./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-72.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b9a9ca-581a-47cf-b284-9bb13c0c76ab/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b9a9ca-581a-47cf-b284-9bb13c0c76ab/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b9a9ca-581a-47cf-b284-9bb13c0c76ab/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b9a9ca-581a-47cf-b284-9bb13c0c76ab/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-72.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b9a9ca-581a-47cf-b284-9bb13c0c76ab/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b9a9ca-581a-47cf-b284-9bb13c0c76ab/bin/utaipan-verify-mE87zJ7Ire --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0db42bac05c6362c851289bbc35e155a5af49930f5a1f3612b1ad7844d1dd6d9 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:20:26,917 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:20:27,072 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b9a9ca-581a-47cf-b284-9bb13c0c76ab/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 21:20:27,080 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:20:27,083 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:20:27,142 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:20:27,145 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:20:27,146 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:20:27,147 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:20:27,153 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:20:27,154 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:20:27,156 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:20:27,156 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:20:27,158 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:20:27,159 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:20:27,159 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:20:27,160 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:20:27,160 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:20:27,162 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:20:27,163 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:20:27,164 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:20:27,164 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:20:27,166 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:20:27,166 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:20:27,167 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:20:27,167 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:20:27,168 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:20:27,168 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:20:27,169 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:20:27,169 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:20:27,171 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:20:27,171 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:20:27,172 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:20:27,172 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:20:27,173 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:20:27,173 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:20:27,173 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:20:27,174 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:20:27,175 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:20:27,175 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:20:27,175 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:20:27,176 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:20:27,176 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:20:27,176 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:20:27,177 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:20:27,177 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:20:27,178 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:20:27,178 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_78b9a9ca-581a-47cf-b284-9bb13c0c76ab/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b9a9ca-581a-47cf-b284-9bb13c0c76ab/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0db42bac05c6362c851289bbc35e155a5af49930f5a1f3612b1ad7844d1dd6d9 [2023-11-23 21:20:27,574 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:20:27,609 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:20:27,612 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:20:27,614 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:20:27,615 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:20:27,616 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b9a9ca-581a-47cf-b284-9bb13c0c76ab/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-72.i [2023-11-23 21:20:31,062 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:20:31,376 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:20:31,376 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b9a9ca-581a-47cf-b284-9bb13c0c76ab/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-72.i [2023-11-23 21:20:31,388 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b9a9ca-581a-47cf-b284-9bb13c0c76ab/bin/utaipan-verify-mE87zJ7Ire/data/b8dbfd024/1fdf4b9153944a56b6c080634776c048/FLAG8fbf49167 [2023-11-23 21:20:31,416 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b9a9ca-581a-47cf-b284-9bb13c0c76ab/bin/utaipan-verify-mE87zJ7Ire/data/b8dbfd024/1fdf4b9153944a56b6c080634776c048 [2023-11-23 21:20:31,422 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:20:31,424 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:20:31,430 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:20:31,430 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:20:31,437 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:20:31,438 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:20:31" (1/1) ... [2023-11-23 21:20:31,439 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4824434c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:20:31, skipping insertion in model container [2023-11-23 21:20:31,439 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:20:31" (1/1) ... [2023-11-23 21:20:31,496 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:20:31,668 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_78b9a9ca-581a-47cf-b284-9bb13c0c76ab/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-72.i[917,930] [2023-11-23 21:20:31,760 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:20:31,777 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:20:31,791 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_78b9a9ca-581a-47cf-b284-9bb13c0c76ab/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-72.i[917,930] [2023-11-23 21:20:31,832 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:20:31,853 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:20:31,854 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:20:31 WrapperNode [2023-11-23 21:20:31,854 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:20:31,855 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:20:31,855 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:20:31,856 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:20:31,865 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:20:31" (1/1) ... [2023-11-23 21:20:31,878 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:20:31" (1/1) ... [2023-11-23 21:20:31,937 INFO L138 Inliner]: procedures = 26, calls = 53, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 205 [2023-11-23 21:20:31,937 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:20:31,938 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:20:31,938 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:20:31,938 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:20:31,963 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:20:31" (1/1) ... [2023-11-23 21:20:31,964 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:20:31" (1/1) ... [2023-11-23 21:20:31,973 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:20:31" (1/1) ... [2023-11-23 21:20:31,979 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:20:31" (1/1) ... [2023-11-23 21:20:32,008 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:20:31" (1/1) ... [2023-11-23 21:20:32,013 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:20:31" (1/1) ... [2023-11-23 21:20:32,016 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:20:31" (1/1) ... [2023-11-23 21:20:32,019 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:20:31" (1/1) ... [2023-11-23 21:20:32,024 