./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-88.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_508dff0f-fa59-4b2b-a98e-afb5e5dd3968/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_508dff0f-fa59-4b2b-a98e-afb5e5dd3968/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_508dff0f-fa59-4b2b-a98e-afb5e5dd3968/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_508dff0f-fa59-4b2b-a98e-afb5e5dd3968/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-88.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_508dff0f-fa59-4b2b-a98e-afb5e5dd3968/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_508dff0f-fa59-4b2b-a98e-afb5e5dd3968/bin/utaipan-verify-NcY6lQBIFX --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0f173a1e127c6e1033e5b4dd17ed93bd9e595663c9235b403a3de8ffd3ad4687 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:57:17,779 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:57:17,916 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_508dff0f-fa59-4b2b-a98e-afb5e5dd3968/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-12 00:57:17,922 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:57:17,923 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:57:17,954 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:57:17,955 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:57:17,956 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:57:17,957 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:57:17,958 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:57:17,959 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:57:17,959 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:57:17,960 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:57:17,961 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:57:17,962 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:57:17,962 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:57:17,963 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:57:17,964 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:57:17,964 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:57:17,965 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:57:17,966 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:57:17,967 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:57:17,967 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:57:17,968 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:57:17,969 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:57:17,969 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:57:17,970 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:57:17,970 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:57:17,971 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:57:17,971 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:57:17,972 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:57:17,972 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:57:17,973 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:57:17,973 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:57:17,974 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:57:17,975 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:57:17,975 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:57:17,976 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:57:17,976 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:57:17,977 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:57:17,977 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:57:17,978 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:57:17,979 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:57:17,979 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:57:17,979 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:57:17,980 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_508dff0f-fa59-4b2b-a98e-afb5e5dd3968/bin/utaipan-verify-NcY6lQBIFX/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_508dff0f-fa59-4b2b-a98e-afb5e5dd3968/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0f173a1e127c6e1033e5b4dd17ed93bd9e595663c9235b403a3de8ffd3ad4687 [2023-11-12 00:57:18,276 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:57:18,307 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:57:18,310 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:57:18,312 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:57:18,312 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:57:18,315 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_508dff0f-fa59-4b2b-a98e-afb5e5dd3968/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-88.i [2023-11-12 00:57:21,719 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:57:21,995 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:57:21,996 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_508dff0f-fa59-4b2b-a98e-afb5e5dd3968/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-88.i [2023-11-12 00:57:22,022 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_508dff0f-fa59-4b2b-a98e-afb5e5dd3968/bin/utaipan-verify-NcY6lQBIFX/data/496bd02c3/0cd235b416f24eca92f7bcd2ee6a3589/FLAGa45fbb720 [2023-11-12 00:57:22,044 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_508dff0f-fa59-4b2b-a98e-afb5e5dd3968/bin/utaipan-verify-NcY6lQBIFX/data/496bd02c3/0cd235b416f24eca92f7bcd2ee6a3589 [2023-11-12 00:57:22,052 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:57:22,054 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:57:22,058 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:57:22,058 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:57:22,065 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:57:22,066 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:57:22" (1/1) ... [2023-11-12 00:57:22,067 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61a20d4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:57:22, skipping insertion in model container [2023-11-12 00:57:22,068 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:57:22" (1/1) ... [2023-11-12 00:57:22,114 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:57:22,287 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_508dff0f-fa59-4b2b-a98e-afb5e5dd3968/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-88.i[916,929] [2023-11-12 00:57:22,398 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:57:22,416 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:57:22,430 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_508dff0f-fa59-4b2b-a98e-afb5e5dd3968/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-88.i[916,929] [2023-11-12 00:57:22,515 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:57:22,541 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:57:22,542 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:57:22 WrapperNode [2023-11-12 00:57:22,547 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:57:22,549 