./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-99.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f55324a-487d-4449-b072-5d335a93afe8/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f55324a-487d-4449-b072-5d335a93afe8/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f55324a-487d-4449-b072-5d335a93afe8/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f55324a-487d-4449-b072-5d335a93afe8/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-99.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f55324a-487d-4449-b072-5d335a93afe8/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f55324a-487d-4449-b072-5d335a93afe8/bin/utaipan-verify-NcY6lQBIFX --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 1a5d1e3c1747d001c65484557ebcdf1bfb19594000d14da466e1b765cfd28326 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:46:15,084 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:46:15,191 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f55324a-487d-4449-b072-5d335a93afe8/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-12 00:46:15,198 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:46:15,198 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:46:15,224 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:46:15,225 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:46:15,226 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:46:15,227 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:46:15,227 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:46:15,228 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:46:15,228 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:46:15,229 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:46:15,230 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:46:15,230 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:46:15,231 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:46:15,232 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:46:15,232 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:46:15,233 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:46:15,233 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:46:15,236 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:46:15,237 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:46:15,238 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:46:15,239 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:46:15,239 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:46:15,240 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:46:15,240 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:46:15,240 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:46:15,241 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:46:15,241 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:46:15,243 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:46:15,243 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:46:15,243 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:46:15,243 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:46:15,244 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:46:15,244 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:46:15,244 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:46:15,245 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:46:15,245 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:46:15,245 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:46:15,245 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:46:15,246 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:46:15,246 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:46:15,246 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:46:15,247 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:46:15,247 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_4f55324a-487d-4449-b072-5d335a93afe8/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f55324a-487d-4449-b072-5d335a93afe8/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1a5d1e3c1747d001c65484557ebcdf1bfb19594000d14da466e1b765cfd28326 [2023-11-12 00:46:15,509 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:46:15,545 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:46:15,549 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:46:15,550 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:46:15,551 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:46:15,553 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f55324a-487d-4449-b072-5d335a93afe8/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-99.i [2023-11-12 00:46:18,735 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:46:19,030 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:46:19,031 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f55324a-487d-4449-b072-5d335a93afe8/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-99.i [2023-11-12 00:46:19,044 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f55324a-487d-4449-b072-5d335a93afe8/bin/utaipan-verify-NcY6lQBIFX/data/8b9307545/32492661f03941a5bb731039640cd71f/FLAGd446806d0 [2023-11-12 00:46:19,059 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f55324a-487d-4449-b072-5d335a93afe8/bin/utaipan-verify-NcY6lQBIFX/data/8b9307545/32492661f03941a5bb731039640cd71f [2023-11-12 00:46:19,065 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:46:19,068 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:46:19,070 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:46:19,070 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:46:19,076 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:46:19,076 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:46:19" (1/1) ... [2023-11-12 00:46:19,077 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c302859 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:46:19, skipping insertion in model container [2023-11-12 00:46:19,077 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:46:19" (1/1) ... [2023-11-12 00:46:19,124 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:46:19,291 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_4f55324a-487d-4449-b072-5d335a93afe8/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-99.i[913,926] [2023-11-12 00:46:19,364 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:46:19,381 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:46:19,391 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_4f55324a-487d-4449-b072-5d335a93afe8/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-99.i[913,926] [2023-11-12 00:46:19,428 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:46:19,446 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:46:19,446 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:46:19 WrapperNode [2023-11-12 00:46:19,446 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:46:19,458 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:46:19,459 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:46:19,459 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:46:19,465 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:46:19" (1/1) ... [2023-11-12 00:46:19,476 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:46:19" (1/1) ... [2023-11-12 00:46:19,530 INFO L138 Inliner]: procedures = 26, calls = 48, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 217 [2023-11-12 00:46:19,531 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:46:19,532 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:46:19,532 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:46:19,532 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:46:19,547 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:46:19" (1/1) ... [2023-11-12 00:46:19,547 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:46:19" (1/1) ... [2023-11-12 00:46:19,552 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:46:19" (1/1) ... [2023-11-12 00:46:19,552 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:46:19" (1/1) ... [2023-11-12 00:46:19,567 