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:20:32,025 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:20:32,025 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:20:32,026 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:20:32,027 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:20:31" (1/1) ... [2023-11-23 21:20:32,047 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:20:32,066 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b9a9ca-581a-47cf-b284-9bb13c0c76ab/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:20:32,097 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b9a9ca-581a-47cf-b284-9bb13c0c76ab/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:20:32,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b9a9ca-581a-47cf-b284-9bb13c0c76ab/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:20:32,207 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:20:32,208 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:20:32,208 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:20:32,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:20:32,210 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:20:32,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:20:32,450 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:20:32,453 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:20:32,968 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:20:33,231 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:20:33,231 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:20:33,234 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:20:33 BoogieIcfgContainer [2023-11-23 21:20:33,234 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:20:33,238 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:20:33,238 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:20:33,243 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:20:33,243 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:20:31" (1/3) ... [2023-11-23 21:20:33,244 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68a0cf8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:20:33, skipping insertion in model container [2023-11-23 21:20:33,245 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:20:31" (2/3) ... [2023-11-23 21:20:33,245 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68a0cf8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:20:33, skipping insertion in model container [2023-11-23 21:20:33,246 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:20:33" (3/3) ... [2023-11-23 21:20:33,247 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-72.i [2023-11-23 21:20:33,274 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:20:33,274 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:20:33,352 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:20:33,366 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=FINITE_AUTOMATA, 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;@ba07f70, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:20:33,366 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:20:33,371 INFO L276 IsEmpty]: Start isEmpty. Operand has 72 states, 29 states have (on average 1.103448275862069) internal successors, (32), 30 states have internal predecessors, (32), 40 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2023-11-23 21:20:33,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-11-23 21:20:33,391 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:20:33,392 INFO L195 NwaCegarLoop]: trace histogram [40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:20:33,393 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:20:33,400 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:20:33,400 INFO L85 PathProgramCache]: Analyzing trace with hash -1883269866, now seen corresponding path program 1 times [2023-11-23 21:20:33,412 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:20:33,413 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [619047799] [2023-11-23 21:20:33,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:20:33,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:20:33,757 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 21:20:33,758 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1506031003] [2023-11-23 21:20:33,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:20:33,759 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:20:33,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b9a9ca-581a-47cf-b284-9bb13c0c76ab/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:20:33,761 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b9a9ca-581a-47cf-b284-9bb13c0c76ab/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:20:33,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b9a9ca-581a-47cf-b284-9bb13c0c76ab/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 21:20:34,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:20:34,158 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:20:34,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:20:34,663 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 21:20:34,667 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 21:20:34,669 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:20:34,690 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b9a9ca-581a-47cf-b284-9bb13c0c76ab/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:20:34,881 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b9a9ca-581a-47cf-b284-9bb13c0c76ab/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-23 21:20:34,887 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 21:20:34,904 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:20:35,092 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:20:35 BoogieIcfgContainer [2023-11-23 21:20:35,092 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:20:35,093 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:20:35,093 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:20:35,093 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:20:35,094 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:20:33" (3/4) ... [2023-11-23 21:20:35,097 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:20:35,099 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:20:35,100 INFO L158 Benchmark]: Toolchain (without parser) took 3675.88ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 118.6MB in the beginning and 115.8MB in the end (delta: 2.8MB). Peak memory consumption was 35.1MB. Max. memory is 16.1GB. [2023-11-23 21:20:35,101 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 117.4MB. Free memory is still 91.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:20:35,102 INFO L158 Benchmark]: CACSL2BoogieTranslator took 424.31ms. Allocated memory is still 151.0MB. Free memory was 118.6MB in the beginning and 104.6MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-23 21:20:35,103 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.00ms. Allocated memory is still 151.0MB. Free memory was 104.0MB in the beginning and 101.6MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:20:35,104 INFO L158 Benchmark]: Boogie Preprocessor took 86.21ms. Allocated memory is still 151.0MB. Free memory was 101.6MB in the beginning and 99.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:20:35,105 INFO L158 Benchmark]: RCFGBuilder took 1208.94ms. Allocated memory is still 151.0MB. Free memory was 99.5MB in the beginning and 82.8MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-23 21:20:35,106 INFO L158 Benchmark]: TraceAbstraction took 1854.55ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 82.3MB in the beginning and 115.8MB in the end (delta: -33.4MB). Peak memory consumption was 1.2MB. Max. memory is 16.1GB. [2023-11-23 21:20:35,106 INFO L158 Benchmark]: Witness Printer took 5.90ms. Allocated memory is still 182.5MB. Free memory is still 115.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:20:35,111 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 117.4MB. Free memory is still 91.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 424.31ms. Allocated memory is still 151.0MB. Free memory was 118.6MB in the beginning and 104.6MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.00ms. Allocated memory is still 151.0MB. Free memory was 104.0MB in the beginning and 101.6MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 86.21ms. Allocated memory is still 151.0MB. Free memory was 101.6MB in the beginning and 99.