1_33=4, var_1_34=2147483647, var_1_35=256, var_1_36=1, var_1_3=0, var_1_5=-1, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_25=65534, var_1_26=65535, var_1_27=65535, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=128, var_1_32=8, var_1_33=4, var_1_34=2147483647, var_1_35=256, var_1_36=1, var_1_3=0, var_1_5=-1, var_1_6=256] [L160] RET assume_abort_if_not(var_1_36 >= 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_25=65534, var_1_26=65535, var_1_27=65535, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=128, var_1_32=8, var_1_33=4, var_1_34=2147483647, var_1_35=256, var_1_36=1, var_1_3=0, var_1_5=-1, var_1_6=256] [L161] CALL assume_abort_if_not(var_1_36 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_25=65534, var_1_26=65535, var_1_27=65535, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=128, var_1_32=8, var_1_33=4, var_1_34=2147483647, var_1_35=256, var_1_36=1, var_1_3=0, var_1_5=-1, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_25=65534, var_1_26=65535, var_1_27=65535, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=128, var_1_32=8, var_1_33=4, var_1_34=2147483647, var_1_35=256, var_1_36=1, var_1_3=0, var_1_5=-1, var_1_6=256] [L161] RET assume_abort_if_not(var_1_36 <= 1) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_25=65534, var_1_26=65535, var_1_27=65535, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=128, var_1_32=8, var_1_33=4, var_1_34=2147483647, var_1_35=256, var_1_36=1, var_1_3=0, var_1_5=-1, var_1_6=256] [L176] RET updateVariables() [L177] CALL step() [L55] COND FALSE !(var_1_25 >= ((((var_1_26) > (var_1_27)) ? (var_1_26) : (var_1_27)))) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_25=65534, var_1_26=65535, var_1_27=65535, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=128, var_1_32=8, var_1_33=4, var_1_34=2147483647, var_1_35=256, var_1_36=1, var_1_3=0, var_1_5=-1, var_1_6=256] [L58] var_1_28 = var_1_27 [L59] var_1_29 = var_1_26 [L60] var_1_30 = var_1_31 VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_25=65534, var_1_26=65535, var_1_27=65535, var_1_28=65535, var_1_29=65535, var_1_30=128, var_1_31=128, var_1_32=8, var_1_33=4, var_1_34=2147483647, var_1_35=256, var_1_36=1, var_1_3=0, var_1_5=-1, var_1_6=256] [L61] COND FALSE !(((((1.25f) < 0 ) ? -(1.25f) : (1.25f))) != var_1_33) [L68] var_1_32 = var_1_30 VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_25=65534, var_1_26=65535, var_1_27=65535, var_1_28=65535, var_1_29=65535, var_1_30=128, var_1_31=128, var_1_32=128, var_1_33=4, var_1_34=2147483647, var_1_35=256, var_1_36=1, var_1_3=0, var_1_5=-1, var_1_6=256] [L70] COND TRUE \read(var_1_36) [L71] var_1_35 = ((((var_1_30) > (((((128) < 0 ) ? -(128) : (128))))) ? (var_1_30) : (((((128) < 0 ) ? -(128) : (128)))))) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_25=65534, var_1_26=65535, var_1_27=65535, var_1_28=65535, var_1_29=65535, var_1_30=128, var_1_31=128, var_1_32=128, var_1_33=4, var_1_34=2147483647, var_1_35=128, var_1_36=1, var_1_3=0, var_1_5=-1, var_1_6=256] [L73] COND FALSE !(\read(var_1_3)) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_25=65534, var_1_26=65535, var_1_27=65535, var_1_28=65535, var_1_29=65535, var_1_30=128, var_1_31=128, var_1_32=128, var_1_33=4, var_1_34=2147483647, var_1_35=128, var_1_36=1, var_1_3=0, var_1_5=-1, var_1_6=256] [L78] signed long int stepLocal_2 = var_1_5 * var_1_13; VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, stepLocal_2=-2, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_25=65534, var_1_26=65535, var_1_27=65535, var_1_28=65535, var_1_29=65535, var_1_30=128, var_1_31=128, var_1_32=128, var_1_33=4, var_1_34=2147483647, var_1_35=128, var_1_36=1, var_1_3=0, var_1_5=-1, var_1_6=256] [L79] COND TRUE stepLocal_2 > last_1_var_1_10 [L80] var_1_20 = ((((((((var_1_21 - var_1_14)) > ((var_1_22 + 8))) ? ((var_1_21 - var_1_14)) : ((var_1_22 + 8)))) < 0 ) ? -(((((var_1_21 - var_1_14)) > ((var_1_22 + 8))) ? ((var_1_21 - var_1_14)) : ((var_1_22 + 8)))) : (((((var_1_21 - var_1_14)) > ((var_1_22 + 8))) ? ((var_1_21 - var_1_14)) : ((var_1_22 + 8)))))) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, stepLocal_2=-2, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=66, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_25=65534, var_1_26=65535, var_1_27=65535, var_1_28=65535, var_1_29=65535, var_1_30=128, var_1_31=128, var_1_32=128, var_1_33=4, var_1_34=2147483647, var_1_35=128, var_1_36=1, var_1_3=0, var_1_5=-1, var_1_6=256] [L82] COND TRUE (((((var_1_14 - var_1_20)) < (var_1_5)) ? ((var_1_14 - var_1_20)) : (var_1_5))) < var_1_20 VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, stepLocal_2=-2, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=66, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_25=65534, var_1_26=65535, var_1_27=65535, var_1_28=65535, var_1_29=65535, var_1_30=128, var_1_31=128, var_1_32=128, var_1_33=4, var_1_34=2147483647, var_1_35=128, var_1_36=1, var_1_3=0, var_1_5=-1, var_1_6=256] [L83] COND FALSE !