./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-7.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c9a78dc-9d7e-41e6-b1aa-f34083fbeee6/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c9a78dc-9d7e-41e6-b1aa-f34083fbeee6/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c9a78dc-9d7e-41e6-b1aa-f34083fbeee6/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c9a78dc-9d7e-41e6-b1aa-f34083fbeee6/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-7.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c9a78dc-9d7e-41e6-b1aa-f34083fbeee6/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c9a78dc-9d7e-41e6-b1aa-f34083fbeee6/bin/utaipan-verify-t7M7D8N6sZ --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 08d0e42b2ca6f6869ba0608d1edf614fcfc0f242782517b40bb55c4d570f676c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:07:39,680 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:07:39,752 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c9a78dc-9d7e-41e6-b1aa-f34083fbeee6/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 05:07:39,767 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:07:39,767 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:07:39,797 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:07:39,798 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:07:39,798 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:07:39,799 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:07:39,800 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:07:39,805 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:07:39,806 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:07:39,807 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:07:39,807 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 05:07:39,808 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:07:39,808 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:07:39,809 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 05:07:39,809 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 05:07:39,810 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:07:39,810 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 05:07:39,811 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 05:07:39,811 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 05:07:39,812 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:07:39,813 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:07:39,813 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:07:39,814 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 05:07:39,814 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:07:39,814 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:07:39,815 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:07:39,815 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:07:39,816 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:07:39,816 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:07:39,817 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:07:39,817 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:07:39,817 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:07:39,817 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:07:39,818 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:07:39,818 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:07:39,818 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:07:39,818 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:07:39,819 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 05:07:39,819 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 05:07:39,819 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:07:39,820 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:07:39,820 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:07:39,820 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_2c9a78dc-9d7e-41e6-b1aa-f34083fbeee6/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c9a78dc-9d7e-41e6-b1aa-f34083fbeee6/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 08d0e42b2ca6f6869ba0608d1edf614fcfc0f242782517b40bb55c4d570f676c [2023-11-19 05:07:40,130 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:07:40,174 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:07:40,177 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:07:40,178 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:07:40,179 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:07:40,181 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c9a78dc-9d7e-41e6-b1aa-f34083fbeee6/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-7.i [2023-11-19 05:07:43,290 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:07:43,541 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:07:43,541 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c9a78dc-9d7e-41e6-b1aa-f34083fbeee6/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-7.i [2023-11-19 05:07:43,555 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c9a78dc-9d7e-41e6-b1aa-f34083fbeee6/bin/utaipan-verify-t7M7D8N6sZ/data/c4b536b43/4f2cefaf52774331b0d9338b4e1056cd/FLAG1eeed3b14 [2023-11-19 05:07:43,572 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c9a78dc-9d7e-41e6-b1aa-f34083fbeee6/bin/utaipan-verify-t7M7D8N6sZ/data/c4b536b43/4f2cefaf52774331b0d9338b4e1056cd [2023-11-19 05:07:43,577 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:07:43,578 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:07:43,581 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:07:43,581 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:07:43,588 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:07:43,589 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:07:43" (1/1) ... [2023-11-19 05:07:43,590 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@baaf07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:43, skipping insertion in model container [2023-11-19 05:07:43,590 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:07:43" (1/1) ... [2023-11-19 05:07:43,628 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:07:43,789 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_2c9a78dc-9d7e-41e6-b1aa-f34083fbeee6/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-7.i[919,932] [2023-11-19 05:07:43,866 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:07:43,885 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:07:43,908 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_2c9a78dc-9d7e-41e6-b1aa-f34083fbeee6/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-7.i[919,932] [2023-11-19 05:07:44,003 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:07:44,049 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:07:44,050 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:44 WrapperNode [2023-11-19 05:07:44,050 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:07:44,053 