./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-23.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_78eac189-ca90-40d5-9c2d-86e653a2ba76/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78eac189-ca90-40d5-9c2d-86e653a2ba76/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78eac189-ca90-40d5-9c2d-86e653a2ba76/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78eac189-ca90-40d5-9c2d-86e653a2ba76/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-23.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78eac189-ca90-40d5-9c2d-86e653a2ba76/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78eac189-ca90-40d5-9c2d-86e653a2ba76/bin/utaipan-verify-SwPr7d2a91 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 95a97233755d839b5264e94708e17c406b7a95404e1b69807725bd9192faea5d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-25 00:03:15,263 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-25 00:03:15,376 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78eac189-ca90-40d5-9c2d-86e653a2ba76/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-25 00:03:15,390 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-25 00:03:15,391 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-25 00:03:15,433 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-25 00:03:15,434 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-25 00:03:15,435 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-25 00:03:15,436 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-25 00:03:15,441 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-25 00:03:15,442 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-25 00:03:15,443 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-25 00:03:15,443 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-25 00:03:15,445 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-25 00:03:15,446 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-25 00:03:15,446 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-25 00:03:15,447 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-25 00:03:15,447 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-25 00:03:15,448 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-25 00:03:15,448 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-25 00:03:15,449 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-25 00:03:15,449 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-25 00:03:15,451 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-25 00:03:15,451 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-25 00:03:15,452 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-25 00:03:15,452 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-25 00:03:15,453 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-25 00:03:15,453 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-25 00:03:15,453 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-25 00:03:15,454 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-25 00:03:15,455 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-25 00:03:15,456 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-25 00:03:15,456 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-25 00:03:15,456 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-25 00:03:15,457 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-25 00:03:15,457 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-25 00:03:15,457 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-25 00:03:15,458 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:03:15,458 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-25 00:03:15,458 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-25 00:03:15,458 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-25 00:03:15,459 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-25 00:03:15,459 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-25 00:03:15,459 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-25 00:03:15,460 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-25 00:03:15,461 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-25 00:03:15,461 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-25 00:03:15,461 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_78eac189-ca90-40d5-9c2d-86e653a2ba76/bin/utaipan-verify-SwPr7d2a91/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78eac189-ca90-40d5-9c2d-86e653a2ba76/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 95a97233755d839b5264e94708e17c406b7a95404e1b69807725bd9192faea5d [2023-11-25 00:03:15,755 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-25 00:03:15,783 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-25 00:03:15,787 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-25 00:03:15,789 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-25 00:03:15,789 INFO L274 PluginConnector]: CDTParser initialized [2023-11-25 00:03:15,791 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78eac189-ca90-40d5-9c2d-86e653a2ba76/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-23.i [2023-11-25 00:03:18,867 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-25 00:03:19,228 INFO L384 CDTParser]: Found 1 translation units. [2023-11-25 00:03:19,228 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78eac189-ca90-40d5-9c2d-86e653a2ba76/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-23.i [2023-11-25 00:03:19,240 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78eac189-ca90-40d5-9c2d-86e653a2ba76/bin/utaipan-verify-SwPr7d2a91/data/94a31513a/5862265ab4654b899ab5a841f970e9e0/FLAG1ce4c8975 [2023-11-25 00:03:19,259 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78eac189-ca90-40d5-9c2d-86e653a2ba76/bin/utaipan-verify-SwPr7d2a91/data/94a31513a/5862265ab4654b899ab5a841f970e9e0 [2023-11-25 00:03:19,264 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-25 00:03:19,265 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-25 00:03:19,267 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-25 00:03:19,267 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-25 00:03:19,275 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-25 00:03:19,278 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:03:19" (1/1) ... [2023-11-25 00:03:19,280 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4de508a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:19, skipping insertion in model container [2023-11-25 00:03:19,280 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:03:19" (1/1) ... [2023-11-25 00:03:19,342 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-25 00:03:19,507 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_78eac189-ca90-40d5-9c2d-86e653a2ba76/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-23.i[916,929] [2023-11-25 00:03:19,629 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:03:19,646 INFO L202 MainTranslator]: Completed pre-run [2023-11-25 00:03:19,657 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_78eac189-ca90-40d5-9c2d-86e653a2ba76/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-23.i[916,929] [2023-11-25 00:03:19,705 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:03:19,724 INFO L206 MainTranslator]: Completed translation [2023-11-25 00:03:19,724 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:19 WrapperNode [2023-11-25 00:03:19,724 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-25 00:03:19,726 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-25 00:03:19,726 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-25 00:03:19,726 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-25 00:03:19,733 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:19" (1/1) ... [2023-11-25 00:03:19,748 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:19" (1/1) ... [2023-11-25 00:03:19,797 INFO L138 Inliner]: procedures = 26, calls = 48, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 235 [2023-11-25 00:03:19,798 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-25 00:03:19,798 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-25 00:03:19,799 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-25 00:03:19,799 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-25 00:03:19,808 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:19" (1/1) ... [2023-11-25 00:03:19,808 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:19" (1/1) ... [2023-11-25 00:03:19,824 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:19" (1/1) ... [2023-11-25 00:03:19,824 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:19" (1/1) ... [2023-11-25 00:03:19,846 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:19" (1/1) ... [2023-11-25 00:03:19,851 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:19" (1/1) ... [2023-11-25 00:03:19,854 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:19" (1/1) ... [2023-11-25 00:03:19,856 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:19" (1/1) ... [2023-11-25 00:03:19,862 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-25 00:03:19,863 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-25 00:03:19,863 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-25 00:03:19,863 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-25 00:03:19,864 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:19" (1/1) ... [2023-11-25 00:03:19,898 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:03:19,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78eac189-ca90-40d5-9c2d-86e653a2ba76/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:03:19,928 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78eac189-ca90-40d5-9c2d-86e653a2ba76/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-25 00:03:19,962 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78eac189-ca90-40d5-9c2d-86e653a2ba76/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-25 00:03:19,973 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-25 00:03:19,973 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-25 00:03:19,973 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-25 00:03:19,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-25 00:03:19,976 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-25 00:03:19,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-25 00:03:20,131 INFO L241 CfgBuilder]: Building ICFG [2023-11-25 00:03:20,133 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-25 00:03:20,641 INFO L282 CfgBuilder]: Performing block encoding [2023-11-25 00:03:21,101 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-25 00:03:21,102 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-25 00:03:21,103 