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:46:19" (1/1) ... [2023-11-12 00:46:19,571 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:46:19" (1/1) ... [2023-11-12 00:46:19,575 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:46:19" (1/1) ... [2023-11-12 00:46:19,578 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:46:19" (1/1) ... [2023-11-12 00:46:19,585 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:46:19,587 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:46:19,590 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:46:19,591 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:46:19,591 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:46:19" (1/1) ... [2023-11-12 00:46:19,599 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:46:19,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f55324a-487d-4449-b072-5d335a93afe8/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:46:19,624 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f55324a-487d-4449-b072-5d335a93afe8/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:46:19,641 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f55324a-487d-4449-b072-5d335a93afe8/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:46:19,667 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:46:19,667 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:46:19,668 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:46:19,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:46:19,668 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:46:19,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:46:19,803 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:46:19,806 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:46:20,293 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:46:20,587 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:46:20,587 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:46:20,590 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:46:20 BoogieIcfgContainer [2023-11-12 00:46:20,590 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:46:20,592 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:46:20,593 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:46:20,596 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:46:20,597 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:46:19" (1/3) ... [2023-11-12 00:46:20,598 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13e1ca1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:46:20, skipping insertion in model container [2023-11-12 00:46:20,598 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:46:19" (2/3) ... [2023-11-12 00:46:20,598 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13e1ca1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:46:20, skipping insertion in model container [2023-11-12 00:46:20,599 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:46:20" (3/3) ... [2023-11-12 00:46:20,600 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-99.i [2023-11-12 00:46:20,621 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:46:20,622 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:46:20,677 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:46:20,684 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;@3e8f5140, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:46:20,684 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:46:20,689 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) [2023-11-12 00:46:20,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-11-12 00:46:20,706 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:46:20,707 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] [2023-11-12 00:46:20,707 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:46:20,713 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:46:20,713 INFO L85 PathProgramCache]: Analyzing trace with hash -1871709540, now seen corresponding path program 1 times [2023-11-12 00:46:20,723 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:46:20,723 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1333313317] [2023-11-12 00:46:20,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:46:20,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:46:20,925 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 00:46:20,926 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2102299182] [2023-11-12 00:46:20,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:46:20,926 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:46:20,926 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f55324a-487d-4449-b072-5d335a93afe8/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:46:20,930 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f55324a-487d-4449-b072-5d335a93afe8/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 00:46:20,951 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f55324a-487d-4449-b072-5d335a93afe8/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-12 00:46:21,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:46:21,381 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 00:46:21,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:46:21,627 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-12 00:46:21,632 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-12 00:46:21,633 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-12 00:46:21,648 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f55324a-487d-4449-b072-5d335a93afe8/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-12 00:46:21,843 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f55324a-487d-4449-b072-5d335a93afe8/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-12 00:46:21,846 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-12 00:46:21,852 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 00:46:22,047 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 12:46:22 BoogieIcfgContainer [2023-11-12 00:46:22,047 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 00:46:22,048 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:46:22,048 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:46:22,048 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:46:22,049 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:46:20" (3/4) ... [2023-11-12 00:46:22,051 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 00:46:22,052 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:46:22,053 INFO L158 Benchmark]: Toolchain (without parser) took 2985.65ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 104.7MB in the beginning and 122.2MB in the end (delta: -17.5MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. [2023-11-12 00:46:22,054 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 151.0MB. Free memory is still 99.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:46:22,055 INFO L158 Benchmark]: CACSL2BoogieTranslator took 387.51ms. Allocated memory is still 151.0MB. Free memory was 104.7MB in the beginning and 89.9MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-12 00:46:22,055 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.81ms. Allocated memory is still 151.0MB. Free memory was 89.9MB in the beginning and 85.8MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 00:46:22,056 INFO L158 Benchmark]: Boogie Preprocessor took 55.03ms. Allocated memory is still 151.0MB. Free memory was 85.8MB in the beginning and 83.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:46:22,057 INFO L158 Benchmark]: RCFGBuilder took 1002.95ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 83.7MB in the beginning and 113.0MB in the end (delta: -29.2MB). Peak memory consumption was 30.1MB. Max. memory is 16.1GB. [2023-11-12 00:46:22,061 INFO L158 Benchmark]: TraceAbstraction took 1455.06ms. Allocated memory is still 182.5MB. Free memory was 111.9MB in the beginning and 122.2MB in the end (delta: -10.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:46:22,061 INFO L158 Benchmark]: Witness Printer took 4.32ms. Allocated memory is still 182.5MB. Free memory is still 122.