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:07:44,054 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:07:44,054 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:07:44,062 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:44" (1/1) ... [2023-11-19 05:07:44,086 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:44" (1/1) ... [2023-11-19 05:07:44,141 INFO L138 Inliner]: procedures = 34, calls = 49, calls flagged for inlining = 14, calls inlined = 14, statements flattened = 209 [2023-11-19 05:07:44,142 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:07:44,142 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:07:44,143 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:07:44,143 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:07:44,155 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:44" (1/1) ... [2023-11-19 05:07:44,155 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:44" (1/1) ... [2023-11-19 05:07:44,169 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:44" (1/1) ... [2023-11-19 05:07:44,170 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:44" (1/1) ... [2023-11-19 05:07:44,182 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:44" (1/1) ... [2023-11-19 05:07:44,186 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:44" (1/1) ... [2023-11-19 05:07:44,189 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:44" (1/1) ... [2023-11-19 05:07:44,191 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:44" (1/1) ... [2023-11-19 05:07:44,196 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:07:44,197 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:07:44,197 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:07:44,197 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:07:44,198 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:44" (1/1) ... [2023-11-19 05:07:44,205 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:07:44,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c9a78dc-9d7e-41e6-b1aa-f34083fbeee6/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:07:44,234 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c9a78dc-9d7e-41e6-b1aa-f34083fbeee6/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:07:44,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c9a78dc-9d7e-41e6-b1aa-f34083fbeee6/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:07:44,280 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:07:44,280 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:07:44,280 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:07:44,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 05:07:44,281 INFO L130 BoogieDeclarations]: Found specification of procedure functionized7 [2023-11-19 05:07:44,281 INFO L138 BoogieDeclarations]: Found implementation of procedure functionized7 [2023-11-19 05:07:44,281 INFO L130 BoogieDeclarations]: Found specification of procedure functionized6 [2023-11-19 05:07:44,282 INFO L138 BoogieDeclarations]: Found implementation of procedure functionized6 [2023-11-19 05:07:44,282 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:07:44,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:07:44,379 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:07:44,382 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:07:44,803 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:07:45,076 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:07:45,076 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:07:45,083 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:07:45 BoogieIcfgContainer [2023-11-19 05:07:45,083 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:07:45,090 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:07:45,091 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:07:45,095 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:07:45,095 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:07:43" (1/3) ... [2023-11-19 05:07:45,096 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4bfdbd28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:07:45, skipping insertion in model container [2023-11-19 05:07:45,096 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:44" (2/3) ... [2023-11-19 05:07:45,098 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4bfdbd28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:07:45, skipping insertion in model container [2023-11-19 05:07:45,099 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:07:45" (3/3) ... [2023-11-19 05:07:45,101 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_functionizing_file-7.i [2023-11-19 05:07:45,127 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:07:45,128 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:07:45,189 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:07:45,197 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;@633345a8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:07:45,197 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:07:45,202 INFO L276 IsEmpty]: Start isEmpty. Operand has 70 states, 35 states have (on average 1.2285714285714286) internal successors, (43), 36 states have internal predecessors, (43), 30 states have call successors, (30), 3 states have call predecessors, (30), 3 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2023-11-19 05:07:45,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-11-19 05:07:45,216 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:07:45,217 INFO L195 NwaCegarLoop]: trace histogram [24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:07:45,218 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:07:45,223 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:07:45,223 INFO L85 PathProgramCache]: Analyzing trace with hash -1270065157, now seen corresponding path program 1 times [2023-11-19 05:07:45,232 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:07:45,233 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [978109551] [2023-11-19 05:07:45,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:07:45,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:07:45,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:07:45,826 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 05:07:46,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:07:46,243 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 05:07:46,247 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 05:07:46,248 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 05:07:46,251 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 05:07:46,260 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 05:07:46,271 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 05:07:46,391 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret14 could not be translated [2023-11-19 