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:03:21 BoogieIcfgContainer [2023-11-25 00:03:21,104 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-25 00:03:21,108 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-25 00:03:21,108 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-25 00:03:21,112 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-25 00:03:21,112 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 12:03:19" (1/3) ... [2023-11-25 00:03:21,114 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5362b853 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:03:21, skipping insertion in model container [2023-11-25 00:03:21,114 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:19" (2/3) ... [2023-11-25 00:03:21,116 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5362b853 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:03:21, skipping insertion in model container [2023-11-25 00:03:21,117 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:03:21" (3/3) ... [2023-11-25 00:03:21,119 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-23.i [2023-11-25 00:03:21,140 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-25 00:03:21,141 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-25 00:03:21,212 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-25 00:03:21,221 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;@3cb164c5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-25 00:03:21,222 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-25 00:03:21,227 INFO L276 IsEmpty]: Start isEmpty. Operand has 65 states, 27 states have (on average 1.1111111111111112) internal successors, (30), 28 states have internal predecessors, (30), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2023-11-25 00:03:21,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-11-25 00:03:21,242 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:03:21,243 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, 1, 1] [2023-11-25 00:03:21,243 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:03:21,251 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:03:21,251 INFO L85 PathProgramCache]: Analyzing trace with hash -1145456325, now seen corresponding path program 1 times [2023-11-25 00:03:21,260 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-25 00:03:21,261 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [771314220] [2023-11-25 00:03:21,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:03:21,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-25 00:03:21,561 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-25 00:03:21,561 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [195323870] [2023-11-25 00:03:21,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:03:21,562 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-25 00:03:21,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78eac189-ca90-40d5-9c2d-86e653a2ba76/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:03:21,569 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78eac189-ca90-40d5-9c2d-86e653a2ba76/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-25 00:03:21,594 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78eac189-ca90-40d5-9c2d-86e653a2ba76/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-25 00:03:22,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-25 00:03:22,482 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-25 00:03:24,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-25 00:03:24,166 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-25 00:03:24,169 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-25 00:03:24,170 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-25 00:03:24,186 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78eac189-ca90-40d5-9c2d-86e653a2ba76/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-25 00:03:24,381 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78eac189-ca90-40d5-9c2d-86e653a2ba76/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-25 00:03:24,385 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-25 00:03:24,389 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-25 00:03:24,529 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 12:03:24 BoogieIcfgContainer [2023-11-25 00:03:24,530 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-25 00:03:24,530 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-25 00:03:24,530 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-25 00:03:24,531 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-25 00:03:24,531 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:03:21" (3/4) ... [2023-11-25 00:03:24,538 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-25 00:03:24,539 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-25 00:03:24,541 INFO L158 Benchmark]: Toolchain (without parser) took 5275.18ms. Allocated memory is still 172.0MB. Free memory was 141.0MB in the beginning and 105.8MB in the end (delta: 35.2MB). Peak memory consumption was 35.5MB. Max. memory is 16.1GB. [2023-11-25 00:03:24,541 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 130.0MB. Free memory is still 90.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-25 00:03:24,542 INFO L158 Benchmark]: CACSL2BoogieTranslator took 458.04ms. Allocated memory is still 172.0MB. Free memory was 140.6MB in the beginning and 123.9MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-25 00:03:24,543 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.17ms. Allocated memory is still 172.0MB. Free memory was 123.9MB in the beginning and 120.0MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-25 00:03:24,544 INFO L158 Benchmark]: Boogie Preprocessor took 63.81ms. Allocated memory is still 172.0MB. Free memory was 120.0MB in the beginning and 117.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-25 00:03:24,547 INFO L158 Benchmark]: RCFGBuilder took 1240.85ms. Allocated memory is still 172.0MB. Free memory was 117.6MB in the beginning and 104.2MB in the end (delta: 13.4MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-11-25 00:03:24,547 INFO L158 Benchmark]: TraceAbstraction took 3421.92ms. Allocated memory is still 172.0MB. Free memory was 103.6MB in the beginning and 106.9MB in the end (delta: -3.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-25 00:03:24,549 INFO L158 Benchmark]: Witness Printer took 9.38ms. Allocated memory is still 172.0MB. Free memory was 106.9MB in the beginning and 105.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-25 00:03:24,554 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 130.0MB. Free memory is still 90.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 458.04ms. Allocated memory is still 172.0MB. Free memory was 140.6MB in the beginning and 123.9MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.17ms. Allocated memory is still 172.0MB. Free memory was 123.9MB in the beginning and 120.0MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 63.81ms. Allocated memory is still 172.0MB. Free memory was 120.0MB in the beginning and 117.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1240.85ms. Allocated memory is still 172.0MB. Free memory was 117.6MB in the beginning and 104.2MB in the end (delta: 13.4MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * TraceAbstraction took 3421.92ms. Allocated memory is still 172.0MB. Free memory was 103.6MB in the beginning and 106.9MB in the end (delta: -3.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 9.38ms. Allocated memory is still 172.0MB. Free memory was 106.9MB in the beginning and 105.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 62, overapproximation of someBinaryDOUBLEComparisonOperation at line 216, overapproximation of someBinaryArithmeticFLOAToperation at line 100. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = -16; [L23] unsigned long int var_1_2 = 2645914509; [L24] signed char var_1_5 = -50; [L25] signed char var_1_6 = 2; [L26] signed char var_1_7 = 5; [L27] float var_1_8 = 64.1; [L28] float var_1_10 = 8.4; [L29] float var_1_11 = 2.75; [L30] float var_1_12 = 0.9; [L31] unsigned long int var_1_14 = 10; [L32] unsigned long int var_1_15 = 2626053835; [L33] float var_1_17 = 64.625; [L34] float var_1_18 = 15.25; [L35] float var_1_19 = 10000000000.375; [L36] float var_1_20 = 0.0; [L37] float var_1_21 = 25.5; [L38] float var_1_22 = 4.5; [L39] float var_1_23 = 255.125; [L40] float var_1_24 = 15.775; [L41] unsigned char var_1_25 = 0; [L42] unsigned char var_1_26 = 0; [L43] unsigned char var_1_27 = 0; [L44] unsigned char var_1_28 = 1; [L45] unsigned char var_1_29 = 0; [L46] unsigned char var_1_30 = 1; [L47] unsigned long int var_1_31 = 10; [L48] unsigned char var_1_33 = 0; [L49] unsigned char var_1_34 = 100; [L50] unsigned long int var_1_35 = 32; [L51] unsigned short int var_1_36 = 128; [L52] unsigned short int var_1_37 = 36168; [L53] unsigned char var_1_38 = 0; [L54] signed short int var_1_39 = -1; [L55] double var_1_40 = 8.7; [L56] signed char last_1_var_1_1 = -16; [L57] unsigned long int last_1_var_1_14 = 10; [L58] float last_1_var_1_17 = 64.625; [L220] isInitial = 1 [L221] FCALL initially() [L222] int k_loop; [L223] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_10=42/5, var_1_11=11/4, var_1_12=9/10, var_1_14=10, var_1_15=2626053835, var_1_17=517/8, var_1_18=61/4, var_1_19=80000000003/8, var_1_1=-16, var_1_20=0, var_1_21=51/2, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2645914509, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-50, var_1_6=2, var_1_7=5, var_1_8=641/10] [L223] COND TRUE k_loop < 1 [L224] CALL updateLastVariables() [L211] last_1_var_1_1 = var_1_1 [L212] last_1_var_1_14 = var_1_14 [L213] last_1_var_1_17 = var_1_17 [L224] RET updateLastVariables() [L225] CALL updateVariables() [L153] var_1_2 = __VERIFIER_nondet_ulong() [L154] CALL assume_abort_if_not(var_1_2 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_10=42/5, var_1_11=11/4, var_1_12=9/10, var_1_14=10, var_1_15=2626053835, var_1_17=517/8, var_1_18=61/4, var_1_19=80000000003/8, var_1_1=-16, var_1_20=0, var_1_21=51/2, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483649, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-50, var_1_6=2, var_1_7=5, var_1_8=641/10] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_2 >= 2147483647) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_10=42/5, var_1_11=11/4, var_1_12=9/10, var_1_14=10, var_1_15=2626053835, var_1_17=517/8, var_1_18=61/4, var_1_19=80000000003/8, var_1_1=-16, var_1_20=0, var_1_21=51/2, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483649, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-50, var_1_6=2, var_1_7=5, var_1_8=641/10] [L155] CALL