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:46:22,065 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 151.0MB. Free memory is still 99.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 387.51ms. Allocated memory is still 151.0MB. Free memory was 104.7MB in the beginning and 89.9MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.81ms. Allocated memory is still 151.0MB. Free memory was 89.9MB in the beginning and 85.8MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.03ms. Allocated memory is still 151.0MB. Free memory was 85.8MB in the beginning and 83.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1002.95ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 83.7MB in the beginning and 113.0MB in the end (delta: -29.2MB). Peak memory consumption was 30.1MB. Max. memory is 16.1GB. * TraceAbstraction took 1455.06ms. Allocated memory is still 182.5MB. Free memory was 111.9MB in the beginning and 122.2MB in the end (delta: -10.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.32ms. Allocated memory is still 182.5MB. Free memory is still 122.2MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 68, overapproximation of bitwiseOr at line 81, overapproximation of someBinaryArithmeticDOUBLEoperation at line 62. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 1; [L23] unsigned char var_1_2 = 0; [L24] unsigned char var_1_3 = 0; [L25] unsigned char var_1_4 = 0; [L26] unsigned char var_1_5 = 0; [L27] signed long int var_1_6 = 25; [L28] signed long int var_1_7 = 5; [L29] signed long int var_1_8 = 32; [L30] signed long int var_1_9 = -8; [L31] double var_1_10 = 99999999999.25; [L32] double var_1_11 = 255.25; [L33] double var_1_12 = 1.125; [L34] unsigned char var_1_13 = 2; [L35] unsigned char var_1_14 = 5; [L36] unsigned char var_1_15 = 32; [L37] unsigned char var_1_16 = 4; [L38] unsigned char var_1_17 = 2; [L39] signed char var_1_18 = 4; [L40] signed char var_1_19 = 16; [L41] signed char var_1_20 = 32; [L42] signed char var_1_21 = 25; [L43] signed char var_1_22 = 1; [L44] signed char var_1_23 = 100; [L45] double var_1_24 = 3.125; [L46] double var_1_25 = 0.0; [L47] unsigned short int var_1_26 = 32; [L48] unsigned short int var_1_27 = 36217; [L49] unsigned char var_1_28 = 2; [L152] isInitial = 1 [L153] FCALL initially() [L154] COND TRUE 1 [L155] FCALL updateLastVariables() [L156] CALL updateVariables() [L90] var_1_2 = __VERIFIER_nondet_uchar() [L91] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=5, var_1_8=32, var_1_9=-8] [L20] COND FALSE !(!cond) [L91] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=5, var_1_8=32, var_1_9=-8] [L92] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=5, var_1_8=32, var_1_9=-8] [L20] COND FALSE !(!cond) [L92] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=5, var_1_8=32, var_1_9=-8] [L93] var_1_3 = __VERIFIER_nondet_uchar() [L94] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=5, var_1_8=32, var_1_9=-8] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=5, var_1_8=32, var_1_9=-8] [L95] CALL assume_abort_if_not(var_1_3 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=5, var_1_8=32, var_1_9=-8] [L20] COND FALSE !(!cond) [L95] RET assume_abort_if_not(var_1_3 <= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=5, var_1_8=32, var_1_9=-8] [L96] var_1_4 = __VERIFIER_nondet_uchar() [L97] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=5, var_1_8=32, var_1_9=-8] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=5, var_1_8=32, var_1_9=-8] [L98] CALL assume_abort_if_not(var_1_4 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=5, var_1_8=32, var_1_9=-8] [L20] COND FALSE !(!cond) [L98] RET assume_abort_if_not(var_1_4 <= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=5, var_1_8=32, var_1_9=-8] [L99] var_1_5 = __VERIFIER_nondet_uchar() [L100] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=5, var_1_8=32, var_1_9=-8] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=5, var_1_8=32, var_1_9=-8] [L101] CALL assume_abort_if_not(var_1_5 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=5, var_1_8=32, var_1_9=-8] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not(var_1_5 <= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=5, var_1_8=32, var_1_9=-8] [L102] var_1_7 = __VERIFIER_nondet_long() [L103] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=0, var_1_8=32, var_1_9=-8] [L20] COND FALSE !(!cond) [L103] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=0, var_1_8=32, var_1_9=-8] [L104] CALL assume_abort_if_not(var_1_7 <= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=0, var_1_8=32, var_1_9=-8] [L20] COND FALSE !(!cond) [L104] RET assume_abort_if_not(var_1_7 <= 1073741823) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=0, var_1_8=32, var_1_9=-8] [L105] var_1_8 = __VERIFIER_nondet_long() [L106] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=0, var_1_8=0, var_1_9=-8] [L20] COND FALSE !(!cond) [L106] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=0, var_1_8=0, var_1_9=-8] [L107] CALL assume_abort_if_not(var_1_8 <= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=0, var_1_8=0, var_1_9=-8] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not(var_1_8 <= 1073741823) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=0, var_1_8=0, var_1_9=-8] [L108] var_1_9 = __VERIFIER_nondet_long() [L109] CALL assume_abort_if_not(var_1_9 >= -1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=0, var_1_8=0, var_1_9=-1] [L20] COND FALSE !(!cond) [L109] RET assume_abort_if_not(var_1_9 >= -1073741823) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=0, var_1_8=0, var_1_9=-1] [L110] CALL assume_abort_if_not(var_1_9 <= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=0, var_1_8=0, var_1_9=-1] [L20] COND FALSE !(!cond) [L110] RET assume_abort_if_not(var_1_9 <= 1073741823) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=0, var_1_8=0, var_1_9=-1] [L111] var_1_11 = __VERIFIER_nondet_double() [L112] CALL assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=0, var_1_8=0, var_1_9=-1] [L20] COND FALSE !(!cond) [L112] RET assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=0, var_1_8=0, var_1_9=-1] [L113] var_1_12 = __VERIFIER_nondet_double() [L114] CALL assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=0, var_1_8=0, var_1_9=-1] [L20] COND FALSE !(!cond) [L114] RET assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=0, var_1_8=0, var_1_9=-1] [L115] var_1_14 = __VERIFIER_nondet_uchar() [L116] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=0, var_1_8=0, var_1_9=-1] [L20] COND FALSE !(!cond) [L116] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=0, var_1_8=0, var_1_9=-1] [L117] CALL assume_abort_if_not(var_1_14 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=0, var_1_8=0, var_1_9=-1] [L20] COND FALSE !(!cond) [L117] RET assume_abort_if_not(var_1_14 <= 254) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=0, var_1_8=0, var_1_9=-1] [L118] var_1_16 = __VERIFIER_nondet_uchar() [L119] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=0, var_1_8=0, var_1_9=-1] [L20] COND FALSE !(!cond) [L119] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=0, var_1_8=0, var_1_9=-1] [L120] CALL assume_abort_if_not(var_1_16 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=0, var_1_8=0, var_1_9=-1] [L20] COND FALSE !(!cond) [L120] RET assume_abort_if_not(var_1_16 <= 127) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=0, var_1_8=0, var_1_9=-1] [L121] var_1_17 = __VERIFIER_nondet_uchar() [L122] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=0, var_1_8=0, var_1_9=-1] [L20] COND FALSE !(!cond) [L122] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=0, var_1_8=0, var_1_9=-1] [L123] CALL assume_abort_if_not(var_1_17 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=0, var_1_8=0, var_1_9=-1] [L20] COND FALSE !