(\read(var_1_3)) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, stepLocal_2=-2, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=66, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_25=65534, var_1_26=65535, var_1_27=65535, var_1_28=65535, var_1_29=65535, var_1_30=128, var_1_31=128, var_1_32=128, var_1_33=4, var_1_34=2147483647, var_1_35=128, var_1_36=1, var_1_3=0, var_1_5=-1, var_1_6=256] [L87] unsigned char stepLocal_1 = var_1_17 <= var_1_17; VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, stepLocal_1=0, stepLocal_2=-2, var_1_10=256, var_1_12=41/5, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=66, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_25=65534, var_1_26=65535, var_1_27=65535, var_1_28=65535, var_1_29=65535, var_1_30=128, var_1_31=128, var_1_32=128, var_1_33=4, var_1_34=2147483647, var_1_35=128, var_1_36=1, var_1_3=0, var_1_5=-1, var_1_6=256] [L88] COND FALSE !(stepLocal_1 || var_1_3) [L93] var_1_12 = var_1_16 VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, stepLocal_1=0, stepLocal_2=-2, var_1_10=256, var_1_12=3, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=66, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_25=65534, var_1_26=65535, var_1_27=65535, var_1_28=65535, var_1_29=65535, var_1_30=128, var_1_31=128, var_1_32=128, var_1_33=4, var_1_34=2147483647, var_1_35=128, var_1_36=1, var_1_3=0, var_1_5=-1, var_1_6=256] [L95] COND FALSE !(99999.8f < var_1_17) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, stepLocal_1=0, stepLocal_2=-2, var_1_10=256, var_1_12=3, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=66, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_25=65534, var_1_26=65535, var_1_27=65535, var_1_28=65535, var_1_29=65535, var_1_30=128, var_1_31=128, var_1_32=128, var_1_33=4, var_1_34=2147483647, var_1_35=128, var_1_36=1, var_1_3=0, var_1_5=-1, var_1_6=256] [L106] COND FALSE !((var_1_17 + var_1_12) <= var_1_17) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, stepLocal_1=0, stepLocal_2=-2, var_1_10=256, var_1_12=3, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=66, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_25=65534, var_1_26=65535, var_1_27=65535, var_1_28=65535, var_1_29=65535, var_1_30=128, var_1_31=128, var_1_32=128, var_1_33=4, var_1_34=2147483647, var_1_35=128, var_1_36=1, var_1_3=0, var_1_5=-1, var_1_6=256] [L111] EXPR var_1_6 ^ var_1_20 VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, stepLocal_1=0, stepLocal_2=-2, var_1_10=256, var_1_12=3, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=66, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_25=65534, var_1_26=65535, var_1_27=65535, var_1_28=65535, var_1_29=65535, var_1_30=128, var_1_31=128, var_1_32=128, var_1_33=4, var_1_34=2147483647, var_1_35=128, var_1_36=1, var_1_3=0, var_1_5=-1, var_1_6=256] [L111] unsigned long int stepLocal_0 = (var_1_6 ^ var_1_20) + var_1_23; [L112] COND FALSE !(var_1_20 <= stepLocal_0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, stepLocal_0=65, stepLocal_1=0, stepLocal_2=-2, var_1_10=256, var_1_12=3, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=66, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_25=65534, var_1_26=65535, var_1_27=65535, var_1_28=65535, var_1_29=65535, var_1_30=128, var_1_31=128, var_1_32=128, var_1_33=4, var_1_34=2147483647, var_1_35=128, var_1_36=1, var_1_3=0, var_1_5=-1, var_1_6=256] [L177] RET step() [L178] CALL, EXPR property() [L168] EXPR (((99999.8f < var_1_17) ? ((! var_1_3) ? ((var_1_17 >= (var_1_17 / 2.5f)) ? (var_1_3 ? (var_1_1 == ((signed char) var_1_5)) : (var_1_1 == ((signed char) var_1_5))) : 1) : 1) : 1) && (var_1_3 ? (((last_1_var_1_10 + (var_1_5 + last_1_var_1_20)) >= last_1_var_1_20) ? (var_1_6 == ((unsigned short int) last_1_var_1_20)) : 1) : 1)) && ((var_1_20 <= ((var_1_6 ^ var_1_20) + var_1_23)) ? ((var_1_12 == var_1_12) ? (var_1_10 == ((unsigned long int) 0u)) : 1) : 1) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=3, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=66, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_25=65534, var_1_26=65535, var_1_27=65535, var_1_28=65535, var_1_29=65535, var_1_30=128, var_1_31=128, var_1_32=128, var_1_33=4, var_1_34=2147483647, var_1_35=128, var_1_36=1, var_1_3=0, var_1_5=-1, var_1_6=256] [L168-L169] return (((((((99999.8f < var_1_17) ? ((! var_1_3) ? ((var_1_17 >= (var_1_17 / 2.5f)) ? (var_1_3 ? (var_1_1 == ((signed char) var_1_5)) : (var_1_1 == ((signed char) var_1_5))) : 1) : 1) : 1) && (var_1_3 ? (((last_1_var_1_10 + (var_1_5 + last_1_var_1_20)) >= last_1_var_1_20) ? (var_1_6 == ((unsigned short int) last_1_var_1_20)) : 1) : 1)) && ((var_1_20 <= ((var_1_6 ^ var_1_20) + var_1_23)) ? ((var_1_12 == var_1_12) ? (var_1_10 == ((unsigned long int) 0u)) : 1) : 1)) && (((var_1_17 <= var_1_17) || var_1_3) ? (((var_1_17 / var_1_15) > 25.25) ? (var_1_12 == ((double) 128.5)) : 1) : (var_1_12 == ((double) var_1_16)))) && (((((((var_1_14 - var_1_20)) < (var_1_5)) ? ((var_1_14 - var_1_20)) : (var_1_5))) < var_1_20) ? (var_1_3 ? (var_1_17 == ((double) 128.1)) : 1) : 1)) && (((var_1_5 * var_1_13) > last_1_var_1_10) ? (var_1_20 == ((unsigned char) ((((((((var_1_21 - var_1_14)) > ((var_1_22 + 8))) ? ((var_1_21 - var_1_14)) : ((var_1_22 + 8)))) < 0 ) ? -(((((var_1_21 - var_1_14)) > ((var_1_22 + 8))) ? ((var_1_21 - var_1_14)) : ((var_1_22 + 8)))) : (((((var_1_21 - var_1_14)) > ((var_1_22 + 8))) ? ((var_1_21 - var_1_14)) : ((var_1_22 + 8)))))))) : 1)) && (((var_1_17 + var_1_12) <= var_1_17) ? ((var_1_6 >= var_1_6) ? (var_1_23 == ((unsigned long int) var_1_20)) : 1) : 1) ; [L178] RET, EXPR property() [L178] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=3, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=66, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_25=65534, var_1_26=65535, var_1_27=65535, var_1_28=65535, var_1_29=65535, var_1_30=128, var_1_31=128, var_1_32=128, var_1_33=4, var_1_34=2147483647, var_1_35=128, var_1_36=1, var_1_3=0, var_1_5=-1, var_1_6=256] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=3, var_1_13=2, var_1_14=65, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=66, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_25=65534, var_1_26=65535, var_1_27=65535, var_1_28=65535, var_1_29=65535, var_1_30=128, var_1_31=128, var_1_32=128, var_1_33=4, var_1_34=2147483647, var_1_35=128, var_1_36=1, var_1_3=0, var_1_5=-1, var_1_6=256] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 102 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 17.7s, OverallIterations: 8, TraceHistogramMax: 28, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 3.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1481 SdHoareTripleChecker+Valid, 1.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1481 mSDsluCounter, 2760 SdHoareTripleChecker+Invalid, 1.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1533 mSDsCounter, 324 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 845 IncrementalHoareTripleChecker+Invalid, 1169 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 324 mSolverCounterUnsat, 1227 mSDtfsCounter, 845 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1480 GetRequests, 1413 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 652 ImplicationChecksByTransitivity, 1.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=786occurred in iteration=7, InterpolantAutomatonStates: 50, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 7 MinimizatonAttempts, 273 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 9.2s InterpolantComputationTime, 1640 NumberOfCodeBlocks, 1640 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1450 ConstructedInterpolants, 0 QuantifiedInterpolants, 7238 SizeOfPredicates, 24 NumberOfNonLiveVariables, 3042 ConjunctsInSsa, 49 ConjunctsInUnsatCore, 8 InterpolantComputations, 6 PerfectInterpolantSequences, 11724/12096 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 [2023-11-12 02:29:41,060 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl --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 fcab9d14a39efb8d0bba4b7e607a800a4978f63d5ac50f5af469476854f605eb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 02:29:43,822 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:29:43,955 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-12 02:29:43,966 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:29:43,967 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:29:44,015 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:29:44,017 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:29:44,018 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:29:44,019 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 02:29:44,022 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 02:29:44,023 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:29:44,024 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:29:44,024 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:29:44,028 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:29:44,031 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 02:29:44,031 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 02:29:44,033 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 02:29:44,033 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:29:44,034 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 02:29:44,034 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 02:29:44,035 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 02:29:44,035 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 02:29:44,036 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 02:29:44,036 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 02:29:44,037 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 02:29:44,037 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 02:29:44,038 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:29:44,038 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:29:44,039 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:29:44,039 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 02:29:44,041 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:29:44,041 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:29:44,041 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 02:29:44,042 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 02:29:44,042 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-12 