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:57:22,549 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:57:22,550 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:57:22,558 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:57:22" (1/1) ... [2023-11-12 00:57:22,575 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:57:22" (1/1) ... [2023-11-12 00:57:22,648 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 269 [2023-11-12 00:57:22,649 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:57:22,650 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:57:22,650 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:57:22,650 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:57:22,663 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:57:22" (1/1) ... [2023-11-12 00:57:22,663 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:57:22" (1/1) ... [2023-11-12 00:57:22,677 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:57:22" (1/1) ... [2023-11-12 00:57:22,678 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:57:22" (1/1) ... [2023-11-12 00:57:22,700 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:57:22" (1/1) ... [2023-11-12 00:57:22,706 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:57:22" (1/1) ... [2023-11-12 00:57:22,713 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:57:22" (1/1) ... [2023-11-12 00:57:22,718 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:57:22" (1/1) ... [2023-11-12 00:57:22,728 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:57:22,729 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:57:22,729 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:57:22,730 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:57:22,731 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:57:22" (1/1) ... [2023-11-12 00:57:22,739 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:57:22,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_508dff0f-fa59-4b2b-a98e-afb5e5dd3968/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:57:22,792 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_508dff0f-fa59-4b2b-a98e-afb5e5dd3968/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:57:22,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_508dff0f-fa59-4b2b-a98e-afb5e5dd3968/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:57:22,840 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:57:22,841 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:57:22,841 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:57:22,841 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:57:22,842 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:57:22,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:57:23,004 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:57:23,007 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:57:23,908 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:57:24,734 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:57:24,734 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:57:24,738 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:57:24 BoogieIcfgContainer [2023-11-12 00:57:24,738 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:57:24,745 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:57:24,745 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:57:24,749 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:57:24,749 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:57:22" (1/3) ... [2023-11-12 00:57:24,752 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9a45608 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:57:24, skipping insertion in model container [2023-11-12 00:57:24,753 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:57:22" (2/3) ... [2023-11-12 00:57:24,754 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9a45608 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:57:24, skipping insertion in model container [2023-11-12 00:57:24,755 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:57:24" (3/3) ... [2023-11-12 00:57:24,756 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-88.i [2023-11-12 00:57:24,782 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:57:24,782 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:57:24,851 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:57:24,858 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;@5ffae0c7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:57:24,858 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:57:24,866 INFO L276 IsEmpty]: Start isEmpty. Operand has 53 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 23 states have internal predecessors, (25), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-12 00:57:24,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2023-11-12 00:57:24,887 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:57:24,887 INFO L195 NwaCegarLoop]: trace histogram [28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:57:24,888 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:57:24,893 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:57:24,894 INFO L85 PathProgramCache]: Analyzing trace with hash -1564030506, now seen corresponding path program 1 times [2023-11-12 00:57:24,903 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:57:24,904 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1820950310] [2023-11-12 00:57:24,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:57:24,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:57:25,230 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 00:57:25,231 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [220061555] [2023-11-12 00:57:25,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:57:25,232 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:57:25,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_508dff0f-fa59-4b2b-a98e-afb5e5dd3968/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:57:25,236 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_508dff0f-fa59-4b2b-a98e-afb5e5dd3968/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 00:57:25,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_508dff0f-fa59-4b2b-a98e-afb5e5dd3968/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-12 00:57:25,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:57:25,848 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 00:57:28,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:57:29,047 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-12 00:57:29,050 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-12 00:57:29,051 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-12 00:57:29,064 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_508dff0f-fa59-4b2b-a98e-afb5e5dd3968/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-12 00:57:29,263 