(!cond) [L123] RET assume_abort_if_not(var_1_17 <= 127) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=0, var_1_8=0, var_1_9=-1] [L124] var_1_19 = __VERIFIER_nondet_char() [L125] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=0, var_1_8=0, var_1_9=-1] [L20] COND FALSE !(!cond) [L125] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=0, var_1_8=0, var_1_9=-1] [L126] CALL assume_abort_if_not(var_1_19 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=0, var_1_8=0, var_1_9=-1] [L20] COND FALSE !(!cond) [L126] RET assume_abort_if_not(var_1_19 <= 63) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=0, var_1_8=0, var_1_9=-1] [L127] var_1_20 = __VERIFIER_nondet_char() [L128] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=1, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=0, var_1_8=0, var_1_9=-1] [L20] COND FALSE !(!cond) [L128] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=1, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=0, var_1_8=0, var_1_9=-1] [L129] CALL assume_abort_if_not(var_1_20 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=1, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=0, var_1_8=0, var_1_9=-1] [L20] COND FALSE !(!cond) [L129] RET assume_abort_if_not(var_1_20 <= 63) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=1, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=0, var_1_8=0, var_1_9=-1] [L130] var_1_21 = __VERIFIER_nondet_char() [L131] CALL assume_abort_if_not(var_1_21 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=1, var_1_21=63, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=0, var_1_8=0, var_1_9=-1] [L20] COND FALSE !(!cond) [L131] RET assume_abort_if_not(var_1_21 >= -63) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=1, var_1_21=63, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=0, var_1_8=0, var_1_9=-1] [L132] CALL assume_abort_if_not(var_1_21 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=1, var_1_21=63, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=0, var_1_8=0, var_1_9=-1] [L20] COND FALSE !(!cond) [L132] RET assume_abort_if_not(var_1_21 <= 63) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=1, var_1_21=63, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=0, var_1_8=0, var_1_9=-1] [L133] var_1_22 = __VERIFIER_nondet_char() [L134] CALL assume_abort_if_not(var_1_22 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=1, var_1_21=63, var_1_22=126, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=0, var_1_8=0, var_1_9=-1] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not(var_1_22 >= -1) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=1, var_1_21=63, var_1_22=126, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=0, var_1_8=0, var_1_9=-1] [L135] CALL assume_abort_if_not(var_1_22 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=1, var_1_21=63, var_1_22=126, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=0, var_1_8=0, var_1_9=-1] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not(var_1_22 <= 126) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=1, var_1_21=63, var_1_22=126, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=0, var_1_8=0, var_1_9=-1] [L136] var_1_23 = __VERIFIER_nondet_char() [L137] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=1, var_1_21=63, var_1_22=126, var_1_23=0, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=0, var_1_8=0, var_1_9=-1] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=1, var_1_21=63, var_1_22=126, var_1_23=0, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=0, var_1_8=0, var_1_9=-1] [L138] CALL assume_abort_if_not(var_1_23 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=1, var_1_21=63, var_1_22=126, var_1_23=0, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=0, var_1_8=0, var_1_9=-1] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_23 <= 126) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=1, var_1_21=63, var_1_22=126, var_1_23=0, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=0, var_1_8=0, var_1_9=-1] [L139] var_1_25 = __VERIFIER_nondet_double() [L140] CALL assume_abort_if_not((var_1_25 >= 4611686.018427382800e+12F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854765600e+12F && var_1_25 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=1, var_1_21=63, var_1_22=126, var_1_23=0, var_1_24=25/8, var_1_25=3, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=0, var_1_8=0, var_1_9=-1] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not((var_1_25 >= 4611686.018427382800e+12F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854765600e+12F && var_1_25 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=1, var_1_21=63, var_1_22=126, var_1_23=0, var_1_24=25/8, var_1_25=3, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=0, var_1_8=0, var_1_9=-1] [L141] var_1_27 = __VERIFIER_nondet_ushort() [L142] CALL assume_abort_if_not(var_1_27 >= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=1, var_1_21=63, var_1_22=126, var_1_23=0, var_1_24=25/8, var_1_25=3, var_1_26=32, var_1_27=32767, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=0, var_1_8=0, var_1_9=-1] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_27 >= 32767) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=1, var_1_21=63, var_1_22=126, var_1_23=0, var_1_24=25/8, var_1_25=3, var_1_26=32, var_1_27=32767, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=0, var_1_8=0, var_1_9=-1] [L143] CALL assume_abort_if_not(var_1_27 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=1, var_1_21=63, var_1_22=126, var_1_23=0, var_1_24=25/8, var_1_25=3, var_1_26=32, var_1_27=32767, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=0, var_1_8=0, var_1_9=-1] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_27 <= 65534) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=1, var_1_21=63, var_1_22=126, var_1_23=0, var_1_24=25/8, var_1_25=3, var_1_26=32, var_1_27=32767, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=0, var_1_8=0, var_1_9=-1] [L156] RET updateVariables() [L157] CALL step() [L53] COND FALSE !(\read(var_1_2)) [L56] var_1_1 = (var_1_3 || (var_1_4 || var_1_5)) [L58] var_1_6 = ((var_1_7 - var_1_8) + var_1_9) [L59] COND TRUE var_1_9 < (var_1_6 * var_1_8) [L60] COND FALSE !(\read(var_1_3)) [L68] COND FALSE !(var_1_12 != var_1_10) [L71] COND TRUE (- var_1_6) > var_1_14 [L72] var_1_13 = var_1_14 [L77] COND TRUE ! var_1_5 [L78] var_1_15 = (((((var_1_16 + var_1_17)) > (var_1_14)) ? ((var_1_16 + var_1_17)) : (var_1_14))) [L80] var_1_18 = ((((((var_1_19 - var_1_20) + var_1_21)) > ((var_1_22 - var_1_23))) ? (((var_1_19 - var_1_20) + var_1_21)) : ((var_1_22 - var_1_23)))) [L81] EXPR var_1_20 ^ var_1_9 [L81] COND TRUE var_1_23 >= (var_1_20 ^ var_1_9) [L82] var_1_24 = ((((((((var_1_12) < (var_1_11)) ? (var_1_12) : (var_1_11)))) > (((var_1_25 - 25.5) - 127.125))) ? (((((var_1_12) < (var_1_11)) ? (var_1_12) : (var_1_11)))) : (((var_1_25 - 25.5) - 127.125)))) [L84] COND FALSE !(\read(var_1_2)) [L87] var_1_28 = var_1_16 [L157] RET step() [L158] CALL, EXPR property() [L148] EXPR ((((((var_1_2 ? (var_1_1 == ((unsigned char) (var_1_3 || var_1_4))) : (var_1_1 == ((unsigned char) (var_1_3 || (var_1_4 || var_1_5))))) && (var_1_6 == ((signed long int) ((var_1_7 - var_1_8) + var_1_9)))) && ((var_1_9 < (var_1_6 * var_1_8)) ? (var_1_3 ? ((var_1_9 <= var_1_6) ? (var_1_10 == ((double) (var_1_11 - var_1_12))) : 1) : 1) : (var_1_10 == ((double) var_1_12)))) && ((var_1_12 != var_1_10) ? (var_1_13 == ((unsigned char) var_1_14)) : (((- var_1_6) > var_1_14) ? (var_1_13 == ((unsigned char) var_1_14)) : (var_1_13 == ((unsigned char) 25))))) && ((! var_1_5) ? (var_1_15 == ((unsigned char) (((((var_1_16 + var_1_17)) > (var_1_14)) ? ((var_1_16 + var_1_17)) : (var_1_14))))) : 1)) && (var_1_18 == ((signed char) ((((((var_1_19 - var_1_20) + var_1_21)) > ((var_1_22 - var_1_23))) ? (((var_1_19 - var_1_20) + var_1_21)) : ((var_1_22 - var_1_23))))))) && ((var_1_23 >= (var_1_20 ^ var_1_9)) ? (var_1_24 == ((double) ((((((((var_1_12) < (var_1_11)) ? (var_1_12) : (var_1_11)))) > (((var_1_25 - 25.5) - 127.125))) ? (((((var_1_12) < (var_1_11)) ? (var_1_12) : (var_1_11)))) : (((var_1_25 - 25.5) - 127.125)))))) : 1) [L148] EXPR var_1_20 ^ var_1_9 [L148] EXPR ((((((var_1_2 ? (var_1_1 == ((unsigned char) (var_1_3 || var_1_4))) : (var_1_1 == ((unsigned char) (var_1_3 || (var_1_4 || var_1_5))))) && (var_1_6 == ((signed long int) ((var_1_7 - var_1_8) + var_1_9)))) && ((var_1_9 < (var_1_6 * var_1_8)) ? (var_1_3 ? ((var_1_9 <= var_1_6) ? (var_1_10 == ((double) (var_1_11 - var_1_12))) : 1) : 1) : (var_1_10 == ((double) var_1_12)))) && ((var_1_12 != var_1_10) ? (var_1_13 == ((unsigned char) var_1_14)) : (((- var_1_6) > var_1_14) ? (var_1_13 == ((unsigned char) var_1_14)) : (var_1_13 == ((unsigned char) 25))))) && ((! var_1_5) ? (var_1_15 == ((unsigned char) (((((var_1_16 + var_1_17)) > (var_1_14)) ? ((var_1_16 + var_1_17)) : (var_1_14))))) : 1)) && (var_1_18 == ((signed char) ((((((var_1_19 - var_1_20) + var_1_21)) > ((var_1_22 - var_1_23))) ? (((var_1_19 - var_1_20) + var_1_21)) : ((var_1_22 - var_1_23))))))) && ((var_1_23 >= (var_1_20 ^ var_1_9)) ? (var_1_24 == ((double) ((((((((var_1_12) < (var_1_11)) ? (var_1_12) : (var_1_11)))) > (((var_1_25 - 25.5) - 127.125))) ? (((((var_1_12) < (var_1_11)) ? (var_1_12) : (var_1_11)))) : (((var_1_25 - 25.5) - 127.125)))))) : 1) [L148-L149] return ((((((((var_1_2 ? (var_1_1 == ((unsigned char) (var_1_3 || var_1_4))) : (var_1_1 == ((unsigned char) (var_1_3 || (var_1_4 || var_1_5))))) && (var_1_6 == ((signed long int) ((var_1_7 - var_1_8) + var_1_9)))) && ((var_1_9 < (var_1_6 * var_1_8)) ? (var_1_3 ? ((var_1_9 <= var_1_6) ? (var_1_10 == ((double) (var_1_11 - var_1_12))) : 1) : 1) : (var_1_10 == ((double) var_1_12)))) && ((var_1_12 != var_1_10) ? (var_1_13 == ((unsigned char) var_1_14)) : (((- var_1_6) > var_1_14) ? (var_1_13 == ((unsigned char) var_1_14)) : (var_1_13 == ((unsigned char) 25))))) && ((! var_1_5) ? (var_1_15 == ((unsigned char) (((((var_1_16 + var_1_17)) > (var_1_14)) ? ((var_1_16 + var_1_17)) : (var_1_14))))) : 1)) && (var_1_18 == ((signed char) ((((((var_1_19 - var_1_20) + var_1_21)) > ((var_1_22 - var_1_23))) ? (((var_1_19 - var_1_20) + var_1_21)) : ((var_1_22 - var_1_23))))))) && ((var_1_23 >= (var_1_20 ^ var_1_9)) ? (var_1_24 == ((double) ((((((((var_1_12) < (var_1_11)) ? (var_1_12) : (var_1_11)))) > (((var_1_25 - 25.5) - 127.125))) ? (((((var_1_12) < (var_1_11)) ? (var_1_12) : (var_1_11)))) : (((var_1_25 - 25.5) - 127.125)))))) : 1)) && (var_1_2 ? (var_1_26 == ((unsigned short int) ((((((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14)))) < ((var_1_27 - var_1_17))) ? (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14)))) : ((var_1_27 - var_1_17)))))) : 1)) && (var_1_28 == ((unsigned char) var_1_16)) ; [L158] RET, EXPR property() [L158] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=126, var_1_19=63, var_1_1=0, var_1_20=1, var_1_21=63, var_1_22=126, var_1_23=0, var_1_24=4, var_1_25=3, var_1_26=32, var_1_27=32767, var_1_28=0, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=-1, var_1_7=0, var_1_8=0, var_1_9=-1] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=126, var_1_19=63, var_1_1=0, var_1_20=1, var_1_21=63, var_1_22=126, var_1_23=0, var_1_24=4, var_1_25=3, var_1_26=32, var_1_27=32767, var_1_28=0, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=-1, var_1_7=0, var_1_8=0, var_1_9=-1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 63 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 1, TraceHistogramMax: 35, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=63occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 128 NumberOfCodeBlocks, 128 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-12 00:46:22,114 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f55324a-487d-4449-b072-5d335a93afe8/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f55324a-487d-4449-b072-5d335a93afe8/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f55324a-487d-4449-b072-5d335a93afe8/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f55324a-487d-4449-b072-5d335a93afe8/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f55324a-487d-4449-b072-5d335a93afe8/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-99.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f55324a-487d-4449-b072-5d335a93afe8/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f55324a-487d-4449-b072-5d335a93afe8/bin/utaipan-verify-NcY6lQBIFX --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 1a5d1e3c1747d001c65484557ebcdf1bfb19594000d14da466e1b765cfd28326 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:46:24,803 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:46:24,879 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f55324a-487d-4449-b072-5d335a93afe8/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-12 00:46:24,886 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:46:24,887 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:46:24,914 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:46:24,915 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:46:24,915 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:46:24,916 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:46:24,917 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:46:24,918 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:46:24,918 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:46:24,919 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:46:24,920 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:46:24,921 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:46:24,921 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:46:24,922 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:46:24,923 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:46:24,924 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:46:24,925 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:46:24,925 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:46:24,926 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:46:24,927 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:46:24,927 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:46:24,928 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:46:24,929 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:46:24,933 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:46:24,934 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:46:24,934 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:46:24,934 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:46:24,936 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:46:24,936 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 00:46:24,937 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:46:24,937 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:46:24,938 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:46:24,938 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:46:24,938 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:46:24,938 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:46:24,939 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:46:24,940 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:46:24,940 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:46:24,941 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:46:24,941 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_4f55324a-487d-4449-b072-5d335a93afe8/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f55324a-487d-4449-b072-5d335a93afe8/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1a5d1e3c1747d001c65484557ebcdf1bfb19594000d14da466e1b765cfd28326 [2023-11-12 00:46:25,413 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:46:25,451 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:46:25,454 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:46:25,455 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:46:25,456 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:46:25,457 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f55324a-487d-4449-b072-5d335a93afe8/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-99.i [2023-11-12 00:46:28,761 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:46:29,079 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:46:29,080 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f55324a-487d-4449-b072-5d335a93afe8/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-99.i [2023-11-12 00:46:29,091 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f55324a-487d-4449-b072-5d335a93afe8/bin/utaipan-verify-NcY6lQBIFX/data/e6a13da23/68668bd4ec9f4a8c82c52c13bd61946d/FLAGad99b49be [2023-11-12 00:46:29,107 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f55324a-487d-4449-b072-5d335a93afe8/bin/utaipan-verify-NcY6lQBIFX/data/e6a13da23/68668bd4ec9f4a8c82c52c13bd61946d [2023-11-12 00:46:29,109 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:46:29,111 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:46:29,113 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:46:29,113 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:46:29,122 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:46:29,123 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:46:29" (1/1) ... [2023-11-12 00:46:29,124 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17d4b67f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:46:29, skipping insertion in model container [2023-11-12 00:46:29,125 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:46:29" (1/1) ... [2023-11-12 00:46:29,166 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:46:29,350 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_4f55324a-487d-4449-b072-5d335a93afe8/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-99.i[913,926] [2023-11-12 00:46:29,415 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:46:29,433 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:46:29,445 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_4f55324a-487d-4449-b072-5d335a93afe8/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-99.i[913,926] [2023-11-12 00:46:29,483 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:46:29,504 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:46:29,505 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:46:29 WrapperNode [2023-11-12 00:46:29,505 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:46:29,506 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:46:29,506 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:46:29,507 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:46:29,514 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:46:29" (1/1) ... [2023-11-12 00:46:29,530 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:46:29" (1/1) ... [2023-11-12 00:46:29,579 INFO L138 Inliner]: procedures = 27, calls = 48, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 176 [2023-11-12 00:46:29,588 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:46:29,589 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:46:29,590 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:46:29,590 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:46:29,600 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:46:29" (1/1) ... [2023-11-12 00:46:29,600 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:46:29" (1/1) ... [2023-11-12 00:46:29,615 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:46:29" (1/1) ... [2023-11-12 00:46:29,615 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:46:29" (1/1) ... [2023-11-12 00:46:29,639 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:46:29" (1/1) ... [2023-11-12 00:46:29,642 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:46:29" (1/1) ... [2023-11-12 00:46:29,661 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:46:29" (1/1) ... [2023-11-12 00:46:29,664 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:46:29" (1/1) ... [2023-11-12 00:46:29,668 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:46:29,669 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:46:29,669 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:46:29,669 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:46:29,670 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:46:29" (1/1) ... [2023-11-12 00:46:29,698 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:46:29,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f55324a-487d-4449-b072-5d335a93afe8/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:46:29,735 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f55324a-487d-4449-b072-5d335a93afe8/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:46:29,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f55324a-487d-4449-b072-5d335a93afe8/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:46:29,783 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:46:29,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:46:29,784 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:46:29,784 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:46:29,785 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:46:29,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:46:29,933 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:46:29,936 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:46:33,532 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:46:33,539 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:46:33,540 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:46:33,542 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:46:33 BoogieIcfgContainer [2023-11-12 00:46:33,542 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:46:33,551 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:46:33,553 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:46:33,556 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:46:33,556 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:46:29" (1/3) ... [2023-11-12 00:46:33,557 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@390acf3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:46:33, skipping insertion in model container [2023-11-12 00:46:33,557 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:46:29" (2/3) ... [2023-11-12 00:46:33,558 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@390acf3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:46:33, skipping insertion in model container [2023-11-12 00:46:33,559 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:46:33" (3/3) ... [2023-11-12 00:46:33,560 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-99.i [2023-11-12 00:46:33,576 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:46:33,576 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:46:33,621 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:46:33,628 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;@7276567d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:46:33,628 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:46:33,633 INFO L276 IsEmpty]: Start isEmpty. Operand has 85 states, 47 states have (on average 1.297872340425532) internal successors, (61), 48 states have internal predecessors, (61), 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) [2023-11-12 00:46:33,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2023-11-12 00:46:33,652 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:46:33,653 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:46:33,654 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:46:33,659 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:46:33,659 INFO L85 PathProgramCache]: Analyzing trace with hash -512017852, now seen corresponding path program 1 times [2023-11-12 00:46:33,675 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:46:33,676 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1656487847] [2023-11-12 00:46:33,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:46:33,676 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 [2023-11-12 00:46:33,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f55324a-487d-4449-b072-5d335a93afe8/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:46:33,680 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f55324a-487d-4449-b072-5d335a93afe8/bin/utaipan-verify-NcY6lQBIFX/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) [2023-11-12 00:46:33,686 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f55324a-487d-4449-b072-5d335a93afe8/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:46:34,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:46:34,243 INFO L262 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 00:46:34,264 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:46:34,340 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 824 proven. 