assume_abort_if_not(var_1_2 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_10=42/5, var_1_11=11/4, var_1_12=9/10, var_1_14=10, var_1_15=2626053835, var_1_17=517/8, var_1_18=61/4, var_1_19=80000000003/8, var_1_1=-16, var_1_20=0, var_1_21=51/2, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483649, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-50, var_1_6=2, var_1_7=5, var_1_8=641/10] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_2 <= 4294967295) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_10=42/5, var_1_11=11/4, var_1_12=9/10, var_1_14=10, var_1_15=2626053835, var_1_17=517/8, var_1_18=61/4, var_1_19=80000000003/8, var_1_1=-16, var_1_20=0, var_1_21=51/2, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483649, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-50, var_1_6=2, var_1_7=5, var_1_8=641/10] [L156] var_1_5 = __VERIFIER_nondet_char() [L157] CALL assume_abort_if_not(var_1_5 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_10=42/5, var_1_11=11/4, var_1_12=9/10, var_1_14=10, var_1_15=2626053835, var_1_17=517/8, var_1_18=61/4, var_1_19=80000000003/8, var_1_1=-16, var_1_20=0, var_1_21=51/2, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483649, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-1, var_1_6=2, var_1_7=5, var_1_8=641/10] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_5 >= -63) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_10=42/5, var_1_11=11/4, var_1_12=9/10, var_1_14=10, var_1_15=2626053835, var_1_17=517/8, var_1_18=61/4, var_1_19=80000000003/8, var_1_1=-16, var_1_20=0, var_1_21=51/2, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483649, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-1, var_1_6=2, var_1_7=5, var_1_8=641/10] [L158] CALL assume_abort_if_not(var_1_5 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_10=42/5, var_1_11=11/4, var_1_12=9/10, var_1_14=10, var_1_15=2626053835, var_1_17=517/8, var_1_18=61/4, var_1_19=80000000003/8, var_1_1=-16, var_1_20=0, var_1_21=51/2, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483649, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-1, var_1_6=2, var_1_7=5, var_1_8=641/10] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_5 <= 63) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_10=42/5, var_1_11=11/4, var_1_12=9/10, var_1_14=10, var_1_15=2626053835, var_1_17=517/8, var_1_18=61/4, var_1_19=80000000003/8, var_1_1=-16, var_1_20=0, var_1_21=51/2, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483649, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-1, var_1_6=2, var_1_7=5, var_1_8=641/10] [L159] var_1_6 = __VERIFIER_nondet_char() [L160] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_10=42/5, var_1_11=11/4, var_1_12=9/10, var_1_14=10, var_1_15=2626053835, var_1_17=517/8, var_1_18=61/4, var_1_19=80000000003/8, var_1_1=-16, var_1_20=0, var_1_21=51/2, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483649, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-1, var_1_6=2, var_1_7=5, var_1_8=641/10] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_10=42/5, var_1_11=11/4, var_1_12=9/10, var_1_14=10, var_1_15=2626053835, var_1_17=517/8, var_1_18=61/4, var_1_19=80000000003/8, var_1_1=-16, var_1_20=0, var_1_21=51/2, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483649, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-1, var_1_6=2, var_1_7=5, var_1_8=641/10] [L161] CALL assume_abort_if_not(var_1_6 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_10=42/5, var_1_11=11/4, var_1_12=9/10, var_1_14=10, var_1_15=2626053835, var_1_17=517/8, var_1_18=61/4, var_1_19=80000000003/8, var_1_1=-16, var_1_20=0, var_1_21=51/2, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483649, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-1, var_1_6=2, var_1_7=5, var_1_8=641/10] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_6 <= 63) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_10=42/5, var_1_11=11/4, var_1_12=9/10, var_1_14=10, var_1_15=2626053835, var_1_17=517/8, var_1_18=61/4, var_1_19=80000000003/8, var_1_1=-16, var_1_20=0, var_1_21=51/2, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483649, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-1, var_1_6=2, var_1_7=5, var_1_8=641/10] [L162] var_1_7 = __VERIFIER_nondet_char() [L163] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_10=42/5, var_1_11=11/4, var_1_12=9/10, var_1_14=10, var_1_15=2626053835, var_1_17=517/8, var_1_18=61/4, var_1_19=80000000003/8, var_1_1=-16, var_1_20=0, var_1_21=51/2, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483649, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-1, var_1_6=2, var_1_7=2, var_1_8=641/10] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_10=42/5, var_1_11=11/4, var_1_12=9/10, var_1_14=10, var_1_15=2626053835, var_1_17=517/8, var_1_18=61/4, var_1_19=80000000003/8, var_1_1=-16, var_1_20=0, var_1_21=51/2, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483649, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-1, var_1_6=2, var_1_7=2, var_1_8=641/10] [L164] CALL assume_abort_if_not(var_1_7 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_10=42/5, var_1_11=11/4, var_1_12=9/10, var_1_14=10, var_1_15=2626053835, var_1_17=517/8, var_1_18=61/4, var_1_19=80000000003/8, var_1_1=-16, var_1_20=0, var_1_21=51/2, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483649, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-1, var_1_6=2, var_1_7=2, var_1_8=641/10] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_7 <= 63) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_10=42/5, var_1_11=11/4, var_1_12=9/10, var_1_14=10, var_1_15=2626053835, var_1_17=517/8, var_1_18=61/4, var_1_19=80000000003/8, var_1_1=-16, var_1_20=0, var_1_21=51/2, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483649, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-1, var_1_6=2, var_1_7=2, var_1_8=641/10] [L165] var_1_10 = __VERIFIER_nondet_float() [L166] CALL assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_11=11/4, var_1_12=9/10, var_1_14=10, var_1_15=2626053835, var_1_17=517/8, var_1_18=61/4, var_1_19=80000000003/8, var_1_1=-16, var_1_20=0, var_1_21=51/2, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483649, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-1, var_1_6=2, var_1_7=2, var_1_8=641/10] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_11=11/4, var_1_12=9/10, var_1_14=10, var_1_15=2626053835, var_1_17=517/8, var_1_18=61/4, var_1_19=80000000003/8, var_1_1=-16, var_1_20=0, var_1_21=51/2, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483649, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-1, var_1_6=2, var_1_7=2, var_1_8=641/10] [L167] var_1_11 = __VERIFIER_nondet_float() [L168] CALL assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_12=9/10, var_1_14=10, var_1_15=2626053835, var_1_17=517/8, var_1_18=61/4, var_1_19=80000000003/8, var_1_1=-16, var_1_20=0, var_1_21=51/2, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483649, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-1, var_1_6=2, var_1_7=2, var_1_8=641/10] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_12=9/10, var_1_14=10, var_1_15=2626053835, var_1_17=517/8, var_1_18=61/4, var_1_19=80000000003/8, var_1_1=-16, var_1_20=0, var_1_21=51/2, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483649, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-1, var_1_6=2, var_1_7=2, var_1_8=641/10] [L169] var_1_12 = __VERIFIER_nondet_float() [L170] CALL assume_abort_if_not((var_1_12 >= -922337.2036854776000e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854776000e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=2626053835, var_1_17=517/8, var_1_18=61/4, var_1_19=80000000003/8, var_1_1=-16, var_1_20=0, var_1_21=51/2, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483649, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-1, var_1_6=2, var_1_7=2, var_1_8=641/10] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not((var_1_12 >= -922337.2036854776000e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854776000e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=2626053835, var_1_17=517/8, var_1_18=61/4, var_1_19=80000000003/8, var_1_1=-16, var_1_20=0, var_1_21=51/2, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483649, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-1, var_1_6=2, var_1_7=2, var_1_8=641/10] [L171] CALL assume_abort_if_not(var_1_12 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=2626053835, var_1_17=517/8, var_1_18=61/4, var_1_19=80000000003/8, var_1_1=-16, var_1_20=0, var_1_21=51/2, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483649, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-1, var_1_6=2, var_1_7=2, var_1_8=641/10] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_12 != 0.0F) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=2626053835, var_1_17=517/8, var_1_18=61/4, var_1_19=80000000003/8, var_1_1=-16, var_1_20=0, var_1_21=51/2, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483649, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-1, var_1_6=2, var_1_7=2, var_1_8=641/10] [L172] var_1_15 = __VERIFIER_nondet_ulong() [L173] CALL assume_abort_if_not(var_1_15 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=4294967293, var_1_17=517/8, var_1_18=61/4, var_1_19=80000000003/8, var_1_1=-16, var_1_20=0, var_1_21=51/2, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483649, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-1, var_1_6=2, var_1_7=2, var_1_8=641/10] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_15 >= 2147483647) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=4294967293, var_1_17=517/8, var_1_18=61/4, var_1_19=80000000003/8, var_1_1=-16, var_1_20=0, var_1_21=51/2, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483649, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-1, var_1_6=2, var_1_7=2, var_1_8=641/10] [L174] CALL assume_abort_if_not(var_1_15 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=4294967293, var_1_17=517/8, var_1_18=61/4, var_1_19=80000000003/8, var_1_1=-16, var_1_20=0, var_1_21=51/2, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483649, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-1, var_1_6=2, var_1_7=2, var_1_8=641/10] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_15 <= 