05:07:46,413 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 05:07:46 BoogieIcfgContainer [2023-11-19 05:07:46,413 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 05:07:46,414 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 05:07:46,414 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 05:07:46,414 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 05:07:46,415 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:07:45" (3/4) ... [2023-11-19 05:07:46,418 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 05:07:46,419 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 05:07:46,420 INFO L158 Benchmark]: Toolchain (without parser) took 2841.75ms. Allocated memory was 142.6MB in the beginning and 180.4MB in the end (delta: 37.7MB). Free memory was 85.1MB in the beginning and 94.7MB in the end (delta: -9.6MB). Peak memory consumption was 28.8MB. Max. memory is 16.1GB. [2023-11-19 05:07:46,421 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 142.6MB. Free memory was 107.8MB in the beginning and 107.7MB in the end (delta: 30.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:07:46,422 INFO L158 Benchmark]: CACSL2BoogieTranslator took 469.09ms. Allocated memory was 142.6MB in the beginning and 180.4MB in the end (delta: 37.7MB). Free memory was 84.8MB in the beginning and 149.8MB in the end (delta: -65.0MB). Peak memory consumption was 22.5MB. Max. memory is 16.1GB. [2023-11-19 05:07:46,423 INFO L158 Benchmark]: Boogie Procedure Inliner took 88.41ms. Allocated memory is still 180.4MB. Free memory was 149.8MB in the beginning and 146.4MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 05:07:46,423 INFO L158 Benchmark]: Boogie Preprocessor took 53.80ms. Allocated memory is still 180.4MB. Free memory was 146.4MB in the beginning and 145.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:07:46,424 INFO L158 Benchmark]: RCFGBuilder took 886.96ms. Allocated memory is still 180.4MB. Free memory was 145.1MB in the beginning and 105.3MB in the end (delta: 39.8MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2023-11-19 05:07:46,425 INFO L158 Benchmark]: TraceAbstraction took 1323.32ms. Allocated memory is still 180.4MB. Free memory was 104.5MB in the beginning and 94.7MB in the end (delta: 9.8MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. [2023-11-19 05:07:46,425 INFO L158 Benchmark]: Witness Printer took 5.26ms. Allocated memory is still 180.4MB. Free memory was 94.7MB in the beginning and 94.7MB in the end (delta: 2.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 05:07:46,429 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 142.6MB. Free memory was 107.8MB in the beginning and 107.7MB in the end (delta: 30.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 469.09ms. Allocated memory was 142.6MB in the beginning and 180.4MB in the end (delta: 37.7MB). Free memory was 84.8MB in the beginning and 149.8MB in the end (delta: -65.0MB). Peak memory consumption was 22.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 88.41ms. Allocated memory is still 180.4MB. Free memory was 149.8MB in the beginning and 146.4MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.80ms. Allocated memory is still 180.4MB. Free memory was 146.4MB in the beginning and 145.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 886.96ms. Allocated memory is still 180.4MB. Free memory was 145.1MB in the beginning and 105.3MB in the end (delta: 39.8MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1323.32ms. Allocated memory is still 180.4MB. Free memory was 104.5MB in the beginning and 94.7MB in the end (delta: 9.8MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. * Witness Printer took 5.26ms. Allocated memory is still 180.4MB. Free memory was 94.7MB in the beginning and 94.7MB in the end (delta: 2.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret14 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 161, overapproximation of someBinaryArithmeticFLOAToperation at line 106. Possible FailurePath: [L29] unsigned char isInitial = 0; [L30] unsigned short int var_1_1 = 32; [L31] float var_1_2 = 200.875; [L32] float var_1_3 = 100.25; [L33] float var_1_4 = 99999999.34; [L34] unsigned short int var_1_5 = 10; [L35] unsigned short int var_1_6 = 8; [L36] unsigned long int var_1_7 = 25; [L37] unsigned char var_1_8 = 0; [L38] signed long int var_1_9 = -16; [L39] unsigned short int var_1_10 = 25; [L40] unsigned short int var_1_11 = 10000; [L41] signed short int var_1_12 = -32; [L42] signed char var_1_13 = 4; [L43] signed char var_1_14 = 25; [L44] signed short int var_1_15 = -16; [L45] signed short int var_1_16 = 100; [L46] signed short int var_1_17 = 8; [L47] float var_1_18 = 5.8; [L48] float var_1_19 = 0.19999999999999996; [L49] float var_1_20 = 1.5; [L50] float var_1_21 = 10000000.5; [L51] float var_1_22 = 4.5; [L52] float var_1_23 = 4.25; [L53] signed short int var_1_24 = -16; [L165] isInitial = 1 [L166] FCALL initially() [L167] COND TRUE 1 [L168] FCALL updateLastVariables() [L169] CALL updateVariables() [L117] var_1_2 = __VERIFIER_nondet_float() [L118] 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=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_3=401/4, var_1_4=4999999967/50, var_1_5=10, var_1_6=8, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) [L118] 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=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_3=401/4, var_1_4=4999999967/50, var_1_5=10, var_1_6=8, var_1_7=25, var_1_8=0, var_1_9=-16] [L119] var_1_3 = __VERIFIER_nondet_float() [L120] CALL assume_abort_if_not((var_1_3 >= 0.0F && 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=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_3=100000014, var_1_4=4999999967/50, var_1_5=10, var_1_6=8, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) [L120] RET assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_3=100000014, var_1_4=4999999967/50, var_1_5=10, var_1_6=8, var_1_7=25, var_1_8=0, var_1_9=-16] [L121] var_1_4 = __VERIFIER_nondet_float() [L122] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_3=100000014, var_1_4=100000013, var_1_5=10, var_1_6=8, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) [L122] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_3=100000014, var_1_4=100000013, var_1_5=10, var_1_6=8, var_1_7=25, var_1_8=0, var_1_9=-16] [L123] var_1_5 = __VERIFIER_nondet_ushort() [L124] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_3=100000014, var_1_4=100000013, var_1_5=4, var_1_6=8, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) [L124] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_3=100000014, var_1_4=100000013, var_1_5=4, var_1_6=8, var_1_7=25, var_1_8=0, var_1_9=-16] [L125] CALL assume_abort_if_not(var_1_5 