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1208.94ms. Allocated memory is still 151.0MB. Free memory was 99.5MB in the beginning and 82.8MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1854.55ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 82.3MB in the beginning and 115.8MB in the end (delta: -33.4MB). Peak memory consumption was 1.2MB. Max. memory is 16.1GB. * Witness Printer took 5.90ms. Allocated memory is still 182.5MB. Free memory is still 115.8MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 57, overapproximation of someBinaryFLOATComparisonOperation at line 131. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = 16; [L23] double var_1_2 = 4.125; [L24] double var_1_3 = 2.75; [L25] unsigned long int var_1_4 = 1; [L26] unsigned long int var_1_5 = 100; [L27] unsigned long int var_1_6 = 0; [L28] signed short int var_1_7 = 64; [L29] signed short int var_1_8 = -128; [L30] signed short int var_1_9 = 1; [L31] signed char var_1_10 = 2; [L32] signed char var_1_11 = 1; [L33] unsigned char var_1_12 = 1; [L34] unsigned char var_1_13 = 0; [L35] float var_1_14 = 64.3; [L36] double var_1_15 = 100.25; [L37] signed char var_1_16 = 32; [L38] unsigned char var_1_17 = 1; [L39] unsigned char var_1_18 = 0; [L40] unsigned char var_1_19 = 0; [L41] double var_1_20 = 9.25; [L42] double var_1_21 = 255.05; [L43] double var_1_22 = 25.5; [L44] unsigned char var_1_23 = 2; [L45] unsigned long int var_1_24 = 1; [L46] unsigned char var_1_25 = 1; [L47] unsigned short int var_1_26 = 5; [L48] unsigned char var_1_27 = 128; [L49] unsigned char var_1_28 = 1; [L50] signed long int var_1_29 = 128; [L51] signed long int var_1_30 = -64; [L52] unsigned long int var_1_31 = 1; [L170] isInitial = 1 [L171] FCALL initially() [L172] COND TRUE 1 [L173] FCALL updateLastVariables() [L174] CALL updateVariables() [L99] var_1_2 = __VERIFIER_nondet_double() [L100] CALL assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_3=11/4, var_1_4=1, var_1_5=100, var_1_6=0, var_1_7=64, var_1_8=-128, var_1_9=1] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_3=11/4, var_1_4=1, var_1_5=100, var_1_6=0, var_1_7=64, var_1_8=-128, var_1_9=1] [L101] var_1_3 = __VERIFIER_nondet_double() [L102] CALL assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_4=1, var_1_5=100, var_1_6=0, var_1_7=64, var_1_8=-128, var_1_9=1] [L20] COND FALSE !(!cond) [L102] RET assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_4=1, var_1_5=100, var_1_6=0, var_1_7=64, var_1_8=-128, var_1_9=1] [L103] var_1_4 = __VERIFIER_nondet_ulong() [L104] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_5=100, var_1_6=0, var_1_7=64, var_1_8=-128, var_1_9=1] [L20] COND FALSE !(!cond) [L104] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=2, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_5=100, var_1_6=0, var_1_7=64, var_1_8=-128, var_1_9=1] [L105] CALL assume_abort_if_not(var_1_4 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_5=100, var_1_6=0, var_1_7=64, var_1_8=-128, var_1_9=1] [L20] COND FALSE !(!cond) [L105] RET assume_abort_if_not(var_1_4 <= 4294967295) VAL [isInitial=1, var_1_10=2, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_5=100, var_1_6=0, var_1_7=64, var_1_8=-128, var_1_9=1] [L106] var_1_5 = __VERIFIER_nondet_ulong() [L107] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_6=0, var_1_7=64, var_1_8=-128, var_1_9=1] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_10=2, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_6=0, var_1_7=64, var_1_8=-128, var_1_9=1] [L108] CALL assume_abort_if_not(var_1_5 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_6=0, var_1_7=64, var_1_8=-128, var_1_9=1] [L20] COND FALSE !(!cond) [L108] RET assume_abort_if_not(var_1_5 <= 4294967295) VAL [isInitial=1, var_1_10=2, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_6=0, var_1_7=64, var_1_8=-128, var_1_9=1] [L109] var_1_6 = __VERIFIER_nondet_ulong() [L110] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=64, var_1_8=-128, var_1_9=1] [L20] COND FALSE !(!cond) [L110] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=2, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=64, var_1_8=-128, var_1_9=1] [L111] CALL assume_abort_if_not(var_1_6 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=64, var_1_8=-128, var_1_9=1] [L20] COND FALSE !(!cond) [L111] RET assume_abort_if_not(var_1_6 <= 4294967295) VAL [isInitial=1, var_1_10=2, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=64, var_1_8=-128, var_1_9=1] [L112] var_1_7 = __VERIFIER_nondet_short() [L113] CALL assume_abort_if_not(var_1_7 >= -16383) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=0, var_1_8=-128, var_1_9=1] [L20] COND FALSE !(!cond) [L113] RET assume_abort_if_not(var_1_7 >= -16383) VAL [isInitial=1, var_1_10=2, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=0, var_1_8=-128, var_1_9=1] [L114] CALL assume_abort_if_not(var_1_7 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=0, var_1_8=-128, var_1_9=1] [L20] COND FALSE !(!cond) [L114] RET assume_abort_if_not(var_1_7 <= 16383) VAL [isInitial=1, var_1_10=2, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=0, var_1_8=-128, var_1_9=1] [L115] var_1_8 = __VERIFIER_nondet_short() [L116] CALL assume_abort_if_not(var_1_8 >= -16383) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=0, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L116] RET assume_abort_if_not(var_1_8 >= -16383) VAL [isInitial=1, var_1_10=2, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=0, var_1_8=0, var_1_9=1] [L117] CALL assume_abort_if_not(var_1_8 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=0, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L117] RET assume_abort_if_not(var_1_8 <= 16383) VAL [isInitial=1, var_1_10=2, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=0, var_1_8=0, var_1_9=1] [L118] var_1_9 = __VERIFIER_nondet_short() [L119] CALL assume_abort_if_not(var_1_9 >= -16383) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=0, var_1_8=0, var_1_9=-50] [L20] COND FALSE !(!cond) [L119] RET assume_abort_if_not(var_1_9 >= -16383) VAL [isInitial=1, var_1_10=2, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=0, var_1_8=0, var_1_9=-50] [L120] CALL assume_abort_if_not(var_1_9 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=0, var_1_8=0, var_1_9=-50] [L20] COND FALSE !(!cond) [L120] RET assume_abort_if_not(var_1_9 <= 16383) VAL [isInitial=1, var_1_10=2, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=0, var_1_8=0, var_1_9=-50] [L121] var_1_11 = __VERIFIER_nondet_char() [L122] CALL assume_abort_if_not(var_1_11 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=-63, var_1_12=1, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=0, var_1_8=0, var_1_9=-50] [L20] COND FALSE !(!cond) [L122] RET assume_abort_if_not(var_1_11 >= -63) VAL [isInitial=1, var_1_10=2, var_1_11=-63, var_1_12=1, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=0, var_1_8=0, var_1_9=-50] [L123] CALL assume_abort_if_not(var_1_11 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=-63, var_1_12=1, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=0, var_1_8=0, var_1_9=-50] [L20] COND FALSE !(!cond) [L123] RET assume_abort_if_not(var_1_11 <= 63) VAL [isInitial=1, var_1_10=2, var_1_11=-63, var_1_12=1, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=0, var_1_8=0, var_1_9=-50] [L124] var_1_12 = __VERIFIER_nondet_uchar() [L125] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=-63, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=0, var_1_8=0, var_1_9=-50] [L20] COND FALSE !(!cond) [L125] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, var_1_10=2, var_1_11=-63, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=0, var_1_8=0, var_1_9=-50] [L126] CALL assume_abort_if_not(var_1_12 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=-63, var_1_12=1, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=0, var_1_8=0, var_1_9=-50] [L20] COND FALSE !(!cond) [L126] RET assume_abort_if_not(var_1_12 <= 1) VAL [isInitial=1, var_1_10=2, var_1_11=-63, var_1_12=1, var_1_13=0, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=0, var_1_8=0, var_1_9=-50] [L127] var_1_13 = __VERIFIER_nondet_uchar() [L128] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=-63, var_1_12=1, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=0, var_1_8=0, var_1_9=-50] [L20] COND FALSE !