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_508dff0f-fa59-4b2b-a98e-afb5e5dd3968/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:57:29,272 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-12 00:57:29,276 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 00:57:29,464 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 12:57:29 BoogieIcfgContainer [2023-11-12 00:57:29,464 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 00:57:29,465 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:57:29,465 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:57:29,465 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:57:29,466 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:57:24" (3/4) ... [2023-11-12 00:57:29,468 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 00:57:29,469 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:57:29,470 INFO L158 Benchmark]: Toolchain (without parser) took 7416.46ms. Allocated memory is still 180.4MB. Free memory was 133.5MB in the beginning and 55.3MB in the end (delta: 78.2MB). Peak memory consumption was 79.7MB. Max. memory is 16.1GB. [2023-11-12 00:57:29,471 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 146.8MB. Free memory was 87.7MB in the beginning and 87.5MB in the end (delta: 167.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:57:29,472 INFO L158 Benchmark]: CACSL2BoogieTranslator took 490.08ms. Allocated memory is still 180.4MB. Free memory was 132.8MB in the beginning and 116.7MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-12 00:57:29,474 INFO L158 Benchmark]: Boogie Procedure Inliner took 99.99ms. Allocated memory is still 180.4MB. Free memory was 116.7MB in the beginning and 111.9MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 00:57:29,478 INFO L158 Benchmark]: Boogie Preprocessor took 78.54ms. Allocated memory is still 180.4MB. Free memory was 111.9MB in the beginning and 109.2MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:57:29,480 INFO L158 Benchmark]: RCFGBuilder took 2009.47ms. Allocated memory is still 180.4MB. Free memory was 109.2MB in the beginning and 117.3MB in the end (delta: -8.2MB). Peak memory consumption was 57.0MB. Max. memory is 16.1GB. [2023-11-12 00:57:29,481 INFO L158 Benchmark]: TraceAbstraction took 4719.53ms. Allocated memory is still 180.4MB. Free memory was 117.3MB in the beginning and 55.3MB in the end (delta: 62.0MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2023-11-12 00:57:29,481 INFO L158 Benchmark]: Witness Printer took 4.43ms. Allocated memory is still 180.4MB. Free memory is still 55.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:57:29,489 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 146.8MB. Free memory was 87.7MB in the beginning and 87.5MB in the end (delta: 167.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 490.08ms. Allocated memory is still 180.4MB. Free memory was 132.8MB in the beginning and 116.7MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 99.99ms. Allocated memory is still 180.4MB. Free memory was 116.7MB in the beginning and 111.9MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 78.54ms. Allocated memory is still 180.4MB. Free memory was 111.9MB in the beginning and 109.2MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 2009.47ms. Allocated memory is still 180.4MB. Free memory was 109.2MB in the beginning and 117.3MB in the end (delta: -8.2MB). Peak memory consumption was 57.0MB. Max. memory is 16.1GB. * TraceAbstraction took 4719.53ms. Allocated memory is still 180.4MB. Free memory was 117.3MB in the beginning and 55.3MB in the end (delta: 62.0MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. * Witness Printer took 4.43ms. Allocated memory is still 180.4MB. Free memory is still 55.3MB. 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 shiftLeft at line 131, overapproximation of shiftRight at line 135, overapproximation of bitwiseAnd at line 88, overapproximation of someBinaryDOUBLEComparisonOperation at line 204, overapproximation of someBinaryArithmeticFLOAToperation at line 91. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = 128; [L23] float var_1_9 = 7.375; [L24] float var_1_11 = 0.6; [L25] float var_1_12 = 255.6; [L26] unsigned char var_1_13 = 0; [L27] float var_1_14 = 5.875; [L28] signed long int var_1_15 = -128; [L29] unsigned long int var_1_16 = 8; [L30] unsigned long int var_1_18 = 1477246099; [L31] unsigned long int var_1_19 = 1364989049; [L32] unsigned char var_1_20 = 128; [L33] unsigned char var_1_21 = 1; [L34] float var_1_22 = 10000000.4; [L35] float var_1_24 = 100.875; [L36] signed short int var_1_25 = -4; [L37] unsigned char var_1_26 = 32; [L38] signed char var_1_27 = 16; [L39] signed char var_1_28 = -64; [L40] signed char var_1_29 = 2; [L41] signed char var_1_30 = -2; [L42] unsigned short int var_1_31 = 8; [L43] unsigned short int var_1_32 = 25791; [L44] float var_1_34 = 25.3; [L45] float var_1_35 = 4.5; [L46] unsigned char var_1_36 = 0; [L47] unsigned char var_1_37 = 0; [L48] unsigned char var_1_38 = 0; [L49] double var_1_39 = 256.5; [L50] signed short int last_1_var_1_1 = 128; [L51] float last_1_var_1_9 = 7.375; [L52] signed long int last_1_var_1_15 = -128; [L53] unsigned long int last_1_var_1_16 = 8; [L54] unsigned char last_1_var_1_20 = 128; [L55] signed short int last_1_var_1_25 = -4; [L56] signed char last_1_var_1_27 = 16; [L57] unsigned char last_1_var_1_36 = 0; [L208] isInitial = 1 [L209] FCALL initially() [L210] COND TRUE 1 [L211] CALL updateLastVariables() [L194] last_1_var_1_1 = var_1_1 [L195] last_1_var_1_9 = var_1_9 [L196] last_1_var_1_15 = var_1_15 [L197] last_1_var_1_16 = var_1_16 [L198] last_1_var_1_20 = var_1_20 [L199] last_1_var_1_25 = var_1_25 [L200] last_1_var_1_27 = var_1_27 [L201] last_1_var_1_36 = var_1_36 [L211] RET updateLastVariables() [L212] CALL updateVariables() [L148] var_1_11 = __VERIFIER_nondet_float() [L149] CALL assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854776000e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=1278/5, var_1_13=0, var_1_14=47/8, var_1_15=-128, var_1_16=8, var_1_18=1477246099, var_1_19=1364989049, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854776000e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=1278/5, var_1_13=0, var_1_14=47/8, var_1_15=-128, var_1_16=8, var_1_18=1477246099, var_1_19=1364989049, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L150] var_1_12 = __VERIFIER_nondet_float() [L151] CALL assume_abort_if_not((var_1_12 >= 0.0F && 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_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=0, var_1_14=47/8, var_1_15=-128, var_1_16=8, var_1_18=1477246099, var_1_19=1364989049, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not((var_1_12 >= 0.0F && 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_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=0, var_1_14=47/8, var_1_15=-128, var_1_16=8, var_1_18=1477246099, var_1_19=1364989049, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L152] var_1_13 = __VERIFIER_nondet_uchar() [L153] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=47/8, var_1_15=-128, var_1_16=8, var_1_18=1477246099, var_1_19=1364989049, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=47/8, var_1_15=-128, var_1_16=8, var_1_18=1477246099, var_1_19=1364989049, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L154] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=47/8, var_1_15=-128, var_1_16=8, var_1_18=1477246099, var_1_19=1364989049, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=47/8, var_1_15=-128, var_1_16=8, var_1_18=1477246099, var_1_19=1364989049, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L155] var_1_14 = __VERIFIER_nondet_float() [L156] CALL assume_abort_if_not((var_1_14 >= -922337.2036854765600e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=1477246099, var_1_19=1364989049, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not((var_1_14 >= -922337.2036854765600e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=1477246099, var_1_19=1364989049, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L157] var_1_18 = __VERIFIER_nondet_ulong() [L158] CALL assume_abort_if_not(var_1_18 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=1364989049, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_18 >= 1073741823) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=1364989049, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L159] CALL assume_abort_if_not(var_1_18 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=1364989049, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_18 <= 2147483647) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=1364989049, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L160] var_1_19 = __VERIFIER_nondet_ulong() [L161] CALL assume_abort_if_not(var_1_19 >= 1073741824) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_19 >= 1073741824) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L162] CALL assume_abort_if_not(var_1_19 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_19 <= 2147483647) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L163] var_1_21 = __VERIFIER_nondet_uchar() [L164] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=254, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=254, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L165] CALL assume_abort_if_not(var_1_21 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=254, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_21 <= 254) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=254, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L166] var_1_24 = __VERIFIER_nondet_float() [L167] CALL assume_abort_if_not((var_1_24 >= -922337.2036854765600e+13F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 9223372.036854765600e+12F && var_1_24 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=254, var_1_22=50000002/5, var_1_24=4, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not((var_1_24 >= -922337.2036854765600e+13F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 9223372.036854765600e+12F && var_1_24 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=254, var_1_22=50000002/5, var_1_24=4, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L168] var_1_26 = __VERIFIER_nondet_uchar() [L169] CALL assume_abort_if_not(var_1_26 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=254, var_1_22=50000002/5, var_1_24=4, var_1_25=-4, var_1_26=15, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_26 >= 0) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=254, var_1_22=50000002/5, var_1_24=4, var_1_25=-4, var_1_26=15, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L170] CALL assume_abort_if_not(var_1_26 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=254, var_1_22=50000002/5, var_1_24=4, var_1_25=-4, var_1_26=15, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_26 <= 255) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=254, var_1_22=50000002/5, var_1_24=4, var_1_25=-4, var_1_26=15, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L171] CALL assume_abort_if_not(var_1_26 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=254, var_1_22=50000002/5, var_1_24=4, var_1_25=-4, var_1_26=15, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_26 != 0) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=254, var_1_22=50000002/5, var_1_24=4, var_1_25=-4, var_1_26=15, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L172] var_1_28 = __VERIFIER_nondet_char() [L173] CALL assume_abort_if_not(var_1_28 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=254, var_1_22=50000002/5, var_1_24=4, var_1_25=-4, var_1_26=15, var_1_27=16, var_1_28=1, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_28 >= -127) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=254, var_1_22=50000002/5, var_1_24=4, var_1_25=-4, var_1_26=15, var_1_27=16, var_1_28=1, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L174] CALL assume_abort_if_not(var_1_28 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=254, var_1_22=50000002/5, var_1_24=4, var_1_25=-4, var_1_26=15, var_1_27=16, var_1_28=1, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_28 <= 126) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=254, var_1_22=50000002/5, var_1_24=4, var_1_25=-4, var_1_26=15, var_1_27=16, var_1_28=1, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L175] var_1_29 = __VERIFIER_nondet_char() [L176] CALL assume_abort_if_not(var_1_29 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=254, var_1_22=50000002/5, var_1_24=4, var_1_25=-4, var_1_26=15, var_1_27=16, var_1_28=1, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_29 >= 0) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=254, var_1_22=50000002/5, var_1_24=4, var_1_25=-4, var_1_26=15, var_1_27=16, var_1_28=1, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L177] CALL assume_abort_if_not(var_1_29 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=254, var_1_22=50000002/5, var_1_24=4, var_1_25=-4, var_1_26=15, var_1_27=16, var_1_28=1, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_29 <= 126) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=254, var_1_22=50000002/5, var_1_24=4, var_1_25=-4, var_1_26=15, var_1_27=16, var_1_28=1, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L178] var_1_30 = __VERIFIER_nondet_char() [L179] CALL assume_abort_if_not(var_1_30 >= -126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=254, var_1_22=50000002/5, var_1_24=4, var_1_25=-4, var_1_26=15, var_1_27=16, var_1_28=1, var_1_29=2, var_1_30=126, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_30 >= -126) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=254, var_1_22=50000002/5, var_1_24=4, var_1_25=-4, var_1_26=15, var_1_27=16, var_1_28=1, var_1_29=2, var_1_30=126, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L180] CALL assume_abort_if_not(var_1_30 