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_3=100000014, var_1_4=100000013, var_1_5=4, var_1_6=8, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) [L125] RET assume_abort_if_not(var_1_5 <= 65534) VAL [isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_3=100000014, var_1_4=100000013, var_1_5=4, var_1_6=8, var_1_7=25, var_1_8=0, var_1_9=-16] [L126] var_1_6 = __VERIFIER_nondet_ushort() [L127] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_3=100000014, var_1_4=100000013, var_1_5=4, var_1_6=22, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_3=100000014, var_1_4=100000013, var_1_5=4, var_1_6=22, var_1_7=25, var_1_8=0, var_1_9=-16] [L128] CALL assume_abort_if_not(var_1_6 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_3=100000014, var_1_4=100000013, var_1_5=4, var_1_6=22, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) [L128] RET assume_abort_if_not(var_1_6 <= 65534) VAL [isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_3=100000014, var_1_4=100000013, var_1_5=4, var_1_6=22, var_1_7=25, var_1_8=0, var_1_9=-16] [L129] var_1_8 = __VERIFIER_nondet_uchar() [L130] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_3=100000014, var_1_4=100000013, var_1_5=4, var_1_6=22, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_3=100000014, var_1_4=100000013, var_1_5=4, var_1_6=22, var_1_7=25, var_1_8=0, var_1_9=-16] [L131] CALL assume_abort_if_not(var_1_8 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_3=100000014, var_1_4=100000013, var_1_5=4, var_1_6=22, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) [L131] RET assume_abort_if_not(var_1_8 <= 1) VAL [isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_3=100000014, var_1_4=100000013, var_1_5=4, var_1_6=22, var_1_7=25, var_1_8=0, var_1_9=-16] [L132] var_1_11 = __VERIFIER_nondet_ushort() [L133] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=0, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_3=100000014, var_1_4=100000013, var_1_5=4, var_1_6=22, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=25, var_1_11=0, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_3=100000014, var_1_4=100000013, var_1_5=4, var_1_6=22, var_1_7=25, var_1_8=0, var_1_9=-16] [L134] CALL assume_abort_if_not(var_1_11 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=0, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_3=100000014, var_1_4=100000013, var_1_5=4, var_1_6=22, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not(var_1_11 <= 32767) VAL [isInitial=1, var_1_10=25, var_1_11=0, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_3=100000014, var_1_4=100000013, var_1_5=4, var_1_6=22, var_1_7=25, var_1_8=0, var_1_9=-16] [L135] var_1_13 = __VERIFIER_nondet_char() [L136] CALL assume_abort_if_not(var_1_13 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=0, var_1_12=-32, var_1_13=127, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_3=100000014, var_1_4=100000013, var_1_5=4, var_1_6=22, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(var_1_13 >= -1) VAL [isInitial=1, var_1_10=25, var_1_11=0, var_1_12=-32, var_1_13=127, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_3=100000014, var_1_4=100000013, var_1_5=4, var_1_6=22, var_1_7=25, var_1_8=0, var_1_9=-16] [L137] CALL assume_abort_if_not(var_1_13 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=0, var_1_12=-32, var_1_13=127, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_3=100000014, var_1_4=100000013, var_1_5=4, var_1_6=22, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_13 <= 127) VAL [isInitial=1, var_1_10=25, var_1_11=0, var_1_12=-32, var_1_13=127, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_3=100000014, var_1_4=100000013, var_1_5=4, var_1_6=22, var_1_7=25, var_1_8=0, var_1_9=-16] [L138] var_1_14 = __VERIFIER_nondet_char() [L139] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=0, var_1_12=-32, var_1_13=127, var_1_14=101, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_3=100000014, var_1_4=100000013, var_1_5=4, var_1_6=22, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_10=25, var_1_11=0, var_1_12=-32, var_1_13=127, var_1_14=101, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_3=100000014, var_1_4=100000013, var_1_5=4, var_1_6=22, var_1_7=25, var_1_8=0, var_1_9=-16] [L140] CALL assume_abort_if_not(var_1_14 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=0, var_1_12=-32, var_1_13=127, var_1_14=101, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_3=100000014, var_1_4=100000013, var_1_5=4, var_1_6=22, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_14 <= 127) VAL [isInitial=1, var_1_10=25, var_1_11=0, var_1_12=-32, var_1_13=127, var_1_14=101, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_3=100000014, var_1_4=100000013, var_1_5=4, var_1_6=22, var_1_7=25, var_1_8=0, var_1_9=-16] [L141] var_1_16 = __VERIFIER_nondet_short() [L142] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=0, var_1_12=-32, var_1_13=127, var_1_14=101, var_1_15=-16, var_1_16=5, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_3=100000014, var_1_4=100000013, var_1_5=4, var_1_6=22, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, var_1_10=25, var_1_11=0, var_1_12=-32, var_1_13=127, var_1_14=101, var_1_15=-16, var_1_16=5, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_3=100000014, var_1_4=100000013, var_1_5=4, var_1_6=22, var_1_7=25, var_1_8=0, var_1_9=-16] [L143] CALL assume_abort_if_not(var_1_16 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=0, var_1_12=-32, var_1_13=127, var_1_14=101, var_1_15=-16, var_1_16=5, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_3=100000014, var_1_4=100000013, var_1_5=4, var_1_6=22, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_16 <= 16383) VAL [isInitial=1, var_1_10=25, var_1_11=0, var_1_12=-32, var_1_13=127, var_1_14=101, var_1_15=-16, var_1_16=5, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_3=100000014, var_1_4=100000013, var_1_5=4, var_1_6=22, var_1_7=25, var_1_8=0, var_1_9=-16] [L144] var_1_17 = __VERIFIER_nondet_short() [L145] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=0, var_1_12=-32, var_1_13=127, var_1_14=101, var_1_15=-16, var_1_16=5, var_1_17=90, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_3=100000014, var_1_4=100000013, var_1_5=4, var_1_6=22, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, var_1_10=25, var_1_11=0, var_1_12=-32, var_1_13=127, var_1_14=101, var_1_15=-16, var_1_16=5, var_1_17=90, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_3=100000014, var_1_4=100000013, var_1_5=4, var_1_6=22, var_1_7=25, var_1_8=0, var_1_9=-16] [L146] CALL assume_abort_if_not(var_1_17 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=0, var_1_12=-32, var_1_13=127, var_1_14=101, var_1_15=-16, var_1_16=5, var_1_17=90, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_3=100000014, var_1_4=100000013, var_1_5=4, var_1_6=22, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_17 <= 16383) VAL [isInitial=1, var_1_10=25, var_1_11=0, var_1_12=-32, var_1_13=127, var_1_14=101, var_1_15=-16, var_1_16=5, var_1_17=90, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_3=100000014, var_1_4=100000013, var_1_5=4, var_1_6=22, var_1_7=25, var_1_8=0, var_1_9=-16] [L147] var_1_19 = __VERIFIER_nondet_float() [L148] CALL assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=0, var_1_12=-32, var_1_13=127, var_1_14=101, var_1_15=-16, var_1_16=5, var_1_17=90, var_1_18=29/5, var_1_19=100000012, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_3=100000014, var_1_4=100000013, var_1_5=4, var_1_6=22, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=25, var_1_11=0, var_1_12=-32, var_1_13=127, var_1_14=101, var_1_15=-16, var_1_16=5, var_1_17=90, var_1_18=29/5, var_1_19=100000012, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_3=100000014, var_1_4=100000013, var_1_5=4, var_1_6=22, var_1_7=25, var_1_8=0, var_1_9=-16] [L149] var_1_20 = __VERIFIER_nondet_float() [L150] CALL assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=0, var_1_12=-32, var_1_13=127, var_1_14=101, var_1_15=-16, var_1_16=5, var_1_17=90, var_1_18=29/5, var_1_19=100000012, var_1_1=32, var_1_20=100000011, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_3=100000014, var_1_4=100000013, var_1_5=4, var_1_6=22, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=25, var_1_11=0, var_1_12=-32, var_1_13=127, var_1_14=101, var_1_15=-16, var_1_16=5, var_1_17=90, var_1_18=29/5, var_1_19=100000012, var_1_1=32, var_1_20=100000011, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_3=100000014, var_1_4=100000013, var_1_5=4, var_1_6=22, var_1_7=25, var_1_8=0, var_1_9=-16] [L151] var_1_21 = __VERIFIER_nondet_float() [L152] CALL assume_abort_if_not((var_1_21 >= 0.0F && 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=25, var_1_11=0, var_1_12=-32, var_1_13=127, var_1_14=101, var_1_15=-16, var_1_16=5, var_1_17=90, var_1_18=29/5, var_1_19=100000012, var_1_1=32, var_1_20=100000011, var_1_21=100000010, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_3=100000014, var_1_4=100000013, var_1_5=4, var_1_6=22, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=25, var_1_11=0, var_1_12=-32, var_1_13=127, var_1_14=101, var_1_15=-16, var_1_16=5, var_1_17=90, var_1_18=29/5, var_1_19=100000012, var_1_1=32, var_1_20=100000011, var_1_21=100000010, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_3=100000014, var_1_4=100000013, var_1_5=4, var_1_6=22, var_1_7=25, var_1_8=0, var_1_9=-16] [L153] var_1_22 = __VERIFIER_nondet_float() [L154] CALL assume_abort_if_not((var_1_22 >= 0.0F && 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=25, var_1_11=0, var_1_12=-32, var_1_13=127, var_1_14=101, var_1_15=-16, var_1_16=5, var_1_17=90, var_1_18=29/5, var_1_19=100000012, var_1_1=32, var_1_20=100000011, var_1_21=100000010, var_1_22=100000015, var_1_23=17/4, var_1_24=-16, var_1_3=100000014, var_1_4=100000013, var_1_5=4, var_1_6=22, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=25, var_1_11=0, var_1_12=-32, var_1_13=127, var_1_14=101, var_1_15=-16, var_1_16=5, var_1_17=90, var_1_18=29/5, var_1_19=100000012, var_1_1=32, var_1_20=100000011, var_1_21=100000010, var_1_22=100000015, var_1_23=17/4, var_1_24=-16, var_1_3=100000014, var_1_4=100000013, var_1_5=4, var_1_6=22, var_1_7=25, var_1_8=0, var_1_9=-16] [L155] var_1_23 = __VERIFIER_nondet_float() [L156] CALL assume_abort_if_not((var_1_23 >= -922337.2036854765600e+13F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854765600e+12F && var_1_23 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=0, var_1_12=-32, var_1_13=127, var_1_14=101, var_1_15=-16, var_1_16=5, var_1_17=90, var_1_18=29/5, var_1_19=100000012, var_1_1=32, var_1_20=100000011, var_1_21=100000010, var_1_22=100000015, var_1_23=100000009, var_1_24=-16, var_1_3=100000014, var_1_4=100000013, var_1_5=4, var_1_6=22, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not((var_1_23 >= -922337.2036854765600e+13F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854765600e+12F && var_1_23 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=25, var_1_11=0, var_1_12=-32, var_1_13=127, var_1_14=101, var_1_15=-16, var_1_16=5, var_1_17=90, var_1_18=29/5, var_1_19=100000012, var_1_1=32, var_1_20=100000011, var_1_21=100000010, var_1_22=100000015, var_1_23=100000009, var_1_24=-16, var_1_3=100000014, var_1_4=100000013, var_1_5=4, var_1_6=22, var_1_7=25, var_1_8=0, var_1_9=-16] [L169] RET updateVariables() [L170] CALL step() [L87] COND TRUE var_1_2 <= (var_1_3 - var_1_4) [L88] var_1_1 = var_1_5 [L92] COND FALSE !(\read(var_1_8)) [L97] var_1_9 = ((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6))) [L98] COND FALSE !(var_1_6 < 10) [L103] CALL functionized1(var_1_7) [L58] COND TRUE (var_1_13 - var_1_14) > (functionized1_localFunctionVar0 + var_1_11) [L59] COND TRUE ! var_1_8 [L60] var_1_12 = var_1_13 [L103] RET functionized1(var_1_7) [L104] CALL functionized2(var_1_17, 4) [L67] var_1_15 = (var_1_14 - (((((var_1_16 + functionized2_localFunctionVar0)) > (localFunctionVar1)) ? ((var_1_16 + functionized2_localFunctionVar0)) : (localFunctionVar1)))) [L104] RET functionized2(var_1_17, 4) [L105] CALL functionized3(var_1_2, var_1_4) [L70] return (functionized3_localFunctionVar1 > functionized3_localFunctionVar0); [L105] RET functionized3(var_1_2, var_1_4) [L105] COND TRUE functionized3(var_1_2, var_1_4) [L106] var_1_18 = (((((var_1_19 + var_1_20) < 0 ) ? -(var_1_19 + var_1_20) : (var_1_19 + var_1_20))) - var_1_21) VAL [isInitial=1, var_1_10=25, var_1_11=0, var_1_12=127, var_1_13=127, var_1_14=101, var_1_15=6, var_1_16=5, var_1_17=90, var_1_19=100000012, var_1_1=4, var_1_20=100000011, var_1_21=100000010, var_1_22=100000015, var_1_23=100000009, var_1_24=-16, var_1_3=100000014, var_1_4=100000013, var_1_5=4, var_1_6=22, var_1_7=25, var_1_8=0, var_1_9=22] [L114] var_1_24 = 16 [L170] RET step() [L171] CALL, EXPR property() [L161-L162] return ((((((((var_1_2 <= (var_1_3 - var_1_4)) ? (var_1_1 == ((unsigned short int) var_1_5)) : (var_1_1 == ((unsigned short int) ((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6)))))) && (var_1_8 ? ((var_1_5 < 16) ? (var_1_7 == ((unsigned long int) (var_1_6 + var_1_1))) : 1) : 1)) && (var_1_9 == ((signed long int) ((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6)))))) && ((var_1_6 < 10) ? ((var_1_5 < (56016 - var_1_11)) ? (var_1_10 == ((unsigned short int) var_1_5)) : 1) : 1)) && (((var_1_13 - var_1_14) > (var_1_7 + var_1_11)) ? ((! var_1_8) ? (var_1_12 == ((signed short int) var_1_13)) : 1) : (var_1_12 == ((signed short int) var_1_14)))) && (var_1_15 == ((signed short int) (var_1_14 - (((((var_1_16 + var_1_17)) > (4)) ? ((var_1_16 + var_1_17)) : (4))))))) && ((var_1_4 > var_1_2) ? (var_1_18 == ((float) (((((var_1_19 + var_1_20) < 0 ) ? -(var_1_19 + var_1_20) : (var_1_19 + var_1_20))) - var_1_21))) : ((! ((var_1_17 - var_1_11) < 128)) ? (var_1_18 == ((float) ((((var_1_21) < 0 ) ? -(var_1_21) : (var_1_21))))) : (var_1_18 == ((float) ((((((((9.75f) > (var_1_19)) ? (9.75f) : (var_1_19)))) < ((((((var_1_21 - var_1_22)) > (((((var_1_20) > (var_1_23)) ? (var_1_20) : (var_1_23))))) ? ((var_1_21 - var_1_22)) : (((((var_1_20) > (var_1_23)) ? (var_1_20) : (var_1_23)))))))) ? (((((9.75f) > (var_1_19)) ? (9.75f) : (var_1_19)))) : ((((((var_1_21 - var_1_22)) > (((((var_1_20) > (var_1_23)) ? (var_1_20) : (var_1_23))))) ? ((var_1_21 - var_1_22)) : (((((var_1_20) > (var_1_23)) ? (var_1_20) : (var_1_23)))))))))))))) && (var_1_24 == ((signed short int) 16)) ; [L171] RET, EXPR property() [L171] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=25, var_1_11=0, var_1_12=127, var_1_13=127, var_1_14=101, var_1_15=6, var_1_16=5, var_1_17=90, var_1_19=100000012, var_1_1=4, var_1_20=100000011, var_1_21=100000010, var_1_22=100000015, var_1_23=100000009, var_1_24=16, var_1_3=100000014, var_1_4=100000013, var_1_5=4, var_1_6=22, var_1_7=25, var_1_8=0, var_1_9=22] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=25, var_1_11=0, var_1_12=127, var_1_13=127, var_1_14=101, var_1_15=6, var_1_16=5, var_1_17=90, var_1_19=100000012, var_1_1=4, var_1_20=100000011, var_1_21=100000010, var_1_22=100000015, var_1_23=100000009, var_1_24=16, var_1_3=100000014, var_1_4=100000013, var_1_5=4, var_1_6=22, var_1_7=25, var_1_8=0, var_1_9=22] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 70 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 1, TraceHistogramMax: 24, 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=70occurred 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: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 94 NumberOfCodeBlocks, 94 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 [2023-11-19 05:07:46,477 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c9a78dc-9d7e-41e6-b1aa-f34083fbeee6/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c9a78dc-9d7e-41e6-b1aa-f34083fbeee6/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c9a78dc-9d7e-41e6-b1aa-f34083fbeee6/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c9a78dc-9d7e-41e6-b1aa-f34083fbeee6/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c9a78dc-9d7e-41e6-b1aa-f34083fbeee6/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-7.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c9a78dc-9d7e-41e6-b1aa-f34083fbeee6/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c9a78dc-9d7e-41e6-b1aa-f34083fbeee6/bin/utaipan-verify-t7M7D8N6sZ --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 08d0e42b2ca6f6869ba0608d1edf614fcfc0f242782517b40bb55c4d570f676c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:07:49,329 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:07:49,409 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c9a78dc-9d7e-41e6-b1aa-f34083fbeee6/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 05:07:49,416 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:07:49,417 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:07:49,448 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:07:49,449 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:07:49,450 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:07:49,451 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:07:49,451 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:07:49,452 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:07:49,456 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:07:49,457 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:07:49,457 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:07:49,458 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:07:49,460 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:07:49,461 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:07:49,464 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:07:49,465 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:07:49,467 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:07:49,468 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:07:49,472 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:07:49,473 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:07:49,473 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:07:49,474 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 05:07:49,474 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 05:07:49,475 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 05:07:49,475 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:07:49,476 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:07:49,476 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:07:49,478 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:07:49,479 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 05:07:49,479 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:07:49,480 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:07:49,480 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:07:49,481 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:07:49,481 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:07:49,481 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 05:07:49,482 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 05:07:49,483 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:07:49,483 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:07:49,484 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:07:49,484 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_2c9a78dc-9d7e-41e6-b1aa-f34083fbeee6/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c9a78dc-9d7e-41e6-b1aa-f34083fbeee6/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 08d0e42b2ca6f6869ba0608d1edf614fcfc0f242782517b40bb55c4d570f676c [2023-11-19 05:07:49,977 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:07:50,013 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:07:50,016 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:07:50,018 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:07:50,018 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:07:50,020 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c9a78dc-9d7e-41e6-b1aa-f34083fbeee6/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-7.i [2023-11-19 05:07:53,397 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:07:53,770 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:07:53,780 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c9a78dc-9d7e-41e6-b1aa-f34083fbeee6/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-7.i [2023-11-19 05:07:53,792 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c9a78dc-9d7e-41e6-b1aa-f34083fbeee6/bin/utaipan-verify-t7M7D8N6sZ/data/583e18426/0c68869db5b7451c85bda7e04b31be5c/FLAG81d745433 [2023-11-19 05:07:53,813 