./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-8.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 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_facda137-0a85-406b-bd77-cb34f4fb1845/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_facda137-0a85-406b-bd77-cb34f4fb1845/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_facda137-0a85-406b-bd77-cb34f4fb1845/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_facda137-0a85-406b-bd77-cb34f4fb1845/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-8.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_facda137-0a85-406b-bd77-cb34f4fb1845/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_facda137-0a85-406b-bd77-cb34f4fb1845/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash aa2d5229e988b5b70b0887d19b7b91794871eba0e94940359eebe3e4af8556cb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:16:32,775 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:16:32,862 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_facda137-0a85-406b-bd77-cb34f4fb1845/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 21:16:32,868 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:16:32,869 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:16:32,902 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:16:32,903 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:16:32,904 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:16:32,905 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:16:32,905 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:16:32,906 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:16:32,907 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:16:32,907 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:16:32,908 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:16:32,909 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:16:32,909 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:16:32,910 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:16:32,911 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:16:32,911 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:16:32,912 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:16:32,913 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:16:32,920 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:16:32,921 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:16:32,921 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:16:32,922 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:16:32,923 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:16:32,923 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:16:32,924 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:16:32,924 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:16:32,925 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:16:32,926 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:16:32,927 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:16:32,927 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:16:32,927 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:16:32,928 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:16:32,928 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:16:32,928 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:16:32,928 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:16:32,929 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:16:32,929 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:16:32,929 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:16:32,930 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:16:32,930 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:16:32,930 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:16:32,931 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:16:32,931 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:16:32,931 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:16:32,932 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_facda137-0a85-406b-bd77-cb34f4fb1845/bin/utaipan-verify-mE87zJ7Ire/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_facda137-0a85-406b-bd77-cb34f4fb1845/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aa2d5229e988b5b70b0887d19b7b91794871eba0e94940359eebe3e4af8556cb [2023-11-23 21:16:33,276 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:16:33,307 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:16:33,309 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:16:33,312 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:16:33,312 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:16:33,314 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_facda137-0a85-406b-bd77-cb34f4fb1845/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-8.i [2023-11-23 21:16:36,435 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:16:36,701 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:16:36,702 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_facda137-0a85-406b-bd77-cb34f4fb1845/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-8.i [2023-11-23 21:16:36,712 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_facda137-0a85-406b-bd77-cb34f4fb1845/bin/utaipan-verify-mE87zJ7Ire/data/abff53d67/cf73ba0d4dd24cda813a9fe8f404f8bd/FLAGf2ed28dd3 [2023-11-23 21:16:36,728 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_facda137-0a85-406b-bd77-cb34f4fb1845/bin/utaipan-verify-mE87zJ7Ire/data/abff53d67/cf73ba0d4dd24cda813a9fe8f404f8bd [2023-11-23 21:16:36,731 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:16:36,733 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:16:36,734 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:16:36,735 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:16:36,741 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:16:36,741 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:16:36" (1/1) ... [2023-11-23 21:16:36,743 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b2357c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:36, skipping insertion in model container [2023-11-23 21:16:36,743 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:16:36" (1/1) ... [2023-11-23 21:16:36,813 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:16:37,000 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_facda137-0a85-406b-bd77-cb34f4fb1845/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-8.i[916,929] [2023-11-23 21:16:37,067 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:16:37,080 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:16:37,094 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_facda137-0a85-406b-bd77-cb34f4fb1845/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-8.i[916,929] [2023-11-23 21:16:37,140 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:16:37,171 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:16:37,172 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:37 WrapperNode [2023-11-23 21:16:37,172 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:16:37,173 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:16:37,173 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:16:37,173 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:16:37,179 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:37" (1/1) ... [2023-11-23 21:16:37,193 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:37" (1/1) ... [2023-11-23 21:16:37,251 INFO L138 Inliner]: procedures = 26, calls = 50, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 183 [2023-11-23 21:16:37,252 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:16:37,253 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:16:37,253 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:16:37,253 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:16:37,271 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:37" (1/1) ... [2023-11-23 21:16:37,271 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:37" (1/1) ... [2023-11-23 21:16:37,278 