(!cond) [L128] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, var_1_10=2, var_1_11=-63, var_1_12=1, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=0, var_1_8=0, var_1_9=-50] [L129] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=-63, var_1_12=1, var_1_13=1, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=0, var_1_8=0, var_1_9=-50] [L20] COND FALSE !(!cond) [L129] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, var_1_10=2, var_1_11=-63, var_1_12=1, var_1_13=1, var_1_14=643/10, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=0, var_1_8=0, var_1_9=-50] [L130] var_1_14 = __VERIFIER_nondet_float() [L131] CALL assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=-63, var_1_12=1, var_1_13=1, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=0, var_1_8=0, var_1_9=-50] [L20] COND FALSE !(!cond) [L131] RET assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2, var_1_11=-63, var_1_12=1, var_1_13=1, var_1_15=401/4, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=0, var_1_8=0, var_1_9=-50] [L132] var_1_15 = __VERIFIER_nondet_double() [L133] 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, var_1_10=2, var_1_11=-63, var_1_12=1, var_1_13=1, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=0, var_1_8=0, var_1_9=-50] [L20] COND FALSE !(!cond) [L133] 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, var_1_10=2, var_1_11=-63, var_1_12=1, var_1_13=1, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=0, var_1_8=0, var_1_9=-50] [L134] var_1_16 = __VERIFIER_nondet_char() [L135] CALL assume_abort_if_not(var_1_16 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=-63, var_1_12=1, var_1_13=1, var_1_16=63, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=0, var_1_8=0, var_1_9=-50] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not(var_1_16 >= -63) VAL [isInitial=1, var_1_10=2, var_1_11=-63, var_1_12=1, var_1_13=1, var_1_16=63, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=0, var_1_8=0, var_1_9=-50] [L136] CALL assume_abort_if_not(var_1_16 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=-63, var_1_12=1, var_1_13=1, var_1_16=63, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=0, var_1_8=0, var_1_9=-50] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(var_1_16 <= 63) VAL [isInitial=1, var_1_10=2, var_1_11=-63, var_1_12=1, var_1_13=1, var_1_16=63, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=0, var_1_8=0, var_1_9=-50] [L137] var_1_18 = __VERIFIER_nondet_uchar() [L138] CALL assume_abort_if_not(var_1_18 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=-63, var_1_12=1, var_1_13=1, var_1_16=63, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=0, var_1_8=0, var_1_9=-50] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_18 >= 1) VAL [isInitial=1, var_1_10=2, var_1_11=-63, var_1_12=1, var_1_13=1, var_1_16=63, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=0, var_1_8=0, var_1_9=-50] [L139] CALL assume_abort_if_not(var_1_18 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=-63, var_1_12=1, var_1_13=1, var_1_16=63, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=0, var_1_8=0, var_1_9=-50] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_18 <= 1) VAL [isInitial=1, var_1_10=2, var_1_11=-63, var_1_12=1, var_1_13=1, var_1_16=63, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=0, var_1_8=0, var_1_9=-50] [L140] var_1_19 = __VERIFIER_nondet_uchar() [L141] CALL assume_abort_if_not(var_1_19 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=-63, var_1_12=1, var_1_13=1, var_1_16=63, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=0, var_1_8=0, var_1_9=-50] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_19 >= 1) VAL [isInitial=1, var_1_10=2, var_1_11=-63, var_1_12=1, var_1_13=1, var_1_16=63, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=0, var_1_8=0, var_1_9=-50] [L142] CALL assume_abort_if_not(var_1_19 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=-63, var_1_12=1, var_1_13=1, var_1_16=63, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=0, var_1_8=0, var_1_9=-50] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_19 <= 1) VAL [isInitial=1, var_1_10=2, var_1_11=-63, var_1_12=1, var_1_13=1, var_1_16=63, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=0, var_1_8=0, var_1_9=-50] [L143] var_1_21 = __VERIFIER_nondet_double() [L144] CALL assume_abort_if_not((var_1_21 >= -922337.2036854765600e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=-63, var_1_12=1, var_1_13=1, var_1_16=63, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=0, var_1_8=0, var_1_9=-50] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not((var_1_21 >= -922337.2036854765600e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2, var_1_11=-63, var_1_12=1, var_1_13=1, var_1_16=63, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_22=51/2, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=0, var_1_8=0, var_1_9=-50] [L145] var_1_22 = __VERIFIER_nondet_double() [L146] CALL assume_abort_if_not((var_1_22 >= -922337.2036854765600e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=-63, var_1_12=1, var_1_13=1, var_1_16=63, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=0, var_1_8=0, var_1_9=-50] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not((var_1_22 >= -922337.2036854765600e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2, var_1_11=-63, var_1_12=1, var_1_13=1, var_1_16=63, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_24=1, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=0, var_1_8=0, var_1_9=-50] [L147] var_1_24 = __VERIFIER_nondet_ulong() [L148] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=-63, var_1_12=1, var_1_13=1, var_1_16=63, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=0, var_1_8=0, var_1_9=-50] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, var_1_10=2, var_1_11=-63, var_1_12=1, var_1_13=1, var_1_16=63, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=0, var_1_8=0, var_1_9=-50] [L149] CALL assume_abort_if_not(var_1_24 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=-63, var_1_12=1, var_1_13=1, var_1_16=63, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=0, var_1_8=0, var_1_9=-50] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_24 <= 4294967295) VAL [isInitial=1, var_1_10=2, var_1_11=-63, var_1_12=1, var_1_13=1, var_1_16=63, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=0, var_1_8=0, var_1_9=-50] [L150] var_1_25 = __VERIFIER_nondet_uchar() [L151] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=-63, var_1_12=1, var_1_13=1, var_1_16=63, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=0, var_1_8=0, var_1_9=-50] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, var_1_10=2, var_1_11=-63, var_1_12=1, var_1_13=1, var_1_16=63, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=0, var_1_8=0, var_1_9=-50] [L152] CALL assume_abort_if_not(var_1_25 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=-63, var_1_12=1, var_1_13=1, var_1_16=63, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=0, var_1_8=0, var_1_9=-50] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_25 <= 254) VAL [isInitial=1, var_1_10=2, var_1_11=-63, var_1_12=1, var_1_13=1, var_1_16=63, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=0, var_1_8=0, var_1_9=-50] [L153] var_1_27 = __VERIFIER_nondet_uchar() [L154] CALL assume_abort_if_not(var_1_27 >= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=-63, var_1_12=1, var_1_13=1, var_1_16=63, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=0, var_1_8=0, var_1_9=-50] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_27 >= 127) VAL [isInitial=1, var_1_10=2, var_1_11=-63, var_1_12=1, var_1_13=1, var_1_16=63, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=0, var_1_8=0, var_1_9=-50] [L155] CALL assume_abort_if_not(var_1_27 <= 255) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=-63, var_1_12=1, var_1_13=1, var_1_16=63, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=0, var_1_8=0, var_1_9=-50] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_27 <= 255) VAL [isInitial=1, var_1_10=2, var_1_11=-63, var_1_12=1, var_1_13=1, var_1_16=63, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=1, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=0, var_1_8=0, var_1_9=-50] [L156] var_1_28 = __VERIFIER_nondet_uchar() [L157] CALL assume_abort_if_not(var_1_28 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=-63, var_1_12=1, var_1_13=1, var_1_16=63, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=0, var_1_8=0, var_1_9=-50] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_28 >= 0) VAL [isInitial=1, var_1_10=2, var_1_11=-63, var_1_12=1, var_1_13=1, var_1_16=63, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=0, var_1_8=0, var_1_9=-50] [L158] CALL assume_abort_if_not(var_1_28 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=-63, var_1_12=1, var_1_13=1, var_1_16=63, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=16, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=0, var_1_8=0, var_1_9=-50] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_28 <= 127) VAL [isInitial=1, var_1_10=2, var_1_11=-63, var_1_12=1, var_1_13=1, var_1_16=63, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=16, var_1_29=128, var_1_30=-64, var_1_31=1, var_1_7=0, var_1_8=0, var_1_9=-50] [L159] var_1_30 = __VERIFIER_nondet_long() [L160] CALL assume_abort_if_not(var_1_30 >= -2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=-63, var_1_12=1, var_1_13=1, var_1_16=63, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=16, var_1_29=128, var_1_30=-2147483647, var_1_31=1, var_1_7=0, var_1_8=0, var_1_9=-50] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_30 >= -2147483647) VAL [isInitial=1, var_1_10=2, var_1_11=-63, var_1_12=1, var_1_13=1, var_1_16=63, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=16, var_1_29=128, var_1_30=-2147483647, var_1_31=1, var_1_7=0, var_1_8=0, var_1_9=-50] [L161] CALL assume_abort_if_not(var_1_30 <= 2147483646) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=-63, var_1_12=1, var_1_13=1, var_1_16=63, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=16, var_1_29=128, var_1_30=-2147483647, var_1_31=1, var_1_7=0, var_1_8=0, var_1_9=-50] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_30 <= 2147483646) VAL [isInitial=1, var_1_10=2, var_1_11=-63, var_1_12=1, var_1_13=1, var_1_16=63, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=16, var_1_29=128, var_1_30=-2147483647, var_1_31=1, var_1_7=0, var_1_8=0, var_1_9=-50] [L174] RET updateVariables() [L175] CALL step() [L56] unsigned long int stepLocal_0 = var_1_4 * var_1_5; [L57] COND TRUE ((((var_1_2) < (63.5)) ? (var_1_2) : (63.5))) > (2.4 * var_1_3) [L58] COND TRUE stepLocal_0 <= (~ var_1_6) [L59] var_1_1 = (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8))) + var_1_9) [L66] COND FALSE !((var_1_4 * var_1_5) <= var_1_6) [L69] COND TRUE var_1_12 || var_1_13 [L70] COND FALSE !((((((var_1_2) < 0 ) ? -(var_1_2) : (var_1_2))) - var_1_14) == (var_1_3 + var_1_15)) [L73] var_1_10 = var_1_11 [L79] var_1_17 = (var_1_18 && var_1_19) [L80] COND FALSE !(! var_1_18) [L83] COND TRUE (var_1_4 + var_1_5) > var_1_24 [L84] var_1_23 = var_1_25 [L86] COND TRUE 256 >= var_1_7 [L87] COND FALSE !(var_1_17 && (var_1_25 >= (var_1_27 - var_1_28))) [L90] var_1_26 = var_1_28 [L95] var_1_29 = var_1_30 [L96] var_1_31 = var_1_26 [L175] RET step() [L176] CALL, EXPR property() [L166-L167] return ((((((((((((var_1_2) < (63.5)) ? (var_1_2) : (63.5))) > (2.4 * var_1_3)) ? (((var_1_4 * var_1_5) <= (~ var_1_6)) ? (var_1_1 == ((signed short int) (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8))) + var_1_9))) : (var_1_1 == ((signed short int) var_1_8))) : (var_1_1 == ((signed short int) -50))) && (((var_1_4 * var_1_5) <= var_1_6) ? (var_1_10 == ((signed char) (var_1_11 + 10))) : ((var_1_12 || var_1_13) ? (((((((var_1_2) < 0 ) ? -(var_1_2) : (var_1_2))) - var_1_14) == (var_1_3 + var_1_15)) ? (var_1_10 == ((signed char) (var_1_11 + var_1_16))) : (var_1_10 == ((signed char) var_1_11))) : (var_1_10 == ((signed char) var_1_16))))) && (var_1_17 == ((unsigned char) (var_1_18 && var_1_19)))) && ((! var_1_18) ? (var_1_20 == ((double) ((((var_1_21) > (var_1_22)) ? (var_1_21) : (var_1_22))))) : 1)) && (((var_1_4 + var_1_5) > var_1_24) ? (var_1_23 == ((unsigned char) var_1_25)) : 1)) && ((256 >= var_1_7) ? ((var_1_17 && (var_1_25 >= (var_1_27 - var_1_28))) ? (var_1_26 == ((unsigned short int) 16)) : (var_1_26 == ((unsigned short int) var_1_28))) : (var_1_26 == ((unsigned short int) var_1_25)))) && (var_1_29 == ((signed long int) var_1_30))) && (var_1_31 == ((unsigned long int) var_1_26)) ; [L176] RET, EXPR property() [L176] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=-63, var_1_11=-63, var_1_12=1, var_1_13=1, var_1_16=63, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=-50, var_1_20=37/4, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=127, var_1_28=16, var_1_29=-2147483647, var_1_30=-2147483647, var_1_31=16, var_1_4=33, var_1_5=4294967264, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=-50] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=-63, var_1_11=-63, var_1_12=1, var_1_13=1, var_1_16=63, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=-50, var_1_20=37/4, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=127, var_1_28=16, var_1_29=-2147483647, var_1_30=-2147483647, var_1_31=16, var_1_4=33, var_1_5=4294967264, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=-50] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 72 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.6s, OverallIterations: 1, TraceHistogramMax: 40, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=72occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 147 NumberOfCodeBlocks, 147 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 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 [2023-11-23 21:20:35,166 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b9a9ca-581a-47cf-b284-9bb13c0c76ab/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b9a9ca-581a-47cf-b284-9bb13c0c76ab/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b9a9ca-581a-47cf-b284-9bb13c0c76ab/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b9a9ca-581a-47cf-b284-9bb13c0c76ab/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b9a9ca-581a-47cf-b284-9bb13c0c76ab/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-72.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b9a9ca-581a-47cf-b284-9bb13c0c76ab/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b9a9ca-581a-47cf-b284-9bb13c0c76ab/bin/utaipan-verify-mE87zJ7Ire --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0db42bac05c6362c851289bbc35e155a5af49930f5a1f3612b1ad7844d1dd6d9 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:20:38,375 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:20:38,521 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b9a9ca-581a-47cf-b284-9bb13c0c76ab/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 21:20:38,528 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:20:38,529 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:20:38,562 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:20:38,563 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:20:38,563 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:20:38,564 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:20:38,565 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:20:38,565 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:20:38,566 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:20:38,567 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:20:38,567 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:20:38,568 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:20:38,569 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:20:38,570 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:20:38,570 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:20:38,571 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:20:38,571 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:20:38,572 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:20:38,573 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:20:38,573 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:20:38,574 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:20:38,574 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:20:38,574 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:20:38,575 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:20:38,575 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:20:38,576 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:20:38,576 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:20:38,577 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:20:38,577 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:20:38,578 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:20:38,578 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:20:38,578 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:20:38,578 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:20:38,579 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:20:38,579 