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c9a78dc-9d7e-41e6-b1aa-f34083fbeee6/bin/utaipan-verify-t7M7D8N6sZ/data/583e18426/0c68869db5b7451c85bda7e04b31be5c [2023-11-19 05:07:53,815 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:07:53,817 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:07:53,819 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:07:53,819 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:07:53,826 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:07:53,827 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:07:53" (1/1) ... [2023-11-19 05:07:53,831 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52a060cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:53, skipping insertion in model container [2023-11-19 05:07:53,832 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:07:53" (1/1) ... [2023-11-19 05:07:53,889 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:07:54,115 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_2c9a78dc-9d7e-41e6-b1aa-f34083fbeee6/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-7.i[919,932] [2023-11-19 05:07:54,247 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:07:54,274 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:07:54,298 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_2c9a78dc-9d7e-41e6-b1aa-f34083fbeee6/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-7.i[919,932] [2023-11-19 05:07:54,369 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:07:54,408 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:07:54,409 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:54 WrapperNode [2023-11-19 05:07:54,409 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:07:54,411 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:07:54,412 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:07:54,412 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:07:54,433 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:54" (1/1) ... [2023-11-19 05:07:54,449 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:54" (1/1) ... [2023-11-19 05:07:54,484 INFO L138 Inliner]: procedures = 35, calls = 49, calls flagged for inlining = 14, calls inlined = 14, statements flattened = 204 [2023-11-19 05:07:54,485 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:07:54,486 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:07:54,486 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:07:54,486 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:07:54,496 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:54" (1/1) ... [2023-11-19 05:07:54,496 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:54" (1/1) ... [2023-11-19 05:07:54,503 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:54" (1/1) ... [2023-11-19 05:07:54,503 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:54" (1/1) ... [2023-11-19 05:07:54,516 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:54" (1/1) ... [2023-11-19 05:07:54,520 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:54" (1/1) ... [2023-11-19 05:07:54,524 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:54" (1/1) ... [2023-11-19 05:07:54,527 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:54" (1/1) ... [2023-11-19 05:07:54,532 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:07:54,534 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:07:54,534 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:07:54,534 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:07:54,535 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:54" (1/1) ... [2023-11-19 05:07:54,542 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:07:54,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c9a78dc-9d7e-41e6-b1aa-f34083fbeee6/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:07:54,573 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c9a78dc-9d7e-41e6-b1aa-f34083fbeee6/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:07:54,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c9a78dc-9d7e-41e6-b1aa-f34083fbeee6/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:07:54,638 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:07:54,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 05:07:54,638 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:07:54,638 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:07:54,639 INFO L130 BoogieDeclarations]: Found specification of procedure functionized7 [2023-11-19 05:07:54,639 INFO L138 BoogieDeclarations]: Found implementation of procedure functionized7 [2023-11-19 05:07:54,639 INFO L130 BoogieDeclarations]: Found specification of procedure functionized6 [2023-11-19 05:07:54,639 INFO L138 BoogieDeclarations]: Found implementation of procedure functionized6 [2023-11-19 05:07:54,640 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:07:54,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:07:54,796 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:07:54,799 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:07:56,642 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:07:56,651 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:07:56,652 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:07:56,661 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:07:56 BoogieIcfgContainer [2023-11-19 05:07:56,661 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:07:56,664 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:07:56,664 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:07:56,670 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:07:56,670 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:07:53" (1/3) ... [2023-11-19 05:07:56,671 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f2c9a1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:07:56, skipping insertion in model container [2023-11-19 05:07:56,672 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:54" (2/3) ... [2023-11-19 05:07:56,673 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f2c9a1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:07:56, skipping insertion in model container [2023-11-19 05:07:56,674 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:07:56" (3/3) ... [2023-11-19 05:07:56,676 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_functionizing_file-7.i [2023-11-19 05:07:56,698 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:07:56,699 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:07:56,754 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:07:56,762 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;@44d952fb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:07:56,763 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:07:56,774 INFO L276 IsEmpty]: Start isEmpty. Operand has 97 states, 62 states have (on average 1.2741935483870968) internal