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=254, var_1_22=50000002/5, var_1_24=4, var_1_25=-4, var_1_26=15, var_1_27=16, var_1_28=1, var_1_29=2, var_1_30=126, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_30 <= 126) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=254, var_1_22=50000002/5, var_1_24=4, var_1_25=-4, var_1_26=15, var_1_27=16, var_1_28=1, var_1_29=2, var_1_30=126, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L181] var_1_32 = __VERIFIER_nondet_ushort() [L182] CALL assume_abort_if_not(var_1_32 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=254, var_1_22=50000002/5, var_1_24=4, var_1_25=-4, var_1_26=15, var_1_27=16, var_1_28=1, var_1_29=2, var_1_30=126, var_1_31=8, var_1_32=32767, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_32 >= 16383) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=254, var_1_22=50000002/5, var_1_24=4, var_1_25=-4, var_1_26=15, var_1_27=16, var_1_28=1, var_1_29=2, var_1_30=126, var_1_31=8, var_1_32=32767, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L183] CALL assume_abort_if_not(var_1_32 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=254, var_1_22=50000002/5, var_1_24=4, var_1_25=-4, var_1_26=15, var_1_27=16, var_1_28=1, var_1_29=2, var_1_30=126, var_1_31=8, var_1_32=32767, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_32 <= 32767) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=254, var_1_22=50000002/5, var_1_24=4, var_1_25=-4, var_1_26=15, var_1_27=16, var_1_28=1, var_1_29=2, var_1_30=126, var_1_31=8, var_1_32=32767, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L184] var_1_35 = __VERIFIER_nondet_float() [L185] CALL assume_abort_if_not((var_1_35 >= 0.0F && var_1_35 <= -1.0e-20F) || (var_1_35 <= 9223372.036854765600e+12F && var_1_35 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=254, var_1_22=50000002/5, var_1_24=4, var_1_25=-4, var_1_26=15, var_1_27=16, var_1_28=1, var_1_29=2, var_1_30=126, var_1_31=8, var_1_32=32767, var_1_34=253/10, var_1_35=5, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not((var_1_35 >= 0.0F && var_1_35 <= -1.0e-20F) || (var_1_35 <= 9223372.036854765600e+12F && var_1_35 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=254, var_1_22=50000002/5, var_1_24=4, var_1_25=-4, var_1_26=15, var_1_27=16, var_1_28=1, var_1_29=2, var_1_30=126, var_1_31=8, var_1_32=32767, var_1_34=253/10, var_1_35=5, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L186] var_1_37 = __VERIFIER_nondet_uchar() [L187] CALL assume_abort_if_not(var_1_37 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=254, var_1_22=50000002/5, var_1_24=4, var_1_25=-4, var_1_26=15, var_1_27=16, var_1_28=1, var_1_29=2, var_1_30=126, var_1_31=8, var_1_32=32767, var_1_34=253/10, var_1_35=5, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not(var_1_37 >= 0) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=254, var_1_22=50000002/5, var_1_24=4, var_1_25=-4, var_1_26=15, var_1_27=16, var_1_28=1, var_1_29=2, var_1_30=126, var_1_31=8, var_1_32=32767, var_1_34=253/10, var_1_35=5, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L188] CALL assume_abort_if_not(var_1_37 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=254, var_1_22=50000002/5, var_1_24=4, var_1_25=-4, var_1_26=15, var_1_27=16, var_1_28=1, var_1_29=2, var_1_30=126, var_1_31=8, var_1_32=32767, var_1_34=253/10, var_1_35=5, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not(var_1_37 <= 0) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=254, var_1_22=50000002/5, var_1_24=4, var_1_25=-4, var_1_26=15, var_1_27=16, var_1_28=1, var_1_29=2, var_1_30=126, var_1_31=8, var_1_32=32767, var_1_34=253/10, var_1_35=5, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L189] var_1_38 = __VERIFIER_nondet_uchar() [L190] CALL assume_abort_if_not(var_1_38 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=254, var_1_22=50000002/5, var_1_24=4, var_1_25=-4, var_1_26=15, var_1_27=16, var_1_28=1, var_1_29=2, var_1_30=126, var_1_31=8, var_1_32=32767, var_1_34=253/10, var_1_35=5, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L190] RET assume_abort_if_not(var_1_38 >= 0) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=254, var_1_22=50000002/5, var_1_24=4, var_1_25=-4, var_1_26=15, var_1_27=16, var_1_28=1, var_1_29=2, var_1_30=126, var_1_31=8, var_1_32=32767, var_1_34=253/10, var_1_35=5, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L191] CALL assume_abort_if_not(var_1_38 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=254, var_1_22=50000002/5, var_1_24=4, var_1_25=-4, var_1_26=15, var_1_27=16, var_1_28=1, var_1_29=2, var_1_30=126, var_1_31=8, var_1_32=32767, var_1_34=253/10, var_1_35=5, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not(var_1_38 <= 0) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=254, var_1_22=50000002/5, var_1_24=4, var_1_25=-4, var_1_26=15, var_1_27=16, var_1_28=1, var_1_29=2, var_1_30=126, var_1_31=8, var_1_32=32767, var_1_34=253/10, var_1_35=5, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L212] RET updateVariables() [L213] CALL step() [L61] unsigned char stepLocal_6 = var_1_21; [L62] COND FALSE !(var_1_24 <= ((((last_1_var_1_9) > (var_1_14)) ? (last_1_var_1_9) : (var_1_14)))) [L69] var_1_25 = last_1_var_1_27 [L71] signed long int stepLocal_7 = last_1_var_1_15 - var_1_21; [L72] COND TRUE ! last_1_var_1_36 [L73] COND TRUE last_1_var_1_1 >= stepLocal_7 [L74] var_1_27 = var_1_28 [L81] unsigned char stepLocal_3 = var_1_12 >= var_1_14; [L82] COND FALSE !(var_1_12 <= (31.8f / 127.5f)) [L87] unsigned long int stepLocal_8 = 64u / var_1_18; [L88] EXPR var_1_21 & var_1_20 [L88] COND TRUE ((var_1_26 + var_1_29) * (var_1_21 & var_1_20)) >= stepLocal_8 [L89] var_1_31 = (var_1_21 + (var_1_32 - var_1_20)) [L91] var_1_34 = (var_1_35 - 10.6f) [L92] var_1_39 = var_1_35 [L93] signed long int stepLocal_2 = last_1_var_1_27; [L94] COND FALSE !((last_1_var_1_25 + last_1_var_1_20) == stepLocal_2) [L97] var_1_16 = last_1_var_1_20 [L99] signed short int stepLocal_10 = var_1_25; [L100] unsigned long int stepLocal_9 = var_1_16; [L101] COND TRUE 8 <= stepLocal_9 [L102] COND TRUE var_1_19 > stepLocal_10 [L103] var_1_36 = (var_1_37 || (var_1_13 && var_1_38)) [L108] signed long int stepLocal_1 = -2; [L109] COND FALSE !(\read(var_1_36)) [L124] unsigned short int stepLocal_0 = var_1_31; [L125] COND TRUE stepLocal_0 >= ((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20))) [L126] var_1_1 = ((((((var_1_27 + var_1_27) + var_1_27)) > (var_1_27)) ? (((var_1_27 + var_1_27) + var_1_27)) : (var_1_27))) [L130] COND FALSE !(var_1_20 >= ((((var_1_31) > (-64)) ? (var_1_31) : (-64)))) [L135] EXPR ((((var_1_31) > (var_1_31)) ? (var_1_31) : (var_1_31))) >> var_1_27 [L135] signed long int stepLocal_5 = ((((var_1_31) > (var_1_31)) ? (var_1_31) : (var_1_31))) >> var_1_27; [L136] signed long int stepLocal_4 = (var_1_1 - var_1_21) * var_1_27; [L137] COND FALSE !