02:29:44,043 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 02:29:44,043 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-12 02:29:44,043 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 02:29:44,043 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-12 02:29:44,045 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 02:29:44,045 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-12 02:29:44,045 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-12 02:29:44,046 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_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fcab9d14a39efb8d0bba4b7e607a800a4978f63d5ac50f5af469476854f605eb [2023-11-12 02:29:44,478 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:29:44,506 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:29:44,509 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:29:44,510 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:29:44,511 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:29:44,513 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-3.i [2023-11-12 02:29:47,629 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:29:47,926 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:29:47,927 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-3.i [2023-11-12 02:29:47,939 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/data/8a5a86200/8d25ed4b0e644e3e9a7416fde4a9b88f/FLAG831d76dc0 [2023-11-12 02:29:47,956 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/data/8a5a86200/8d25ed4b0e644e3e9a7416fde4a9b88f [2023-11-12 02:29:47,959 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:29:47,962 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:29:47,963 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:29:47,963 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:29:47,971 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:29:47,972 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:29:47" (1/1) ... [2023-11-12 02:29:47,973 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@933dc5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:29:47, skipping insertion in model container [2023-11-12 02:29:47,973 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:29:47" (1/1) ... [2023-11-12 02:29:48,033 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:29:48,255 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_91b80608-804d-4e35-aef1-8722249687e1/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-3.i[914,927] [2023-11-12 02:29:48,383 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:29:48,419 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 02:29:48,440 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_91b80608-804d-4e35-aef1-8722249687e1/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-3.i[914,927] [2023-11-12 02:29:48,507 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:29:48,544 INFO L206 MainTranslator]: Completed translation [2023-11-12 02:29:48,545 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:29:48 WrapperNode [2023-11-12 02:29:48,545 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 02:29:48,546 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 02:29:48,546 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 02:29:48,547 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 02:29:48,555 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:29:48" (1/1) ... [2023-11-12 02:29:48,586 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:29:48" (1/1) ... [2023-11-12 02:29:48,637 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 178 [2023-11-12 02:29:48,639 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 02:29:48,641 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 02:29:48,641 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 02:29:48,641 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 02:29:48,652 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:29:48" (1/1) ... [2023-11-12 02:29:48,653 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:29:48" (1/1) ... [2023-11-12 02:29:48,669 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:29:48" (1/1) ... [2023-11-12 02:29:48,679 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:29:48" (1/1) ... [2023-11-12 02:29:48,707 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:29:48" (1/1) ... [2023-11-12 02:29:48,711 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:29:48" (1/1) ... [2023-11-12 02:29:48,718 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:29:48" (1/1) ... [2023-11-12 02:29:48,730 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:29:48" (1/1) ... [2023-11-12 02:29:48,739 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 02:29:48,740 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 02:29:48,745 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 02:29:48,745 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 02:29:48,746 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:29:48" (1/1) ... [2023-11-12 02:29:48,754 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:29:48,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:29:48,794 