4294967294) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=4294967293, var_1_17=517/8, var_1_18=61/4, var_1_19=80000000003/8, var_1_1=-16, var_1_20=0, var_1_21=51/2, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483649, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-1, var_1_6=2, var_1_7=2, var_1_8=641/10] [L175] var_1_18 = __VERIFIER_nondet_float() [L176] CALL assume_abort_if_not((var_1_18 >= -922337.2036854776000e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854776000e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=4294967293, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_20=0, var_1_21=51/2, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483649, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-1, var_1_6=2, var_1_7=2, var_1_8=641/10] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not((var_1_18 >= -922337.2036854776000e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854776000e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=4294967293, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_20=0, var_1_21=51/2, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483649, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-1, var_1_6=2, var_1_7=2, var_1_8=641/10] [L177] CALL assume_abort_if_not(var_1_18 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=4294967293, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_20=0, var_1_21=51/2, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483649, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-1, var_1_6=2, var_1_7=2, var_1_8=641/10] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_18 != 0.0F) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=4294967293, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_20=0, var_1_21=51/2, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483649, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-1, var_1_6=2, var_1_7=2, var_1_8=641/10] [L178] var_1_20 = __VERIFIER_nondet_float() [L179] CALL assume_abort_if_not((var_1_20 >= 2305843.009213691390e+12F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=4294967293, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_21=51/2, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483649, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-1, var_1_6=2, var_1_7=2, var_1_8=641/10] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not((var_1_20 >= 2305843.009213691390e+12F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=4294967293, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_21=51/2, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483649, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-1, var_1_6=2, var_1_7=2, var_1_8=641/10] [L180] var_1_21 = __VERIFIER_nondet_float() [L181] CALL assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 2305843.009213691390e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=4294967293, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483649, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-1, var_1_6=2, var_1_7=2, var_1_8=641/10] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 2305843.009213691390e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=4294967293, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_22=9/2, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483649, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-1, var_1_6=2, var_1_7=2, var_1_8=641/10] [L182] var_1_22 = __VERIFIER_nondet_float() [L183] CALL assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 2305843.009213691390e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=4294967293, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483649, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-1, var_1_6=2, var_1_7=2, var_1_8=641/10] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 2305843.009213691390e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=4294967293, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_23=2041/8, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483649, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-1, var_1_6=2, var_1_7=2, var_1_8=641/10] [L184] var_1_23 = __VERIFIER_nondet_float() [L185] CALL assume_abort_if_not((var_1_23 >= 0.0F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 2305843.009213691390e+12F && var_1_23 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=4294967293, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483649, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-1, var_1_6=2, var_1_7=2, var_1_8=641/10] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not((var_1_23 >= 0.0F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 2305843.009213691390e+12F && var_1_23 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=4294967293, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_24=631/40, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483649, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-1, var_1_6=2, var_1_7=2, var_1_8=641/10] [L186] var_1_24 = __VERIFIER_nondet_float() [L187] CALL assume_abort_if_not((var_1_24 >= -461168.6018427382800e+13F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 4611686.018427382800e+12F && var_1_24 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=4294967293, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483649, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-1, var_1_6=2, var_1_7=2, var_1_8=641/10] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not((var_1_24 >= -461168.6018427382800e+13F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 4611686.018427382800e+12F && var_1_24 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=4294967293, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483649, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-1, var_1_6=2, var_1_7=2, var_1_8=641/10] [L188] var_1_26 = __VERIFIER_nondet_uchar() [L189] CALL assume_abort_if_not(var_1_26 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=4294967293, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_25=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483649, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-1, var_1_6=2, var_1_7=2, var_1_8=641/10] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not(var_1_26 >= 0) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=4294967293, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_25=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483649, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-1, var_1_6=2, var_1_7=2, var_1_8=641/10] [L190] CALL assume_abort_if_not(var_1_26 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=4294967293, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483649, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-1, var_1_6=2, var_1_7=2, var_1_8=641/10] [L20] COND FALSE !(!cond) [L190] RET assume_abort_if_not(var_1_26 <= 0) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=4294967293, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_2=2147483649, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-1, var_1_6=2, var_1_7=2, var_1_8=641/10] [L191] var_1_27 = __VERIFIER_nondet_uchar() [L192] CALL assume_abort_if_not(var_1_27 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=4294967293, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_2=2147483649, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-1, var_1_6=2, var_1_7=2, var_1_8=641/10] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_27 >= 1) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=4294967293, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_2=2147483649, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-1, var_1_6=2, var_1_7=2, var_1_8=641/10] [L193] CALL assume_abort_if_not(var_1_27 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=4294967293, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_2=2147483649, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-1, var_1_6=2, var_1_7=2, var_1_8=641/10] [L20] COND FALSE !(!cond) [L193] RET assume_abort_if_not(var_1_27 <= 1) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=4294967293, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_2=2147483649, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-1, var_1_6=2, var_1_7=2, var_1_8=641/10] [L194] var_1_28 = __VERIFIER_nondet_uchar() [L195] CALL assume_abort_if_not(var_1_28 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=4294967293, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_2=2147483649, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-1, var_1_6=2, var_1_7=2, var_1_8=641/10] [L20] COND FALSE !(!cond) [L195] RET assume_abort_if_not(var_1_28 >= 1) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=4294967293, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_2=2147483649, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-1, var_1_6=2, var_1_7=2, var_1_8=641/10] [L196] CALL assume_abort_if_not(var_1_28 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=4294967293, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_2=2147483649, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-1, var_1_6=2, var_1_7=2, var_1_8=641/10] [L20] COND FALSE !(!cond) [L196] RET assume_abort_if_not(var_1_28 <= 1) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=4294967293, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_2=2147483649, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-1, var_1_6=2, var_1_7=2, var_1_8=641/10] [L197] var_1_29 = __VERIFIER_nondet_uchar() [L198] CALL assume_abort_if_not(var_1_29 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=4294967293, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=1, var_1_2=2147483649, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-1, var_1_6=2, var_1_7=2, var_1_8=641/10] [L20] COND FALSE !(!cond) [L198] RET assume_abort_if_not(var_1_29 >= 0) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=4294967293, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=1, var_1_2=2147483649, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-1, var_1_6=2, var_1_7=2, var_1_8=641/10] [L199] CALL assume_abort_if_not(var_1_29 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=4294967293, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_2=2147483649, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-1, var_1_6=2, var_1_7=2, var_1_8=641/10] [L20] COND FALSE !(!cond) [L199] RET assume_abort_if_not(var_1_29 <= 0) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=4294967293, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_2=2147483649, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-1, var_1_6=2, var_1_7=2, var_1_8=641/10] [L200] var_1_30 = __VERIFIER_nondet_uchar() [L201] CALL assume_abort_if_not(var_1_30 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=4294967293, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_2=2147483649, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-1, var_1_6=2, var_1_7=2, var_1_8=641/10] [L20] COND FALSE !(!cond) [L201] RET assume_abort_if_not(var_1_30 >= 1) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=4294967293, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_2=2147483649, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-1, var_1_6=2, var_1_7=2, var_1_8=641/10] [L202] CALL assume_abort_if_not(var_1_30 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=4294967293, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_2=2147483649, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-1, var_1_6=2, var_1_7=2, var_1_8=641/10] [L20] COND FALSE !(!cond) [L202] RET assume_abort_if_not(var_1_30 <= 1) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=4294967293, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_2=2147483649, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=100, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-1, var_1_6=2, var_1_7=2, var_1_8=641/10] [L203] var_1_34 = __VERIFIER_nondet_uchar() [L204] CALL assume_abort_if_not(var_1_34 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=4294967293, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_2=2147483649, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=63, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-1, var_1_6=2, var_1_7=2, var_1_8=641/10] [L20] COND FALSE !(!cond) [L204] RET assume_abort_if_not(var_1_34 >= 63) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=4294967293, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_2=2147483649, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=63, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-1, var_1_6=2, var_1_7=2, var_1_8=641/10] [L205] CALL assume_abort_if_not(var_1_34 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=4294967293, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_2=2147483649, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=63, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-1, var_1_6=2, var_1_7=2, var_1_8=641/10] [L20] COND FALSE !(!cond) [L205] RET assume_abort_if_not(var_1_34 <= 127) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=4294967293, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_2=2147483649, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=63, var_1_35=32, var_1_36=128, var_1_37=36168, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-1, var_1_6=2, var_1_7=2, var_1_8=641/10] [L206] var_1_37 = __VERIFIER_nondet_ushort() [L207] CALL assume_abort_if_not(var_1_37 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=4294967293, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_2=2147483649, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=63, var_1_35=32, var_1_36=128, var_1_37=65534, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-1, var_1_6=2, var_1_7=2, var_1_8=641/10] [L20] COND FALSE !(!cond) [L207] RET assume_abort_if_not(var_1_37 >= 32767) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=4294967293, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_2=2147483649, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=63, var_1_35=32, var_1_36=128, var_1_37=65534, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-1, var_1_6=2, var_1_7=2, var_1_8=641/10] [L208] CALL assume_abort_if_not(var_1_37 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=4294967293, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_2=2147483649, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=63, var_1_35=32, var_1_36=128, var_1_37=65534, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-1, var_1_6=2, var_1_7=2, var_1_8=641/10] [L20] COND FALSE !(!cond) [L208] RET assume_abort_if_not(var_1_37 <= 65534) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_14=10, var_1_15=4294967293, var_1_17=517/8, var_1_19=80000000003/8, var_1_1=-16, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_2=2147483649, var_1_30=1, var_1_31=10, var_1_33=0, var_1_34=63, var_1_35=32, var_1_36=128, var_1_37=65534, var_1_38=0, var_1_39=-1, var_1_40=87/10, var_1_5=-1, var_1_6=2, var_1_7=2, var_1_8=641/10] [L225] RET updateVariables() [L226] CALL step() [L62] COND TRUE var_1_24 < last_1_var_1_17 [L63] var_1_36 = (var_1_37 - last_1_var_1_14) [L67] signed long int stepLocal_7 = last_1_var_1_1; [L68] COND FALSE !(stepLocal_7 > var_1_7) [L71] var_1_38 = var_1_26 [L73] COND FALSE !(\read(var_1_38)) [L76] COND TRUE \read(var_1_27) [L77] var_1_25 = (! (var_1_26 && var_1_29)) [L82] COND TRUE var_1_11 < var_1_10 [L83] var_1_35 = (var_1_15 - var_1_36) [L91] unsigned char stepLocal_0 = var_1_38; [L92] COND TRUE ((var_1_2 - 16u) != var_1_35) || stepLocal_0 [L93] var_1_1 = (var_1_5 + (var_1_6 - var_1_7)) [L97] COND TRUE \read(var_1_25) [L98] var_1_19 = var_1_11 [L102] var_1_40 = var_1_10 [L103] var_1_39 = var_1_1 [L104] unsigned char stepLocal_6 = var_1_30; [L105] COND FALSE !(\read(var_1_29)) [L112] unsigned char stepLocal_4 = var_1_38; [L113] unsigned char stepLocal_3 = (- var_1_12) != 1.9f; [L114] COND FALSE !(stepLocal_3 || ((var_1_36 * var_1_7) < var_1_33)) [L117] COND FALSE !(stepLocal_4 && var_1_25) [L120] var_1_14 = var_1_15 [L123] COND TRUE (var_1_14 * var_1_14) <= var_1_5 [L124] var_1_31 = ((((var_1_33) > (var_1_15)) ? (var_1_33) : (var_1_15))) [L128] unsigned long int stepLocal_5 = var_1_36 + var_1_15; [L129] COND FALSE !(var_1_12 < (var_1_11 / var_1_18)) [L136] var_1_17 = var_1_11 [L138] unsigned char stepLocal_2 = var_1_25; [L139] unsigned long int stepLocal_1 = var_1_14; [L140] COND FALSE !(\read(var_1_38)) [L145] COND FALSE !(((var_1_11 / var_1_12) == var_1_10) && stepLocal_2) [L148] var_1_8 = 7.6f [L226] RET step() [L227] CALL, EXPR property() [L216-L217] return (((((((((((((((var_1_2 - 16u) != var_1_35) || var_1_38) ? (var_1_1 == ((signed char) (var_1_5 + (var_1_6 - var_1_7)))) : (var_1_1 == ((signed char) (((((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7))) < 0 ) ? -((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7))) : ((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7)))))))) && (var_1_38 ? (((8u * (var_1_2 * var_1_7)) >= var_1_14) ? (var_1_8 == ((float) ((((var_1_10) < (var_1_11)) ? (var_1_10) : (var_1_11))))) : 1) : ((((var_1_11 / var_1_12) == var_1_10) && var_1_25) ? (var_1_8 == ((float) var_1_10)) : (var_1_8 == ((float) 7.6f))))) && ((((- var_1_12) != 1.9f) || ((var_1_36 * var_1_7) < var_1_33)) ? (var_1_14 == ((unsigned long int) ((((var_1_7) < ((((((var_1_15) < 0 ) ? -(var_1_15) : (var_1_15))) - var_1_36))) ? (var_1_7) : ((((((var_1_15) < 0 ) ? -(var_1_15) : (var_1_15))) - var_1_36)))))) : ((var_1_38 && var_1_25) ? (var_1_14 == ((unsigned long int) var_1_36)) : (var_1_14 == ((unsigned long int) var_1_15))))) && ((var_1_12 < (var_1_11 / var_1_18)) ? (((var_1_7 + ((((var_1_31) > (var_1_33)) ? (var_1_31) : (var_1_33)))) <= (var_1_36 + var_1_15)) ? (var_1_17 == ((float) var_1_10)) : (var_1_17 == ((float) var_1_10))) : (var_1_17 == ((float) var_1_11)))) && (var_1_25 ? (var_1_19 == ((float) var_1_11)) : (var_1_19 == ((float) (((var_1_20 - var_1_21) - (var_1_22 + var_1_23)) + var_1_24))))) && (var_1_38 ? (var_1_25 == ((unsigned char) (((! var_1_26) && var_1_27) && var_1_28))) : (var_1_27 ? (var_1_25 == ((unsigned char) (! (var_1_26 && var_1_29)))) : (var_1_25 == ((unsigned char) (var_1_28 && var_1_30)))))) && (((var_1_14 * var_1_14) <= var_1_5) ? (var_1_31 == ((unsigned long int) ((((var_1_33) > (var_1_15)) ? (var_1_33) : (var_1_15))))) : (var_1_31 == ((unsigned long int) var_1_33)))) && (var_1_29 ? ((var_1_25 && var_1_30) ? (var_1_33 == ((unsigned char) var_1_7)) : (var_1_33 == ((unsigned char) (var_1_6 + (var_1_34 - var_1_7))))) : 1)) && ((var_1_11 < var_1_10) ? (var_1_35 == ((unsigned long int) (var_1_15 - var_1_36))) : (var_1_38 ? (var_1_35 == ((unsigned long int) ((((var_1_15) > (var_1_6)) ? (var_1_15) : (var_1_6))))) : (var_1_35 == ((unsigned long int) var_1_36))))) && ((var_1_24 < last_1_var_1_17) ? (var_1_36 == ((unsigned short int) (var_1_37 - last_1_var_1_14))) : (var_1_36 == ((unsigned short int) (var_1_37 - last_1_var_1_14))))) && ((last_1_var_1_1 > var_1_7) ? (var_1_38 == ((unsigned char) (var_1_30 || var_1_27))) : (var_1_38 == ((unsigned char) var_1_26)))) && (var_1_39 == ((signed short int) var_1_1))) && (var_1_40 == ((double) var_1_10)) ; [L227] RET, EXPR property() [L227] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_10=2, var_1_11=3, var_1_14=4294967293, var_1_15=4294967293, var_1_17=3, var_1_19=3, var_1_1=-1, var_1_25=1, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_2=2147483649, var_1_30=1, var_1_31=4294967293, var_1_33=0, var_1_34=63, var_1_35=4294901769, var_1_36=65524, var_1_37=65534, var_1_38=0, var_1_39=-1, var_1_40=2, var_1_5=-1, var_1_6=2, var_1_7=2, var_1_8=38/5] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_14=10, last_1_var_1_17=517/8, last_1_var_1_1=-16, var_1_10=2, var_1_11=3, var_1_14=4294967293, var_1_15=4294967293, var_1_17=3, var_1_19=3, var_1_1=-1, var_1_25=1, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_2=2147483649, var_1_30=1, var_1_31=4294967293, var_1_33=0, var_1_34=63, var_1_35=4294901769, var_1_36=65524, var_1_37=65534, var_1_38=0, var_1_39=-1, var_1_40=2, var_1_5=-1, var_1_6=2, var_1_7=2, var_1_8=38/5] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 65 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.2s, 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=65occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 130 NumberOfCodeBlocks, 130 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 [2023-11-25 00:03:24,598 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78eac189-ca90-40d5-9c2d-86e653a2ba76/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78eac189-ca90-40d5-9c2d-86e653a2ba76/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78eac189-ca90-40d5-9c2d-86e653a2ba76/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78eac189-ca90-40d5-9c2d-86e653a2ba76/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78eac189-ca90-40d5-9c2d-86e653a2ba76/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-23.