./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-90.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035a4bd2-1801-4739-8c15-9c721ae6b929/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035a4bd2-1801-4739-8c15-9c721ae6b929/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035a4bd2-1801-4739-8c15-9c721ae6b929/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035a4bd2-1801-4739-8c15-9c721ae6b929/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-90.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035a4bd2-1801-4739-8c15-9c721ae6b929/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035a4bd2-1801-4739-8c15-9c721ae6b929/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 45bd99a0961ae091be40cb73b172fcacc56ec52ed0132ae6799b89f17393e023 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:19:22,088 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:19:22,203 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035a4bd2-1801-4739-8c15-9c721ae6b929/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 21:19:22,215 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:19:22,216 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:19:22,268 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:19:22,269 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:19:22,269 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:19:22,271 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:19:22,276 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:19:22,276 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:19:22,277 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:19:22,278 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:19:22,280 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:19:22,280 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:19:22,281 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:19:22,281 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:19:22,282 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:19:22,282 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:19:22,283 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:19:22,283 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:19:22,284 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:19:22,285 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:19:22,285 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:19:22,286 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:19:22,286 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:19:22,286 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:19:22,287 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:19:22,287 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:19:22,288 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:19:22,289 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:19:22,289 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:19:22,290 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:19:22,290 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:19:22,299 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:19:22,299 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:19:22,299 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:19:22,300 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:19:22,300 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:19:22,300 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:19:22,300 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:19:22,301 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:19:22,301 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:19:22,301 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:19:22,302 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:19:22,302 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:19:22,302 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:19:22,303 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_035a4bd2-1801-4739-8c15-9c721ae6b929/bin/utaipan-verify-mE87zJ7Ire/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035a4bd2-1801-4739-8c15-9c721ae6b929/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 45bd99a0961ae091be40cb73b172fcacc56ec52ed0132ae6799b89f17393e023 [2023-11-23 21:19:22,588 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:19:22,620 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:19:22,623 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:19:22,625 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:19:22,626 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:19:22,627 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035a4bd2-1801-4739-8c15-9c721ae6b929/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-90.i [2023-11-23 21:19:25,668 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:19:25,942 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:19:25,943 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035a4bd2-1801-4739-8c15-9c721ae6b929/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-90.i [2023-11-23 21:19:25,955 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035a4bd2-1801-4739-8c15-9c721ae6b929/bin/utaipan-verify-mE87zJ7Ire/data/bb7c4607c/88c2dae7186a4bb6b051ed7cc6639c5c/FLAGe9e8768cb [2023-11-23 21:19:25,974 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035a4bd2-1801-4739-8c15-9c721ae6b929/bin/utaipan-verify-mE87zJ7Ire/data/bb7c4607c/88c2dae7186a4bb6b051ed7cc6639c5c [2023-11-23 21:19:25,981 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:19:25,983 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:19:25,984 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:19:25,985 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:19:25,994 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:19:25,995 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:19:25" (1/1) ... [2023-11-23 21:19:25,996 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47f7544 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:25, skipping insertion in model container [2023-11-23 21:19:25,997 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:19:25" (1/1) ... [2023-11-23 21:19:26,034 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:19:26,211 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_035a4bd2-1801-4739-8c15-9c721ae6b929/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-90.i[913,926] [2023-11-23 21:19:26,284 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:19:26,300 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:19:26,325 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_035a4bd2-1801-4739-8c15-9c721ae6b929/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-90.i[913,926] [2023-11-23 21:19:26,376 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:19:26,397 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:19:26,397 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:26 WrapperNode [2023-11-23 21:19:26,397 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:19:26,399 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:19:26,399 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:19:26,399 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:19:26,408 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:26" (1/1) ... [2023-11-23 21:19:26,422 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:26" (1/1) ... [2023-11-23 21:19:26,481 INFO L138 Inliner]: procedures = 26, calls = 48, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 204 [2023-11-23 21:19:26,482 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:19:26,483 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:19:26,483 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:19:26,483 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:19:26,495 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:26" (1/1) ... [2023-11-23 21:19:26,496 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:26" (1/1) ... [2023-11-23 21:19:26,500 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:26" (1/1) ... [2023-11-23 21:19:26,501 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:26" (1/1) ... [2023-11-23 21:19:26,514 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:26" (1/1) ... [2023-11-23 21:19:26,521 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:26" (1/1) ... [2023-11-23 21:19:26,525 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:26" (1/1) ... [2023-11-23 21:19:26,527 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:26" (1/1) ... [2023-11-23 21:19:26,549 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:19:26,551 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:19:26,551 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:19:26,551 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:19:26,552 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:26" (1/1) ... [2023-11-23 21:19:26,559 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:19:26,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035a4bd2-1801-4739-8c15-9c721ae6b929/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:19:26,612 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035a4bd2-1801-4739-8c15-9c721ae6b929/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:19:26,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035a4bd2-1801-4739-8c15-9c721ae6b929/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:19:26,652 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:19:26,652 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:19:26,653 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:19:26,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:19:26,653 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:19:26,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:19:26,758 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:19:26,760 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:19:27,250 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:19:27,558 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:19:27,558 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:19:27,561 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:19:27 BoogieIcfgContainer [2023-11-23 21:19:27,561 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:19:27,564 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:19:27,565 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:19:27,569 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:19:27,569 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:19:25" (1/3) ... [2023-11-23 21:19:27,571 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25f7ec93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:19:27, skipping insertion in model container [2023-11-23 21:19:27,571 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:26" (2/3) ... [2023-11-23 21:19:27,572 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25f7ec93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:19:27, skipping insertion in model container [2023-11-23 21:19:27,572 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:19:27" (3/3) ... [2023-11-23 21:19:27,574 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-90.i [2023-11-23 21:19:27,595 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:19:27,595 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:19:27,661 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:19:27,670 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;@17c4d46, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:19:27,674 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:19:27,680 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) [2023-11-23 21:19:27,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-11-23 21:19:27,704 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:19:27,705 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] [2023-11-23 21:19:27,706 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:19:27,713 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:19:27,713 INFO L85 PathProgramCache]: Analyzing trace with hash -1054967086, now seen corresponding path program 1 times [2023-11-23 21:19:27,722 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:19:27,723 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2025300514] [2023-11-23 21:19:27,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:19:27,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:19:28,022 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 21:19:28,023 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1131294452] [2023-11-23 21:19:28,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:19:28,024 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:19:28,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035a4bd2-1801-4739-8c15-9c721ae6b929/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:19:28,027 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035a4bd2-1801-4739-8c15-9c721ae6b929/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:19:28,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035a4bd2-1801-4739-8c15-9c721ae6b929/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 21:19:28,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:19:28,376 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:19:28,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:19:28,651 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 21:19:28,654 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 21:19:28,655 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:19:28,673 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035a4bd2-1801-4739-8c15-9c721ae6b929/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:19:28,867 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035a4bd2-1801-4739-8c15-9c721ae6b929/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-23 21:19:28,873 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 21:19:28,877 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:19:29,039 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:19:29 BoogieIcfgContainer [2023-11-23 21:19:29,039 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:19:29,040 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:19:29,040 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:19:29,040 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:19:29,041 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:19:27" (3/4) ... [2023-11-23 21:19:29,044 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:19:29,045 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:19:29,047 INFO L158 Benchmark]: Toolchain (without parser) took 3063.87ms. Allocated memory was 157.3MB in the beginning and 188.7MB in the end (delta: 31.5MB). Free memory was 125.9MB in the beginning and 132.7MB in the end (delta: -6.8MB). Peak memory consumption was 24.7MB. Max. memory is 16.1GB. [2023-11-23 21:19:29,048 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 125.8MB. Free memory was 97.0MB in the beginning and 96.9MB in the end (delta: 132.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:19:29,049 INFO L158 Benchmark]: CACSL2BoogieTranslator took 413.45ms. Allocated memory is still 157.3MB. Free memory was 125.9MB in the beginning and 111.9MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-23 21:19:29,050 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.47ms. Allocated memory is still 157.3MB. Free memory was 111.9MB in the beginning and 108.4MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 21:19:29,050 INFO L158 Benchmark]: Boogie Preprocessor took 66.91ms. Allocated memory is still 157.3MB. Free memory was 108.4MB in the beginning and 107.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:19:29,051 INFO L158 Benchmark]: RCFGBuilder took 1010.45ms. Allocated memory is still 157.3MB. Free memory was 107.0MB in the beginning and 88.9MB in the end (delta: 18.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-23 21:19:29,052 INFO L158 Benchmark]: TraceAbstraction took 1474.72ms. Allocated memory was 157.3MB in the beginning and 188.7MB in the end (delta: 31.5MB). Free memory was 88.1MB in the beginning and 132.7MB in the end (delta: -44.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:19:29,053 INFO L158 Benchmark]: Witness Printer took 5.73ms. Allocated memory is still 188.7MB. Free memory is still 132.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:19:29,057 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 125.8MB. Free memory was 97.0MB in the beginning and 96.9MB in the end (delta: 132.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 413.45ms. Allocated memory is still 157.3MB. Free memory was 125.9MB in the beginning and 111.9MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.47ms. Allocated memory is still 157.3MB. Free memory was 111.9MB in the beginning and 108.4MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 66.91ms. Allocated memory is still 157.3MB. Free memory was 108.4MB in the beginning and 107.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1010.45ms. Allocated memory is still 157.3MB. Free memory was 107.0MB in the beginning and 88.9MB in the end (delta: 18.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 1474.72ms. Allocated memory was 157.3MB in the beginning and 188.7MB in the end (delta: 31.5MB). Free memory was 88.1MB in the beginning and 132.7MB in the end (delta: -44.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.73ms. Allocated memory is still 188.7MB. Free memory is still 132.7MB. 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 51, overapproximation of bitwiseOr at line 50, overapproximation of someUnaryDOUBLEoperation at line 29, overapproximation of someBinaryArithmeticFLOAToperation at line 74, overapproximation of someUnaryFLOAToperation at line 79. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = -32; [L23] signed long int var_1_2 = -100; [L24] signed long int var_1_3 = 10; [L25] signed long int var_1_4 = 64; [L26] signed long int var_1_5 = -10; [L27] signed long int var_1_6 = 8; [L28] float var_1_7 = 127.8; [L29] float var_1_8 = -0.2; [L30] float var_1_9 = 255.175; [L31] signed long int var_1_10 = 5; [L32] unsigned short int var_1_11 = 64; [L33] unsigned short int var_1_12 = 8; [L34] unsigned short int var_1_13 = 5; [L35] signed short int var_1_14 = 8; [L36] unsigned short int var_1_15 = 62763; [L37] unsigned long int var_1_16 = 25; [L38] signed long int var_1_17 = -4; [L39] float var_1_18 = 63.25; [L40] unsigned long int var_1_19 = 1000; [L41] unsigned char var_1_20 = 0; [L42] float var_1_21 = 7.8; [L43] float var_1_22 = 32.1; [L44] unsigned char var_1_23 = 0; [L45] signed long int var_1_24 = -16; [L46] unsigned short int var_1_25 = 16; [L158] isInitial = 1 [L159] FCALL initially() [L160] COND TRUE 1 [L161] FCALL updateLastVariables() [L162] CALL updateVariables() [L96] var_1_2 = __VERIFIER_nondet_long() [L97] CALL assume_abort_if_not(var_1_2 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=-17612, var_1_3=10, var_1_4=64, var_1_5=-10, var_1_6=8, var_1_7=639/5, var_1_9=10207/40] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not(var_1_2 >= -2147483648) VAL [isInitial=1, var_1_10=5, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=-17612, var_1_3=10, var_1_4=64, var_1_5=-10, var_1_6=8, var_1_7=639/5, var_1_9=10207/40] [L98] CALL assume_abort_if_not(var_1_2 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=-17612, var_1_3=10, var_1_4=64, var_1_5=-10, var_1_6=8, var_1_7=639/5, var_1_9=10207/40] [L20] COND FALSE !(!cond) [L98] RET assume_abort_if_not(var_1_2 <= 2147483647) VAL [isInitial=1, var_1_10=5, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=-17612, var_1_3=10, var_1_4=64, var_1_5=-10, var_1_6=8, var_1_7=639/5, var_1_9=10207/40] [L99] var_1_3 = __VERIFIER_nondet_long() [L100] CALL assume_abort_if_not(var_1_3 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=-17612, var_1_3=259, var_1_4=64, var_1_5=-10, var_1_6=8, var_1_7=639/5, var_1_9=10207/40] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not(var_1_3 >= -2147483648) VAL [isInitial=1, var_1_10=5, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=-17612, var_1_3=259, var_1_4=64, var_1_5=-10, var_1_6=8, var_1_7=639/5, var_1_9=10207/40] [L101] CALL assume_abort_if_not(var_1_3 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=-17612, var_1_3=259, var_1_4=64, var_1_5=-10, var_1_6=8, var_1_7=639/5, var_1_9=10207/40] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not(var_1_3 <= 2147483647) VAL [isInitial=1, var_1_10=5, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=-17612, var_1_3=259, var_1_4=64, var_1_5=-10, var_1_6=8, var_1_7=639/5, var_1_9=10207/40] [L102] CALL assume_abort_if_not(var_1_3 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=-17612, var_1_3=259, var_1_4=64, var_1_5=-10, var_1_6=8, var_1_7=639/5, var_1_9=10207/40] [L20] COND FALSE !(!cond) [L102] RET assume_abort_if_not(var_1_3 != 0) VAL [isInitial=1, var_1_10=5, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=-17612, var_1_3=259, var_1_4=64, var_1_5=-10, var_1_6=8, var_1_7=639/5, var_1_9=10207/40] [L103] var_1_4 = __VERIFIER_nondet_long() [L104] CALL assume_abort_if_not(var_1_4 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=-17612, var_1_3=259, var_1_4=260, var_1_5=-10, var_1_6=8, var_1_7=639/5, var_1_9=10207/40] [L20] COND FALSE !(!cond) [L104] RET assume_abort_if_not(var_1_4 >= -2147483648) VAL [isInitial=1, var_1_10=5, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=-17612, var_1_3=259, var_1_4=260, var_1_5=-10, var_1_6=8, var_1_7=639/5, var_1_9=10207/40] [L105] CALL assume_abort_if_not(var_1_4 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=-17612, var_1_3=259, var_1_4=260, var_1_5=-10, var_1_6=8, var_1_7=639/5, var_1_9=10207/40] [L20] COND FALSE !(!cond) [L105] RET assume_abort_if_not(var_1_4 <= 2147483647) VAL [isInitial=1, var_1_10=5, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=-17612, var_1_3=259, var_1_4=260, var_1_5=-10, var_1_6=8, var_1_7=639/5, var_1_9=10207/40] [L106] CALL assume_abort_if_not(var_1_4 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=-17612, var_1_3=259, var_1_4=260, var_1_5=-10, var_1_6=8, var_1_7=639/5, var_1_9=10207/40] [L20] COND FALSE !(!cond) [L106] RET assume_abort_if_not(var_1_4 != 0) VAL [isInitial=1, var_1_10=5, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=-17612, var_1_3=259, var_1_4=260, var_1_5=-10, var_1_6=8, var_1_7=639/5, var_1_9=10207/40] [L107] var_1_5 = __VERIFIER_nondet_long() [L108] CALL assume_abort_if_not(var_1_5 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=-17612, var_1_3=259, var_1_4=260, var_1_5=0, var_1_6=8, var_1_7=639/5, var_1_9=10207/40] [L20] COND FALSE !(!cond) [L108] RET assume_abort_if_not(var_1_5 >= -2147483648) VAL [isInitial=1, var_1_10=5, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=-17612, var_1_3=259, var_1_4=260, var_1_5=0, var_1_6=8, var_1_7=639/5, var_1_9=10207/40] [L109] CALL assume_abort_if_not(var_1_5 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=-17612, var_1_3=259, var_1_4=260, var_1_5=0, var_1_6=8, var_1_7=639/5, var_1_9=10207/40] [L20] COND FALSE !(!cond) [L109] RET assume_abort_if_not(var_1_5 <= 2147483647) VAL [isInitial=1, var_1_10=5, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=-17612, var_1_3=259, var_1_4=260, var_1_5=0, var_1_6=8, var_1_7=639/5, var_1_9=10207/40] [L110] var_1_6 = __VERIFIER_nondet_long() [L111] CALL assume_abort_if_not(var_1_6 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=-17612, var_1_3=259, var_1_4=260, var_1_5=0, var_1_6=-1228, var_1_7=639/5, var_1_9=10207/40] [L20] COND FALSE !(!cond) [L111] RET assume_abort_if_not(var_1_6 >= -2147483648) VAL [isInitial=1, var_1_10=5, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=-17612, var_1_3=259, var_1_4=260, var_1_5=0, var_1_6=-1228, var_1_7=639/5, var_1_9=10207/40] [L112] CALL assume_abort_if_not(var_1_6 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=-17612, var_1_3=259, var_1_4=260, var_1_5=0, var_1_6=-1228, var_1_7=639/5, var_1_9=10207/40] [L20] COND FALSE !(!cond) [L112] RET assume_abort_if_not(var_1_6 <= 2147483647) VAL [isInitial=1, var_1_10=5, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=-17612, var_1_3=259, var_1_4=260, var_1_5=0, var_1_6=-1228, var_1_7=639/5, var_1_9=10207/40] [L113] var_1_7 = __VERIFIER_nondet_float() [L114] CALL assume_abort_if_not((var_1_7 >= -922337.2036854776000e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854776000e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=-17612, var_1_3=259, var_1_4=260, var_1_5=0, var_1_6=-1228, var_1_9=10207/40] [L20] COND FALSE !(!cond) [L114] RET assume_abort_if_not((var_1_7 >= -922337.2036854776000e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854776000e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=5, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=-17612, var_1_3=259, var_1_4=260, var_1_5=0, var_1_6=-1228, var_1_9=10207/40] [L115] var_1_8 = __VERIFIER_nondet_float() [L116] CALL assume_abort_if_not((var_1_8 >= -922337.2036854776000e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=-17612, var_1_3=259, var_1_4=260, var_1_5=0, var_1_6=-1228, var_1_9=10207/40] [L20] COND FALSE !(!cond) [L116] RET assume_abort_if_not((var_1_8 >= -922337.2036854776000e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=5, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=-17612, var_1_3=259, var_1_4=260, var_1_5=0, var_1_6=-1228, var_1_9=10207/40] [L117] var_1_9 = __VERIFIER_nondet_float() [L118] CALL assume_abort_if_not((var_1_9 >= -922337.2036854776000e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=-17612, var_1_3=259, var_1_4=260, var_1_5=0, var_1_6=-1228] [L20] COND FALSE !(!cond) [L118] RET assume_abort_if_not((var_1_9 >= -922337.2036854776000e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=5, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=-17612, var_1_3=259, var_1_4=260, var_1_5=0, var_1_6=-1228] [L119] var_1_10 = __VERIFIER_nondet_long() [L120] CALL assume_abort_if_not(var_1_10 >= -2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=32799, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=-17612, var_1_3=259, var_1_4=260, var_1_5=0, var_1_6=-1228] [L20] COND FALSE !(!cond) [L120] RET assume_abort_if_not(var_1_10 >= -2147483647) VAL [isInitial=1, var_1_10=32799, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=-17612, var_1_3=259, var_1_4=260, var_1_5=0, var_1_6=-1228] [L121] CALL assume_abort_if_not(var_1_10 <= 2147483646) VAL [\old(cond)=1, isInitial=1, var_1_10=32799, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=-17612, var_1_3=259, var_1_4=260, var_1_5=0, var_1_6=-1228] [L20] COND FALSE !(!cond) [L121] RET assume_abort_if_not(var_1_10 <= 2147483646) VAL [isInitial=1, var_1_10=32799, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=-17612, var_1_3=259, var_1_4=260, var_1_5=0, var_1_6=-1228] [L122] var_1_12 = __VERIFIER_nondet_ushort() [L123] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=32799, var_1_11=64, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=-17612, var_1_3=259, var_1_4=260, var_1_5=0, var_1_6=-1228] [L20] COND FALSE !(!cond) [L123] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, var_1_10=32799, var_1_11=64, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=-17612, var_1_3=259, var_1_4=260, var_1_5=0, var_1_6=-1228] [L124] CALL assume_abort_if_not(var_1_12 <= 16384) VAL [\old(cond)=1, isInitial=1, var_1_10=32799, var_1_11=64, var_1_12=16384, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=-17612, var_1_3=259, var_1_4=260, var_1_5=0, var_1_6=-1228] [L20] COND FALSE !(!cond) [L124] RET assume_abort_if_not(var_1_12 <= 16384) VAL [isInitial=1, var_1_10=32799, var_1_11=64, var_1_12=16384, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=-17612, var_1_3=259, var_1_4=260, var_1_5=0, var_1_6=-1228] [L125] var_1_13 = __VERIFIER_nondet_ushort() [L126] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=32799, var_1_11=64, var_1_12=16384, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=-17612, var_1_3=259, var_1_4=260, var_1_5=0, var_1_6=-1228] [L20] COND FALSE !(!cond) [L126] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, var_1_10=32799, var_1_11=64, var_1_12=16384, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=-17612, var_1_3=259, var_1_4=260, var_1_5=0, var_1_6=-1228] [L127] CALL assume_abort_if_not(var_1_13 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=32799, var_1_11=64, var_1_12=16384, var_1_13=16383, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=-17612, var_1_3=259, var_1_4=260, var_1_5=0, var_1_6=-1228] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not(var_1_13 <= 16383) VAL [isInitial=1, var_1_10=32799, var_1_11=64, var_1_12=16384, var_1_13=16383, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=-17612, var_1_3=259, var_1_4=260, var_1_5=0, var_1_6=-1228] [L128] var_1_15 = __VERIFIER_nondet_ushort() [L129] CALL assume_abort_if_not(var_1_15 >= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=32799, var_1_11=64, var_1_12=16384, var_1_13=16383, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=-17612, var_1_3=259, var_1_4=260, var_1_5=0, var_1_6=-1228] [L20] COND FALSE !(!cond) [L129] RET assume_abort_if_not(var_1_15 >= 32767) VAL [isInitial=1, var_1_10=32799, var_1_11=64, var_1_12=16384, var_1_13=16383, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=-17612, var_1_3=259, var_1_4=260, var_1_5=0, var_1_6=-1228] [L130] CALL assume_abort_if_not(var_1_15 <= 65535) VAL [\old(cond)=1, isInitial=1, var_1_10=32799, var_1_11=64, var_1_12=16384, var_1_13=16383, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=-17612, var_1_3=259, var_1_4=260, var_1_5=0, var_1_6=-1228] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not(var_1_15 <= 65535) VAL [isInitial=1, var_1_10=32799, var_1_11=64, var_1_12=16384, var_1_13=16383, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_17=-4, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=-17612, var_1_3=259, var_1_4=260, var_1_5=0, var_1_6=-1228] [L131] var_1_17 = __VERIFIER_nondet_long() [L132] CALL assume_abort_if_not(var_1_17 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=32799, var_1_11=64, var_1_12=16384, var_1_13=16383, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_17=-2147483648, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=-17612, var_1_3=259, var_1_4=260, var_1_5=0, var_1_6=-1228] [L20] COND FALSE !(!cond) [L132] RET assume_abort_if_not(var_1_17 >= -2147483648) VAL [isInitial=1, var_1_10=32799, var_1_11=64, var_1_12=16384, var_1_13=16383, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_17=-2147483648, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=-17612, var_1_3=259, var_1_4=260, var_1_5=0, var_1_6=-1228] [L133] CALL assume_abort_if_not(var_1_17 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=32799, var_1_11=64, var_1_12=16384, var_1_13=16383, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_17=-2147483648, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=-17612, var_1_3=259, var_1_4=260, var_1_5=0, var_1_6=-1228] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not(var_1_17 <= 2147483647) VAL [isInitial=1, var_1_10=32799, var_1_11=64, var_1_12=16384, var_1_13=16383, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_17=-2147483648, var_1_18=253/4, var_1_19=1000, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=-17612, var_1_3=259, var_1_4=260, var_1_5=0, var_1_6=-1228] [L134] var_1_19 = __VERIFIER_nondet_ulong() [L135] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=32799, var_1_11=64, var_1_12=16384, var_1_13=16383, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_17=-2147483648, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=-17612, var_1_3=259, var_1_4=260, var_1_5=0, var_1_6=-1228] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, var_1_10=32799, var_1_11=64, var_1_12=16384, var_1_13=16383, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_17=-2147483648, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=-17612, var_1_3=259, var_1_4=260, var_1_5=0, var_1_6=-1228] [L136] CALL assume_abort_if_not(var_1_19 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10=32799, var_1_11=64, var_1_12=16384, var_1_13=16383, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_17=-2147483648, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=-17612, var_1_3=259, var_1_4=260, var_1_5=0, var_1_6=-1228] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(var_1_19 <= 4294967295) VAL [isInitial=1, var_1_10=32799, var_1_11=64, var_1_12=16384, var_1_13=16383, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_17=-2147483648, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=-17612, var_1_3=259, var_1_4=260, var_1_5=0, var_1_6=-1228] [L137] var_1_20 = __VERIFIER_nondet_uchar() [L138] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=32799, var_1_11=64, var_1_12=16384, var_1_13=16383, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_17=-2147483648, var_1_18=253/4, var_1_1=-32, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=-17612, var_1_3=259, var_1_4=260, var_1_5=0, var_1_6=-1228] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, var_1_10=32799, var_1_11=64, var_1_12=16384, var_1_13=16383, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_17=-2147483648, var_1_18=253/4, var_1_1=-32, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=-17612, var_1_3=259, var_1_4=260, var_1_5=0, var_1_6=-1228] [L139] CALL assume_abort_if_not(var_1_20 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=32799, var_1_11=64, var_1_12=16384, var_1_13=16383, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_17=-2147483648, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=-17612, var_1_3=259, var_1_4=260, var_1_5=0, var_1_6=-1228] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_20 <= 1) VAL [isInitial=1, var_1_10=32799, var_1_11=64, var_1_12=16384, var_1_13=16383, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_17=-2147483648, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=-17612, var_1_3=259, var_1_4=260, var_1_5=0, var_1_6=-1228] [L140] var_1_21 = __VERIFIER_nondet_float() [L141] CALL assume_abort_if_not((var_1_21 >= -461168.6018427382800e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=32799, var_1_11=64, var_1_12=16384, var_1_13=16383, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_17=-2147483648, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=-17612, var_1_3=259, var_1_4=260, var_1_5=0, var_1_6=-1228] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not((var_1_21 >= -461168.6018427382800e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=32799, var_1_11=64, var_1_12=16384, var_1_13=16383, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_17=-2147483648, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=-17612, var_1_3=259, var_1_4=260, var_1_5=0, var_1_6=-1228] [L142] var_1_22 = __VERIFIER_nondet_float() [L143] CALL assume_abort_if_not((var_1_22 >= -461168.6018427382800e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 4611686.018427382800e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=32799, var_1_11=64, var_1_12=16384, var_1_13=16383, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_17=-2147483648, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=-17612, var_1_3=259, var_1_4=260, var_1_5=0, var_1_6=-1228] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not((var_1_22 >= -461168.6018427382800e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 4611686.018427382800e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=32799, var_1_11=64, var_1_12=16384, var_1_13=16383, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_17=-2147483648, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=0, var_1_24=-16, var_1_25=16, var_1_2=-17612, var_1_3=259, var_1_4=260, var_1_5=0, var_1_6=-1228] [L144] var_1_23 = __VERIFIER_nondet_uchar() [L145] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=32799, var_1_11=64, var_1_12=16384, var_1_13=16383, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_17=-2147483648, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_24=-16, var_1_25=16, var_1_2=-17612, var_1_3=259, var_1_4=260, var_1_5=0, var_1_6=-1228] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, var_1_10=32799, var_1_11=64, var_1_12=16384, var_1_13=16383, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_17=-2147483648, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_24=-16, var_1_25=16, var_1_2=-17612, var_1_3=259, var_1_4=260, var_1_5=0, var_1_6=-1228] [L146] CALL assume_abort_if_not(var_1_23 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=32799, var_1_11=64, var_1_12=16384, var_1_13=16383, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_17=-2147483648, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_25=16, var_1_2=-17612, var_1_3=259, var_1_4=260, var_1_5=0, var_1_6=-1228] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_23 <= 1) VAL [isInitial=1, var_1_10=32799, var_1_11=64, var_1_12=16384, var_1_13=16383, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_17=-2147483648, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_25=16, var_1_2=-17612, var_1_3=259, var_1_4=260, var_1_5=0, var_1_6=-1228] [L147] var_1_25 = __VERIFIER_nondet_ushort() [L148] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=32799, var_1_11=64, var_1_12=16384, var_1_13=16383, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_17=-2147483648, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_2=-17612, var_1_3=259, var_1_4=260, var_1_5=0, var_1_6=-1228] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, var_1_10=32799, var_1_11=64, var_1_12=16384, var_1_13=16383, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_17=-2147483648, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_2=-17612, var_1_3=259, var_1_4=260, var_1_5=0, var_1_6=-1228] [L149] CALL assume_abort_if_not(var_1_25 <= 65535) VAL [\old(cond)=1, isInitial=1, var_1_10=32799, var_1_11=64, var_1_12=16384, var_1_13=16383, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_17=-2147483648, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_2=-17612, var_1_3=259, var_1_4=260, var_1_5=0, var_1_6=-1228] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_25 <= 65535) VAL [isInitial=1, var_1_10=32799, var_1_11=64, var_1_12=16384, var_1_13=16383, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_17=-2147483648, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_2=-17612, var_1_3=259, var_1_4=260, var_1_5=0, var_1_6=-1228] [L162] RET updateVariables() [L163] CALL step() [L50] EXPR var_1_5 | var_1_6 [L50] COND FALSE !((var_1_2 / ((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4)))) <= (var_1_5 | var_1_6)) [L57] var_1_1 = var_1_10 [L59] COND TRUE var_1_8 != (var_1_9 + var_1_7) [L60] var_1_11 = ((var_1_12 + var_1_13) + 32) [L62] COND TRUE ((var_1_15 - var_1_12) + var_1_2) < var_1_6 [L63] var_1_14 = var_1_12 [L65] COND TRUE ((var_1_14 * var_1_4) + var_1_11) > var_1_17 [L66] COND FALSE !(var_1_10 < var_1_11) [L72] COND FALSE !(var_1_19 < var_1_13) [L83] var_1_18 = var_1_21 [L85] COND FALSE !((- (- var_1_18)) != var_1_8) [L92] var_1_24 = var_1_10 [L163] RET step() [L164] CALL, EXPR property() [L154] EXPR var_1_5 | var_1_6 [L154-L155] return (((((((var_1_2 / ((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4)))) <= (var_1_5 | var_1_6)) ? (((var_1_7 * var_1_8) < var_1_9) ? (var_1_1 == ((signed long int) var_1_10)) : (var_1_1 == ((signed long int) var_1_10))) : (var_1_1 == ((signed long int) var_1_10))) && ((var_1_8 != (var_1_9 + var_1_7)) ? (var_1_11 == ((unsigned short int) ((var_1_12 + var_1_13) + 32))) : 1)) && ((((var_1_15 - var_1_12) + var_1_2) < var_1_6) ? (var_1_14 == ((signed short int) var_1_12)) : 1)) && ((((var_1_14 * var_1_4) + var_1_11) > var_1_17) ? ((var_1_10 < var_1_11) ? (var_1_16 == ((unsigned long int) var_1_12)) : 1) : (var_1_16 == ((unsigned long int) 0u)))) && ((var_1_19 < var_1_13) ? (var_1_20 ? (var_1_18 == ((float) (((((var_1_21) < 0 ) ? -(var_1_21) : (var_1_21))) + var_1_22))) : (var_1_23 ? (var_1_18 == ((float) (var_1_22 + var_1_21))) : (var_1_18 == ((float) -0.75f)))) : (var_1_18 == ((float) var_1_21)))) && (((- (- var_1_18)) != var_1_8) ? ((var_1_12 <= ((((var_1_14) > ((- var_1_25))) ? (var_1_14) : ((- var_1_25))))) ? (var_1_24 == ((signed long int) -50)) : (var_1_24 == ((signed long int) var_1_14))) : (var_1_24 == ((signed long int) var_1_10))) ; [L164] RET, EXPR property() [L164] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=32799, var_1_11=32799, var_1_12=16384, var_1_13=16383, var_1_14=16384, var_1_15=32767, var_1_16=25, var_1_17=-2147483648, var_1_18=2, var_1_19=16383, var_1_1=32799, var_1_20=0, var_1_21=2, var_1_23=1, var_1_24=32799, var_1_25=0, var_1_2=-17612, var_1_3=259, var_1_4=260, var_1_5=0, var_1_6=-1228] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=32799, var_1_11=32799, var_1_12=16384, var_1_13=16383, var_1_14=16384, var_1_15=32767, var_1_16=25, var_1_17=-2147483648, var_1_18=2, var_1_19=16383, var_1_1=32799, var_1_20=0, var_1_21=2, var_1_23=1, var_1_24=32799, var_1_25=0, var_1_2=-17612, var_1_3=259, var_1_4=260, var_1_5=0, var_1_6=-1228] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 63 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, 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: 0.1s SsaConstructionTime, 0.4s 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 [2023-11-23 21:19:29,125 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035a4bd2-1801-4739-8c15-9c721ae6b929/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035a4bd2-1801-4739-8c15-9c721ae6b929/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035a4bd2-1801-4739-8c15-9c721ae6b929/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035a4bd2-1801-4739-8c15-9c721ae6b929/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035a4bd2-1801-4739-8c15-9c721ae6b929/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-90.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035a4bd2-1801-4739-8c15-9c721ae6b929/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035a4bd2-1801-4739-8c15-9c721ae6b929/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 45bd99a0961ae091be40cb73b172fcacc56ec52ed0132ae6799b89f17393e023 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:19:31,878 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:19:32,054 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035a4bd2-1801-4739-8c15-9c721ae6b929/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 21:19:32,064 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:19:32,066 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:19:32,120 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:19:32,121 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:19:32,122 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:19:32,123 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:19:32,129 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:19:32,130 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:19:32,131 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:19:32,131 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:19:32,134 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:19:32,134 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:19:32,135 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:19:32,137 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:19:32,137 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:19:32,138 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:19:32,140 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:19:32,140 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:19:32,141 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:19:32,142 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:19:32,142 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:19:32,143 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:19:32,144 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:19:32,144 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:19:32,145 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:19:32,146 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:19:32,146 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:19:32,148 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:19:32,149 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:19:32,149 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:19:32,150 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:19:32,150 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:19:32,151 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:19:32,151 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:19:32,152 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:19:32,152 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:19:32,154 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:19:32,154 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:19:32,155 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:19:32,155 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:19:32,156 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:19:32,156 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_035a4bd2-1801-4739-8c15-9c721ae6b929/bin/utaipan-verify-mE87zJ7Ire/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035a4bd2-1801-4739-8c15-9c721ae6b929/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 45bd99a0961ae091be40cb73b172fcacc56ec52ed0132ae6799b89f17393e023 [2023-11-23 21:19:32,651 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:19:32,685 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:19:32,691 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:19:32,692 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:19:32,693 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:19:32,694 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035a4bd2-1801-4739-8c15-9c721ae6b929/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-90.i [2023-11-23 21:19:36,171 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:19:36,569 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:19:36,570 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035a4bd2-1801-4739-8c15-9c721ae6b929/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-90.i [2023-11-23 21:19:36,586 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035a4bd2-1801-4739-8c15-9c721ae6b929/bin/utaipan-verify-mE87zJ7Ire/data/bc801a3af/e6204410f10e4fc39b9d14d1f77d0676/FLAG28cf983be [2023-11-23 21:19:36,611 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035a4bd2-1801-4739-8c15-9c721ae6b929/bin/utaipan-verify-mE87zJ7Ire/data/bc801a3af/e6204410f10e4fc39b9d14d1f77d0676 [2023-11-23 21:19:36,619 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:19:36,622 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:19:36,627 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:19:36,627 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:19:36,634 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:19:36,635 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:19:36" (1/1) ... [2023-11-23 21:19:36,637 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29d9d827 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:36, skipping insertion in model container [2023-11-23 21:19:36,637 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:19:36" (1/1) ... [2023-11-23 21:19:36,704 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:19:36,961 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_035a4bd2-1801-4739-8c15-9c721ae6b929/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-90.i[913,926] [2023-11-23 21:19:37,055 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:19:37,075 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:19:37,090 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_035a4bd2-1801-4739-8c15-9c721ae6b929/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-90.i[913,926] [2023-11-23 21:19:37,148 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:19:37,178 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:19:37,179 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:37 WrapperNode [2023-11-23 21:19:37,179 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:19:37,180 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:19:37,180 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:19:37,181 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:19:37,189 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:37" (1/1) ... [2023-11-23 21:19:37,216 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:37" (1/1) ... [2023-11-23 21:19:37,248 INFO L138 Inliner]: procedures = 27, calls = 48, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 176 [2023-11-23 21:19:37,253 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:19:37,255 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:19:37,256 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:19:37,257 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:19:37,267 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:37" (1/1) ... [2023-11-23 21:19:37,267 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:37" (1/1) ... [2023-11-23 21:19:37,274 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:37" (1/1) ... [2023-11-23 21:19:37,274 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:37" (1/1) ... [2023-11-23 21:19:37,287 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:37" (1/1) ... [2023-11-23 21:19:37,291 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:37" (1/1) ... [2023-11-23 21:19:37,294 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:37" (1/1) ... [2023-11-23 21:19:37,297 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:37" (1/1) ... [2023-11-23 21:19:37,302 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:19:37,303 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:19:37,303 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:19:37,303 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:19:37,304 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:37" (1/1) ... [2023-11-23 21:19:37,323 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:19:37,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035a4bd2-1801-4739-8c15-9c721ae6b929/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:19:37,362 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035a4bd2-1801-4739-8c15-9c721ae6b929/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:19:37,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035a4bd2-1801-4739-8c15-9c721ae6b929/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:19:37,395 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:19:37,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 21:19:37,396 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:19:37,396 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:19:37,396 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:19:37,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:19:37,505 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:19:37,508 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:19:39,502 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:19:39,603 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:19:39,603 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:19:39,604 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:19:39 BoogieIcfgContainer [2023-11-23 21:19:39,604 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:19:39,607 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:19:39,607 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:19:39,611 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:19:39,611 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:19:36" (1/3) ... [2023-11-23 21:19:39,612 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b808685 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:19:39, skipping insertion in model container [2023-11-23 21:19:39,613 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:37" (2/3) ... [2023-11-23 21:19:39,614 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b808685 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:19:39, skipping insertion in model container [2023-11-23 21:19:39,615 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:19:39" (3/3) ... [2023-11-23 21:19:39,617 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-90.i [2023-11-23 21:19:39,641 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:19:39,641 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:19:39,721 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:19:39,730 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;@551159c7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:19:39,731 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:19:39,738 INFO L276 IsEmpty]: Start isEmpty. Operand has 78 states, 40 states have (on average 1.4) internal successors, (56), 41 states have internal predecessors, (56), 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) [2023-11-23 21:19:39,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-11-23 21:19:39,774 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:19:39,775 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] [2023-11-23 21:19:39,776 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:19:39,783 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:19:39,784 INFO L85 PathProgramCache]: Analyzing trace with hash -1684064348, now seen corresponding path program 1 times [2023-11-23 21:19:39,800 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:19:39,801 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [173064497] [2023-11-23 21:19:39,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:19:39,802 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:19:39,802 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035a4bd2-1801-4739-8c15-9c721ae6b929/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:19:39,805 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035a4bd2-1801-4739-8c15-9c721ae6b929/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:19:39,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035a4bd2-1801-4739-8c15-9c721ae6b929/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-23 21:19:40,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:19:40,447 INFO L262 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 21:19:40,468 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:19:40,591 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 548 proven. 0 refuted. 0 times theorem prover too weak. 1832 trivial. 0 not checked. [2023-11-23 21:19:40,596 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:19:40,597 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:19:40,598 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [173064497] [2023-11-23 21:19:40,599 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [173064497] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:19:40,599 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:19:40,599 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:19:40,602 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [57876016] [2023-11-23 21:19:40,604 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:19:40,612 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:19:40,613 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:19:40,664 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:19:40,665 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:19:40,669 INFO L87 Difference]: Start difference. First operand has 78 states, 40 states have (on average 1.4) internal successors, (56), 41 states have internal predecessors, (56), 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 18.5) internal successors, (37), 2 states have internal predecessors, (37), 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) [2023-11-23 21:19:41,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:19:41,234 INFO L93 Difference]: Finished difference Result 153 states and 285 transitions. [2023-11-23 21:19:41,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:19:41,250 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 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 205 [2023-11-23 21:19:41,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:19:41,261 INFO L225 Difference]: With dead ends: 153 [2023-11-23 21:19:41,280 INFO L226 Difference]: Without dead ends: 76 [2023-11-23 21:19:41,285 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 204 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:19:41,290 INFO L413 NwaCegarLoop]: 118 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 118 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-23 21:19:41,291 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 118 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-23 21:19:41,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2023-11-23 21:19:41,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76. [2023-11-23 21:19:41,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 39 states have (on average 1.3076923076923077) internal successors, (51), 39 states have internal predecessors, (51), 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) [2023-11-23 21:19:41,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 121 transitions. [2023-11-23 21:19:41,357 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 121 transitions. Word has length 205 [2023-11-23 21:19:41,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:19:41,358 INFO L495 AbstractCegarLoop]: Abstraction has 76 states and 121 transitions. [2023-11-23 21:19:41,359 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 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) [2023-11-23 21:19:41,359 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 121 transitions. [2023-11-23 21:19:41,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-11-23 21:19:41,364 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:19:41,365 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] [2023-11-23 21:19:41,381 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035a4bd2-1801-4739-8c15-9c721ae6b929/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2023-11-23 21:19:41,577 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035a4bd2-1801-4739-8c15-9c721ae6b929/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:19:41,577 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:19:41,578 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:19:41,579 INFO L85 PathProgramCache]: Analyzing trace with hash -1946176034, now seen corresponding path program 1 times [2023-11-23 21:19:41,580 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:19:41,581 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [137382283] [2023-11-23 21:19:41,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:19:41,582 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:19:41,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035a4bd2-1801-4739-8c15-9c721ae6b929/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:19:41,584 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035a4bd2-1801-4739-8c15-9c721ae6b929/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:19:41,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035a4bd2-1801-4739-8c15-9c721ae6b929/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-23 21:19:42,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:19:42,238 INFO L262 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-23 21:19:42,256 INFO L285 TraceCheckSpWp]: Computing forward predicates...