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 02:29:48,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 02:29:48,850 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 02:29:48,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 02:29:48,851 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 02:29:48,851 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 02:29:48,851 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 02:29:48,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 02:29:48,949 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 02:29:48,951 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 02:29:58,975 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 02:29:58,983 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 02:29:58,984 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 02:29:58,986 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:29:58 BoogieIcfgContainer [2023-11-12 02:29:58,986 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 02:29:58,989 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 02:29:58,989 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 02:29:58,993 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 02:29:58,993 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 02:29:47" (1/3) ... [2023-11-12 02:29:58,994 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7734dc46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:29:58, skipping insertion in model container [2023-11-12 02:29:58,994 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:29:48" (2/3) ... [2023-11-12 02:29:58,995 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7734dc46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:29:58, skipping insertion in model container [2023-11-12 02:29:58,995 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:29:58" (3/3) ... [2023-11-12 02:29:58,997 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-3.i [2023-11-12 02:29:59,015 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 02:29:59,016 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 02:29:59,066 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 02:29:59,072 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;@10917d13, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-12 02:29:59,073 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 02:29:59,077 INFO L276 IsEmpty]: Start isEmpty. Operand has 85 states, 54 states have (on average 1.4444444444444444) internal successors, (78), 55 states have internal predecessors, (78), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-12 02:29:59,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2023-11-12 02:29:59,094 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:29:59,095 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:29:59,096 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:29:59,101 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:29:59,102 INFO L85 PathProgramCache]: Analyzing trace with hash -1239711294, now seen corresponding path program 1 times [2023-11-12 02:29:59,117 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-12 02:29:59,118 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [883444782] [2023-11-12 02:29:59,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:29:59,119 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 [2023-11-12 02:29:59,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/mathsat [2023-11-12 02:29:59,120 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/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) [2023-11-12 02:29:59,141 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/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 [2023-11-12 02:30:00,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:30:00,647 INFO L262 TraceCheckSpWp]: Trace formula consists of 287 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 02:30:00,662 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:30:00,725 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 614 proven. 0 refuted. 0 times theorem prover too weak. 898 trivial. 0 not checked. [2023-11-12 02:30:00,725 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:30:00,726 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-12 02:30:00,727 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [883444782] [2023-11-12 02:30:00,727 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [883444782] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:30:00,728 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:30:00,728 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 02:30:00,730 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1520062406] [2023-11-12 02:30:00,731 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:30:00,737 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-12 02:30:00,738 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-12 02:30:00,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-12 02:30:00,773 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 02:30:00,776 INFO L87 