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78eac189-ca90-40d5-9c2d-86e653a2ba76/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78eac189-ca90-40d5-9c2d-86e653a2ba76/bin/utaipan-verify-SwPr7d2a91 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 95a97233755d839b5264e94708e17c406b7a95404e1b69807725bd9192faea5d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-25 00:03:27,383 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-25 00:03:27,521 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78eac189-ca90-40d5-9c2d-86e653a2ba76/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-25 00:03:27,530 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-25 00:03:27,531 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-25 00:03:27,576 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-25 00:03:27,577 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-25 00:03:27,578 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-25 00:03:27,579 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-25 00:03:27,584 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-25 00:03:27,584 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-25 00:03:27,585 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-25 00:03:27,585 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-25 00:03:27,587 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-25 00:03:27,587 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-25 00:03:27,588 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-25 00:03:27,589 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-25 00:03:27,590 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-25 00:03:27,590 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-25 00:03:27,591 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-25 00:03:27,592 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-25 00:03:27,592 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-25 00:03:27,593 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-25 00:03:27,593 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-25 00:03:27,594 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-25 00:03:27,594 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-25 00:03:27,595 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-25 00:03:27,595 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-25 00:03:27,596 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-25 00:03:27,596 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-25 00:03:27,598 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-25 00:03:27,598 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-25 00:03:27,598 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-25 00:03:27,599 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-25 00:03:27,599 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:03:27,599 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-25 00:03:27,600 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-25 00:03:27,600 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-25 00:03:27,600 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-25 00:03:27,601 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-25 00:03:27,601 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-25 00:03:27,602 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-25 00:03:27,602 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-25 00:03:27,602 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-25 00:03:27,603 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_78eac189-ca90-40d5-9c2d-86e653a2ba76/bin/utaipan-verify-SwPr7d2a91/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78eac189-ca90-40d5-9c2d-86e653a2ba76/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 95a97233755d839b5264e94708e17c406b7a95404e1b69807725bd9192faea5d [2023-11-25 00:03:28,040 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-25 00:03:28,077 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-25 00:03:28,080 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-25 00:03:28,081 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-25 00:03:28,082 INFO L274 PluginConnector]: CDTParser initialized [2023-11-25 00:03:28,083 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78eac189-ca90-40d5-9c2d-86e653a2ba76/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-23.i [2023-11-25 00:03:31,237 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-25 00:03:31,556 INFO L384 CDTParser]: Found 1 translation units. [2023-11-25 00:03:31,556 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78eac189-ca90-40d5-9c2d-86e653a2ba76/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-23.i [2023-11-25 00:03:31,567 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78eac189-ca90-40d5-9c2d-86e653a2ba76/bin/utaipan-verify-SwPr7d2a91/data/d0fcec57a/f0dc7387009e4443b3d8f15a1a2c70e7/FLAG7fe0a07bc [2023-11-25 00:03:31,581 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78eac189-ca90-40d5-9c2d-86e653a2ba76/bin/utaipan-verify-SwPr7d2a91/data/d0fcec57a/f0dc7387009e4443b3d8f15a1a2c70e7 [2023-11-25 00:03:31,584 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-25 00:03:31,585 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-25 00:03:31,587 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-25 00:03:31,587 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-25 00:03:31,592 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-25 00:03:31,593 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:03:31" (1/1) ... [2023-11-25 00:03:31,594 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31060d54 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:31, skipping insertion in model container [2023-11-25 00:03:31,594 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:03:31" (1/1) ... [2023-11-25 00:03:31,651 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-25 00:03:31,842 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_78eac189-ca90-40d5-9c2d-86e653a2ba76/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-23.i[916,929] [2023-11-25 00:03:31,991 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:03:32,014 INFO L202 MainTranslator]: Completed pre-run [2023-11-25 00:03:32,042 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_78eac189-ca90-40d5-9c2d-86e653a2ba76/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-23.i[916,929] [2023-11-25 00:03:32,135 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:03:32,166 INFO L206 MainTranslator]: Completed translation [2023-11-25 00:03:32,167 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:32 WrapperNode [2023-11-25 00:03:32,167 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-25 00:03:32,169 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-25 00:03:32,169 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-25 00:03:32,169 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-25 00:03:32,177 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:32" (1/1) ... [2023-11-25 00:03:32,208 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:32" (1/1) ... [2023-11-25 00:03:32,243 INFO L138 Inliner]: procedures = 27, calls = 48, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 232 [2023-11-25 00:03:32,243 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-25 00:03:32,244 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-25 00:03:32,244 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-25 00:03:32,244 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-25 00:03:32,255 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:32" (1/1) ... [2023-11-25 00:03:32,256 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:32" (1/1) ... [2023-11-25 00:03:32,264 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:32" (1/1) ... [2023-11-25 00:03:32,271 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:32" (1/1) ... [2023-11-25 00:03:32,303 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:32" (1/1) ... [2023-11-25 00:03:32,310 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:32" (1/1) ... [2023-11-25 00:03:32,318 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:32" (1/1) ... [2023-11-25 00:03:32,325 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:32" (1/1) ... [2023-11-25 00:03:32,343 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-25 00:03:32,344 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-25 00:03:32,344 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-25 00:03:32,345 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-25 00:03:32,345 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:32" (1/1) ... [2023-11-25 00:03:32,351 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:03:32,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78eac189-ca90-40d5-9c2d-86e653a2ba76/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:03:32,388 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78eac189-ca90-40d5-9c2d-86e653a2ba76/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-25 00:03:32,405 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78eac189-ca90-40d5-9c2d-86e653a2ba76/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-25 00:03:32,432 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-25 00:03:32,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-25 00:03:32,433 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-25 00:03:32,433 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-25 00:03:32,433 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-25 00:03:32,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-25 00:03:32,582 INFO L241 CfgBuilder]: Building ICFG [2023-11-25 00:03:32,587 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-25 00:03:40,384 INFO L282 CfgBuilder]: Performing block encoding [2023-11-25 00:03:40,513 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-25 00:03:40,519 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-25 00:03:40,520 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:03:40 BoogieIcfgContainer [2023-11-25 00:03:40,521 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-25 00:03:40,523 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-25 00:03:40,524 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-25 00:03:40,527 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-25 00:03:40,527 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 12:03:31" (1/3) ... [2023-11-25 00:03:40,528 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c966cca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:03:40, skipping insertion in model container [2023-11-25 00:03:40,529 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:32" (2/3) ... [2023-11-25 00:03:40,531 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c966cca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:03:40, skipping insertion in model container [2023-11-25 00:03:40,532 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:03:40" (3/3) ... [2023-11-25 00:03:40,534 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-23.i [2023-11-25 00:03:40,555 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-25 00:03:40,556 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-25 00:03:40,617 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-25 00:03:40,624 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;@5bbdb07b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-25 00:03:40,624 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-25 00:03:40,629 INFO L276 IsEmpty]: Start isEmpty. Operand has 93 states, 55 states have (on average 1.4181818181818182) internal successors, (78), 56 states have internal predecessors, (78), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2023-11-25 00:03:40,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2023-11-25 00:03:40,659 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:03:40,660 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:03:40,661 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:03:40,667 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:03:40,668 INFO L85 PathProgramCache]: Analyzing trace with hash 572468267, now seen corresponding path program 1 times [2023-11-25 00:03:40,682 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:03:40,683 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [294391615] [2023-11-25 00:03:40,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:03:40,684 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:03:40,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78eac189-ca90-40d5-9c2d-86e653a2ba76/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:03:40,687 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78eac189-ca90-40d5-9c2d-86e653a2ba76/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-25 00:03:40,739 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78eac189-ca90-40d5-9c2d-86e653a2ba76/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-25 00:03:41,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:03:41,609 INFO L262 TraceCheckSpWp]: Trace formula consists of 361 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-25 00:03:41,623 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:03:41,697 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 1080 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-25 00:03:41,698 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-25 00:03:41,698 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:03:41,699 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [294391615] [2023-11-25 00:03:41,699 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [294391615] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:03:41,700 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-25 00:03:41,700 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-25 00:03:41,702 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1712409294] [2023-11-25 00:03:41,702 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:03:41,707 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-25 00:03:41,708 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:03:41,737 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-25 00:03:41,737 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-25 00:03:41,740 INFO L87 Difference]: Start difference. First operand has 93 states, 55 states have (on average 1.4181818181818182) internal successors, (78), 56 states have internal predecessors, (78), 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 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-11-25 00:03:44,105 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:03:44,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:03:44,192 INFO L93 Difference]: Finished difference Result 185 states and 330 transitions. [2023-11-25 00:03:44,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-25 00:03:44,200 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 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 219 [2023-11-25 00:03:44,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:03:44,215 INFO L225 Difference]: With dead ends: 185 [2023-11-25 00:03:44,215 INFO L226 Difference]: Without dead ends: 91 [2023-11-25 00:03:44,225 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 218 GetRequests, 218 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-25 00:03:44,228 INFO L413 NwaCegarLoop]: 140 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 140 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2023-11-25 00:03:44,230 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 140 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2023-11-25 00:03:44,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2023-11-25 00:03:44,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2023-11-25 00:03:44,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 54 states have (on average 1.3518518518518519) internal successors, (73), 54 states have internal predecessors, (73), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2023-11-25 00:03:44,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 143 transitions. [2023-11-25 00:03:44,319 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 143 transitions. Word has length 219 [2023-11-25 00:03:44,320 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:03:44,320 INFO L495 AbstractCegarLoop]: Abstraction has 91 states and 143 transitions. [2023-11-25 00:03:44,321 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-11-25 00:03:44,321 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 143 transitions. [2023-11-25 00:03:44,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2023-11-25 00:03:44,334 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:03:44,334 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:03:44,355 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78eac189-ca90-40d5-9c2d-86e653a2ba76/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2023-11-25 00:03:44,555 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78eac189-ca90-40d5-9c2d-86e653a2ba76/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:03:44,556 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:03:44,557 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:03:44,557 INFO L85 PathProgramCache]: Analyzing trace with hash -1934338587, now seen corresponding path program 1 times [2023-11-25 00:03:44,559 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:03:44,560 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2016591194] [2023-11-25 00:03:44,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:03:44,560 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:03:44,560 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78eac189-ca90-40d5-9c2d-86e653a2ba76/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:03:44,562 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78eac189-ca90-40d5-9c2d-86e653a2ba76/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-25 00:03:44,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78eac189-ca90-40d5-9c2d-86e653a2ba76/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-25 00:03:45,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:03:45,358 INFO L262 TraceCheckSpWp]: Trace formula consists of 361 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-25 00:03:45,370 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:03:49,148 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 718 proven. 84 refuted. 0 times theorem prover too weak. 1578 trivial. 0 not checked. [2023-11-25 00:03:49,148 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-25 00:03:49,951 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:03:49,951 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2016591194] [2023-11-25 00:03:49,952 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2016591194] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-25 00:03:49,952 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [207808043] [2023-11-25 00:03:49,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:03:49,952 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-25 00:03:49,953 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78eac189-ca90-40d5-9c2d-86e653a2ba76/bin/utaipan-verify-SwPr7d2a91/cvc4 [2023-11-25 00:03:49,984 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78eac189-ca90-40d5-9c2d-86e653a2ba76/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-25 00:03:49,999 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78eac189-ca90-40d5-9c2d-86e653a2ba76/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-25 00:03:50,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:03:50,798 INFO L262 TraceCheckSpWp]: Trace formula consists of 361 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-25 00:03:50,804 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:03:51,018 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2023-11-25 00:03:51,018 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-25 00:03:51,018 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [207808043] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:03:51,018 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-25 00:03:51,019 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [7] total 10 [2023-11-25 00:03:51,019 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1156449092] [2023-11-25 00:03:51,020 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:03:51,023 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-25 00:03:51,023 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:03:51,028 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-25 00:03:51,028 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2023-11-25 00:03:51,029 INFO L87 Difference]: Start difference. First operand 91 states and 143 transitions. Second operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-25 00:03:54,067 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.31s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:03:56,069 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:03:58,073 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:04:00,078 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:04:02,082 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:04:02,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:04:02,197 INFO L93 Difference]: Finished difference Result 267 states and 419 transitions. [2023-11-25 00:04:02,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-25 00:04:02,198 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 219 [2023-11-25 00:04:02,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:04:02,203 INFO L225 Difference]: With dead ends: 267 [2023-11-25 00:04:02,203 INFO L226 Difference]: Without