0 refuted. 0 times theorem prover too weak. 1556 trivial. 0 not checked. [2023-11-12 00:46:34,341 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:46:34,342 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:46:34,342 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1656487847] [2023-11-12 00:46:34,343 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1656487847] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:46:34,343 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:46:34,344 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 00:46:34,346 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1836659182] [2023-11-12 00:46:34,347 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:46:34,352 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-12 00:46:34,353 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:46:34,394 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-12 00:46:34,395 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 00:46:34,397 INFO L87 Difference]: Start difference. First operand has 85 states, 47 states have (on average 1.297872340425532) internal successors, (61), 48 states have internal predecessors, (61), 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 22.0) internal successors, (44), 2 states have internal predecessors, (44), 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) [2023-11-12 00:46:34,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:46:34,438 INFO L93 Difference]: Finished difference Result 163 states and 291 transitions. [2023-11-12 00:46:34,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-12 00:46:34,441 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 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 212 [2023-11-12 00:46:34,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:46:34,450 INFO L225 Difference]: With dead ends: 163 [2023-11-12 00:46:34,451 INFO L226 Difference]: Without dead ends: 81 [2023-11-12 00:46:34,455 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 211 GetRequests, 211 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 00:46:34,459 INFO L413 NwaCegarLoop]: 124 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 124 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-12 00:46:34,460 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 124 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 00:46:34,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2023-11-12 00:46:34,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2023-11-12 00:46:34,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 44 states have (on average 1.2272727272727273) internal successors, (54), 44 states have internal predecessors, (54), 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) [2023-11-12 00:46:34,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 124 transitions. [2023-11-12 00:46:34,525 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 124 transitions. Word has length 212 [2023-11-12 00:46:34,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:46:34,526 INFO L495 AbstractCegarLoop]: Abstraction has 81 states and 124 transitions. [2023-11-12 00:46:34,529 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 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) [2023-11-12 00:46:34,529 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 124 transitions. [2023-11-12 00:46:34,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2023-11-12 00:46:34,540 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:46:34,541 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:46:34,567 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f55324a-487d-4449-b072-5d335a93afe8/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:46:34,761 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f55324a-487d-4449-b072-5d335a93afe8/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:46:34,762 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:46:34,762 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:46:34,763 INFO L85 PathProgramCache]: Analyzing trace with hash 350957310, now seen corresponding path program 1 times [2023-11-12 00:46:34,764 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:46:34,764 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [491484956] [2023-11-12 00:46:34,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:46:34,765 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 [2023-11-12 00:46:34,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f55324a-487d-4449-b072-5d335a93afe8/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:46:34,795 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f55324a-487d-4449-b072-5d335a93afe8/bin/utaipan-verify-NcY6lQBIFX/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) [2023-11-12 00:46:34,798 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f55324a-487d-4449-b072-5d335a93afe8/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:46:35,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:46:35,321 INFO L262 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-12 00:46:35,332 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:46:37,484 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 45 proven. 1216 refuted. 0 times theorem prover too weak. 1119 trivial. 0 not checked. [2023-11-12 00:46:37,485 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 00:46:38,453 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 45 proven. 57 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2023-11-12 00:46:38,454 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:46:38,455 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [491484956] [2023-11-12 00:46:38,455 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [491484956] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 00:46:38,461 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [796503599] [2023-11-12 00:46:38,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:46:38,462 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-12 00:46:38,462 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f55324a-487d-4449-b072-5d335a93afe8/bin/utaipan-verify-NcY6lQBIFX/cvc4 [2023-11-12 00:46:38,464 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f55324a-487d-4449-b072-5d335a93afe8/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-12 00:46:38,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f55324a-487d-4449-b072-5d335a93afe8/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-12 00:46:39,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:46:39,716 INFO L262 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-12 00:46:39,725 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:46:41,436 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 1204 proven. 57 refuted. 0 times theorem prover too weak. 1119 trivial. 0 not checked. [2023-11-12 00:46:41,437 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 00:46:42,137 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 45 proven. 