(stepLocal_4 <= ((var_1_1 + 25) - (var_1_18 - var_1_20))) [L144] var_1_22 = var_1_24 [L213] RET step() [L214] CALL, EXPR property() [L204] EXPR (((var_1_31 >= ((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) ? (var_1_1 == ((signed short int) ((((((var_1_27 + var_1_27) + var_1_27)) > (var_1_27)) ? (((var_1_27 + var_1_27) + var_1_27)) : (var_1_27))))) : (var_1_1 == ((signed short int) var_1_27))) && (var_1_36 ? ((-2 <= var_1_20) ? (((var_1_34 + 1.2f) == (var_1_11 - var_1_12)) ? (var_1_36 ? (var_1_9 == ((float) var_1_14)) : (var_1_9 == ((float) var_1_14))) : (var_1_9 == ((float) 64.5f))) : (var_1_9 == ((float) var_1_14))) : 1)) && ((var_1_20 >= ((((var_1_31) > (-64)) ? (var_1_31) : (-64)))) ? ((var_1_27 < (var_1_20 << var_1_27)) ? (var_1_15 == ((signed long int) ((((var_1_31) > (var_1_27)) ? (var_1_31) : (var_1_27))))) : 1) : 1) [L204] EXPR (var_1_20 >= ((((var_1_31) > (-64)) ? (var_1_31) : (-64)))) ? ((var_1_27 < (var_1_20 << var_1_27)) ? (var_1_15 == ((signed long int) ((((var_1_31) > (var_1_27)) ? (var_1_31) : (var_1_27))))) : 1) : 1 [L204] EXPR (((var_1_31 >= ((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) ? (var_1_1 == ((signed short int) ((((((var_1_27 + var_1_27) + var_1_27)) > (var_1_27)) ? (((var_1_27 + var_1_27) + var_1_27)) : (var_1_27))))) : (var_1_1 == ((signed short int) var_1_27))) && (var_1_36 ? ((-2 <= var_1_20) ? (((var_1_34 + 1.2f) == (var_1_11 - var_1_12)) ? (var_1_36 ? (var_1_9 == ((float) var_1_14)) : (var_1_9 == ((float) var_1_14))) : (var_1_9 == ((float) 64.5f))) : (var_1_9 == ((float) var_1_14))) : 1)) && ((var_1_20 >= ((((var_1_31) > (-64)) ? (var_1_31) : (-64)))) ? ((var_1_27 < (var_1_20 << var_1_27)) ? (var_1_15 == ((signed long int) ((((var_1_31) > (var_1_27)) ? (var_1_31) : (var_1_27))))) : 1) : 1) [L204] EXPR ((((((var_1_31 >= ((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) ? (var_1_1 == ((signed short int) ((((((var_1_27 + var_1_27) + var_1_27)) > (var_1_27)) ? (((var_1_27 + var_1_27) + var_1_27)) : (var_1_27))))) : (var_1_1 == ((signed short int) var_1_27))) && (var_1_36 ? ((-2 <= var_1_20) ? (((var_1_34 + 1.2f) == (var_1_11 - var_1_12)) ? (var_1_36 ? (var_1_9 == ((float) var_1_14)) : (var_1_9 == ((float) var_1_14))) : (var_1_9 == ((float) 64.5f))) : (var_1_9 == ((float) var_1_14))) : 1)) && ((var_1_20 >= ((((var_1_31) > (-64)) ? (var_1_31) : (-64)))) ? ((var_1_27 < (var_1_20 << var_1_27)) ? (var_1_15 == ((signed long int) ((((var_1_31) > (var_1_27)) ? (var_1_31) : (var_1_27))))) : 1) : 1)) && (((last_1_var_1_25 + last_1_var_1_20) == last_1_var_1_27) ? (var_1_16 == ((unsigned long int) ((var_1_18 + var_1_19) - last_1_var_1_20))) : (var_1_16 == ((unsigned long int) last_1_var_1_20)))) && ((var_1_12 <= (31.8f / 127.5f)) ? (((var_1_12 >= var_1_14) && last_1_var_1_36) ? (var_1_20 == ((unsigned char) var_1_21)) : 1) : 1)) && ((((var_1_1 - var_1_21) * var_1_27) <= ((var_1_1 + 25) - (var_1_18 - var_1_20))) ? (((((((var_1_31) > (var_1_31)) ? (var_1_31) : (var_1_31))) >> var_1_27) > var_1_21) ? (var_1_22 == ((float) var_1_24)) : (var_1_22 == ((float) var_1_24))) : (var_1_22 == ((float) var_1_24))) [L204] EXPR (((var_1_1 - var_1_21) * var_1_27) <= ((var_1_1 + 25) - (var_1_18 - var_1_20))) ? (((((((var_1_31) > (var_1_31)) ? (var_1_31) : (var_1_31))) >> var_1_27) > var_1_21) ? (var_1_22 == ((float) var_1_24)) : (var_1_22 == ((float) var_1_24))) : (var_1_22 == ((float) var_1_24)) [L204] EXPR ((((((var_1_31 >= ((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) ? (var_1_1 == ((signed short int) ((((((var_1_27 + var_1_27) + var_1_27)) > (var_1_27)) ? (((var_1_27 + var_1_27) + var_1_27)) : (var_1_27))))) : (var_1_1 == ((signed short int) var_1_27))) && (var_1_36 ? ((-2 <= var_1_20) ? (((var_1_34 + 1.2f) == (var_1_11 - var_1_12)) ? (var_1_36 ? (var_1_9 == ((float) var_1_14)) : (var_1_9 == ((float) var_1_14))) : (var_1_9 == ((float) 64.5f))) : (var_1_9 == ((float) var_1_14))) : 1)) && ((var_1_20 >= ((((var_1_31) > (-64)) ? (var_1_31) : (-64)))) ? ((var_1_27 < (var_1_20 << var_1_27)) ? (var_1_15 == ((signed long int) ((((var_1_31) > (var_1_27)) ? (var_1_31) : (var_1_27))))) : 1) : 1)) && (((last_1_var_1_25 + last_1_var_1_20) == last_1_var_1_27) ? (var_1_16 == ((unsigned long int) ((var_1_18 + var_1_19) - last_1_var_1_20))) : (var_1_16 == ((unsigned long int) last_1_var_1_20)))) && ((var_1_12 <= (31.8f / 127.5f)) ? (((var_1_12 >= var_1_14) && last_1_var_1_36) ? (var_1_20 == ((unsigned char) var_1_21)) : 1) : 1)) && ((((var_1_1 - var_1_21) * var_1_27) <= ((var_1_1 + 25) - (var_1_18 - var_1_20))) ? (((((((var_1_31) > (var_1_31)) ? (var_1_31) : (var_1_31))) >> var_1_27) > var_1_21) ? (var_1_22 == ((float) var_1_24)) : (var_1_22 == ((float) var_1_24))) : (var_1_22 == ((float) var_1_24))) [L204] EXPR (((((((((var_1_31 >= ((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) ? (var_1_1 == ((signed short int) ((((((var_1_27 + var_1_27) + var_1_27)) > (var_1_27)) ? (((var_1_27 + var_1_27) + var_1_27)) : (var_1_27))))) : (var_1_1 == ((signed short int) var_1_27))) && (var_1_36 ? ((-2 <= var_1_20) ? (((var_1_34 + 1.2f) == (var_1_11 - var_1_12)) ? (var_1_36 ? (var_1_9 == ((float) var_1_14)) : (var_1_9 == ((float) var_1_14))) : (var_1_9 == ((float) 64.5f))) : (var_1_9 == ((float) var_1_14))) : 1)) && ((var_1_20 >= ((((var_1_31) > (-64)) ? (var_1_31) : (-64)))) ? ((var_1_27 < (var_1_20 << var_1_27)) ? (var_1_15 == ((signed long int) ((((var_1_31) > (var_1_27)) ? (var_1_31) : (var_1_27))))) : 1) : 1)) && (((last_1_var_1_25 + last_1_var_1_20) == last_1_var_1_27) ? (var_1_16 == ((unsigned long int) ((var_1_18 + var_1_19) - last_1_var_1_20))) : (var_1_16 == ((unsigned long int) last_1_var_1_20)))) && ((var_1_12 <= (31.8f / 127.5f)) ? (((var_1_12 >= var_1_14) && last_1_var_1_36) ? (var_1_20 == ((unsigned char) var_1_21)) : 1) : 1)) && ((((var_1_1 - var_1_21) * var_1_27) <= ((var_1_1 + 25) - (var_1_18 - var_1_20))) ? (((((((var_1_31) > (var_1_31)) ? (var_1_31) : (var_1_31))) >> var_1_27) > var_1_21) ? (var_1_22 == ((float) var_1_24)) : (var_1_22 == ((float) var_1_24))) : (var_1_22 == ((float) var_1_24)))) && ((var_1_24 <= ((((last_1_var_1_9) > (var_1_14)) ? (last_1_var_1_9) : (var_1_14)))) ? ((var_1_21 != ((last_1_var_1_20 + last_1_var_1_27) / var_1_26)) ? (var_1_25 == ((signed short int) last_1_var_1_20)) : (var_1_25 == ((signed short int) last_1_var_1_16))) : (var_1_25 == ((signed short int) last_1_var_1_27)))) && ((! last_1_var_1_36) ? ((last_1_var_1_1 >= (last_1_var_1_15 - var_1_21)) ? (var_1_27 == ((signed char) var_1_28)) : (var_1_27 == ((signed char) (((((((((-2) < 0 ) ? -(-2) : (-2))) - var_1_29)) < (((((var_1_30) < 0 ) ? -(var_1_30) : (var_1_30))))) ? ((((((-2) < 0 ) ? -(-2) : (-2))) - var_1_29)) : (((((var_1_30) < 0 ) ? -(var_1_30) : (var_1_30))))))))) : (var_1_27 == ((signed char) var_1_29)))) && ((((var_1_26 + var_1_29) * (var_1_21 & var_1_20)) >= (64u / var_1_18)) ? (var_1_31 == ((unsigned short int) (var_1_21 + (var_1_32 - var_1_20)))) : 1) [L204-L205] return ((((((((((((var_1_31 >= ((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) ? (var_1_1 == ((signed short int) ((((((var_1_27 + var_1_27) + var_1_27)) > (var_1_27)) ? (((var_1_27 + var_1_27) + var_1_27)) : (var_1_27))))) : (var_1_1 == ((signed short int) var_1_27))) && (var_1_36 ? ((-2 <= var_1_20) ? (((var_1_34 + 1.2f) == (var_1_11 - var_1_12)) ? (var_1_36 ? (var_1_9 == ((float) var_1_14)) : (var_1_9 == ((float) var_1_14))) : (var_1_9 == ((float) 64.5f))) : (var_1_9 == ((float) var_1_14))) : 1)) && ((var_1_20 >= ((((var_1_31) > (-64)) ? (var_1_31) : (-64)))) ? ((var_1_27 < (var_1_20 << var_1_27)) ? (var_1_15 == ((signed long int) ((((var_1_31) > (var_1_27)) ? (var_1_31) : (var_1_27))))) : 1) : 1)) && (((last_1_var_1_25 + last_1_var_1_20) == last_1_var_1_27) ? (var_1_16 == ((unsigned long int) ((var_1_18 + var_1_19) - last_1_var_1_20))) : (var_1_16 == ((unsigned long int) last_1_var_1_20)))) && ((var_1_12 <= (31.8f / 127.5f)) ? (((var_1_12 >= var_1_14) && last_1_var_1_36) ? (var_1_20 == ((unsigned char) var_1_21)) : 1) : 1)) && ((((var_1_1 - var_1_21) * var_1_27) <= ((var_1_1 + 25) - (var_1_18 - var_1_20))) ? (((((((var_1_31) > (var_1_31)) ? (var_1_31) : (var_1_31))) >> var_1_27) > var_1_21) ? (var_1_22 == ((float) var_1_24)) : (var_1_22 == ((float) var_1_24))) : (var_1_22 == ((float) var_1_24)))) && ((var_1_24 <= ((((last_1_var_1_9) > (var_1_14)) ? (last_1_var_1_9) : (var_1_14)))) ? ((var_1_21 != ((last_1_var_1_20 + last_1_var_1_27) / var_1_26)) ? (var_1_25 == ((signed short int) last_1_var_1_20)) : (var_1_25 == ((signed short int) last_1_var_1_16))) : (var_1_25 == ((signed short int) last_1_var_1_27)))) && ((! last_1_var_1_36) ? ((last_1_var_1_1 >= (last_1_var_1_15 - var_1_21)) ? (var_1_27 == ((signed char) var_1_28)) : (var_1_27 == ((signed char) (((((((((-2) < 0 ) ? -(-2) : (-2))) - var_1_29)) < (((((var_1_30) < 0 ) ? -(var_1_30) : (var_1_30))))) ? ((((((-2) < 0 ) ? -(-2) : (-2))) - var_1_29)) : (((((var_1_30) < 0 ) ? -(var_1_30) : (var_1_30))))))))) : (var_1_27 == ((signed char) var_1_29)))) && ((((var_1_26 + var_1_29) * (var_1_21 & var_1_20)) >= (64u / var_1_18)) ? (var_1_31 == ((unsigned short int) (var_1_21 + (var_1_32 - var_1_20)))) : 1)) && (var_1_34 == ((float) (var_1_35 - 10.6f)))) && ((8 <= var_1_16) ? ((var_1_19 > var_1_25) ? (var_1_36 == ((unsigned char) (var_1_37 || (var_1_13 && var_1_38)))) : (var_1_36 == ((unsigned char) (! (! var_1_37))))) : 1)) && (var_1_39 == ((double) var_1_35)) ; [L214] RET, EXPR property() [L214] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=128, var_1_18=1073741823, var_1_19=2147483647, var_1_1=3, var_1_20=128, var_1_21=254, var_1_22=4, var_1_24=4, var_1_25=16, var_1_26=15, var_1_27=1, var_1_28=1, var_1_29=2, var_1_30=126, var_1_31=32893, var_1_32=32767, var_1_35=5, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=5, var_1_9=59/8] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=128, var_1_18=1073741823, var_1_19=2147483647, var_1_1=3, var_1_20=128, var_1_21=254, var_1_22=4, var_1_24=4, var_1_25=16, var_1_26=15, var_1_27=1, var_1_28=1, var_1_29=2, var_1_30=126, var_1_31=32893, var_1_32=32767, var_1_35=5, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=5, var_1_9=59/8] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 53 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.4s, OverallIterations: 1, TraceHistogramMax: 28, 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=53occurred 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, 0.6s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 104 NumberOfCodeBlocks, 104 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-12 00:57:29,553 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_508dff0f-fa59-4b2b-a98e-afb5e5dd3968/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_508dff0f-fa59-4b2b-a98e-afb5e5dd3968/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_508dff0f-fa59-4b2b-a98e-afb5e5dd3968/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_508dff0f-fa59-4b2b-a98e-afb5e5dd3968/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_508dff0f-fa59-4b2b-a98e-afb5e5dd3968/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-88.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_508dff0f-fa59-4b2b-a98e-afb5e5dd3968/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_508dff0f-fa59-4b2b-a98e-afb5e5dd3968/bin/utaipan-verify-NcY6lQBIFX --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0f173a1e127c6e1033e5b4dd17ed93bd9e595663c9235b403a3de8ffd3ad4687 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:57:32,318 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:57:32,463 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_508dff0f-fa59-4b2b-a98e-afb5e5dd3968/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-12 00:57:32,470 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:57:32,470 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:57:32,496 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:57:32,500 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:57:32,501 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:57:32,502 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:57:32,504 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:57:32,505 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:57:32,505 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:57:32,506 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:57:32,510 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:57:32,511 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:57:32,511 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:57:32,512 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:57:32,513 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:57:32,513 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:57:32,514 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:57:32,515 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:57:32,515 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:57:32,516 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:57:32,516 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:57:32,517 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:57:32,517 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:57:32,517 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:57:32,518 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:57:32,518 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:57:32,519 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:57:32,520 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:57:32,520 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 00:57:32,521 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:57:32,521 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:57:32,521 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:57:32,522 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:57:32,522 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:57:32,522 