./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-96.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60753635-afae-40d7-977b-a5bd68ab3ba8/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60753635-afae-40d7-977b-a5bd68ab3ba8/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60753635-afae-40d7-977b-a5bd68ab3ba8/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60753635-afae-40d7-977b-a5bd68ab3ba8/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-96.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60753635-afae-40d7-977b-a5bd68ab3ba8/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60753635-afae-40d7-977b-a5bd68ab3ba8/bin/utaipan-verify-t7M7D8N6sZ --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e3ddf029d6c8d316304cb4ddcdbc5422251d87289b8ada843d8e8cc5a57a2c2d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:17:35,151 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:17:35,265 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60753635-afae-40d7-977b-a5bd68ab3ba8/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 05:17:35,274 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:17:35,277 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:17:35,324 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:17:35,329 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:17:35,330 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:17:35,331 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:17:35,341 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:17:35,342 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:17:35,343 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:17:35,344 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:17:35,345 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 05:17:35,346 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:17:35,346 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:17:35,347 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 05:17:35,347 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 05:17:35,348 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:17:35,348 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 05:17:35,350 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 05:17:35,351 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 05:17:35,352 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:17:35,353 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:17:35,353 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:17:35,354 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 05:17:35,354 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:17:35,354 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:17:35,355 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:17:35,355 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:17:35,357 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:17:35,357 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:17:35,357 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:17:35,358 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:17:35,358 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:17:35,358 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:17:35,358 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:17:35,359 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:17:35,359 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:17:35,359 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:17:35,359 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 05:17:35,360 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 05:17:35,360 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:17:35,360 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:17:35,361 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:17:35,361 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_60753635-afae-40d7-977b-a5bd68ab3ba8/bin/utaipan-verify-t7M7D8N6sZ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60753635-afae-40d7-977b-a5bd68ab3ba8/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e3ddf029d6c8d316304cb4ddcdbc5422251d87289b8ada843d8e8cc5a57a2c2d [2023-11-19 05:17:35,675 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:17:35,713 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:17:35,716 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:17:35,718 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:17:35,719 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:17:35,721 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60753635-afae-40d7-977b-a5bd68ab3ba8/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-96.i [2023-11-19 05:17:39,283 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:17:39,564 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:17:39,564 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60753635-afae-40d7-977b-a5bd68ab3ba8/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-96.i [2023-11-19 05:17:39,579 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60753635-afae-40d7-977b-a5bd68ab3ba8/bin/utaipan-verify-t7M7D8N6sZ/data/2f8940e65/4b58a961edc64974b7fd1280538078f2/FLAG7eaa44b7f [2023-11-19 05:17:39,601 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60753635-afae-40d7-977b-a5bd68ab3ba8/bin/utaipan-verify-t7M7D8N6sZ/data/2f8940e65/4b58a961edc64974b7fd1280538078f2 [2023-11-19 05:17:39,603 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:17:39,605 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:17:39,608 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:17:39,608 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:17:39,615 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:17:39,616 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:17:39" (1/1) ... [2023-11-19 05:17:39,618 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f236fb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:39, skipping insertion in model container [2023-11-19 05:17:39,618 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:17:39" (1/1) ... [2023-11-19 05:17:39,679 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:17:39,859 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_60753635-afae-40d7-977b-a5bd68ab3ba8/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-96.i[915,928] [2023-11-19 05:17:39,958 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:17:39,976 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:17:39,992 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_60753635-afae-40d7-977b-a5bd68ab3ba8/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-96.i[915,928] [2023-11-19 05:17:40,033 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:17:40,056 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:17:40,057 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:40 WrapperNode [2023-11-19 05:17:40,057 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:17:40,059 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:17:40,059 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:17:40,059 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:17:40,068 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:40" (1/1) ... [2023-11-19 05:17:40,083 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:40" (1/1) ... [2023-11-19 05:17:40,170 INFO L138 Inliner]: procedures = 26, calls = 48, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 209 [2023-11-19 05:17:40,171 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:17:40,172 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:17:40,172 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:17:40,172 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:17:40,184 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:40" (1/1) ... [2023-11-19 05:17:40,185 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:40" (1/1) ... [2023-11-19 05:17:40,190 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:40" (1/1) ... [2023-11-19 05:17:40,190 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:40" (1/1) ... [2023-11-19 05:17:40,206 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:40" (1/1) ... [2023-11-19 05:17:40,225 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:40" (1/1) ... [2023-11-19 05:17:40,229 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:40" (1/1) ... [2023-11-19 05:17:40,232 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:40" (1/1) ... [2023-11-19 05:17:40,238 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:17:40,254 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:17:40,254 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:17:40,254 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:17:40,255 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:40" (1/1) ... [2023-11-19 05:17:40,262 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:17:40,287 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60753635-afae-40d7-977b-a5bd68ab3ba8/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:17:40,301 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60753635-afae-40d7-977b-a5bd68ab3ba8/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:17:40,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60753635-afae-40d7-977b-a5bd68ab3ba8/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:17:40,352 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:17:40,352 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:17:40,352 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:17:40,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 05:17:40,353 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:17:40,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:17:40,512 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:17:40,516 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:17:41,116 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:17:41,437 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:17:41,437 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:17:41,445 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:17:41 BoogieIcfgContainer [2023-11-19 05:17:41,445 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:17:41,450 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:17:41,450 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:17:41,455 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:17:41,456 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:17:39" (1/3) ... [2023-11-19 05:17:41,457 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72045e92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:17:41, skipping insertion in model container [2023-11-19 05:17:41,458 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:40" (2/3) ... [2023-11-19 05:17:41,461 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72045e92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:17:41, skipping insertion in model container [2023-11-19 05:17:41,461 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:17:41" (3/3) ... [2023-11-19 05:17:41,463 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-96.i [2023-11-19 05:17:41,487 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:17:41,488 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:17:41,573 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:17:41,582 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;@37c5b168, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:17:41,582 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:17:41,588 INFO L276 IsEmpty]: Start isEmpty. Operand has 63 states, 25 states have (on average 1.12) internal successors, (28), 26 states have internal predecessors, (28), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2023-11-19 05:17:41,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-11-19 05:17:41,607 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:17:41,608 INFO L195 NwaCegarLoop]: trace histogram [35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:17:41,609 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:17:41,615 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:17:41,615 INFO L85 PathProgramCache]: Analyzing trace with hash -1294105585, now seen corresponding path program 1 times [2023-11-19 05:17:41,628 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:17:41,628 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1980492322] [2023-11-19 05:17:41,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:17:41,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:17:42,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:17:42,408 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 05:17:42,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:17:43,101 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 05:17:43,104 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 05:17:43,106 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 05:17:43,109 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 05:17:43,115 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 05:17:43,130 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 05:17:43,342 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 05:17:43 BoogieIcfgContainer [2023-11-19 05:17:43,344 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 05:17:43,347 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 05:17:43,347 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 05:17:43,347 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 05:17:43,348 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:17:41" (3/4) ... [2023-11-19 05:17:43,354 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 05:17:43,356 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 05:17:43,358 INFO L158 Benchmark]: Toolchain (without parser) took 3752.06ms. Allocated memory is still 176.2MB. Free memory was 127.9MB in the beginning and 122.2MB in the end (delta: 5.7MB). Peak memory consumption was 6.0MB. Max. memory is 16.1GB. [2023-11-19 05:17:43,359 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 134.2MB. Free memory is still 76.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:17:43,360 INFO L158 Benchmark]: CACSL2BoogieTranslator took 450.13ms. Allocated memory is still 176.2MB. Free memory was 127.9MB in the beginning and 113.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 05:17:43,362 INFO L158 Benchmark]: Boogie Procedure Inliner took 112.27ms. Allocated memory is still 176.2MB. Free memory was 113.2MB in the beginning and 109.7MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 05:17:43,363 INFO L158 Benchmark]: Boogie Preprocessor took 81.18ms. Allocated memory is still 176.2MB. Free memory was 109.7MB in the beginning and 107.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 05:17:43,370 INFO L158 Benchmark]: RCFGBuilder took 1191.54ms. Allocated memory is still 176.2MB. Free memory was 107.6MB in the beginning and 132.7MB in the end (delta: -25.1MB). Peak memory consumption was 45.8MB. Max. memory is 16.1GB. [2023-11-19 05:17:43,372 INFO L158 Benchmark]: TraceAbstraction took 1894.45ms. Allocated memory is still 176.2MB. Free memory was 131.7MB in the beginning and 122.2MB in the end (delta: 9.5MB). Peak memory consumption was 75.5MB. Max. memory is 16.1GB. [2023-11-19 05:17:43,372 INFO L158 Benchmark]: Witness Printer took 9.42ms. Allocated memory is still 176.2MB. Free memory is still 122.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:17:43,383 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 134.2MB. Free memory is still 76.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 450.13ms. Allocated memory is still 176.2MB. Free memory was 127.9MB in the beginning and 113.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 112.27ms. Allocated memory is still 176.2MB. Free memory was 113.2MB in the beginning and 109.7MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 81.18ms. Allocated memory is still 176.2MB. Free memory was 109.7MB in the beginning and 107.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1191.54ms. Allocated memory is still 176.2MB. Free memory was 107.6MB in the beginning and 132.7MB in the end (delta: -25.1MB). Peak memory consumption was 45.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1894.45ms. Allocated memory is still 176.2MB. Free memory was 131.7MB in the beginning and 122.2MB in the end (delta: 9.5MB). Peak memory consumption was 75.5MB. Max. memory is 16.1GB. * Witness Printer took 9.42ms. Allocated memory is still 176.2MB. Free memory is still 122.2MB. 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 167, overapproximation of bitwiseAnd at line 65, overapproximation of someBinaryArithmeticDOUBLEoperation at line 102, overapproximation of someBinaryDOUBLEComparisonOperation at line 167. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = 16; [L23] unsigned char var_1_4 = 0; [L24] unsigned char var_1_6 = 1; [L25] signed char var_1_8 = -10; [L26] unsigned short int var_1_9 = 4; [L27] signed char var_1_10 = 8; [L28] unsigned short int var_1_12 = 64314; [L29] unsigned short int var_1_13 = 26169; [L30] signed char var_1_17 = 50; [L31] signed char var_1_18 = 16; [L32] signed char var_1_19 = 5; [L33] signed char var_1_20 = 0; [L34] signed char var_1_21 = 50; [L35] signed char var_1_22 = 16; [L36] unsigned char var_1_23 = 16; [L37] unsigned char var_1_24 = 1; [L38] unsigned char var_1_25 = 0; [L39] double var_1_27 = 0.25; [L40] double var_1_28 = 10.25; [L41] double var_1_29 = 1000.25; [L42] double var_1_30 = 9.5; [L43] float var_1_31 = 63.5; [L44] unsigned short int var_1_32 = 16; [L45] unsigned short int var_1_33 = 1; [L46] unsigned short int var_1_34 = 2; [L47] unsigned char var_1_35 = 0; [L48] unsigned char var_1_36 = 0; [L49] unsigned char var_1_37 = 1; [L50] unsigned char var_1_38 = 1; [L51] unsigned char var_1_39 = 5; [L52] unsigned char var_1_40 = 0; [L53] unsigned char var_1_41 = 100; [L54] unsigned short int last_1_var_1_9 = 4; [L171] isInitial = 1 [L172] FCALL initially() [L173] COND TRUE 1 [L174] CALL updateLastVariables() [L164] last_1_var_1_9 = var_1_9 [L174] RET updateLastVariables() [L175] CALL updateVariables() [L108] var_1_4 = __VERIFIER_nondet_uchar() [L109] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_33=1, var_1_34=2, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1, var_1_39=5, var_1_40=0, var_1_41=100, var_1_6=1, var_1_8=-10, var_1_9=4] [L20] COND FALSE !(!cond) [L109] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_33=1, var_1_34=2, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1, var_1_39=5, var_1_40=0, var_1_41=100, var_1_6=1, var_1_8=-10, var_1_9=4] [L110] CALL assume_abort_if_not(var_1_4 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_33=1, var_1_34=2, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1, var_1_39=5, var_1_40=0, var_1_41=100, var_1_4=1, var_1_6=1, var_1_8=-10, var_1_9=4] [L20] COND FALSE !(!cond) [L110] RET assume_abort_if_not(var_1_4 <= 1) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_33=1, var_1_34=2, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1, var_1_39=5, var_1_40=0, var_1_41=100, var_1_4=1, var_1_6=1, var_1_8=-10, var_1_9=4] [L111] var_1_6 = __VERIFIER_nondet_uchar() [L112] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_33=1, var_1_34=2, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1, var_1_39=5, var_1_40=0, var_1_41=100, var_1_4=1, var_1_6=1, var_1_8=-10, var_1_9=4] [L20] COND FALSE !(!cond) [L112] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_33=1, var_1_34=2, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1, var_1_39=5, var_1_40=0, var_1_41=100, var_1_4=1, var_1_6=1, var_1_8=-10, var_1_9=4] [L113] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_33=1, var_1_34=2, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1, var_1_39=5, var_1_40=0, var_1_41=100, var_1_4=1, var_1_6=1, var_1_8=-10, var_1_9=4] [L20] COND FALSE !(!cond) [L113] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_33=1, var_1_34=2, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1, var_1_39=5, var_1_40=0, var_1_41=100, var_1_4=1, var_1_6=1, var_1_8=-10, var_1_9=4] [L114] var_1_8 = __VERIFIER_nondet_char() [L115] CALL assume_abort_if_not(var_1_8 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_33=1, var_1_34=2, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1, var_1_39=5, var_1_40=0, var_1_41=100, var_1_4=1, var_1_6=1, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) [L115] RET assume_abort_if_not(var_1_8 >= -127) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_33=1, var_1_34=2, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1, var_1_39=5, var_1_40=0, var_1_41=100, var_1_4=1, var_1_6=1, var_1_8=-127, var_1_9=4] [L116] CALL assume_abort_if_not(var_1_8 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_33=1, var_1_34=2, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1, var_1_39=5, var_1_40=0, var_1_41=100, var_1_4=1, var_1_6=1, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) [L116] RET assume_abort_if_not(var_1_8 <= 126) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_33=1, var_1_34=2, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1, var_1_39=5, var_1_40=0, var_1_41=100, var_1_4=1, var_1_6=1, var_1_8=-127, var_1_9=4] [L117] var_1_10 = __VERIFIER_nondet_char() [L118] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_33=1, var_1_34=2, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1, var_1_39=5, var_1_40=0, var_1_41=100, var_1_4=1, var_1_6=1, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) [L118] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_33=1, var_1_34=2, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1, var_1_39=5, var_1_40=0, var_1_41=100, var_1_4=1, var_1_6=1, var_1_8=-127, var_1_9=4] [L119] CALL assume_abort_if_not(var_1_10 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_33=1, var_1_34=2, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1, var_1_39=5, var_1_40=0, var_1_41=100, var_1_4=1, var_1_6=1, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) [L119] RET assume_abort_if_not(var_1_10 <= 127) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_33=1, var_1_34=2, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1, var_1_39=5, var_1_40=0, var_1_41=100, var_1_4=1, var_1_6=1, var_1_8=-127, var_1_9=4] [L120] var_1_12 = __VERIFIER_nondet_ushort() [L121] CALL assume_abort_if_not(var_1_12 >= 49150) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=65534, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_33=1, var_1_34=2, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1, var_1_39=5, var_1_40=0, var_1_41=100, var_1_4=1, var_1_6=1, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) [L121] RET assume_abort_if_not(var_1_12 >= 49150) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=65534, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_33=1, var_1_34=2, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1, var_1_39=5, var_1_40=0, var_1_41=100, var_1_4=1, var_1_6=1, var_1_8=-127, var_1_9=4] [L122] CALL assume_abort_if_not(var_1_12 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=65534, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_33=1, var_1_34=2, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1, var_1_39=5, var_1_40=0, var_1_41=100, var_1_4=1, var_1_6=1, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) [L122] RET assume_abort_if_not(var_1_12 <= 65534) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=65534, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_33=1, var_1_34=2, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1, var_1_39=5, var_1_40=0, var_1_41=100, var_1_4=1, var_1_6=1, var_1_8=-127, var_1_9=4] [L123] var_1_13 = __VERIFIER_nondet_ushort() [L124] CALL assume_abort_if_not(var_1_13 >= 24575) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=65534, var_1_13=32720, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_33=1, var_1_34=2, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1, var_1_39=5, var_1_40=0, var_1_41=100, var_1_4=1, var_1_6=1, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) [L124] RET assume_abort_if_not(var_1_13 >= 24575) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=65534, var_1_13=32720, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_33=1, var_1_34=2, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1, var_1_39=5, var_1_40=0, var_1_41=100, var_1_4=1, var_1_6=1, var_1_8=-127, var_1_9=4] [L125] CALL assume_abort_if_not(var_1_13 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=65534, var_1_13=32720, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_33=1, var_1_34=2, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1, var_1_39=5, var_1_40=0, var_1_41=100, var_1_4=1, var_1_6=1, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) [L125] RET assume_abort_if_not(var_1_13 <= 32767) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=65534, var_1_13=32720, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_33=1, var_1_34=2, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1, var_1_39=5, var_1_40=0, var_1_41=100, var_1_4=1, var_1_6=1, var_1_8=-127, var_1_9=4] [L126] var_1_18 = __VERIFIER_nondet_char() [L127] CALL assume_abort_if_not(var_1_18 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=65534, var_1_13=32720, var_1_17=50, var_1_18=126, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_33=1, var_1_34=2, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1, var_1_39=5, var_1_40=0, var_1_41=100, var_1_4=1, var_1_6=1, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not(var_1_18 >= -1) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=65534, var_1_13=32720, var_1_17=50, var_1_18=126, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_33=1, var_1_34=2, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1, var_1_39=5, var_1_40=0, var_1_41=100, var_1_4=1, var_1_6=1, var_1_8=-127, var_1_9=4] [L128] CALL assume_abort_if_not(var_1_18 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=65534, var_1_13=32720, var_1_17=50, var_1_18=126, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_33=1, var_1_34=2, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1, var_1_39=5, var_1_40=0, var_1_41=100, var_1_4=1, var_1_6=1, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) [L128] RET assume_abort_if_not(var_1_18 <= 126) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=65534, var_1_13=32720, var_1_17=50, var_1_18=126, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_33=1, var_1_34=2, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1, var_1_39=5, var_1_40=0, var_1_41=100, var_1_4=1, var_1_6=1, var_1_8=-127, var_1_9=4] [L129] var_1_19 = __VERIFIER_nondet_char() [L130] CALL assume_abort_if_not(var_1_19 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=65534, var_1_13=32720, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_33=1, var_1_34=2, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1, var_1_39=5, var_1_40=0, var_1_41=100, var_1_4=1, var_1_6=1, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not(var_1_19 >= -1) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=65534, var_1_13=32720, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_33=1, var_1_34=2, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1, var_1_39=5, var_1_40=0, var_1_41=100, var_1_4=1, var_1_6=1, var_1_8=-127, var_1_9=4] [L131] CALL assume_abort_if_not(var_1_19 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=65534, var_1_13=32720, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_33=1, var_1_34=2, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1, var_1_39=5, var_1_40=0, var_1_41=100, var_1_4=1, var_1_6=1, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) [L131] RET assume_abort_if_not(var_1_19 <= 126) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=65534, var_1_13=32720, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_33=1, var_1_34=2, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1, var_1_39=5, var_1_40=0, var_1_41=100, var_1_4=1, var_1_6=1, var_1_8=-127, var_1_9=4] [L132] var_1_20 = __VERIFIER_nondet_char() [L133] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=65534, var_1_13=32720, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=16, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_33=1, var_1_34=2, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1, var_1_39=5, var_1_40=0, var_1_41=100, var_1_4=1, var_1_6=1, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=65534, var_1_13=32720, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=16, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_33=1, var_1_34=2, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1, var_1_39=5, var_1_40=0, var_1_41=100, var_1_4=1, var_1_6=1, var_1_8=-127, var_1_9=4] [L134] CALL assume_abort_if_not(var_1_20 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=65534, var_1_13=32720, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=16, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_33=1, var_1_34=2, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1, var_1_39=5, var_1_40=0, var_1_41=100, var_1_4=1, var_1_6=1, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not(var_1_20 <= 63) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=65534, var_1_13=32720, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=16, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_33=1, var_1_34=2, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1, var_1_39=5, var_1_40=0, var_1_41=100, var_1_4=1, var_1_6=1, var_1_8=-127, var_1_9=4] [L135] var_1_21 = __VERIFIER_nondet_char() [L136] CALL assume_abort_if_not(var_1_21 >= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=65534, var_1_13=32720, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=16, var_1_21=63, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_33=1, var_1_34=2, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1, var_1_39=5, var_1_40=0, var_1_41=100, var_1_4=1, var_1_6=1, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(var_1_21 >= 31) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=65534, var_1_13=32720, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=16, var_1_21=63, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_33=1, var_1_34=2, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1, var_1_39=5, var_1_40=0, var_1_41=100, var_1_4=1, var_1_6=1, var_1_8=-127, var_1_9=4] [L137] CALL assume_abort_if_not(var_1_21 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=65534, var_1_13=32720, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=16, var_1_21=63, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_33=1, var_1_34=2, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1, var_1_39=5, var_1_40=0, var_1_41=100, var_1_4=1, var_1_6=1, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_21 <= 63) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=65534, var_1_13=32720, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=16, var_1_21=63, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_33=1, var_1_34=2, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1, var_1_39=5, var_1_40=0, var_1_41=100, var_1_4=1, var_1_6=1, var_1_8=-127, var_1_9=4] [L138] var_1_22 = __VERIFIER_nondet_char() [L139] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=65534, var_1_13=32720, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=16, var_1_21=63, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_33=1, var_1_34=2, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1, var_1_39=5, var_1_40=0, var_1_41=100, var_1_4=1, var_1_6=1, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=65534, var_1_13=32720, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=16, var_1_21=63, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_33=1, var_1_34=2, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1, var_1_39=5, var_1_40=0, var_1_41=100, var_1_4=1, var_1_6=1, var_1_8=-127, var_1_9=4] [L140] CALL assume_abort_if_not(var_1_22 <= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=65534, var_1_13=32720, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=16, var_1_21=63, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_33=1, var_1_34=2, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1, var_1_39=5, var_1_40=0, var_1_41=100, var_1_4=1, var_1_6=1, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_22 <= 31) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=65534, var_1_13=32720, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=16, var_1_21=63, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_33=1, var_1_34=2, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1, var_1_39=5, var_1_40=0, var_1_41=100, var_1_4=1, var_1_6=1, var_1_8=-127, var_1_9=4] [L141] var_1_25 = __VERIFIER_nondet_uchar() [L142] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=65534, var_1_13=32720, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=16, var_1_21=63, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_33=1, var_1_34=2, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1, var_1_39=5, var_1_40=0, var_1_41=100, var_1_4=1, var_1_6=1, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=65534, var_1_13=32720, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=16, var_1_21=63, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_33=1, var_1_34=2, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1, var_1_39=5, var_1_40=0, var_1_41=100, var_1_4=1, var_1_6=1, var_1_8=-127, var_1_9=4] [L143] CALL assume_abort_if_not(var_1_25 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=65534, var_1_13=32720, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=16, var_1_21=63, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_33=1, var_1_34=2, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1, var_1_39=5, var_1_40=0, var_1_41=100, var_1_4=1, var_1_6=1, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_25 <= 0) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=65534, var_1_13=32720, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=16, var_1_21=63, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_33=1, var_1_34=2, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1, var_1_39=5, var_1_40=0, var_1_41=100, var_1_4=1, var_1_6=1, var_1_8=-127, var_1_9=4] [L144] var_1_28 = __VERIFIER_nondet_double() [L145] CALL assume_abort_if_not((var_1_28 >= -230584.3009213691390e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 2305843.009213691390e+12F && var_1_28 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=65534, var_1_13=32720, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=16, var_1_21=63, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=64321, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_33=1, var_1_34=2, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1, var_1_39=5, var_1_40=0, var_1_41=100, var_1_4=1, var_1_6=1, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not((var_1_28 >= -230584.3009213691390e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 2305843.009213691390e+12F && var_1_28 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=65534, var_1_13=32720, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=16, var_1_21=63, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=64321, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_33=1, var_1_34=2, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1, var_1_39=5, var_1_40=0, var_1_41=100, var_1_4=1, var_1_6=1, var_1_8=-127, var_1_9=4] [L146] var_1_29 = __VERIFIER_nondet_double() [L147] CALL assume_abort_if_not((var_1_29 >= -230584.3009213691390e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 2305843.009213691390e+12F && var_1_29 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=65534, var_1_13=32720, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=16, var_1_21=63, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=64321, var_1_29=64319, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_33=1, var_1_34=2, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1, var_1_39=5, var_1_40=0, var_1_41=100, var_1_4=1, var_1_6=1, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not((var_1_29 >= -230584.3009213691390e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 2305843.009213691390e+12F && var_1_29 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=65534, var_1_13=32720, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=16, var_1_21=63, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=64321, var_1_29=64319, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_33=1, var_1_34=2, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1, var_1_39=5, var_1_40=0, var_1_41=100, var_1_4=1, var_1_6=1, var_1_8=-127, var_1_9=4] [L148] var_1_30 = __VERIFIER_nondet_double() [L149] CALL assume_abort_if_not((var_1_30 >= -461168.6018427382800e+13F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 4611686.018427382800e+12F && var_1_30 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=65534, var_1_13=32720, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=16, var_1_21=63, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=64321, var_1_29=64319, var_1_30=64320, var_1_31=127/2, var_1_32=16, var_1_33=1, var_1_34=2, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1, var_1_39=5, var_1_40=0, var_1_41=100, var_1_4=1, var_1_6=1, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not((var_1_30 >= -461168.6018427382800e+13F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 4611686.018427382800e+12F && var_1_30 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=65534, var_1_13=32720, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=16, var_1_21=63, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=64321, var_1_29=64319, var_1_30=64320, var_1_31=127/2, var_1_32=16, var_1_33=1, var_1_34=2, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1, var_1_39=5, var_1_40=0, var_1_41=100, var_1_4=1, var_1_6=1, var_1_8=-127, var_1_9=4] [L150] var_1_33 = __VERIFIER_nondet_ushort() [L151] CALL assume_abort_if_not(var_1_33 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=65534, var_1_13=32720, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=16, var_1_21=63, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=64321, var_1_29=64319, var_1_30=64320, var_1_31=127/2, var_1_32=16, var_1_33=2, var_1_34=2, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1, var_1_39=5, var_1_40=0, var_1_41=100, var_1_4=1, var_1_6=1, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_33 >= 0) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=65534, var_1_13=32720, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=16, var_1_21=63, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=64321, var_1_29=64319, var_1_30=64320, var_1_31=127/2, var_1_32=16, var_1_33=2, var_1_34=2, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1, var_1_39=5, var_1_40=0, var_1_41=100, var_1_4=1, var_1_6=1, var_1_8=-127, var_1_9=4] [L152] CALL assume_abort_if_not(var_1_33 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=65534, var_1_13=32720, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=16, var_1_21=63, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=64321, var_1_29=64319, var_1_30=64320, var_1_31=127/2, var_1_32=16, var_1_33=2, var_1_34=2, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1, var_1_39=5, var_1_40=0, var_1_41=100, var_1_4=1, var_1_6=1, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_33 <= 65534) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=65534, var_1_13=32720, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=16, var_1_21=63, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=64321, var_1_29=64319, var_1_30=64320, var_1_31=127/2, var_1_32=16, var_1_33=2, var_1_34=2, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1, var_1_39=5, var_1_40=0, var_1_41=100, var_1_4=1, var_1_6=1, var_1_8=-127, var_1_9=4] [L153] var_1_35 = __VERIFIER_nondet_uchar() [L154] CALL assume_abort_if_not(var_1_35 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=65534, var_1_13=32720, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=16, var_1_21=63, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=64321, var_1_29=64319, var_1_30=64320, var_1_31=127/2, var_1_32=16, var_1_33=2, var_1_34=2, var_1_35=1, var_1_36=0, var_1_37=1, var_1_38=1, var_1_39=5, var_1_40=0, var_1_41=100, var_1_4=1, var_1_6=1, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_35 >= 0) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=65534, var_1_13=32720, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=16, var_1_21=63, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=64321, var_1_29=64319, var_1_30=64320, var_1_31=127/2, var_1_32=16, var_1_33=2, var_1_34=2, var_1_35=1, var_1_36=0, var_1_37=1, var_1_38=1, var_1_39=5, var_1_40=0, var_1_41=100, var_1_4=1, var_1_6=1, var_1_8=-127, var_1_9=4] [L155] CALL assume_abort_if_not(var_1_35 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=65534, var_1_13=32720, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=16, var_1_21=63, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=64321, var_1_29=64319, var_1_30=64320, var_1_31=127/2, var_1_32=16, var_1_33=2, var_1_34=2, var_1_35=1, var_1_36=0, var_1_37=1, var_1_38=1, var_1_39=5, var_1_40=0, var_1_41=100, var_1_4=1, var_1_6=1, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_35 <= 1) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=65534, var_1_13=32720, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=16, var_1_21=63, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=64321, var_1_29=64319, var_1_30=64320, var_1_31=127/2, var_1_32=16, var_1_33=2, var_1_34=2, var_1_35=1, var_1_36=0, var_1_37=1, var_1_38=1, var_1_39=5, var_1_40=0, var_1_41=100, var_1_4=1, var_1_6=1, var_1_8=-127, var_1_9=4] [L156] var_1_37 = __VERIFIER_nondet_uchar() [L157] CALL assume_abort_if_not(var_1_37 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=65534, var_1_13=32720, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=16, var_1_21=63, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=64321, var_1_29=64319, var_1_30=64320, var_1_31=127/2, var_1_32=16, var_1_33=2, var_1_34=2, var_1_35=1, var_1_36=0, var_1_37=1, var_1_38=1, var_1_39=5, var_1_40=0, var_1_41=100, var_1_4=1, var_1_6=1, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_37 >= 1) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=65534, var_1_13=32720, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=16, var_1_21=63, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=64321, var_1_29=64319, var_1_30=64320, var_1_31=127/2, var_1_32=16, var_1_33=2, var_1_34=2, var_1_35=1, var_1_36=0, var_1_37=1, var_1_38=1, var_1_39=5, var_1_40=0, var_1_41=100, var_1_4=1, var_1_6=1, var_1_8=-127, var_1_9=4] [L158] CALL assume_abort_if_not(var_1_37 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=65534, var_1_13=32720, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=16, var_1_21=63, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=64321, var_1_29=64319, var_1_30=64320, var_1_31=127/2, var_1_32=16, var_1_33=2, var_1_34=2, var_1_35=1, var_1_36=0, var_1_37=1, var_1_38=1, var_1_39=5, var_1_40=0, var_1_41=100, var_1_4=1, var_1_6=1, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_37 <= 1) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=65534, var_1_13=32720, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=16, var_1_21=63, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=64321, var_1_29=64319, var_1_30=64320, var_1_31=127/2, var_1_32=16, var_1_33=2, var_1_34=2, var_1_35=1, var_1_36=0, var_1_37=1, var_1_38=1, var_1_39=5, var_1_40=0, var_1_41=100, var_1_4=1, var_1_6=1, var_1_8=-127, var_1_9=4] [L159] var_1_40 = __VERIFIER_nondet_uchar() [L160] CALL assume_abort_if_not(var_1_40 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=65534, var_1_13=32720, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=16, var_1_21=63, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=64321, var_1_29=64319, var_1_30=64320, var_1_31=127/2, var_1_32=16, var_1_33=2, var_1_34=2, var_1_35=1, var_1_36=0, var_1_37=1, var_1_38=1, var_1_39=5, var_1_40=0, var_1_41=100, var_1_4=1, var_1_6=1, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_40 >= 0) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=65534, var_1_13=32720, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=16, var_1_21=63, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=64321, var_1_29=64319, var_1_30=64320, var_1_31=127/2, var_1_32=16, var_1_33=2, var_1_34=2, var_1_35=1, var_1_36=0, var_1_37=1, var_1_38=1, var_1_39=5, var_1_40=0, var_1_41=100, var_1_4=1, var_1_6=1, var_1_8=-127, var_1_9=4] [L161] CALL assume_abort_if_not(var_1_40 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=65534, var_1_13=32720, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=16, var_1_21=63, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=64321, var_1_29=64319, var_1_30=64320, var_1_31=127/2, var_1_32=16, var_1_33=2, var_1_34=2, var_1_35=1, var_1_36=0, var_1_37=1, var_1_38=1, var_1_39=5, var_1_40=0, var_1_41=100, var_1_4=1, var_1_6=1, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_40 <= 254) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=65534, var_1_13=32720, var_1_17=50, var_1_18=126, var_1_19=126, var_1_1=16, var_1_20=16, var_1_21=63, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=64321, var_1_29=64319, var_1_30=64320, var_1_31=127/2, var_1_32=16, var_1_33=2, var_1_34=2, var_1_35=1, var_1_36=0, var_1_37=1, var_1_38=1, var_1_39=5, var_1_40=0, var_1_41=100, var_1_4=1, var_1_6=1, var_1_8=-127, var_1_9=4] [L175] RET updateVariables() [L176] CALL step() [L58] var_1_32 = var_1_33 [L59] COND TRUE \read(var_1_35) [L60] var_1_34 = var_1_33 [L62] var_1_36 = var_1_37 [L63] var_1_38 = 1 [L64] var_1_39 = var_1_40 [L65] EXPR (-1000000000 + var_1_32) & var_1_40 [L65] COND FALSE !(((-1000000000 + var_1_32) & var_1_40) > var_1_33) [L68] COND FALSE !((- last_1_var_1_9) < (last_1_var_1_9 + -500)) [L71] var_1_17 = (((((var_1_18) < (var_1_19)) ? (var_1_18) : (var_1_19))) - (var_1_20 + (var_1_21 - var_1_22))) [L72] COND TRUE \read(var_1_4) [L73] var_1_24 = (! var_1_25) [L77] var_1_31 = var_1_30 [L78] COND FALSE !(var_1_23 < var_1_23) [L89] var_1_1 = var_1_8 [L91] signed char stepLocal_0 = var_1_1; [L92] COND FALSE !(stepLocal_0 < (-1 - var_1_10)) [L99] var_1_9 = var_1_13 [L101] COND FALSE !(var_1_9 < (var_1_21 + var_1_23)) [L104] var_1_27 = var_1_28 [L176] RET step() [L177] CALL, EXPR property() [L167-L168] return (((((((var_1_23 < var_1_23) ? ((var_1_24 && var_1_24) ? (var_1_24 ? ((var_1_24 && (var_1_24 || var_1_24)) ? (var_1_1 == ((signed char) -5)) : 1) : 1) : (var_1_1 == ((signed char) var_1_8))) : (var_1_1 == ((signed char) var_1_8))) && ((var_1_1 < (-1 - var_1_10)) ? (var_1_24 ? (var_1_9 == ((unsigned short int) (var_1_10 + ((((var_1_23) < 0 ) ? -(var_1_23) : (var_1_23)))))) : (var_1_9 == ((unsigned short int) ((var_1_12 - var_1_10) - ((var_1_13 - var_1_23) - ((((var_1_23) < (var_1_23)) ? (var_1_23) : (var_1_23)))))))) : (var_1_9 == ((unsigned short int) var_1_13)))) && (var_1_17 == ((signed char) (((((var_1_18) < (var_1_19)) ? (var_1_18) : (var_1_19))) - (var_1_20 + (var_1_21 - var_1_22)))))) && (((- last_1_var_1_9) < (last_1_var_1_9 + -500)) ? (var_1_23 == ((unsigned char) var_1_20)) : 1)) && (var_1_4 ? (var_1_24 == ((unsigned char) (! var_1_25))) : (var_1_24 == ((unsigned char) (var_1_6 && ((var_1_10 >= var_1_17) && var_1_25)))))) && ((var_1_9 < (var_1_21 + var_1_23)) ? (var_1_27 == ((double) ((var_1_28 + var_1_29) + var_1_30))) : (var_1_27 == ((double) var_1_28)))) && (var_1_31 == ((float) var_1_30)) ; [L177] RET, EXPR property() [L177] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=65534, var_1_13=32720, var_1_17=78, var_1_18=126, var_1_19=126, var_1_1=-127, var_1_20=16, var_1_21=63, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=64321, var_1_28=64321, var_1_29=64319, var_1_30=64320, var_1_31=64320, var_1_32=2, var_1_33=2, var_1_34=2, var_1_35=1, var_1_36=1, var_1_37=1, var_1_38=1, var_1_39=0, var_1_40=0, var_1_41=100, var_1_4=1, var_1_6=1, var_1_8=-127, var_1_9=32720] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_9=4, var_1_10=126, var_1_12=65534, var_1_13=32720, var_1_17=78, var_1_18=126, var_1_19=126, var_1_1=-127, var_1_20=16, var_1_21=63, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=64321, var_1_28=64321, var_1_29=64319, var_1_30=64320, var_1_31=64320, var_1_32=2, var_1_33=2, var_1_34=2, var_1_35=1, var_1_36=1, var_1_37=1, var_1_38=1, var_1_39=0, var_1_40=0, var_1_41=100, var_1_4=1, var_1_6=1, var_1_8=-127, var_1_9=32720] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 63 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.6s, OverallIterations: 1, TraceHistogramMax: 35, 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=63occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 128 NumberOfCodeBlocks, 128 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 05:17:43,433 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60753635-afae-40d7-977b-a5bd68ab3ba8/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60753635-afae-40d7-977b-a5bd68ab3ba8/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60753635-afae-40d7-977b-a5bd68ab3ba8/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60753635-afae-40d7-977b-a5bd68ab3ba8/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60753635-afae-40d7-977b-a5bd68ab3ba8/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-96.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60753635-afae-40d7-977b-a5bd68ab3ba8/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60753635-afae-40d7-977b-a5bd68ab3ba8/bin/utaipan-verify-t7M7D8N6sZ --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e3ddf029d6c8d316304cb4ddcdbc5422251d87289b8ada843d8e8cc5a57a2c2d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:17:46,704 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:17:46,847 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60753635-afae-40d7-977b-a5bd68ab3ba8/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 05:17:46,854 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:17:46,855 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:17:46,888 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:17:46,889 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:17:46,890 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:17:46,891 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:17:46,892 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:17:46,892 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:17:46,893 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:17:46,894 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:17:46,895 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:17:46,895 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:17:46,896 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:17:46,897 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:17:46,898 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:17:46,899 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:17:46,899 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:17:46,900 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:17:46,901 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:17:46,902 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:17:46,902 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:17:46,903 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 05:17:46,904 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 05:17:46,904 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 05:17:46,905 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:17:46,906 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:17:46,906 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:17:46,907 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:17:46,908 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 05:17:46,908 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:17:46,909 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:17:46,910 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:17:46,911 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:17:46,911 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:17:46,912 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 05:17:46,912 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 05:17:46,924 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:17:46,925 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:17:46,926 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:17:46,926 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_60753635-afae-40d7-977b-a5bd68ab3ba8/bin/utaipan-verify-t7M7D8N6sZ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60753635-afae-40d7-977b-a5bd68ab3ba8/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e3ddf029d6c8d316304cb4ddcdbc5422251d87289b8ada843d8e8cc5a57a2c2d [2023-11-19 05:17:47,424 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:17:47,451 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:17:47,455 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:17:47,456 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:17:47,457 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:17:47,459 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60753635-afae-40d7-977b-a5bd68ab3ba8/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-96.i [2023-11-19 05:17:51,383 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:17:51,679 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:17:51,680 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60753635-afae-40d7-977b-a5bd68ab3ba8/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-96.i [2023-11-19 05:17:51,694 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60753635-afae-40d7-977b-a5bd68ab3ba8/bin/utaipan-verify-t7M7D8N6sZ/data/0edbd3a0b/bbf4487dc75742ea9f0c044dae023ea4/FLAG8ab810987 [2023-11-19 05:17:51,713 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60753635-afae-40d7-977b-a5bd68ab3ba8/bin/utaipan-verify-t7M7D8N6sZ/data/0edbd3a0b/bbf4487dc75742ea9f0c044dae023ea4 [2023-11-19 05:17:51,716 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:17:51,719 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:17:51,720 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:17:51,721 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:17:51,727 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:17:51,728 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:17:51" (1/1) ... [2023-11-19 05:17:51,730 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37878e4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:51, skipping insertion in model container [2023-11-19 05:17:51,730 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:17:51" (1/1) ... [2023-11-19 05:17:51,787 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:17:51,968 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_60753635-afae-40d7-977b-a5bd68ab3ba8/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-96.i[915,928] [2023-11-19 05:17:52,045 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:17:52,072 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:17:52,088 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_60753635-afae-40d7-977b-a5bd68ab3ba8/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-96.i[915,928] [2023-11-19 05:17:52,148 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:17:52,193 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:17:52,194 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:52 WrapperNode [2023-11-19 05:17:52,194 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:17:52,196 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:17:52,197 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:17:52,198 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:17:52,207 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:52" (1/1) ... [2023-11-19 05:17:52,241 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:52" (1/1) ... [2023-11-19 05:17:52,300 INFO L138 Inliner]: procedures = 27, calls = 48, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 191 [2023-11-19 05:17:52,301 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:17:52,302 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:17:52,302 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:17:52,302 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:17:52,316 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:52" (1/1) ... [2023-11-19 05:17:52,317 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:52" (1/1) ... [2023-11-19 05:17:52,340 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:52" (1/1) ... [2023-11-19 05:17:52,340 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:52" (1/1) ... [2023-11-19 05:17:52,370 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:52" (1/1) ... [2023-11-19 05:17:52,374 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:52" (1/1) ... [2023-11-19 05:17:52,378 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:52" (1/1) ... [2023-11-19 05:17:52,381 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:52" (1/1) ... [2023-11-19 05:17:52,386 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:17:52,401 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:17:52,402 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:17:52,402 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:17:52,403 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:52" (1/1) ... [2023-11-19 05:17:52,410 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:17:52,424 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60753635-afae-40d7-977b-a5bd68ab3ba8/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:17:52,437 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60753635-afae-40d7-977b-a5bd68ab3ba8/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:17:52,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60753635-afae-40d7-977b-a5bd68ab3ba8/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:17:52,495 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:17:52,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 05:17:52,496 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:17:52,497 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:17:52,498 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:17:52,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:17:52,667 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:17:52,670 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:17:55,394 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:17:55,406 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:17:55,406 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:17:55,412 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:17:55 BoogieIcfgContainer [2023-11-19 05:17:55,412 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:17:55,415 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:17:55,416 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:17:55,420 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:17:55,420 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:17:51" (1/3) ... [2023-11-19 05:17:55,421 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6cdfbd97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:17:55, skipping insertion in model container [2023-11-19 05:17:55,422 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:52" (2/3) ... [2023-11-19 05:17:55,422 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6cdfbd97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:17:55, skipping insertion in model container [2023-11-19 05:17:55,422 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:17:55" (3/3) ... [2023-11-19 05:17:55,424 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-96.i [2023-11-19 05:17:55,449 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:17:55,449 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:17:55,514 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:17:55,523 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;@350515eb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:17:55,523 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:17:55,530 INFO L276 IsEmpty]: Start isEmpty. Operand has 88 states, 50 states have (on average 1.32) internal successors, (66), 51 states have internal predecessors, (66), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2023-11-19 05:17:55,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2023-11-19 05:17:55,553 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:17:55,555 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:17:55,555 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:17:55,562 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:17:55,565 INFO L85 PathProgramCache]: Analyzing trace with hash 1541934998, now seen corresponding path program 1 times [2023-11-19 05:17:55,586 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:17:55,586 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [616665311] [2023-11-19 05:17:55,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:17:55,587 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:17:55,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60753635-afae-40d7-977b-a5bd68ab3ba8/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:17:55,593 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60753635-afae-40d7-977b-a5bd68ab3ba8/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:17:55,638 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60753635-afae-40d7-977b-a5bd68ab3ba8/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-19 05:17:56,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:17:56,230 INFO L262 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 05:17:56,263 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:17:56,353 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 824 proven. 0 refuted. 0 times theorem prover too weak. 1556 trivial. 0 not checked. [2023-11-19 05:17:56,354 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:17:56,355 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:17:56,356 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [616665311] [2023-11-19 05:17:56,357 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [616665311] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:17:56,357 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:17:56,358 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 05:17:56,360 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [630324702] [2023-11-19 05:17:56,362 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:17:56,370 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 05:17:56,370 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:17:56,428 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 05:17:56,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 05:17:56,432 INFO L87 Difference]: Start difference. First operand has 88 states, 50 states have (on average 1.32) internal successors, (66), 51 states have internal predecessors, (66), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-11-19 05:17:56,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:17:56,484 INFO L93 Difference]: Finished difference Result 166 states and 295 transitions. [2023-11-19 05:17:56,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 05:17:56,487 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 214 [2023-11-19 05:17:56,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:17:56,499 INFO L225 Difference]: With dead ends: 166 [2023-11-19 05:17:56,499 INFO L226 Difference]: Without dead ends: 81 [2023-11-19 05:17:56,511 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 213 GetRequests, 213 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 05:17:56,517 INFO L413 NwaCegarLoop]: 122 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 122 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 05:17:56,519 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 122 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 05:17:56,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2023-11-19 05:17:56,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2023-11-19 05:17:56,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 44 states have (on average 1.1818181818181819) internal successors, (52), 44 states have internal predecessors, (52), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2023-11-19 05:17:56,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 122 transitions. [2023-11-19 05:17:56,619 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 122 transitions. Word has length 214 [2023-11-19 05:17:56,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:17:56,620 INFO L495 AbstractCegarLoop]: Abstraction has 81 states and 122 transitions. [2023-11-19 05:17:56,621 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-11-19 05:17:56,621 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 122 transitions. [2023-11-19 05:17:56,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2023-11-19 05:17:56,637 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:17:56,638 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:17:56,650 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60753635-afae-40d7-977b-a5bd68ab3ba8/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2023-11-19 05:17:56,845 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60753635-afae-40d7-977b-a5bd68ab3ba8/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:17:56,846 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:17:56,847 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:17:56,847 INFO L85 PathProgramCache]: Analyzing trace with hash 1146113180, now seen corresponding path program 1 times [2023-11-19 05:17:56,849 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:17:56,849 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1778563568] [2023-11-19 05:17:56,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:17:56,850 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:17:56,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60753635-afae-40d7-977b-a5bd68ab3ba8/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:17:56,852 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60753635-afae-40d7-977b-a5bd68ab3ba8/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:17:56,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60753635-afae-40d7-977b-a5bd68ab3ba8/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-19 05:17:57,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:17:57,375 INFO L262 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 05:17:57,386 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:17:58,668 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2023-11-19 05:17:58,669 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:17:58,674 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:17:58,675 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1778563568] [2023-11-19 05:17:58,675 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1778563568] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:17:58,675 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:17:58,675 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 05:17:58,676 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1591082256] [2023-11-19 05:17:58,676 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:17:58,678 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 05:17:58,679 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:17:58,682 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 05:17:58,682 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 05:17:58,683 INFO L87 Difference]: Start difference. First operand 81 states and 122 transitions. Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-19 05:18:00,802 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.73s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:18:02,902 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:18:05,632 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.89s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:18:05,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:18:05,633 INFO L93 Difference]: Finished difference Result 238 states and 361 transitions. [2023-11-19 05:18:05,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-19 05:18:05,659 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 214 [2023-11-19 05:18:05,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:18:05,666 INFO L225 Difference]: With dead ends: 238 [2023-11-19 05:18:05,666 INFO L226 Difference]: Without dead ends: 160 [2023-11-19 05:18:05,667 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 214 GetRequests, 211 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 05:18:05,669 INFO L413 NwaCegarLoop]: 119 mSDtfsCounter, 60 mSDsluCounter, 227 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 71 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 60 SdHoareTripleChecker+Valid, 346 SdHoareTripleChecker+Invalid, 85 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.8s IncrementalHoareTripleChecker+Time [2023-11-19 05:18:05,670 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [60 Valid, 346 Invalid, 85 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 13 Invalid, 1 Unknown, 0 Unchecked, 6.8s Time] [2023-11-19 05:18:05,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2023-11-19 05:18:05,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 145. [2023-11-19 05:18:05,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 145 states, 72 states have (on average 1.1388888888888888) internal successors, (82), 72 states have internal predecessors, (82), 70 states have call successors, (70), 2 states have call predecessors, (70), 2 states have return successors, (70), 70 states have call predecessors, (70), 70 states have call successors, (70) [2023-11-19 05:18:05,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 222 transitions. [2023-11-19 05:18:05,754 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 222 transitions. Word has length 214 [2023-11-19 05:18:05,756 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:18:05,756 INFO L495 AbstractCegarLoop]: Abstraction has 145 states and 222 transitions. [2023-11-19 05:18:05,757 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-19 05:18:05,757 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 222 transitions. [2023-11-19 05:18:05,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2023-11-19 05:18:05,764 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:18:05,764 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:18:05,786 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60753635-afae-40d7-977b-a5bd68ab3ba8/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-19 05:18:05,986 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60753635-afae-40d7-977b-a5bd68ab3ba8/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:18:05,987 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:18:05,987 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:18:05,988 INFO L85 PathProgramCache]: Analyzing trace with hash 1404278618, now seen corresponding path program 1 times [2023-11-19 05:18:05,989 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:18:05,989 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [34791503] [2023-11-19 05:18:05,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:18:05,990 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:18:05,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60753635-afae-40d7-977b-a5bd68ab3ba8/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:18:05,991 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60753635-afae-40d7-977b-a5bd68ab3ba8/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:18:05,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60753635-afae-40d7-977b-a5bd68ab3ba8/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-19 05:18:06,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:18:06,555 INFO L262 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 05:18:06,565 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:18:09,546 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 1464 proven. 180 refuted. 0 times theorem prover too weak. 736 trivial. 0 not checked. [2023-11-19 05:18:09,550 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 05:18:09,885 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:18:09,885 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [34791503] [2023-11-19 05:18:09,886 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [34791503] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 05:18:09,886 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [809576759] [2023-11-19 05:18:09,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:18:09,886 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 05:18:09,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60753635-afae-40d7-977b-a5bd68ab3ba8/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 05:18:09,892 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60753635-afae-40d7-977b-a5bd68ab3ba8/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 05:18:09,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60753635-afae-40d7-977b-a5bd68ab3ba8/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-19 05:18:10,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:18:10,877 INFO L262 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 05:18:10,892 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:18:11,775 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 1014 proven. 72 refuted. 0 times theorem prover too weak. 1294 trivial. 0 not checked. [2023-11-19 05:18:11,776 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 05:18:12,131 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [809576759] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 05:18:12,132 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1249745953] [2023-11-19 05:18:12,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:18:12,132 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:18:12,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60753635-afae-40d7-977b-a5bd68ab3ba8/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:18:12,134 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60753635-afae-40d7-977b-a5bd68ab3ba8/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 05:18:12,170 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60753635-afae-40d7-977b-a5bd68ab3ba8/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-19 05:18:12,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:18:12,460 INFO L262 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 05:18:12,466 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:18:14,758 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 1464 proven. 180 refuted. 0 times theorem prover too weak. 736 trivial. 0 not checked. [2023-11-19 05:18:14,758 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 05:18:14,909 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1249745953] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 05:18:14,909 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-19 05:18:14,909 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 6, 12] total 13 [2023-11-19 05:18:14,910 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1981276961] [2023-11-19 05:18:14,910 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-19 05:18:14,912 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-11-19 05:18:14,912 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:18:14,914 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-11-19 05:18:14,914 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=205, Unknown=0, NotChecked=0, Total=272 [2023-11-19 05:18:14,915 INFO L87 Difference]: Start difference. First operand 145 states and 222 transitions. Second operand has 13 states, 13 states have (on average 6.538461538461538) internal successors, (85), 13 states have internal predecessors, (85), 4 states have call successors, (58), 4 states have call predecessors, (58), 7 states have return successors, (59), 4 states have call predecessors, (59), 4 states have call successors, (59) [2023-11-19 05:18:19,059 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:18:20,823 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.76s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:18:23,037 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:18:25,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:18:25,518 INFO L93 Difference]: Finished difference Result 349 states and 498 transitions. [2023-11-19 05:18:25,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2023-11-19 05:18:25,520 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 6.538461538461538) internal successors, (85), 13 states have internal predecessors, (85), 4 states have call successors, (58), 4 states have call predecessors, (58), 7 states have return successors, (59), 4 states have call predecessors, (59), 4 states have call successors, (59) Word has length 214 [2023-11-19 05:18:25,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:18:25,529 INFO L225 Difference]: With dead ends: 349 [2023-11-19 05:18:25,530 INFO L226 Difference]: Without dead ends: 271 [2023-11-19 05:18:25,532 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 714 GetRequests, 677 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 338 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=400, Invalid=1082, Unknown=0, NotChecked=0, Total=1482 [2023-11-19 05:18:25,534 INFO L413 NwaCegarLoop]: 148 mSDtfsCounter, 169 mSDsluCounter, 499 mSDsCounter, 0 mSdLazyCounter, 940 mSolverCounterSat, 143 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 180 SdHoareTripleChecker+Valid, 647 SdHoareTripleChecker+Invalid, 1084 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 940 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.4s IncrementalHoareTripleChecker+Time [2023-11-19 05:18:25,535 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [180 Valid, 647 Invalid, 1084 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 940 Invalid, 1 Unknown, 0 Unchecked, 9.4s Time] [2023-11-19 05:18:25,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 271 states. [2023-11-19 05:18:25,594 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 271 to 249. [2023-11-19 05:18:25,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 249 states, 130 states have (on average 1.0846153846153845) internal successors, (141), 131 states have internal predecessors, (141), 105 states have call successors, (105), 13 states have call predecessors, (105), 13 states have return successors, (105), 104 states have call predecessors, (105), 105 states have call successors, (105) [2023-11-19 05:18:25,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 249 states and 351 transitions. [2023-11-19 05:18:25,600 INFO L78 Accepts]: Start accepts. Automaton has 249 states and 351 transitions. Word has length 214 [2023-11-19 05:18:25,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:18:25,602 INFO L495 AbstractCegarLoop]: Abstraction has 249 states and 351 transitions. [2023-11-19 05:18:25,602 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 6.538461538461538) internal successors, (85), 13 states have internal predecessors, (85), 4 states have call successors, (58), 4 states have call predecessors, (58), 7 states have return successors, (59), 4 states have call predecessors, (59), 4 states have call successors, (59) [2023-11-19 05:18:25,603 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 351 transitions. [2023-11-19 05:18:25,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2023-11-19 05:18:25,607 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:18:25,607 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:18:25,618 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60753635-afae-40d7-977b-a5bd68ab3ba8/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2023-11-19 05:18:25,842 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60753635-afae-40d7-977b-a5bd68ab3ba8/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2023-11-19 05:18:26,024 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60753635-afae-40d7-977b-a5bd68ab3ba8/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2023-11-19 05:18:26,218 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60753635-afae-40d7-977b-a5bd68ab3ba8/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60753635-afae-40d7-977b-a5bd68ab3ba8/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60753635-afae-40d7-977b-a5bd68ab3ba8/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt [2023-11-19 05:18:26,219 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:18:26,219 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:18:26,219 INFO L85 PathProgramCache]: Analyzing trace with hash 1406125660, now seen corresponding path program 1 times [2023-11-19 05:18:26,220 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:18:26,221 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1554843793] [2023-11-19 05:18:26,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:18:26,221 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:18:26,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60753635-afae-40d7-977b-a5bd68ab3ba8/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:18:26,223 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60753635-afae-40d7-977b-a5bd68ab3ba8/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:18:26,225 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60753635-afae-40d7-977b-a5bd68ab3ba8/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2023-11-19 05:18:26,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:18:26,713 INFO L262 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 35 conjunts are in the unsatisfiable core [2023-11-19 05:18:26,724 INFO L285 TraceCheckSpWp]: Computing forward predicates...