57 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2023-11-12 00:46:42,139 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [796503599] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 00:46:42,139 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [417280330] [2023-11-12 00:46:42,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:46:42,140 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:46:42,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f55324a-487d-4449-b072-5d335a93afe8/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:46:42,146 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f55324a-487d-4449-b072-5d335a93afe8/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 00:46:42,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f55324a-487d-4449-b072-5d335a93afe8/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-12 00:46:42,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:46:42,511 INFO L262 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-12 00:46:42,518 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:46:44,136 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 1204 proven. 57 refuted. 0 times theorem prover too weak. 1119 trivial. 0 not checked. [2023-11-12 00:46:44,136 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 00:46:44,776 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 45 proven. 57 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2023-11-12 00:46:44,777 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [417280330] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 00:46:44,777 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2023-11-12 00:46:44,777 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6, 6, 6, 6] total 13 [2023-11-12 00:46:44,778 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1415101449] [2023-11-12 00:46:44,779 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2023-11-12 00:46:44,781 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-11-12 00:46:44,782 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:46:44,783 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-11-12 00:46:44,784 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=109, Unknown=0, NotChecked=0, Total=156 [2023-11-12 00:46:44,785 INFO L87 Difference]: Start difference. First operand 81 states and 124 transitions. Second operand has 13 states, 13 states have (on average 6.384615384615385) internal successors, (83), 13 states have internal predecessors, (83), 4 states have call successors, (70), 3 states have call predecessors, (70), 6 states have return successors, (71), 4 states have call predecessors, (71), 4 states have call successors, (71) [2023-11-12 00:46:48,044 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:46:50,009 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.73s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:46:51,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:46:51,037 INFO L93 Difference]: Finished difference Result 208 states and 311 transitions. [2023-11-12 00:46:51,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-12 00:46:51,038 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 6.384615384615385) internal successors, (83), 13 states have internal predecessors, (83), 4 states have call successors, (70), 3 states have call predecessors, (70), 6 states have return successors, (71), 4 states have call predecessors, (71), 4 states have call successors, (71) Word has length 212 [2023-11-12 00:46:51,040 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:46:51,043 INFO L225 Difference]: With dead ends: 208 [2023-11-12 00:46:51,043 INFO L226 Difference]: Without dead ends: 130 [2023-11-12 00:46:51,045 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1277 GetRequests, 1255 SyntacticMatches, 2 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=157, Invalid=305, Unknown=0, NotChecked=0, Total=462 [2023-11-12 00:46:51,047 INFO L413 NwaCegarLoop]: 119 mSDtfsCounter, 140 mSDsluCounter, 352 mSDsCounter, 0 mSdLazyCounter, 644 mSolverCounterSat, 135 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 141 SdHoareTripleChecker+Valid, 471 SdHoareTripleChecker+Invalid, 779 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 135 IncrementalHoareTripleChecker+Valid, 644 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.7s IncrementalHoareTripleChecker+Time [2023-11-12 00:46:51,047 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [141 Valid, 471 Invalid, 779 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [135 Valid, 644 Invalid, 0 Unknown, 0 Unchecked, 5.7s Time] [2023-11-12 00:46:51,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2023-11-12 00:46:51,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 123. [2023-11-12 00:46:51,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 69 states have (on average 1.2028985507246377) internal successors, (83), 70 states have internal predecessors, (83), 50 states have call successors, (50), 3 states have call predecessors, (50), 3 states have return successors, (50), 49 states have call predecessors, (50), 50 states have call successors, (50) [2023-11-12 00:46:51,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 183 transitions. [2023-11-12 00:46:51,099 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 183 transitions. Word has length 212 [2023-11-12 00:46:51,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:46:51,101 INFO L495 AbstractCegarLoop]: Abstraction has 123 states and 183 transitions. [2023-11-12 00:46:51,102 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 6.384615384615385) internal successors, (83), 13 states have internal predecessors, (83), 4 states have call successors, (70), 3 states have call predecessors, (70), 6 states have return successors, (71), 4 states have call predecessors, (71), 4 states have call successors, (71) [2023-11-12 00:46:51,103 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 183 transitions. [2023-11-12 00:46:51,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2023-11-12 00:46:51,112 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:46:51,113 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:46:51,126 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f55324a-487d-4449-b072-5d335a93afe8/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-11-12 00:46:51,337 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f55324a-487d-4449-b072-5d335a93afe8/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-12 00:46:51,539 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f55324a-487d-4449-b072-5d335a93afe8/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-12 00:46:51,724 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f55324a-487d-4449-b072-5d335a93afe8/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f55324a-487d-4449-b072-5d335a93afe8/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f55324a-487d-4449-b072-5d335a93afe8/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:46:51,725 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:46:51,725 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:46:51,725 INFO L85 PathProgramCache]: Analyzing trace with hash -1102071145, now seen corresponding path program 1 times [2023-11-12 00:46:51,726 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:46:51,726 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [596691356] [2023-11-12 00:46:51,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:46:51,727 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 [2023-11-12 00:46:51,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f55324a-487d-4449-b072-5d335a93afe8/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:46:51,730 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f55324a-487d-4449-b072-5d335a93afe8/bin/utaipan-verify-NcY6lQBIFX/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) [2023-11-12 00:46:51,739 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f55324a-487d-4449-b072-5d335a93afe8/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-11-12 00:46:52,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:46:52,783 INFO L262 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 53 conjunts are in the unsatisfiable core [2023-11-12 00:46:52,796 INFO L285 TraceCheckSpWp]: Computing forward predicates...