dead ends: 177 [2023-11-25 00:04:02,205 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 617 GetRequests, 605 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=36, Invalid=146, Unknown=0, NotChecked=0, Total=182 [2023-11-25 00:04:02,206 INFO L413 NwaCegarLoop]: 136 mSDtfsCounter, 172 mSDsluCounter, 158 mSDsCounter, 0 mSdLazyCounter, 103 mSolverCounterSat, 5 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 172 SdHoareTripleChecker+Valid, 294 SdHoareTripleChecker+Invalid, 113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 103 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.1s IncrementalHoareTripleChecker+Time [2023-11-25 00:04:02,207 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [172 Valid, 294 Invalid, 113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 103 Invalid, 5 Unknown, 0 Unchecked, 11.1s Time] [2023-11-25 00:04:02,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states. [2023-11-25 00:04:02,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 108. [2023-11-25 00:04:02,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 71 states have (on average 1.408450704225352) internal successors, (100), 71 states have internal predecessors, (100), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2023-11-25 00:04:02,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 170 transitions. [2023-11-25 00:04:02,232 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 170 transitions. Word has length 219 [2023-11-25 00:04:02,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:04:02,235 INFO L495 AbstractCegarLoop]: Abstraction has 108 states and 170 transitions. [2023-11-25 00:04:02,235 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-25 00:04:02,236 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 170 transitions. [2023-11-25 00:04:02,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2023-11-25 00:04:02,239 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:04:02,240 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:04:02,250 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78eac189-ca90-40d5-9c2d-86e653a2ba76/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-11-25 00:04:02,457 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78eac189-ca90-40d5-9c2d-86e653a2ba76/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-25 00:04:02,645 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78eac189-ca90-40d5-9c2d-86e653a2ba76/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78eac189-ca90-40d5-9c2d-86e653a2ba76/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:04:02,645 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:04:02,646 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:04:02,646 INFO L85 PathProgramCache]: Analyzing trace with hash -1926712091, now seen corresponding path program 1 times [2023-11-25 00:04:02,647 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:04:02,647 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [253575050] [2023-11-25 00:04:02,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:04:02,648 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:04:02,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78eac189-ca90-40d5-9c2d-86e653a2ba76/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:04:02,649 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78eac189-ca90-40d5-9c2d-86e653a2ba76/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-25 00:04:02,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78eac189-ca90-40d5-9c2d-86e653a2ba76/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-25 00:04:03,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:04:03,483 INFO L262 TraceCheckSpWp]: Trace formula consists of 362 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-25 00:04:03,490 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:04:06,944 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 718 proven. 84 refuted. 0 times theorem prover too weak. 1578 trivial. 0 not checked. [2023-11-25 00:04:06,944 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-25 00:04:07,597 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:04:07,598 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [253575050] [2023-11-25 00:04:07,598 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [253575050] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-25 00:04:07,598 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1250407728] [2023-11-25 00:04:07,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:04:07,599 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-25 00:04:07,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78eac189-ca90-40d5-9c2d-86e653a2ba76/bin/utaipan-verify-SwPr7d2a91/cvc4 [2023-11-25 00:04:07,603 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78eac189-ca90-40d5-9c2d-86e653a2ba76/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-25 00:04:07,658 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78eac189-ca90-40d5-9c2d-86e653a2ba76/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-25 00:04:08,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:04:08,339 INFO L262 TraceCheckSpWp]: Trace formula consists of 362 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-25 00:04:08,343 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:04:08,509 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2023-11-25 00:04:08,509 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-25 00:04:08,509 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1250407728] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:04:08,509 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-25 00:04:08,510 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 9 [2023-11-25 00:04:08,510 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [90414913] [2023-11-25 00:04:08,510 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:04:08,511 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-25 00:04:08,511 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:04:08,512 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-25 00:04:08,513 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2023-11-25 00:04:08,513 INFO L87 Difference]: Start difference. First operand 108 states and 170 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-25 00:04:10,867 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:04:12,875 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:04:14,882 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:04:15,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:04:15,034 INFO L93 Difference]: Finished difference Result 297 states and 465 transitions. [2023-11-25 00:04:15,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-25 00:04:15,035 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 219 [2023-11-25 00:04:15,036 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:04:15,039 INFO L225 Difference]: With dead ends: 297 [2023-11-25 00:04:15,039 INFO L226 Difference]: Without dead ends: 177 [2023-11-25 00:04:15,040 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 616 GetRequests, 606 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2023-11-25 00:04:15,042 INFO L413 NwaCegarLoop]: 234 mSDtfsCounter, 120 mSDsluCounter, 127 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 120 SdHoareTripleChecker+Valid, 361 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.5s IncrementalHoareTripleChecker+Time [2023-11-25 00:04:15,043 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [120 Valid, 361 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 20 Invalid, 3 Unknown, 0 Unchecked, 6.5s Time] [2023-11-25 00:04:15,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states. [2023-11-25 00:04:15,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 108. [2023-11-25 00:04:15,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 71 states have (on average 1.3661971830985915) internal successors, (97), 71 states have internal predecessors, (97), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2023-11-25 00:04:15,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 167 transitions. [2023-11-25 00:04:15,065 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 167 transitions. Word has length 219 [2023-11-25 00:04:15,066 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:04:15,066 INFO L495 AbstractCegarLoop]: Abstraction has 108 states and 167 transitions. [2023-11-25 00:04:15,066 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-25 00:04:15,067 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 167 transitions. [2023-11-25 00:04:15,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2023-11-25 00:04:15,070 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:04:15,071 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:04:15,091 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78eac189-ca90-40d5-9c2d-86e653a2ba76/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2023-11-25 00:04:15,292 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78eac189-ca90-40d5-9c2d-86e653a2ba76/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2023-11-25 00:04:15,488 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78eac189-ca90-40d5-9c2d-86e653a2ba76/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78eac189-ca90-40d5-9c2d-86e653a2ba76/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt [2023-11-25 00:04:15,489 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:04:15,489 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:04:15,489 INFO L85 PathProgramCache]: Analyzing trace with hash -654474909, now seen corresponding path program 1 times [2023-11-25 00:04:15,490 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:04:15,490 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [200278325] [2023-11-25 00:04:15,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:04:15,490 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:04:15,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78eac189-ca90-40d5-9c2d-86e653a2ba76/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:04:15,492 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78eac189-ca90-40d5-9c2d-86e653a2ba76/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-25 00:04:15,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78eac189-ca90-40d5-9c2d-86e653a2ba76/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2023-11-25 00:04:16,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:04:16,261 INFO L262 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-25 00:04:16,266 INFO L285 TraceCheckSpWp]: Computing forward predicates...