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:37" (1/1) ... [2023-11-23 21:16:37,279 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:37" (1/1) ... [2023-11-23 21:16:37,295 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:37" (1/1) ... [2023-11-23 21:16:37,304 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:37" (1/1) ... [2023-11-23 21:16:37,311 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:37" (1/1) ... [2023-11-23 21:16:37,325 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:37" (1/1) ... [2023-11-23 21:16:37,332 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:16:37,348 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:16:37,348 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:16:37,349 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:16:37,350 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:37" (1/1) ... [2023-11-23 21:16:37,356 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:16:37,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_facda137-0a85-406b-bd77-cb34f4fb1845/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:16:37,421 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_facda137-0a85-406b-bd77-cb34f4fb1845/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:16:37,468 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_facda137-0a85-406b-bd77-cb34f4fb1845/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:16:37,502 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:16:37,502 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:16:37,502 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:16:37,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:16:37,502 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:16:37,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:16:37,650 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:16:37,652 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:16:38,061 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:16:38,268 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:16:38,269 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:16:38,270 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:16:38 BoogieIcfgContainer [2023-11-23 21:16:38,271 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:16:38,276 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:16:38,276 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:16:38,280 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:16:38,280 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:16:36" (1/3) ... [2023-11-23 21:16:38,282 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1040df23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:16:38, skipping insertion in model container [2023-11-23 21:16:38,282 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:37" (2/3) ... [2023-11-23 21:16:38,284 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1040df23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:16:38, skipping insertion in model container [2023-11-23 21:16:38,284 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:16:38" (3/3) ... [2023-11-23 21:16:38,285 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-8.i [2023-11-23 21:16:38,307 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:16:38,308 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:16:38,382 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:16:38,390 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;@23f4d0e2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:16:38,392 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:16:38,396 INFO L276 IsEmpty]: Start isEmpty. Operand has 65 states, 25 states have (on average 1.12) internal successors, (28), 26 states have internal predecessors, (28), 37 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2023-11-23 21:16:38,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-11-23 21:16:38,416 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:16:38,417 INFO L195 NwaCegarLoop]: trace histogram [37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:16:38,418 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:16:38,425 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:16:38,426 INFO L85 PathProgramCache]: Analyzing trace with hash -80331264, now seen corresponding path program 1 times [2023-11-23 21:16:38,435 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:16:38,435 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1787670622] [2023-11-23 21:16:38,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:16:38,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:16:38,728 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 21:16:38,728 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1344148826] [2023-11-23 21:16:38,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:16:38,729 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:16:38,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_facda137-0a85-406b-bd77-cb34f4fb1845/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:16:38,736 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_facda137-0a85-406b-bd77-cb34f4fb1845/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:16:38,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_facda137-0a85-406b-bd77-cb34f4fb1845/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 21:16:39,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:16:39,206 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:16:39,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:16:39,441 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 21:16:39,443 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 21:16:39,478 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:16:39,500 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_facda137-0a85-406b-bd77-cb34f4fb1845/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:16:39,681 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_facda137-0a85-406b-bd77-cb34f4fb1845/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:16:39,686 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 21:16:39,691 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:16:39,905 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:16:39 BoogieIcfgContainer [2023-11-23 21:16:39,905 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:16:39,906 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:16:39,906 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:16:39,907 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:16:39,907 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:16:38" (3/4) ... [2023-11-23 21:16:39,910 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:16:39,911 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:16:39,912 INFO L158 Benchmark]: Toolchain (without parser) took 3179.17ms. Allocated memory was 138.4MB in the beginning and 220.2MB in the end (delta: 81.8MB). Free memory was 69.7MB in the beginning and 179.2MB in the end (delta: -109.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:16:39,913 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 138.4MB. Free memory is still 110.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:16:39,913 INFO L158 Benchmark]: CACSL2BoogieTranslator took 437.67ms. Allocated memory was 138.4MB in the beginning and 182.5MB in the end (delta: 44.0MB). Free memory was 69.5MB in the beginning and 144.7MB in the end (delta: -75.2MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. [2023-11-23 21:16:39,914 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.45ms. Allocated memory is still 182.5MB. Free memory was 144.7MB in the beginning and 139.6MB in the end (delta: 5.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 21:16:39,915 INFO L158 Benchmark]: Boogie Preprocessor took 94.76ms. Allocated memory is still 182.5MB. Free memory was 139.6MB in the beginning and 137.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:16:39,915 INFO L158 Benchmark]: RCFGBuilder took 922.42ms. Allocated memory is still 182.5MB. Free memory was 137.5MB in the beginning and 110.1MB in the end (delta: 27.4MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-23 21:16:39,916 INFO L158 Benchmark]: TraceAbstraction took 1629.55ms. Allocated memory was 182.5MB in the beginning and 220.2MB in the end (delta: 37.7MB). Free memory was 109.0MB in the beginning and 179.2MB in the end (delta: -70.2MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. [2023-11-23 21:16:39,918 INFO L158 Benchmark]: Witness Printer took 4.69ms. Allocated memory is still 220.2MB. Free memory is still 179.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:16:39,922 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 138.4MB. Free memory is still 110.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 437.67ms. Allocated memory was 138.4MB in the beginning and 182.5MB in the end (delta: 44.0MB). Free memory was 69.5MB in the beginning and 144.7MB in the end (delta: -75.2MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.45ms. Allocated memory is still 182.5MB. Free memory was 144.7MB in the beginning and 139.6MB in the end (delta: 5.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 94.76ms. Allocated memory is still 182.5MB. Free memory was 139.6MB in the beginning and 137.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 922.42ms. Allocated memory is still 182.5MB. Free memory was 137.5MB in the beginning and 110.1MB in the end (delta: 27.4MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * TraceAbstraction took 1629.55ms. Allocated memory was 182.5MB in the beginning and 220.2MB in the end (delta: 37.7MB). Free memory was 109.0MB in the beginning and 179.2MB in the end (delta: -70.2MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. * Witness Printer took 4.69ms. Allocated memory is still 220.2MB. Free memory is still 179.2MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 54, overapproximation of someBinaryDOUBLEComparisonOperation at line 57, overapproximation of someBinaryArithmeticFLOAToperation at line 52. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] float var_1_1 = 999999999.675; [L23] signed long int var_1_2 = 50; [L24] signed long int var_1_3 = 8; [L25] signed long int var_1_4 = -5; [L26] float var_1_5 = 7.875; [L27] float var_1_6 = 99.04; [L28] signed long int var_1_7 = -2; [L29] signed long int var_1_8 = 64; [L30] unsigned long int var_1_9 = 1; [L31] double var_1_10 = 63.25; [L32] unsigned char var_1_11 = 0; [L33] unsigned long int var_1_12 = 16; [L34] unsigned short int var_1_13 = 0; [L35] unsigned short int var_1_14 = 0; [L36] unsigned short int var_1_15 = 17766; [L37] unsigned short int var_1_16 = 28149; [L38] unsigned short int var_1_17 = 10; [L39] unsigned short int var_1_18 = 5; [L40] unsigned char var_1_19 = 4; [L41] unsigned char var_1_20 = 50; [L42] unsigned char var_1_21 = 64; [L43] unsigned char var_1_22 = 50; [L44] unsigned char var_1_23 = 5; [L45] unsigned char var_1_24 = 128; [L46] signed long int var_1_25 = -16; [L47] unsigned char var_1_26 = 0; [L160] isInitial = 1 [L161] FCALL initially() [L162] COND TRUE 1 [L163] FCALL updateLastVariables() [L164] CALL updateVariables() [L96] var_1_2 = __VERIFIER_nondet_long() [L97] CALL assume_abort_if_not(var_1_2 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=253/4, var_1_11=0, var_1_12=16, var_1_13=0, var_1_14=0, var_1_15=17766, var_1_16=28149, var_1_17=10, var_1_18=5, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=8, var_1_4=-5, var_1_5=63/8, var_1_6=2476/25, var_1_7=-2, var_1_8=64, var_1_9=1] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not(var_1_2 >= -2147483648) VAL [isInitial=1, var_1_10=253/4, var_1_11=0, var_1_12=16, var_1_13=0, var_1_14=0, var_1_15=17766, var_1_16=28149, var_1_17=10, var_1_18=5, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=8, var_1_4=-5, var_1_5=63/8, var_1_6=2476/25, var_1_7=-2, var_1_8=64, var_1_9=1] [L98] CALL assume_abort_if_not(var_1_2 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=253/4, var_1_11=0, var_1_12=16, var_1_13=0, var_1_14=0, var_1_15=17766, var_1_16=28149, var_1_17=10, var_1_18=5, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=8, var_1_4=-5, var_1_5=63/8, var_1_6=2476/25, var_1_7=-2, var_1_8=64, var_1_9=1] [L20] COND FALSE !(!cond) [L98] RET assume_abort_if_not(var_1_2 <= 2147483647) VAL [isInitial=1, var_1_10=253/4, var_1_11=0, var_1_12=16, var_1_13=0, var_1_14=0, var_1_15=17766, var_1_16=28149, var_1_17=10, var_1_18=5, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=8, var_1_4=-5, var_1_5=63/8, var_1_6=2476/25, var_1_7=-2, var_1_8=64, var_1_9=1] [L99] var_1_3 = __VERIFIER_nondet_long() [L100] CALL assume_abort_if_not(var_1_3 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=253/4, var_1_11=0, var_1_12=16, var_1_13=0, var_1_14=0, var_1_15=17766, var_1_16=28149, var_1_17=10, var_1_18=5, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=-5, var_1_5=63/8, var_1_6=2476/25, var_1_7=-2, var_1_8=64, var_1_9=1] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not(var_1_3 >= -2147483648) VAL [isInitial=1, var_1_10=253/4, var_1_11=0, var_1_12=16, var_1_13=0, var_1_14=0, var_1_15=17766, var_1_16=28149, var_1_17=10, var_1_18=5, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=-5, var_1_5=63/8, var_1_6=2476/25, var_1_7=-2, var_1_8=64, var_1_9=1] [L101] CALL assume_abort_if_not(var_1_3 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=253/4, var_1_11=0, var_1_12=16, var_1_13=0, var_1_14=0, var_1_15=17766, var_1_16=28149, var_1_17=10, var_1_18=5, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=-5, var_1_5=63/8, var_1_6=2476/25, var_1_7=-2, var_1_8=64, var_1_9=1] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not(var_1_3 <= 2147483647) VAL [isInitial=1, var_1_10=253/4, var_1_11=0, var_1_12=16, var_1_13=0, var_1_14=0, var_1_15=17766, var_1_16=28149, var_1_17=10, var_1_18=5, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=-5, var_1_5=63/8, var_1_6=2476/25, var_1_7=-2, var_1_8=64, var_1_9=1] [L102] var_1_4 = __VERIFIER_nondet_long() [L103] CALL assume_abort_if_not(var_1_4 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=253/4, var_1_11=0, var_1_12=16, var_1_13=0, var_1_14=0, var_1_15=17766, var_1_16=28149, var_1_17=10, var_1_18=5, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=2, var_1_5=63/8, var_1_6=2476/25, var_1_7=-2, var_1_8=64, var_1_9=1] [L20] COND FALSE !(!cond) [L103] RET assume_abort_if_not(var_1_4 >= -2147483648) VAL [isInitial=1, var_1_10=253/4, var_1_11=0, var_1_12=16, var_1_13=0, var_1_14=0, var_1_15=17766, var_1_16=28149, var_1_17=10, var_1_18=5, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=2, var_1_5=63/8, var_1_6=2476/25, var_1_7=-2, var_1_8=64, var_1_9=1] [L104] CALL assume_abort_if_not(var_1_4 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=253/4, var_1_11=0, var_1_12=16, var_1_13=0, var_1_14=0, var_1_15=17766, var_1_16=28149, var_1_17=10, var_1_18=5, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=2, var_1_5=63/8, var_1_6=2476/25, var_1_7=-2, var_1_8=64, var_1_9=1] [L20] COND FALSE !(!cond) [L104] RET assume_abort_if_not(var_1_4 <= 2147483647) VAL [isInitial=1, var_1_10=253/4, var_1_11=0, var_1_12=16, var_1_13=0, var_1_14=0, var_1_15=17766, var_1_16=28149, var_1_17=10, var_1_18=5, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=2, var_1_5=63/8, var_1_6=2476/25, var_1_7=-2, var_1_8=64, var_1_9=1] [L105] CALL assume_abort_if_not(var_1_4 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=253/4, var_1_11=0, var_1_12=16, var_1_13=0, var_1_14=0, var_1_15=17766, var_1_16=28149, var_1_17=10, var_1_18=5, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=2, var_1_5=63/8, var_1_6=2476/25, var_1_7=-2, var_1_8=64, var_1_9=1] [L20] COND FALSE !(!cond) [L105] RET assume_abort_if_not(var_1_4 != 0) VAL [isInitial=1, var_1_10=253/4, var_1_11=0, var_1_12=16, var_1_13=0, var_1_14=0, var_1_15=17766, var_1_16=28149, var_1_17=10, var_1_18=5, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=2, var_1_5=63/8, var_1_6=2476/25, var_1_7=-2, var_1_8=64, var_1_9=1] [L106] var_1_5 = __VERIFIER_nondet_float() [L107] CALL assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=253/4, var_1_11=0, var_1_12=16, var_1_13=0, var_1_14=0, var_1_15=17766, var_1_16=28149, var_1_17=10, var_1_18=5, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=2, var_1_6=2476/25, var_1_7=-2, var_1_8=64, var_1_9=1] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=253/4, var_1_11=0, var_1_12=16, var_1_13=0, var_1_14=0, var_1_15=17766, var_1_16=28149, var_1_17=10, var_1_18=5, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=2, var_1_6=2476/25, var_1_7=-2, var_1_8=64, var_1_9=1] [L108] var_1_6 = __VERIFIER_nondet_float() [L109] CALL assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=253/4, var_1_11=0, var_1_12=16, var_1_13=0, var_1_14=0, var_1_15=17766, var_1_16=28149, var_1_17=10, var_1_18=5, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=2, var_1_7=-2, var_1_8=64, var_1_9=1] [L20] COND FALSE !(!cond) [L109] RET assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=253/4, var_1_11=0, var_1_12=16, var_1_13=0, var_1_14=0, var_1_15=17766, var_1_16=28149, var_1_17=10, var_1_18=5, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=2, var_1_7=-2, var_1_8=64, var_1_9=1] [L110] var_1_8 = __VERIFIER_nondet_long() [L111] CALL assume_abort_if_not(var_1_8 >= -2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=253/4, var_1_11=0, var_1_12=16, var_1_13=0, var_1_14=0, var_1_15=17766, var_1_16=28149, var_1_17=10, var_1_18=5, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=2, var_1_7=-2, var_1_8=-2147483647, var_1_9=1] [L20] COND FALSE !(!cond) [L111] RET assume_abort_if_not(var_1_8 >= -2147483647) VAL [isInitial=1, var_1_10=253/4, var_1_11=0, var_1_12=16, var_1_13=0, var_1_14=0, var_1_15=17766, var_1_16=28149, var_1_17=10, var_1_18=5, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=2, var_1_7=-2, var_1_8=-2147483647, var_1_9=1] [L112] CALL assume_abort_if_not(var_1_8 <= 2147483646) VAL [\old(cond)=1, isInitial=1, var_1_10=253/4, var_1_11=0, var_1_12=16, var_1_13=0, var_1_14=0, var_1_15=17766, var_1_16=28149, var_1_17=10, var_1_18=5, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=2, var_1_7=-2, var_1_8=-2147483647, var_1_9=1] [L20] COND FALSE !(!cond) [L112] RET assume_abort_if_not(var_1_8 <= 2147483646) VAL [isInitial=1, var_1_10=253/4, var_1_11=0, var_1_12=16, var_1_13=0, var_1_14=0, var_1_15=17766, var_1_16=28149, var_1_17=10, var_1_18=5, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=2, var_1_7=-2, var_1_8=-2147483647, var_1_9=1] [L113] var_1_10 = __VERIFIER_nondet_double() [L114] CALL assume_abort_if_not((var_1_10 >= -922337.2036854776000e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854776000e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_11=0, var_1_12=16, var_1_13=0, var_1_14=0, var_1_15=17766, var_1_16=28149, var_1_17=10, var_1_18=5, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=2, var_1_7=-2, var_1_8=-2147483647, var_1_9=1] [L20] COND FALSE !(!cond) [L114] RET assume_abort_if_not((var_1_10 >= -922337.2036854776000e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854776000e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, var_1_11=0, var_1_12=16, var_1_13=0, var_1_14=0, var_1_15=17766, var_1_16=28149, var_1_17=10, var_1_18=5, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=2, var_1_7=-2, var_1_8=-2147483647, var_1_9=1] [L115] CALL assume_abort_if_not(var_1_10 != 0.0F) VAL [\old(cond)=1, isInitial=1, var_1_11=0, var_1_12=16, var_1_13=0, var_1_14=0, var_1_15=17766, var_1_16=28149, var_1_17=10, var_1_18=5, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=2, var_1_7=-2, var_1_8=-2147483647, var_1_9=1] [L20] COND FALSE !(!cond) [L115] RET assume_abort_if_not(var_1_10 != 0.0F) VAL [isInitial=1, var_1_11=0, var_1_12=16, var_1_13=0, var_1_14=0, var_1_15=17766, var_1_16=28149, var_1_17=10, var_1_18=5, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=2, var_1_7=-2, var_1_8=-2147483647, var_1_9=1] [L116] var_1_11 = __VERIFIER_nondet_uchar() [L117] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_12=16, var_1_13=0, var_1_14=0, var_1_15=17766, var_1_16=28149, var_1_17=10, var_1_18=5, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=2, var_1_7=-2, var_1_8=-2147483647, var_1_9=1] [L20] COND FALSE !(!cond) [L117] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_12=16, var_1_13=0, var_1_14=0, var_1_15=17766, var_1_16=28149, var_1_17=10, var_1_18=5, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=2, var_1_7=-2, var_1_8=-2147483647, var_1_9=1] [L118] CALL assume_abort_if_not(var_1_11 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_11=1, var_1_12=16, var_1_13=0, var_1_14=0, var_1_15=17766, var_1_16=28149, var_1_17=10, var_1_18=5, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=2, var_1_7=-2, var_1_8=-2147483647, var_1_9=1] [L20] COND FALSE !(!cond) [L118] RET assume_abort_if_not(var_1_11 <= 1) VAL [isInitial=1, var_1_11=1, var_1_12=16, var_1_13=0, var_1_14=0, var_1_15=17766, var_1_16=28149, var_1_17=10, var_1_18=5, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=2, var_1_7=-2, var_1_8=-2147483647, var_1_9=1] [L119] var_1_12 = __VERIFIER_nondet_ulong() [L120] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=1, var_1_13=0, var_1_14=0, var_1_15=17766, var_1_16=28149, var_1_17=10, var_1_18=5, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=2, var_1_7=-2, var_1_8=-2147483647, var_1_9=1] [L20] COND FALSE !(!cond) [L120] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, var_1_11=1, var_1_13=0, var_1_14=0, var_1_15=17766, var_1_16=28149, var_1_17=10, var_1_18=5, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=2, var_1_7=-2, var_1_8=-2147483647, var_1_9=1] [L121] CALL assume_abort_if_not(var_1_12 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=17766, var_1_16=28149, var_1_17=10, var_1_18=5, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=2, var_1_7=-2, var_1_8=-2147483647, var_1_9=1] [L20] COND FALSE !(!cond) [L121] RET assume_abort_if_not(var_1_12 <= 4294967294) VAL [isInitial=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=17766, var_1_16=28149, var_1_17=10, var_1_18=5, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=2, var_1_7=-2, var_1_8=-2147483647, var_1_9=1] [L122] var_1_14 = __VERIFIER_nondet_ushort() [L123] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_17=10, var_1_18=5, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=2, var_1_7=-2, var_1_8=-2147483647, var_1_9=1] [L20] COND FALSE !(!cond) [L123] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_17=10, var_1_18=5, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=2, var_1_7=-2, var_1_8=-2147483647, var_1_9=1] [L124] CALL assume_abort_if_not(var_1_14 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=32767, var_1_15=17766, var_1_16=28149, var_1_17=10, var_1_18=5, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=2, var_1_7=-2, var_1_8=-2147483647, var_1_9=1] [L20] COND FALSE !(!cond) [L124] RET assume_abort_if_not(var_1_14 <= 32767) VAL [isInitial=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=32767, var_1_15=17766, var_1_16=28149, var_1_17=10, var_1_18=5, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=2, var_1_7=-2, var_1_8=-2147483647, var_1_9=1] [L125] var_1_15 = __VERIFIER_nondet_ushort() [L126] CALL assume_abort_if_not(var_1_15 >= 16383) VAL [\old(cond)=1, isInitial=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=32767, var_1_15=16383, var_1_16=28149, var_1_17=10, var_1_18=5, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=2, var_1_7=-2, var_1_8=-2147483647, var_1_9=1] [L20] COND FALSE !(!cond) [L126] RET assume_abort_if_not(var_1_15 >= 16383) VAL [isInitial=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=32767, var_1_15=16383, var_1_16=28149, var_1_17=10, var_1_18=5, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=2, var_1_7=-2, var_1_8=-2147483647, var_1_9=1] [L127] CALL assume_abort_if_not(var_1_15 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=32767, var_1_15=16383, var_1_16=28149, var_1_17=10, var_1_18=5, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=2, var_1_7=-2, var_1_8=-2147483647, var_1_9=1] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not(var_1_15 <= 32767) VAL [isInitial=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=32767, var_1_15=16383, var_1_16=28149, var_1_17=10, var_1_18=5, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=2, var_1_7=-2, var_1_8=-2147483647, var_1_9=1] [L128] var_1_16 = __VERIFIER_nondet_ushort() [L129] CALL assume_abort_if_not(var_1_16 >= 16383) VAL [\old(cond)=1, isInitial=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=32767, var_1_15=16383, var_1_16=32767, var_1_17=10, var_1_18=5, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=2, var_1_7=-2, var_1_8=-2147483647, var_1_9=1] [L20] COND FALSE !(!cond) [L129] RET assume_abort_if_not(var_1_16 >= 16383) VAL [isInitial=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=32767, var_1_15=16383, var_1_16=32767, var_1_17=10, var_1_18=5, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=2, var_1_7=-2, var_1_8=-2147483647, var_1_9=1] [L130] CALL assume_abort_if_not(var_1_16 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=32767, var_1_15=16383, var_1_16=32767, var_1_17=10, var_1_18=5, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=2, var_1_7=-2, var_1_8=-2147483647, var_1_9=1] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not(var_1_16 <= 32767) VAL [isInitial=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=32767, var_1_15=16383, var_1_16=32767, var_1_17=10, var_1_18=5, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=2, var_1_7=-2, var_1_8=-2147483647, var_1_9=1] [L131] var_1_17 = __VERIFIER_nondet_ushort() [L132] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=32767, var_1_15=16383, var_1_16=32767, var_1_18=5, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=2, var_1_7=-2, var_1_8=-2147483647, var_1_9=1] [L20] COND FALSE !(!cond) [L132] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=32767, var_1_15=16383, var_1_16=32767, var_1_18=5, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=2, var_1_7=-2, var_1_8=-2147483647, var_1_9=1] [L133] CALL assume_abort_if_not(var_1_17 <= 8192) VAL [\old(cond)=1, isInitial=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=32767, var_1_15=16383, var_1_16=32767, var_1_17=0, var_1_18=5, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=2, var_1_7=-2, var_1_8=-2147483647, var_1_9=1] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not(var_1_17 <= 8192) VAL [isInitial=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=32767, var_1_15=16383, var_1_16=32767, var_1_17=0, var_1_18=5, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=2, var_1_7=-2, var_1_8=-2147483647, var_1_9=1] [L134] var_1_18 = __VERIFIER_nondet_ushort() [L135] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=32767, var_1_15=16383, var_1_16=32767, var_1_17=0, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=2, var_1_7=-2, var_1_8=-2147483647, var_1_9=1] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=32767, var_1_15=16383, var_1_16=32767, var_1_17=0, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=2, var_1_7=-2, var_1_8=-2147483647, var_1_9=1] [L136] CALL assume_abort_if_not(var_1_18 <= 8191) VAL [\old(cond)=1, isInitial=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=32767, var_1_15=16383, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=2, var_1_7=-2, var_1_8=-2147483647, var_1_9=1] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(var_1_18 <= 8191) VAL [isInitial=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=32767, var_1_15=16383, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=2, var_1_7=-2, var_1_8=-2147483647, var_1_9=1] [L137] var_1_20 = __VERIFIER_nondet_uchar() [L138] CALL assume_abort_if_not(var_1_20 >= 32) VAL [\old(cond)=1, isInitial=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=32767, var_1_15=16383, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=4, var_1_1=39999999987/40, var_1_20=63, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=2, var_1_7=-2, var_1_8=-2147483647, var_1_9=1] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_20 >= 32) VAL [isInitial=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=32767, var_1_15=16383, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=4, var_1_1=39999999987/40, var_1_20=63, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=2, var_1_7=-2, var_1_8=-2147483647, var_1_9=1] [L139] CALL assume_abort_if_not(var_1_20 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=32767, var_1_15=16383, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=4, var_1_1=39999999987/40, var_1_20=63, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=2, var_1_7=-2, var_1_8=-2147483647, var_1_9=1] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_20 <= 63) VAL [isInitial=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=32767, var_1_15=16383, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=4, var_1_1=39999999987/40, var_1_20=63, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=2, var_1_7=-2, var_1_8=-2147483647, var_1_9=1] [L140] var_1_21 = __VERIFIER_nondet_uchar() [L141] CALL assume_abort_if_not(var_1_21 >= 64) VAL [\old(cond)=1, isInitial=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=32767, var_1_15=16383, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=4, var_1_1=39999999987/40, var_1_20=63, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=2, var_1_7=-2, var_1_8=-2147483647, var_1_9=1] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_21 >= 64) VAL [isInitial=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=32767, var_1_15=16383, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=4, var_1_1=39999999987/40, var_1_20=63, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=2, var_1_7=-2, var_1_8=-2147483647, var_1_9=1] [L142] CALL assume_abort_if_not(var_1_21 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=32767, var_1_15=16383, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=4, var_1_1=39999999987/40, var_1_20=63, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=2, var_1_7=-2, var_1_8=-2147483647, var_1_9=1] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_21 <= 127) VAL [isInitial=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=32767, var_1_15=16383, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=4, var_1_1=39999999987/40, var_1_20=63, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=2, var_1_7=-2, var_1_8=-2147483647, var_1_9=1] [L143] var_1_22 = __VERIFIER_nondet_uchar() [L144] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=32767, var_1_15=16383, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=4, var_1_1=39999999987/40, var_1_20=63, var_1_21=64, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=2, var_1_7=-2, var_1_8=-2147483647, var_1_9=1] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=32767, var_1_15=16383, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=4, var_1_1=39999999987/40, var_1_20=63, var_1_21=64, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=2, var_1_7=-2, var_1_8=-2147483647, var_1_9=1] [L145] CALL assume_abort_if_not(var_1_22 <= 64) VAL [\old(cond)=1, isInitial=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=32767, var_1_15=16383, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=4, var_1_1=39999999987/40, var_1_20=63, var_1_21=64, var_1_22=0, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=2, var_1_7=-2, var_1_8=-2147483647, var_1_9=1] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_22 <= 64) VAL [isInitial=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=32767, var_1_15=16383, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=4, var_1_1=39999999987/40, var_1_20=63, var_1_21=64, var_1_22=0, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=2, var_1_7=-2, var_1_8=-2147483647, var_1_9=1] [L146] var_1_23 = __VERIFIER_nondet_uchar() [L147] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=32767, var_1_15=16383, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=4, var_1_1=39999999987/40, var_1_20=63, var_1_21=64, var_1_22=0, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=2, var_1_7=-2, var_1_8=-2147483647, var_1_9=1] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=32767, var_1_15=16383, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=4, var_1_1=39999999987/40, var_1_20=63, var_1_21=64, var_1_22=0, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=2, var_1_7=-2, var_1_8=-2147483647, var_1_9=1] [L148] CALL assume_abort_if_not(var_1_23 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=32767, var_1_15=16383, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=4, var_1_1=39999999987/40, var_1_20=63, var_1_21=64, var_1_22=0, var_1_23=0, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=2, var_1_7=-2, var_1_8=-2147483647, var_1_9=1] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_23 <= 63) VAL [isInitial=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=32767, var_1_15=16383, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=4, var_1_1=39999999987/40, var_1_20=63, var_1_21=64, var_1_22=0, var_1_23=0, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=2, var_1_7=-2, var_1_8=-2147483647, var_1_9=1] [L149] var_1_24 = __VERIFIER_nondet_uchar() [L150] CALL assume_abort_if_not(var_1_24 >= 127) VAL [\old(cond)=1, isInitial=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=32767, var_1_15=16383, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=4, var_1_1=39999999987/40, var_1_20=63, var_1_21=64, var_1_22=0, var_1_23=0, var_1_24=127, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=2, var_1_7=-2, var_1_8=-2147483647, var_1_9=1] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_24 >= 127) VAL [isInitial=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=32767, var_1_15=16383, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=4, var_1_1=39999999987/40, var_1_20=63, var_1_21=64, var_1_22=0, var_1_23=0, var_1_24=127, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=2, var_1_7=-2, var_1_8=-2147483647, var_1_9=1] [L151] CALL assume_abort_if_not(var_1_24 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=32767, var_1_15=16383, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=4, var_1_1=39999999987/40, var_1_20=63, var_1_21=64, var_1_22=0, var_1_23=0, var_1_24=127, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=2, var_1_7=-2, var_1_8=-2147483647, var_1_9=1] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_24 <= 254) VAL [isInitial=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=32767, var_1_15=16383, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=4, var_1_1=39999999987/40, var_1_20=63, var_1_21=64, var_1_22=0, var_1_23=0, var_1_24=127, var_1_25=-16, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=2, var_1_7=-2, var_1_8=-2147483647, var_1_9=1] [L164] RET updateVariables() [L165] CALL step() [L51] COND TRUE var_1_2 == (var_1_3 % var_1_4) [L52] var_1_1 = (var_1_5 - var_1_6) [L54] COND FALSE !(var_1_1 >= var_1_6) [L57] COND FALSE !(((var_1_6 * var_1_5) / var_1_10) > var_1_1) [L64] COND TRUE var_1_2 < var_1_3 [L65] var_1_13 = (var_1_14 + (((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16))) - (var_1_17 + var_1_18))) [L67] COND FALSE !(var_1_10 == var_1_1) [L74] var_1_19 = var_1_24 [L76] COND FALSE !((25.3 * var_1_5) != var_1_1) [L85] var_1_25 = var_1_20 [L87] COND FALSE !(var_1_25 < (var_1_21 / var_1_20)) [L165] RET step() [L166] CALL, EXPR property() [L156-L157] return (((((((var_1_2 == (var_1_3 % var_1_4)) ? (var_1_1 == ((float) (var_1_5 - var_1_6))) : 1) && ((var_1_1 >= var_1_6) ? (var_1_7 == ((signed long int) var_1_8)) : 1)) && ((((var_1_6 * var_1_5) / var_1_10) > var_1_1) ? (var_1_11 ? (var_1_9 == ((unsigned long int) var_1_12)) : (var_1_9 == ((unsigned long int) var_1_12))) : 1)) && ((var_1_2 < var_1_3) ? (var_1_13 == ((unsigned short int) (var_1_14 + (((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16))) - (var_1_17 + var_1_18))))) : 1)) && ((var_1_10 == var_1_1) ? (var_1_11 ? (var_1_19 == ((unsigned char) (((32 + var_1_20) + var_1_21) - (var_1_22 + var_1_23)))) : (var_1_19 == ((unsigned char) (var_1_24 - var_1_23)))) : (var_1_19 == ((unsigned char) var_1_24)))) && (((25.3 * var_1_5) != var_1_1) ? (var_1_11 ? ((var_1_15 <= var_1_12) ? (var_1_25 == ((signed long int) var_1_14)) : 1) : (var_1_25 == ((signed long int) var_1_22))) : (var_1_25 == ((signed long int) var_1_20)))) && ((var_1_25 < (var_1_21 / var_1_20)) ? ((var_1_25 > var_1_18) ? (var_1_26 == ((unsigned char) ((((((((var_1_22) < (var_1_24)) ? (var_1_22) : (var_1_24)))) > (var_1_23)) ? (((((var_1_22) < (var_1_24)) ? (var_1_22) : (var_1_24)))) : (var_1_23))))) : (var_1_26 == ((unsigned char) var_1_22))) : 1) ; [L166] RET, EXPR property() [L166] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_11=1, var_1_12=0, var_1_13=65534, var_1_14=32767, var_1_15=16383, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=127, var_1_1=0, var_1_20=63, var_1_21=64, var_1_22=0, var_1_23=0, var_1_24=127, var_1_25=63, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=2, var_1_7=-2, var_1_8=-2147483647, var_1_9=1] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_11=1, var_1_12=0, var_1_13=65534, var_1_14=32767, var_1_15=16383, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=127, var_1_1=0, var_1_20=63, var_1_21=64, var_1_22=0, var_1_23=0, var_1_24=127, var_1_25=63, var_1_26=0, var_1_2=1, var_1_3=3, var_1_4=2, var_1_7=-2, var_1_8=-2147483647, var_1_9=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 65 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 1, TraceHistogramMax: 37, 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=65occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 134 NumberOfCodeBlocks, 134 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-23 21:16:39,966 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_facda137-0a85-406b-bd77-cb34f4fb1845/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_facda137-0a85-406b-bd77-cb34f4fb1845/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_facda137-0a85-406b-bd77-cb34f4fb1845/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_facda137-0a85-406b-bd77-cb34f4fb1845/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_facda137-0a85-406b-bd77-cb34f4fb1845/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-8.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_facda137-0a85-406b-bd77-cb34f4fb1845/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_facda137-0a85-406b-bd77-cb34f4fb1845/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash aa2d5229e988b5b70b0887d19b7b91794871eba0e94940359eebe3e4af8556cb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:16:42,792 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:16:42,957 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_facda137-0a85-406b-bd77-cb34f4fb1845/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 21:16:42,968 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:16:42,969 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:16:43,020 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:16:43,022 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:16:43,022 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:16:43,023 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:16:43,028 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:16:43,029 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:16:43,030 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:16:43,030 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:16:43,032 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:16:43,032 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:16:43,033 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:16:43,034 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:16:43,034 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:16:43,035 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:16:43,036 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:16:43,037 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:16:43,037 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:16:43,038 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:16:43,038 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:16:43,039 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:16:43,039 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:16:43,039 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:16:43,040 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:16:43,040 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:16:43,041 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:16:43,042 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:16:43,042 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:16:43,043 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:16:43,043 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:16:43,043 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:16:43,044 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:16:43,044 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:16:43,044 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:16:43,045 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:16:43,046 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:16:43,046 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:16:43,047 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:16:43,047 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:16:43,047 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:16:43,048 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_facda137-0a85-406b-bd77-cb34f4fb1845/bin/utaipan-verify-mE87zJ7Ire/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_facda137-0a85-406b-bd77-cb34f4fb1845/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aa2d5229e988b5b70b0887d19b7b91794871eba0e94940359eebe3e4af8556cb [2023-11-23 21:16:43,527 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:16:43,559 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:16:43,562 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:16:43,564 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:16:43,565 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:16:43,566 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_facda137-0a85-406b-bd77-cb34f4fb1845/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-8.i [2023-11-23 21:16:46,847 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:16:47,131 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:16:47,132 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_facda137-0a85-406b-bd77-cb34f4fb1845/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-8.i [2023-11-23 21:16:47,144 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_facda137-0a85-406b-bd77-cb34f4fb1845/bin/utaipan-verify-mE87zJ7Ire/data/1ee8d6fa0/4d828c4e757e4086acb344dd053e031c/FLAG375cb9f9a [2023-11-23 21:16:47,160 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_facda137-0a85-406b-bd77-cb34f4fb1845/bin/utaipan-verify-mE87zJ7Ire/data/1ee8d6fa0/4d828c4e757e4086acb344dd053e031c [2023-11-23 21:16:47,163 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:16:47,165 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:16:47,166 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:16:47,166 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:16:47,172 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:16:47,173 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:16:47" (1/1) ... [2023-11-23 21:16:47,174 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c79a6be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:47, skipping insertion in model container [2023-11-23 21:16:47,175 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:16:47" (1/1) ... [2023-11-23 21:16:47,211 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:16:47,387 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_facda137-0a85-406b-bd77-cb34f4fb1845/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-8.i[916,929] [2023-11-23 21:16:47,507 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:16:47,532 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:16:47,549 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_facda137-0a85-406b-bd77-cb34f4fb1845/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-8.i[916,929] [2023-11-23 21:16:47,613 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:16:47,648 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:16:47,648 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:47 WrapperNode [2023-11-23 21:16:47,649 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:16:47,650 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:16:47,650 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:16:47,651 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:16:47,659 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:47" (1/1) ... [2023-11-23 21:16:47,691 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:47" (1/1) ... [2023-11-23 21:16:47,743 INFO L138 Inliner]: procedures = 27, calls = 50, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 179 [2023-11-23 21:16:47,745 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:16:47,746 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:16:47,746 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:16:47,747 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:16:47,758 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:47" (1/1) ... [2023-11-23 21:16:47,758 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:47" (1/1) ... [2023-11-23 21:16:47,785 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:47" (1/1) ... [2023-11-23 21:16:47,785 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:47" (1/1) ... [2023-11-23 21:16:47,816 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:47" (1/1) ... [2023-11-23 21:16:47,820 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:47" (1/1) ... [2023-11-23 21:16:47,824 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:47" (1/1) ... [2023-11-23 21:16:47,840 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:47" (1/1) ... [2023-11-23 21:16:47,846 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:16:47,847 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:16:47,847 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:16:47,848 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:16:47,849 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:47" (1/1) ... [2023-11-23 21:16:47,863 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:16:47,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_facda137-0a85-406b-bd77-cb34f4fb1845/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:16:47,913 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_facda137-0a85-406b-bd77-cb34f4fb1845/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:16:47,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_facda137-0a85-406b-bd77-cb34f4fb1845/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:16:47,981 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:16:47,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 21:16:47,982 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:16:47,982 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:16:47,982 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:16:47,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:16:48,088 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:16:48,090 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:16:59,655 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:16:59,707 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:16:59,707 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:16:59,708 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:16:59 BoogieIcfgContainer [2023-11-23 21:16:59,708 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:16:59,711 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:16:59,711 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:16:59,714 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:16:59,715 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:16:47" (1/3) ... [2023-11-23 21:16:59,716 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65f38a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:16:59, skipping insertion in model container [2023-11-23 21:16:59,716 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:47" (2/3) ... [2023-11-23 21:16:59,716 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65f38a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:16:59, skipping insertion in model container [2023-11-23 21:16:59,717 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:16:59" (3/3) ... [2023-11-23 21:16:59,718 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-8.i [2023-11-23 21:16:59,738 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:16:59,739 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:16:59,793 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:16:59,801 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;@337ecf57, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:16:59,801 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:16:59,807 INFO L276 IsEmpty]: Start isEmpty. Operand has 81 states, 41 states have (on average 1.4146341463414633) internal successors, (58), 42 states have internal predecessors, (58), 37 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2023-11-23 21:16:59,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2023-11-23 21:16:59,828 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:16:59,829 INFO L195 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:16:59,829 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:16:59,835 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:16:59,836 INFO L85 PathProgramCache]: Analyzing trace with hash -1701934868, now seen corresponding path program 1 times [2023-11-23 21:16:59,852 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:16:59,852 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [363661068] [2023-11-23 21:16:59,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:16:59,853 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:16:59,853 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_facda137-0a85-406b-bd77-cb34f4fb1845/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:16:59,855 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_facda137-0a85-406b-bd77-cb34f4fb1845/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:16:59,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_facda137-0a85-406b-bd77-cb34f4fb1845/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-23 21:17:01,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:17:01,344 INFO L262 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 21:17:01,359 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:17:01,424 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 1172 proven. 0 refuted. 0 times theorem prover too weak. 1492 trivial. 0 not checked. [2023-11-23 21:17:01,425 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:17:01,426 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:17:01,426 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [363661068] [2023-11-23 21:17:01,427 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [363661068] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:17:01,427 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:17:01,427 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:17:01,429 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [346081825] [2023-11-23 21:17:01,430 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:17:01,435 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:17:01,436 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:17:01,466 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:17:01,467 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:17:01,470 INFO L87 Difference]: Start difference. First operand has 81 states, 41 states have (on average 1.4146341463414633) internal successors, (58), 42 states have internal predecessors, (58), 37 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) Second operand has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) [2023-11-23 21:17:04,123 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.57s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:17:04,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:17:04,125 INFO L93 Difference]: Finished difference Result 159 states and 299 transitions. [2023-11-23 21:17:04,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:17:04,313 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) Word has length 216 [2023-11-23 21:17:04,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:17:04,323 INFO L225 Difference]: With dead ends: 159 [2023-11-23 21:17:04,323 INFO L226 Difference]: Without dead ends: 79 [2023-11-23 21:17:04,327 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 215 GetRequests, 215 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:17:04,332 INFO L413 NwaCegarLoop]: 124 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 124 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2023-11-23 21:17:04,333 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 124 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.6s Time] [2023-11-23 21:17:04,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2023-11-23 21:17:04,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 79. [2023-11-23 21:17:04,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 40 states have (on average 1.325) internal successors, (53), 40 states have internal predecessors, (53), 37 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2023-11-23 21:17:04,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 127 transitions. [2023-11-23 21:17:04,395 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 127 transitions. Word has length 216 [2023-11-23 21:17:04,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:17:04,396 INFO L495 AbstractCegarLoop]: Abstraction has 79 states and 127 transitions. [2023-11-23 21:17:04,396 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) [2023-11-23 21:17:04,397 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 127 transitions. [2023-11-23 21:17:04,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2023-11-23 21:17:04,403 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:17:04,404 INFO L195 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:17:04,434 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_facda137-0a85-406b-bd77-cb34f4fb1845/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:17:04,628 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_facda137-0a85-406b-bd77-cb34f4fb1845/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:17:04,628 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:17:04,629 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:17:04,629 INFO L85 PathProgramCache]: Analyzing trace with hash 248794086, now seen corresponding path program 1 times [2023-11-23 21:17:04,630 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:17:04,630 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [201720077] [2023-11-23 21:17:04,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:17:04,631 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:17:04,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_facda137-0a85-406b-bd77-cb34f4fb1845/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:17:04,633 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_facda137-0a85-406b-bd77-cb34f4fb1845/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:17:04,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_facda137-0a85-406b-bd77-cb34f4fb1845/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-23 21:17:22,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:17:22,158 INFO L262 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-23 21:17:22,170 INFO L285 TraceCheckSpWp]: Computing forward predicates...