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:20:38,579 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:20:38,580 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:20:38,580 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:20:38,580 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:20:38,580 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:20:38,581 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:20:38,581 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_78b9a9ca-581a-47cf-b284-9bb13c0c76ab/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b9a9ca-581a-47cf-b284-9bb13c0c76ab/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0db42bac05c6362c851289bbc35e155a5af49930f5a1f3612b1ad7844d1dd6d9 [2023-11-23 21:20:39,019 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:20:39,056 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:20:39,059 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:20:39,060 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:20:39,061 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:20:39,062 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b9a9ca-581a-47cf-b284-9bb13c0c76ab/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-72.i [2023-11-23 21:20:42,509 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:20:42,823 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:20:42,823 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b9a9ca-581a-47cf-b284-9bb13c0c76ab/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-72.i [2023-11-23 21:20:42,839 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b9a9ca-581a-47cf-b284-9bb13c0c76ab/bin/utaipan-verify-mE87zJ7Ire/data/a12097190/79bd890eebcf477f81ddbd193b8c0a42/FLAG312c47a34 [2023-11-23 21:20:42,860 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b9a9ca-581a-47cf-b284-9bb13c0c76ab/bin/utaipan-verify-mE87zJ7Ire/data/a12097190/79bd890eebcf477f81ddbd193b8c0a42 [2023-11-23 21:20:42,867 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:20:42,869 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:20:42,871 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:20:42,871 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:20:42,880 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:20:42,881 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:20:42" (1/1) ... [2023-11-23 21:20:42,882 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ae76b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:20:42, skipping insertion in model container [2023-11-23 21:20:42,882 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:20:42" (1/1) ... [2023-11-23 21:20:42,939 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:20:43,129 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_78b9a9ca-581a-47cf-b284-9bb13c0c76ab/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-72.i[917,930] [2023-11-23 21:20:43,204 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:20:43,226 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:20:43,241 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_78b9a9ca-581a-47cf-b284-9bb13c0c76ab/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-72.i[917,930] [2023-11-23 21:20:43,283 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:20:43,306 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:20:43,307 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:20:43 WrapperNode [2023-11-23 21:20:43,307 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:20:43,308 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:20:43,308 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:20:43,309 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:20:43,318 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:20:43" (1/1) ... [2023-11-23 21:20:43,346 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:20:43" (1/1) ... [2023-11-23 21:20:43,388 INFO L138 Inliner]: procedures = 27, calls = 53, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 199 [2023-11-23 21:20:43,389 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:20:43,390 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:20:43,390 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:20:43,390 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:20:43,400 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:20:43" (1/1) ... [2023-11-23 21:20:43,401 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:20:43" (1/1) ... [2023-11-23 21:20:43,407 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:20:43" (1/1) ... [2023-11-23 21:20:43,407 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:20:43" (1/1) ... [2023-11-23 21:20:43,440 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:20:43" (1/1) ... [2023-11-23 21:20:43,444 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:20:43" (1/1) ... [2023-11-23 21:20:43,448 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:20:43" (1/1) ... [2023-11-23 21:20:43,451 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:20:43" (1/1) ... [2023-11-23 21:20:43,472 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:20:43,473 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:20:43,473 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:20:43,473 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:20:43,474 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:20:43" (1/1) ... [2023-11-23 21:20:43,494 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:20:43,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b9a9ca-581a-47cf-b284-9bb13c0c76ab/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:20:43,541 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b9a9ca-581a-47cf-b284-9bb13c0c76ab/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:20:43,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b9a9ca-581a-47cf-b284-9bb13c0c76ab/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:20:43,584 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:20:43,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 21:20:43,584 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:20:43,584 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:20:43,584 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:20:43,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:20:43,687 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:20:43,689 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:20:51,800 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:20:51,897 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:20:51,898 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:20:51,899 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:20:51 BoogieIcfgContainer [2023-11-23 21:20:51,899 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:20:51,903 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:20:51,903 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:20:51,908 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:20:51,908 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:20:42" (1/3) ... [2023-11-23 21:20:51,910 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53a38541 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:20:51, skipping insertion in model container [2023-11-23 21:20:51,910 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:20:43" (2/3) ... [2023-11-23 21:20:51,911 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53a38541 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:20:51, skipping insertion in model container [2023-11-23 21:20:51,911 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:20:51" (3/3) ... [2023-11-23 21:20:51,924 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-72.i [2023-11-23 21:20:51,952 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:20:51,953 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:20:52,039 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:20:52,049 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=FINITE_AUTOMATA, 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;@7389b94, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:20:52,049 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:20:52,056 INFO L276 IsEmpty]: Start isEmpty. Operand has 86 states, 43 states have (on average 1.3255813953488371) internal successors, (57), 44 states have internal predecessors, (57), 40 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2023-11-23 21:20:52,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2023-11-23 21:20:52,098 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:20:52,100 INFO L195 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:20:52,101 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:20:52,110 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:20:52,110 INFO L85 PathProgramCache]: Analyzing trace with hash 776048479, now seen corresponding path program 1 times [2023-11-23 21:20:52,131 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:20:52,132 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [817379242] [2023-11-23 21:20:52,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:20:52,134 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 [2023-11-23 21:20:52,135 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b9a9ca-581a-47cf-b284-9bb13c0c76ab/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:20:52,137 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b9a9ca-581a-47cf-b284-9bb13c0c76ab/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 21:20:52,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b9a9ca-581a-47cf-b284-9bb13c0c76ab/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:20:52,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:20:53,019 INFO L262 TraceCheckSpWp]: Trace formula consists of 368 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 21:20:53,059 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:20:53,171 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 1310 proven. 0 refuted. 0 times theorem prover too weak. 1810 trivial. 0 not checked. [2023-11-23 21:20:53,171 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:20:53,172 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:20:53,173 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [817379242] [2023-11-23 21:20:53,174 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [817379242] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:20:53,174 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:20:53,174 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:20:53,189 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2103273088] [2023-11-23 21:20:53,191 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:20:53,198 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:20:53,198 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:20:53,240 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:20:53,241 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:20:53,245 INFO L87 Difference]: Start difference. First operand has 86 states, 43 states have (on average 1.3255813953488371) internal successors, (57), 44 states have internal predecessors, (57), 40 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) Second operand has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (40), 2 states have call predecessors, (40), 2 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2023-11-23 21:20:55,579 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:20:55,580 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:20:55,581 INFO L93 Difference]: Finished difference Result 169 states and 312 transitions. [2023-11-23 21:20:55,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:20:55,633 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (40), 2 states have call predecessors, (40), 2 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) Word has length 234 [2023-11-23 21:20:55,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:20:55,643 INFO L225 Difference]: With dead ends: 169 [2023-11-23 21:20:55,644 INFO L226 Difference]: Without dead ends: 84 [2023-11-23 21:20:55,652 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 233 GetRequests, 233 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:20:55,658 INFO L413 NwaCegarLoop]: 129 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 129 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2023-11-23 21:20:55,662 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 129 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.2s Time] [2023-11-23 21:20:55,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2023-11-23 21:20:55,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 84. [2023-11-23 21:20:55,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 42 states have (on average 1.2380952380952381) internal successors, (52), 42 states have internal predecessors, (52), 40 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2023-11-23 21:20:55,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 132 transitions. [2023-11-23 21:20:55,746 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 132 transitions. Word has length 234 [2023-11-23 21:20:55,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:20:55,747 INFO L495 AbstractCegarLoop]: Abstraction has 84 states and 132 transitions. [2023-11-23 21:20:55,748 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (40), 2 states have call predecessors, (40), 2 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2023-11-23 21:20:55,748 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 132 transitions. [2023-11-23 21:20:55,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2023-11-23 21:20:55,756 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:20:55,756 INFO L195 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:20:55,775 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b9a9ca-581a-47cf-b284-9bb13c0c76ab/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:20:55,974 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b9a9ca-581a-47cf-b284-9bb13c0c76ab/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:20:55,974 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:20:55,975 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:20:55,976 INFO L85 PathProgramCache]: Analyzing trace with hash 411403035, now seen corresponding path program 1 times [2023-11-23 21:20:55,977 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:20:55,978 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [276653649] [2023-11-23 21:20:55,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:20:55,978 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 [2023-11-23 21:20:55,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b9a9ca-581a-47cf-b284-9bb13c0c76ab/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:20:55,980 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b9a9ca-581a-47cf-b284-9bb13c0c76ab/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 21:20:55,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b9a9ca-581a-47cf-b284-9bb13c0c76ab/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:20:56,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:20:56,885 INFO L262 TraceCheckSpWp]: Trace formula consists of 368 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 21:20:56,900 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:20:58,181 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 1527 proven. 45 refuted. 0 times theorem prover too weak. 1548 trivial. 0 not checked. [2023-11-23 21:20:58,185 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:20:59,146 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 72 proven. 45 refuted. 0 times theorem prover too weak. 3003 trivial. 0 not checked. [2023-11-23 21:20:59,146 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:20:59,152 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [276653649] [2023-11-23 21:20:59,152 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [276653649] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:20:59,153 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [439817410] [2023-11-23 21:20:59,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:20:59,155 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 21:20:59,155 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b9a9ca-581a-47cf-b284-9bb13c0c76ab/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 21:20:59,158 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b9a9ca-581a-47cf-b284-9bb13c0c76ab/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 21:20:59,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b9a9ca-581a-47cf-b284-9bb13c0c76ab/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-23 21:21:00,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:21:00,811 INFO L262 TraceCheckSpWp]: Trace formula consists of 368 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 21:21:00,822 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:21:01,831 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 1527 proven. 45 refuted. 0 times theorem prover too weak. 1548 trivial. 0 not checked. [2023-11-23 21:21:01,832 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:21:02,478 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 72 proven. 45 refuted. 0 times theorem prover too weak. 3003 trivial. 0 not checked. [2023-11-23 21:21:02,480 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [439817410] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:21:02,480 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1500157098] [2023-11-23 21:21:02,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:21:02,481 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:21:02,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b9a9ca-581a-47cf-b284-9bb13c0c76ab/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:21:02,485 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b9a9ca-581a-47cf-b284-9bb13c0c76ab/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:21:02,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b9a9ca-581a-47cf-b284-9bb13c0c76ab/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-23 21:21:02,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:21:02,875 INFO L262 TraceCheckSpWp]: Trace formula consists of 368 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 21:21:02,883 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:21:03,779 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 1527 proven. 45 refuted. 0 times theorem prover too weak. 1548 trivial. 0 not checked. [2023-11-23 21:21:03,780 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:21:04,422 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 72 proven. 45 refuted. 0 times theorem prover too weak. 3003 trivial. 0 not checked. [2023-11-23 21:21:04,422 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1500157098] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:21:04,423 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2023-11-23 21:21:04,423 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 7 [2023-11-23 21:21:04,431 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [47748885] [2023-11-23 21:21:04,431 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2023-11-23 21:21:04,438 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-23 21:21:04,438 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:21:04,441 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-23 21:21:04,441 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-23 21:21:04,442 INFO L87 Difference]: Start difference. First operand 84 states and 132 transitions. Second operand has 7 states, 7 states have (on average 6.571428571428571) internal successors, (46), 7 states have internal predecessors, (46), 2 states have call successors, (55), 2 states have call predecessors, (55), 4 states have return successors, (56), 2 states have call predecessors, (56), 2 states have call successors, (56) [2023-11-23 21:21:08,158 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:21:10,161 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:21:12,166 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:21:12,959 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:21:12,959 INFO L93 Difference]: Finished difference Result 214 states and 333 transitions. [2023-11-23 21:21:12,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-23 21:21:12,960 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.571428571428571) internal successors, (46), 7 states have internal predecessors, (46), 2 states have call successors, (55), 2 states have call predecessors, (55), 4 states have return successors, (56), 2 states have call predecessors, (56), 2 states have call successors, (56) Word has length 234 [2023-11-23 21:21:12,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:21:12,966 INFO L225 Difference]: With dead ends: 214 [2023-11-23 21:21:12,966 INFO L226 Difference]: Without dead ends: 131 [2023-11-23 21:21:12,968 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1402 GetRequests, 1390 SyntacticMatches, 3 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2023-11-23 21:21:12,970 INFO L413 NwaCegarLoop]: 125 mSDtfsCounter, 130 mSDsluCounter, 121 mSDsCounter, 0 mSdLazyCounter, 327 mSolverCounterSat, 109 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 154 SdHoareTripleChecker+Valid, 246 SdHoareTripleChecker+Invalid, 439 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 109 IncrementalHoareTripleChecker+Valid, 327 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.3s IncrementalHoareTripleChecker+Time [2023-11-23 21:21:12,970 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [154 Valid, 246 Invalid, 439 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [109 Valid, 327 Invalid, 3 Unknown, 0 Unchecked, 8.3s Time] [2023-11-23 21:21:12,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2023-11-23 21:21:13,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 126. [2023-11-23 21:21:13,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 126 states, 59 states have (on average 1.152542372881356) internal successors, (68), 60 states have internal predecessors, (68), 64 states have call successors, (64), 2 states have call predecessors, (64), 2 states have return successors, (64), 63 states have call predecessors, (64), 64 states have call successors, (64) [2023-11-23 21:21:13,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 196 transitions. [2023-11-23 21:21:13,004 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 196 transitions. Word has length 234 [2023-11-23 21:21:13,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:21:13,005 INFO L495 AbstractCegarLoop]: Abstraction has 126 states and 196 transitions. [2023-11-23 21:21:13,006 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.571428571428571) internal successors, (46), 7 states have internal predecessors, (46), 2 states have call successors, (55), 2 states have call predecessors, (55), 4 states have return successors, (56), 2 states have call predecessors, (56), 2 states have call successors, (56) [2023-11-23 21:21:13,006 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 196 transitions. [2023-11-23 21:21:13,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2023-11-23 21:21:13,011 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:21:13,011 INFO L195 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:21:13,029 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b9a9ca-581a-47cf-b284-9bb13c0c76ab/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-11-23 21:21:13,230 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b9a9ca-581a-47cf-b284-9bb13c0c76ab/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-23 21:21:13,448 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b9a9ca-581a-47cf-b284-9bb13c0c76ab/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-23 21:21:13,620 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b9a9ca-581a-47cf-b284-9bb13c0c76ab/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b9a9ca-581a-47cf-b284-9bb13c0c76ab/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b9a9ca-581a-47cf-b284-9bb13c0c76ab/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:21:13,620 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:21:13,621 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:21:13,621 INFO L85 PathProgramCache]: Analyzing trace with hash 468661337, now seen corresponding path program 1 times [2023-11-23 21:21:13,622 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:21:13,622 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1802803735] [2023-11-23 21:21:13,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:21:13,623 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 [2023-11-23 21:21:13,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b9a9ca-581a-47cf-b284-9bb13c0c76ab/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:21:13,625 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b9a9ca-581a-47cf-b284-9bb13c0c76ab/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 21:21:13,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b9a9ca-581a-47cf-b284-9bb13c0c76ab/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-11-23 21:21:14,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:21:14,209 INFO L262 TraceCheckSpWp]: Trace formula consists of 367 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-23 21:21:14,220 INFO L285 TraceCheckSpWp]: Computing forward predicates...