successors, (79), 63 states have internal predecessors, (79), 30 states have call successors, (30), 3 states have call predecessors, (30), 3 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2023-11-19 05:07:56,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2023-11-19 05:07:56,800 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:07:56,801 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:07:56,802 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:07:56,810 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:07:56,811 INFO L85 PathProgramCache]: Analyzing trace with hash -90811143, now seen corresponding path program 1 times [2023-11-19 05:07:56,826 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:07:56,827 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2012817275] [2023-11-19 05:07:56,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:07:56,827 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 [2023-11-19 05:07:56,828 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c9a78dc-9d7e-41e6-b1aa-f34083fbeee6/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:07:56,831 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c9a78dc-9d7e-41e6-b1aa-f34083fbeee6/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 05:07:56,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c9a78dc-9d7e-41e6-b1aa-f34083fbeee6/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:07:57,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:07:57,315 INFO L262 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 05:07:57,331 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:07:57,417 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 350 proven. 0 refuted. 0 times theorem prover too weak. 754 trivial. 0 not checked. [2023-11-19 05:07:57,423 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:07:57,424 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:07:57,425 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2012817275] [2023-11-19 05:07:57,426 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2012817275] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:07:57,426 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:07:57,426 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 05:07:57,428 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [256874191] [2023-11-19 05:07:57,430 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:07:57,437 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 05:07:57,438 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:07:57,494 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 05:07:57,495 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 05:07:57,499 INFO L87 Difference]: Start difference. First operand has 97 states, 62 states have (on average 1.2741935483870968) internal successors, (79), 63 states have internal predecessors, (79), 30 states have call successors, (30), 3 states have call predecessors, (30), 3 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) Second operand has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2023-11-19 05:07:57,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:07:57,576 INFO L93 Difference]: Finished difference Result 187 states and 296 transitions. [2023-11-19 05:07:57,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 05:07:57,579 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 156 [2023-11-19 05:07:57,579 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:07:57,589 INFO L225 Difference]: With dead ends: 187 [2023-11-19 05:07:57,590 INFO L226 Difference]: Without dead ends: 93 [2023-11-19 05:07:57,595 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 155 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 05:07:57,600 INFO L413 NwaCegarLoop]: 132 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 132 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 05:07:57,601 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 132 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 05:07:57,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2023-11-19 05:07:57,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 93. [2023-11-19 05:07:57,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 59 states have (on average 1.2203389830508475) internal successors, (72), 59 states have internal predecessors, (72), 30 states have call successors, (30), 3 states have call predecessors, (30), 3 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2023-11-19 05:07:57,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 132 transitions. [2023-11-19 05:07:57,664 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 132 transitions. Word has length 156 [2023-11-19 05:07:57,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:07:57,665 INFO L495 AbstractCegarLoop]: Abstraction has 93 states and 132 transitions. [2023-11-19 05:07:57,666 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2023-11-19 05:07:57,667 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 132 transitions. [2023-11-19 05:07:57,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2023-11-19 05:07:57,679 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:07:57,679 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:07:57,692 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c9a78dc-9d7e-41e6-b1aa-f34083fbeee6/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-19 05:07:57,885 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c9a78dc-9d7e-41e6-b1aa-f34083fbeee6/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:07:57,885 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:07:57,886 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:07:57,886 INFO L85 PathProgramCache]: Analyzing trace with hash -1263934199, now seen corresponding path program 1 times [2023-11-19 05:07:57,887 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:07:57,887 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [18016899] [2023-11-19 05:07:57,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:07:57,887 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 [2023-11-19 05:07:57,888 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c9a78dc-9d7e-41e6-b1aa-f34083fbeee6/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:07:57,889 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c9a78dc-9d7e-41e6-b1aa-f34083fbeee6/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 05:07:57,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c9a78dc-9d7e-41e6-b1aa-f34083fbeee6/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:07:58,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:07:58,588 INFO L262 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 63 conjunts are in the unsatisfiable core [2023-11-19 05:07:58,620 INFO L285 TraceCheckSpWp]: Computing forward predicates...