Difference]: Start difference. First operand has 85 states, 54 states have (on average 1.4444444444444444) internal successors, (78), 55 states have internal predecessors, (78), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-12 02:30:00,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:30:00,818 INFO L93 Difference]: Finished difference Result 163 states and 290 transitions. [2023-11-12 02:30:00,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-12 02:30:00,821 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 178 [2023-11-12 02:30:00,821 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:30:00,830 INFO L225 Difference]: With dead ends: 163 [2023-11-12 02:30:00,830 INFO L226 Difference]: Without dead ends: 81 [2023-11-12 02:30:00,835 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 177 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 02:30:00,839 INFO L413 NwaCegarLoop]: 126 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 126 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-12 02:30:00,840 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 126 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 02:30:00,859 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2023-11-12 02:30:00,908 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2023-11-12 02:30:00,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 51 states have (on average 1.3725490196078431) internal successors, (70), 51 states have internal predecessors, (70), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-12 02:30:00,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 126 transitions. [2023-11-12 02:30:00,923 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 126 transitions. Word has length 178 [2023-11-12 02:30:00,924 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:30:00,924 INFO L495 AbstractCegarLoop]: Abstraction has 81 states and 126 transitions. [2023-11-12 02:30:00,925 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-12 02:30:00,925 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 126 transitions. [2023-11-12 02:30:00,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2023-11-12 02:30:00,939 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:30:00,940 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:30:00,973 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/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 [2023-11-12 02:30:01,156 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/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 [2023-11-12 02:30:01,156 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:30:01,157 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:30:01,157 INFO L85 PathProgramCache]: Analyzing trace with hash 1045848062, now seen corresponding path program 1 times [2023-11-12 02:30:01,159 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-12 02:30:01,159 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1896428564] [2023-11-12 02:30:01,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:30:01,160 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 [2023-11-12 02:30:01,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/mathsat [2023-11-12 02:30:01,161 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/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) [2023-11-12 02:30:01,172 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b80608-804d-4e35-aef1-8722249687e1/bin/uautomizer-verify-uTZkv6EMXl/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 [2023-11-12 02:30:02,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:30:02,612 INFO L262 TraceCheckSpWp]: Trace formula consists of 287 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-12 02:30:02,622 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:30:05,677 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-12 02:30:05,677 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:30:05,678 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-12 02:30:05,678 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1896428564] [2023-11-12 02:30:05,678 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1896428564] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:30:05,679 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:30:05,679 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 02:30:05,679 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1413492050] [2023-11-12 02:30:05,680 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:30:05,682 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-12 02:30:05,682 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-12 02:30:05,683 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-12 02:30:05,684 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-12 02:30:05,684 INFO L87 Difference]: Start difference. First operand 81 states and 126 transitions. Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-12 02:30:08,583 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.77s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 02:30:11,635 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []