./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 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38a1417c-d151-4338-b332-0cb04be0bb30/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38a1417c-d151-4338-b332-0cb04be0bb30/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38a1417c-d151-4338-b332-0cb04be0bb30/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38a1417c-d151-4338-b332-0cb04be0bb30/bin/utaipan-verify-SwPr7d2a91/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_38a1417c-d151-4338-b332-0cb04be0bb30/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38a1417c-d151-4338-b332-0cb04be0bb30/bin/utaipan-verify-SwPr7d2a91 --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 0.2.4-dev-0e0057c [2023-11-24 23:59:47,133 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:59:47,243 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38a1417c-d151-4338-b332-0cb04be0bb30/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-24 23:59:47,251 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:59:47,252 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:59:47,288 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:59:47,289 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:59:47,290 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:59:47,291 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:59:47,295 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:59:47,296 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:59:47,297 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:59:47,298 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:59:47,299 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-24 23:59:47,300 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:59:47,300 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:59:47,301 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-24 23:59:47,301 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-24 23:59:47,302 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:59:47,302 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-24 23:59:47,303 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-24 23:59:47,303 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-24 23:59:47,304 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:59:47,305 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:59:47,305 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:59:47,306 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:59:47,306 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:59:47,307 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:59:47,307 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:59:47,308 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:59:47,309 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:59:47,309 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:59:47,310 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:59:47,310 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:59:47,310 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:59:47,310 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:59:47,311 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:59:47,311 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:59:47,311 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:59:47,312 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:59:47,312 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:59:47,312 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-24 23:59:47,313 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:59:47,313 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:59:47,314 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:59:47,314 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:59:47,314 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:59:47,314 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_38a1417c-d151-4338-b332-0cb04be0bb30/bin/utaipan-verify-SwPr7d2a91/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38a1417c-d151-4338-b332-0cb04be0bb30/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 45bd99a0961ae091be40cb73b172fcacc56ec52ed0132ae6799b89f17393e023 [2023-11-24 23:59:47,650 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:59:47,679 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:59:47,682 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:59:47,684 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:59:47,685 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:59:47,686 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38a1417c-d151-4338-b332-0cb04be0bb30/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-90.i [2023-11-24 23:59:50,750 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:59:51,063 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:59:51,064 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38a1417c-d151-4338-b332-0cb04be0bb30/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-90.i [2023-11-24 23:59:51,080 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38a1417c-d151-4338-b332-0cb04be0bb30/bin/utaipan-verify-SwPr7d2a91/data/2573265a8/4399eb24c8e64622acb97f343f3467c8/FLAG686ee2e1e [2023-11-24 23:59:51,099 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38a1417c-d151-4338-b332-0cb04be0bb30/bin/utaipan-verify-SwPr7d2a91/data/2573265a8/4399eb24c8e64622acb97f343f3467c8 [2023-11-24 23:59:51,105 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:59:51,107 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:59:51,110 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:59:51,110 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:59:51,116 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:59:51,117 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:59:51" (1/1) ... [2023-11-24 23:59:51,118 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35175b8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:51, skipping insertion in model container [2023-11-24 23:59:51,118 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:59:51" (1/1) ... [2023-11-24 23:59:51,168 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:59:51,337 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_38a1417c-d151-4338-b332-0cb04be0bb30/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-90.i[913,926] [2023-11-24 23:59:51,411 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:59:51,425 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:59:51,439 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_38a1417c-d151-4338-b332-0cb04be0bb30/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-90.i[913,926] [2023-11-24 23:59:51,475 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:59:51,497 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:59:51,499 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:51 WrapperNode [2023-11-24 23:59:51,499 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:59:51,500 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:59:51,501 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:59:51,501 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:59:51,509 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:51" (1/1) ... [2023-11-24 23:59:51,523 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:51" (1/1) ... [2023-11-24 23:59:51,563 INFO L138 Inliner]: procedures = 26, calls = 48, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 204 [2023-11-24 23:59:51,563 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:59:51,564 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:59:51,565 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:59:51,565 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:59:51,575 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:51" (1/1) ... [2023-11-24 23:59:51,576 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:51" (1/1) ... [2023-11-24 23:59:51,579 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:51" (1/1) ... [2023-11-24 23:59:51,580 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:51" (1/1) ... [2023-11-24 23:59:51,591 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:51" (1/1) ... [2023-11-24 23:59:51,595 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:51" (1/1) ... [2023-11-24 23:59:51,598 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:51" (1/1) ... [2023-11-24 23:59:51,600 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:51" (1/1) ... [2023-11-24 23:59:51,606 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:59:51,607 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:59:51,607 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:59:51,607 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:59:51,608 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:51" (1/1) ... [2023-11-24 23:59:51,615 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:59:51,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38a1417c-d151-4338-b332-0cb04be0bb30/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:59:51,670 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38a1417c-d151-4338-b332-0cb04be0bb30/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:59:51,672 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38a1417c-d151-4338-b332-0cb04be0bb30/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:59:51,700 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:59:51,700 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:59:51,700 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:59:51,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:59:51,701 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:59:51,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:59:51,784 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:59:51,786 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:59:52,280 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:59:52,640 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:59:52,641 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:59:52,643 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:59:52 BoogieIcfgContainer [2023-11-24 23:59:52,643 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:59:52,646 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:59:52,646 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:59:52,650 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:59:52,651 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:59:51" (1/3) ... [2023-11-24 23:59:52,652 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14163a1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:59:52, skipping insertion in model container [2023-11-24 23:59:52,653 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:51" (2/3) ... [2023-11-24 23:59:52,655 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14163a1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:59:52, skipping insertion in model container [2023-11-24 23:59:52,655 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:59:52" (3/3) ... [2023-11-24 23:59:52,657 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-90.i [2023-11-24 23:59:52,680 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:59:52,681 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:59:52,746 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:59:52,753 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;@3b246f3e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:59:52,754 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:59:52,758 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) [2023-11-24 23:59:52,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-11-24 23:59:52,775 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:59:52,776 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] [2023-11-24 23:59:52,777 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:59:52,782 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:59:52,783 INFO L85 PathProgramCache]: Analyzing trace with hash -1054967086, now seen corresponding path program 1 times [2023-11-24 23:59:52,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:59:52,791 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [639041403] [2023-11-24 23:59:52,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:59:52,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:59:53,073 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-24 23:59:53,074 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1876221595] [2023-11-24 23:59:53,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:59:53,075 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 23:59:53,075 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38a1417c-d151-4338-b332-0cb04be0bb30/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:59:53,079 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38a1417c-d151-4338-b332-0cb04be0bb30/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-24 23:59:53,116 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38a1417c-d151-4338-b332-0cb04be0bb30/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-24 23:59:53,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:59:53,340 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:59:53,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:59:53,608 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-24 23:59:53,615 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-24 23:59:53,616 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-24 23:59:53,632 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38a1417c-d151-4338-b332-0cb04be0bb30/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-24 23:59:53,826 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38a1417c-d151-4338-b332-0cb04be0bb30/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-24 23:59:53,835 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-24 23:59:53,847 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-24 23:59:54,055 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 11:59:54 BoogieIcfgContainer [2023-11-24 23:59:54,055 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-24 23:59:54,056 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:59:54,056 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:59:54,056 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:59:54,057 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:59:52" (3/4) ... [2023-11-24 23:59:54,060 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 23:59:54,061 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:59:54,063 INFO L158 Benchmark]: Toolchain (without parser) took 2955.35ms. Allocated memory was 136.3MB in the beginning and 174.1MB in the end (delta: 37.7MB). Free memory was 104.5MB in the beginning and 79.9MB in the end (delta: 24.7MB). Peak memory consumption was 64.0MB. Max. memory is 16.1GB. [2023-11-24 23:59:54,063 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 136.3MB. Free memory is still 109.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:59:54,064 INFO L158 Benchmark]: CACSL2BoogieTranslator took 389.48ms. Allocated memory is still 136.3MB. Free memory was 104.1MB in the beginning and 89.9MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-24 23:59:54,065 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.15ms. Allocated memory is still 136.3MB. Free memory was 89.9MB in the beginning and 87.0MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:59:54,065 INFO L158 Benchmark]: Boogie Preprocessor took 41.86ms. Allocated memory is still 136.3MB. Free memory was 87.0MB in the beginning and 85.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:59:54,066 INFO L158 Benchmark]: RCFGBuilder took 1036.16ms. Allocated memory was 136.3MB in the beginning and 174.1MB in the end (delta: 37.7MB). Free memory was 84.9MB in the beginning and 133.2MB in the end (delta: -48.3MB). Peak memory consumption was 43.0MB. Max. memory is 16.1GB. [2023-11-24 23:59:54,067 INFO L158 Benchmark]: TraceAbstraction took 1409.41ms. Allocated memory is still 174.1MB. Free memory was 132.3MB in the beginning and 80.8MB in the end (delta: 51.5MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2023-11-24 23:59:54,067 INFO L158 Benchmark]: Witness Printer took 5.17ms. Allocated memory is still 174.1MB. Free memory is still 80.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:59:54,079 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 136.3MB. Free memory is still 109.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 389.48ms. Allocated memory is still 136.3MB. Free memory was 104.1MB in the beginning and 89.9MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.15ms. Allocated memory is still 136.3MB. Free memory was 89.9MB in the beginning and 87.0MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.86ms. Allocated memory is still 136.3MB. Free memory was 87.0MB in the beginning and 85.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1036.16ms. Allocated memory was 136.3MB in the beginning and 174.1MB in the end (delta: 37.7MB). Free memory was 84.9MB in the beginning and 133.2MB in the end (delta: -48.3MB). Peak memory consumption was 43.0MB. Max. memory is 16.1GB. * TraceAbstraction took 1409.41ms. Allocated memory is still 174.1MB. Free memory was 132.3MB in the beginning and 80.8MB in the end (delta: 51.5MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. * Witness Printer took 5.17ms. Allocated memory is still 174.1MB. Free memory is still 80.8MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of 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=-2147483648, 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=-2147483648, 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=-2147483648, 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=-2147483648, 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=-2147483648, var_1_3=2, 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=-2147483648, var_1_3=2, 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=-2147483648, var_1_3=2, 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=-2147483648, var_1_3=2, 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=-2147483648, var_1_3=2, 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=-2147483648, var_1_3=2, 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=-2147483648, var_1_3=2, var_1_4=3, 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=-2147483648, var_1_3=2, var_1_4=3, 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=-2147483648, var_1_3=2, var_1_4=3, 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=-2147483648, var_1_3=2, var_1_4=3, 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=-2147483648, var_1_3=2, var_1_4=3, 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=-2147483648, var_1_3=2, var_1_4=3, 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=-2147483648, var_1_3=2, var_1_4=3, 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=-2147483648, var_1_3=2, var_1_4=3, 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=-2147483648, var_1_3=2, var_1_4=3, 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=-2147483648, var_1_3=2, var_1_4=3, 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=-2147483648, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-2147467264, 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=-2147483648, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-2147467264, 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=-2147483648, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-2147467264, 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=-2147483648, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-2147467264, 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=-2147483648, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-2147467264, 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=-2147483648, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-2147467264, 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=-2147483648, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-2147467264, 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=-2147483648, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-2147467264, 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=-2147483648, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-2147467264] [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=-2147483648, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-2147467264] [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=64, 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=-2147483648, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-2147467264] [L20] COND FALSE !(!cond) [L120] RET assume_abort_if_not(var_1_10 >= -2147483647) VAL [isInitial=1, var_1_10=64, 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=-2147483648, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-2147467264] [L121] CALL assume_abort_if_not(var_1_10 <= 2147483646) VAL [\old(cond)=1, isInitial=1, var_1_10=64, 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=-2147483648, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-2147467264] [L20] COND FALSE !(!cond) [L121] RET assume_abort_if_not(var_1_10 <= 2147483646) VAL [isInitial=1, var_1_10=64, 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=-2147483648, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-2147467264] [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=64, 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=-2147483648, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-2147467264] [L20] COND FALSE !(!cond) [L123] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, var_1_10=64, 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=-2147483648, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-2147467264] [L124] CALL assume_abort_if_not(var_1_12 <= 16384) VAL [\old(cond)=1, isInitial=1, var_1_10=64, 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=-2147483648, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-2147467264] [L20] COND FALSE !(!cond) [L124] RET assume_abort_if_not(var_1_12 <= 16384) VAL [isInitial=1, var_1_10=64, 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=-2147483648, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-2147467264] [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=64, 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=-2147483648, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-2147467264] [L20] COND FALSE !(!cond) [L126] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, var_1_10=64, 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=-2147483648, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-2147467264] [L127] CALL assume_abort_if_not(var_1_13 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=16384, var_1_13=0, 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=-2147483648, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-2147467264] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not(var_1_13 <= 16383) VAL [isInitial=1, var_1_10=64, var_1_11=64, var_1_12=16384, var_1_13=0, 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=-2147483648, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-2147467264] [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=64, var_1_11=64, var_1_12=16384, var_1_13=0, 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=-2147483648, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-2147467264] [L20] COND FALSE !(!cond) [L129] RET assume_abort_if_not(var_1_15 >= 32767) VAL [isInitial=1, var_1_10=64, var_1_11=64, var_1_12=16384, var_1_13=0, 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=-2147483648, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-2147467264] [L130] CALL assume_abort_if_not(var_1_15 <= 65535) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=16384, var_1_13=0, 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=-2147483648, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-2147467264] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not(var_1_15 <= 65535) VAL [isInitial=1, var_1_10=64, var_1_11=64, var_1_12=16384, var_1_13=0, 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=-2147483648, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-2147467264] [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=64, var_1_11=64, var_1_12=16384, var_1_13=0, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_17=49215, 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=-2147483648, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-2147467264] [L20] COND FALSE !(!cond) [L132] RET assume_abort_if_not(var_1_17 >= -2147483648) VAL [isInitial=1, var_1_10=64, var_1_11=64, var_1_12=16384, var_1_13=0, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_17=49215, 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=-2147483648, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-2147467264] [L133] CALL assume_abort_if_not(var_1_17 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=16384, var_1_13=0, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_17=49215, 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=-2147483648, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-2147467264] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not(var_1_17 <= 2147483647) VAL [isInitial=1, var_1_10=64, var_1_11=64, var_1_12=16384, var_1_13=0, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_17=49215, 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=-2147483648, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-2147467264] [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=64, var_1_11=64, var_1_12=16384, var_1_13=0, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_17=49215, 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=-2147483648, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-2147467264] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, var_1_10=64, var_1_11=64, var_1_12=16384, var_1_13=0, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_17=49215, 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=-2147483648, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-2147467264] [L136] CALL assume_abort_if_not(var_1_19 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=16384, var_1_13=0, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_17=49215, 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=-2147483648, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-2147467264] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(var_1_19 <= 4294967295) VAL [isInitial=1, var_1_10=64, var_1_11=64, var_1_12=16384, var_1_13=0, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_17=49215, 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=-2147483648, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-2147467264] [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=64, var_1_11=64, var_1_12=16384, var_1_13=0, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_17=49215, 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=-2147483648, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-2147467264] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, var_1_10=64, var_1_11=64, var_1_12=16384, var_1_13=0, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_17=49215, 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=-2147483648, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-2147467264] [L139] CALL assume_abort_if_not(var_1_20 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=16384, var_1_13=0, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_17=49215, 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=-2147483648, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-2147467264] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_20 <= 1) VAL [isInitial=1, var_1_10=64, var_1_11=64, var_1_12=16384, var_1_13=0, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_17=49215, 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=-2147483648, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-2147467264] [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=64, var_1_11=64, var_1_12=16384, var_1_13=0, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_17=49215, 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=-2147483648, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-2147467264] [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=64, var_1_11=64, var_1_12=16384, var_1_13=0, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_17=49215, 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=-2147483648, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-2147467264] [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=64, var_1_11=64, var_1_12=16384, var_1_13=0, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_17=49215, 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=-2147483648, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-2147467264] [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=64, var_1_11=64, var_1_12=16384, var_1_13=0, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_17=49215, 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=-2147483648, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-2147467264] [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=64, var_1_11=64, var_1_12=16384, var_1_13=0, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_17=49215, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_24=-16, var_1_25=16, var_1_2=-2147483648, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-2147467264] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, var_1_10=64, var_1_11=64, var_1_12=16384, var_1_13=0, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_17=49215, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_24=-16, var_1_25=16, var_1_2=-2147483648, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-2147467264] [L146] CALL assume_abort_if_not(var_1_23 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=16384, var_1_13=0, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_17=49215, 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=-2147483648, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-2147467264] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_23 <= 1) VAL [isInitial=1, var_1_10=64, var_1_11=64, var_1_12=16384, var_1_13=0, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_17=49215, 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=-2147483648, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-2147467264] [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=64, var_1_11=64, var_1_12=16384, var_1_13=0, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_17=49215, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_2=-2147483648, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-2147467264] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, var_1_10=64, var_1_11=64, var_1_12=16384, var_1_13=0, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_17=49215, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_2=-2147483648, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-2147467264] [L149] CALL assume_abort_if_not(var_1_25 <= 65535) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=16384, var_1_13=0, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_17=49215, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_2=-2147483648, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-2147467264] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_25 <= 65535) VAL [isInitial=1, var_1_10=64, var_1_11=64, var_1_12=16384, var_1_13=0, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_17=49215, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_2=-2147483648, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-2147467264] [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 FALSE !(var_1_8 != (var_1_9 + var_1_7)) [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=64, var_1_11=64, var_1_12=16384, var_1_13=0, var_1_14=16384, var_1_15=32767, var_1_16=25, var_1_17=49215, var_1_18=2, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=2, var_1_23=1, var_1_24=64, var_1_25=0, var_1_2=-2147483648, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-2147467264] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=16384, var_1_13=0, var_1_14=16384, var_1_15=32767, var_1_16=25, var_1_17=49215, var_1_18=2, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=2, var_1_23=1, var_1_24=64, var_1_25=0, var_1_2=-2147483648, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=-2147467264] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 63 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, 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, 0.3s 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 [2023-11-24 23:59:54,129 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38a1417c-d151-4338-b332-0cb04be0bb30/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38a1417c-d151-4338-b332-0cb04be0bb30/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38a1417c-d151-4338-b332-0cb04be0bb30/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38a1417c-d151-4338-b332-0cb04be0bb30/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38a1417c-d151-4338-b332-0cb04be0bb30/bin/utaipan-verify-SwPr7d2a91/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_38a1417c-d151-4338-b332-0cb04be0bb30/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38a1417c-d151-4338-b332-0cb04be0bb30/bin/utaipan-verify-SwPr7d2a91 --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 0.2.4-dev-0e0057c [2023-11-24 23:59:56,863 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:59:56,998 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38a1417c-d151-4338-b332-0cb04be0bb30/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-24 23:59:57,008 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:59:57,009 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:59:57,056 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:59:57,057 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:59:57,057 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:59:57,059 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:59:57,064 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:59:57,064 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:59:57,065 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:59:57,065 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:59:57,067 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:59:57,068 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:59:57,068 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:59:57,069 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:59:57,070 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:59:57,070 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:59:57,072 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:59:57,072 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:59:57,073 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:59:57,073 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:59:57,074 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:59:57,074 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:59:57,075 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:59:57,075 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:59:57,076 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:59:57,076 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:59:57,077 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:59:57,078 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:59:57,079 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-24 23:59:57,079 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:59:57,079 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:59:57,080 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:59:57,080 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:59:57,081 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:59:57,081 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:59:57,081 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:59:57,082 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:59:57,083 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:59:57,083 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:59:57,083 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:59:57,084 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:59:57,084 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_38a1417c-d151-4338-b332-0cb04be0bb30/bin/utaipan-verify-SwPr7d2a91/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38a1417c-d151-4338-b332-0cb04be0bb30/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 45bd99a0961ae091be40cb73b172fcacc56ec52ed0132ae6799b89f17393e023 [2023-11-24 23:59:57,552 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:59:57,582 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:59:57,584 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:59:57,585 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:59:57,586 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:59:57,587 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38a1417c-d151-4338-b332-0cb04be0bb30/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-90.i [2023-11-25 00:00:00,742 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-25 00:00:01,028 INFO L384 CDTParser]: Found 1 translation units. [2023-11-25 00:00:01,029 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38a1417c-d151-4338-b332-0cb04be0bb30/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-90.i [2023-11-25 00:00:01,039 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38a1417c-d151-4338-b332-0cb04be0bb30/bin/utaipan-verify-SwPr7d2a91/data/8cfcc0c60/7267749087bf4e6db71f527abd2d6d97/FLAG57fa11044 [2023-11-25 00:00:01,054 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38a1417c-d151-4338-b332-0cb04be0bb30/bin/utaipan-verify-SwPr7d2a91/data/8cfcc0c60/7267749087bf4e6db71f527abd2d6d97 [2023-11-25 00:00:01,056 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-25 00:00:01,058 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-25 00:00:01,059 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-25 00:00:01,060 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-25 00:00:01,069 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-25 00:00:01,070 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:00:01" (1/1) ... [2023-11-25 00:00:01,070 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a17c066 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:00:01, skipping insertion in model container [2023-11-25 00:00:01,071 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:00:01" (1/1) ... [2023-11-25 00:00:01,104 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-25 00:00:01,275 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_38a1417c-d151-4338-b332-0cb04be0bb30/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-90.i[913,926] [2023-11-25 00:00:01,339 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:00:01,355 INFO L202 MainTranslator]: Completed pre-run [2023-11-25 00:00:01,369 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_38a1417c-d151-4338-b332-0cb04be0bb30/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-90.i[913,926] [2023-11-25 00:00:01,414 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:00:01,434 INFO L206 MainTranslator]: Completed translation [2023-11-25 00:00:01,434 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:00:01 WrapperNode [2023-11-25 00:00:01,435 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-25 00:00:01,441 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-25 00:00:01,441 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-25 00:00:01,441 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-25 00:00:01,449 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:00:01" (1/1) ... [2023-11-25 00:00:01,476 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:00:01" (1/1) ... [2023-11-25 00:00:01,530 INFO L138 Inliner]: procedures = 27, calls = 48, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 176 [2023-11-25 00:00:01,531 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-25 00:00:01,532 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-25 00:00:01,532 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-25 00:00:01,533 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-25 00:00:01,560 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:00:01" (1/1) ... [2023-11-25 00:00:01,561 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:00:01" (1/1) ... [2023-11-25 00:00:01,573 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:00:01" (1/1) ... [2023-11-25 00:00:01,573 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:00:01" (1/1) ... [2023-11-25 00:00:01,597 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:00:01" (1/1) ... [2023-11-25 00:00:01,601 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:00:01" (1/1) ... [2023-11-25 00:00:01,613 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:00:01" (1/1) ... [2023-11-25 00:00:01,630 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:00:01" (1/1) ... [2023-11-25 00:00:01,635 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-25 00:00:01,636 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-25 00:00:01,636 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-25 00:00:01,636 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-25 00:00:01,637 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:00:01" (1/1) ... [2023-11-25 00:00:01,643 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:00:01,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38a1417c-d151-4338-b332-0cb04be0bb30/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:00:01,676 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38a1417c-d151-4338-b332-0cb04be0bb30/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-25 00:00:01,712 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38a1417c-d151-4338-b332-0cb04be0bb30/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-25 00:00:01,721 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-25 00:00:01,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-25 00:00:01,722 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-25 00:00:01,722 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-25 00:00:01,723 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-25 00:00:01,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-25 00:00:01,848 INFO L241 CfgBuilder]: Building ICFG [2023-11-25 00:00:01,851 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-25 00:00:03,987 INFO L282 CfgBuilder]: Performing block encoding [2023-11-25 00:00:04,037 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-25 00:00:04,038 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-25 00:00:04,038 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:00:04 BoogieIcfgContainer [2023-11-25 00:00:04,039 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-25 00:00:04,041 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-25 00:00:04,041 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-25 00:00:04,045 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-25 00:00:04,045 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 12:00:01" (1/3) ... [2023-11-25 00:00:04,046 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1144db39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:00:04, skipping insertion in model container [2023-11-25 00:00:04,047 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:00:01" (2/3) ... [2023-11-25 00:00:04,047 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1144db39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:00:04, skipping insertion in model container [2023-11-25 00:00:04,047 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:00:04" (3/3) ... [2023-11-25 00:00:04,049 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-90.i [2023-11-25 00:00:04,071 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-25 00:00:04,071 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-25 00:00:04,147 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-25 00:00:04,155 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;@646bd7ad, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-25 00:00:04,155 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-25 00:00:04,160 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) [2023-11-25 00:00:04,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-11-25 00:00:04,179 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:00:04,180 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] [2023-11-25 00:00:04,181 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:00:04,187 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:00:04,187 INFO L85 PathProgramCache]: Analyzing trace with hash -1684064348, now seen corresponding path program 1 times [2023-11-25 00:00:04,203 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:00:04,203 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2130555319] [2023-11-25 00:00:04,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:00:04,204 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 [2023-11-25 00:00:04,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38a1417c-d151-4338-b332-0cb04be0bb30/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:00:04,207 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38a1417c-d151-4338-b332-0cb04be0bb30/bin/utaipan-verify-SwPr7d2a91/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) [2023-11-25 00:00:04,235 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38a1417c-d151-4338-b332-0cb04be0bb30/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-25 00:00:04,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:00:04,764 INFO L262 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-25 00:00:04,780 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:00:04,866 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 548 proven. 0 refuted. 0 times theorem prover too weak. 1832 trivial. 0 not checked. [2023-11-25 00:00:04,879 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-25 00:00:04,880 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:00:04,881 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2130555319] [2023-11-25 00:00:04,881 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2130555319] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:00:04,882 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-25 00:00:04,882 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-25 00:00:04,884 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [182912488] [2023-11-25 00:00:04,885 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:00:04,890 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-25 00:00:04,892 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:00:04,935 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-25 00:00:04,936 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-25 00:00:04,939 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) [2023-11-25 00:00:05,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:00:05,366 INFO L93 Difference]: Finished difference Result 153 states and 285 transitions. [2023-11-25 00:00:05,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-25 00:00:05,379 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 [2023-11-25 00:00:05,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:00:05,388 INFO L225 Difference]: With dead ends: 153 [2023-11-25 00:00:05,388 INFO L226 Difference]: Without dead ends: 76 [2023-11-25 00:00:05,393 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 [2023-11-25 00:00:05,396 INFO L413 NwaCegarLoop]: 118 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s 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, 0.4s IncrementalHoareTripleChecker+Time [2023-11-25 00:00:05,397 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 118 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-25 00:00:05,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2023-11-25 00:00:05,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76. [2023-11-25 00:00:05,469 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) [2023-11-25 00:00:05,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 121 transitions. [2023-11-25 00:00:05,485 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 121 transitions. Word has length 205 [2023-11-25 00:00:05,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:00:05,486 INFO L495 AbstractCegarLoop]: Abstraction has 76 states and 121 transitions. [2023-11-25 00:00:05,486 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) [2023-11-25 00:00:05,487 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 121 transitions. [2023-11-25 00:00:05,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-11-25 00:00:05,500 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:00:05,500 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] [2023-11-25 00:00:05,519 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38a1417c-d151-4338-b332-0cb04be0bb30/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-25 00:00:05,714 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38a1417c-d151-4338-b332-0cb04be0bb30/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-25 00:00:05,714 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:00:05,715 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:00:05,715 INFO L85 PathProgramCache]: Analyzing trace with hash -1946176034, now seen corresponding path program 1 times [2023-11-25 00:00:05,716 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:00:05,717 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [114587686] [2023-11-25 00:00:05,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:00:05,717 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 [2023-11-25 00:00:05,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38a1417c-d151-4338-b332-0cb04be0bb30/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:00:05,722 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38a1417c-d151-4338-b332-0cb04be0bb30/bin/utaipan-verify-SwPr7d2a91/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) [2023-11-25 00:00:05,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38a1417c-d151-4338-b332-0cb04be0bb30/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-25 00:00:06,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:00:06,298 INFO L262 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-25 00:00:06,330 INFO L285 TraceCheckSpWp]: Computing forward predicates...