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:57:32,523 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:57:32,524 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:57:32,524 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:57:32,524 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:57:32,524 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_508dff0f-fa59-4b2b-a98e-afb5e5dd3968/bin/utaipan-verify-NcY6lQBIFX/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_508dff0f-fa59-4b2b-a98e-afb5e5dd3968/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0f173a1e127c6e1033e5b4dd17ed93bd9e595663c9235b403a3de8ffd3ad4687 [2023-11-12 00:57:33,022 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:57:33,047 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:57:33,050 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:57:33,052 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:57:33,052 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:57:33,054 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_508dff0f-fa59-4b2b-a98e-afb5e5dd3968/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-88.i [2023-11-12 00:57:36,329 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:57:36,620 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:57:36,621 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_508dff0f-fa59-4b2b-a98e-afb5e5dd3968/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-88.i [2023-11-12 00:57:36,637 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_508dff0f-fa59-4b2b-a98e-afb5e5dd3968/bin/utaipan-verify-NcY6lQBIFX/data/78bef864a/6f6ef9ae6e164191b2ba0b2f3fca5516/FLAG7442d47b3 [2023-11-12 00:57:36,652 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_508dff0f-fa59-4b2b-a98e-afb5e5dd3968/bin/utaipan-verify-NcY6lQBIFX/data/78bef864a/6f6ef9ae6e164191b2ba0b2f3fca5516 [2023-11-12 00:57:36,655 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:57:36,664 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:57:36,666 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:57:36,666 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:57:36,672 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:57:36,673 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:57:36" (1/1) ... [2023-11-12 00:57:36,674 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@531187d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:57:36, skipping insertion in model container [2023-11-12 00:57:36,674 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:57:36" (1/1) ... [2023-11-12 00:57:36,727 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:57:36,924 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_508dff0f-fa59-4b2b-a98e-afb5e5dd3968/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-88.i[916,929] [2023-11-12 00:57:37,051 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:57:37,079 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:57:37,093 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_508dff0f-fa59-4b2b-a98e-afb5e5dd3968/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-88.i[916,929] [2023-11-12 00:57:37,187 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:57:37,216 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:57:37,217 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:57:37 WrapperNode [2023-11-12 00:57:37,217 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:57:37,218 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:57:37,219 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:57:37,220 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:57:37,227 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:57:37" (1/1) ... [2023-11-12 00:57:37,258 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:57:37" (1/1) ... [2023-11-12 00:57:37,294 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 208 [2023-11-12 00:57:37,294 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:57:37,295 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:57:37,295 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:57:37,295 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:57:37,306 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:57:37" (1/1) ... [2023-11-12 00:57:37,307 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:57:37" (1/1) ... [2023-11-12 00:57:37,312 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:57:37" (1/1) ... [2023-11-12 00:57:37,313 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:57:37" (1/1) ... [2023-11-12 00:57:37,338 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:57:37" (1/1) ... [2023-11-12 00:57:37,342 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:57:37" (1/1) ... [2023-11-12 00:57:37,349 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:57:37" (1/1) ... [2023-11-12 00:57:37,358 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:57:37" (1/1) ... [2023-11-12 00:57:37,363 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:57:37,368 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:57:37,380 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:57:37,381 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:57:37,382 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:57:37" (1/1) ... [2023-11-12 00:57:37,388 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:57:37,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_508dff0f-fa59-4b2b-a98e-afb5e5dd3968/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:57:37,414 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_508dff0f-fa59-4b2b-a98e-afb5e5dd3968/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:57:37,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_508dff0f-fa59-4b2b-a98e-afb5e5dd3968/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:57:37,459 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:57:37,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:57:37,459 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:57:37,460 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:57:37,460 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:57:37,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:57:37,596 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:57:37,599 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:57:42,377 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:57:42,391 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:57:42,391 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:57:42,395 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:57:42 BoogieIcfgContainer [2023-11-12 00:57:42,395 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:57:42,400 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:57:42,401 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:57:42,404 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:57:42,405 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:57:36" (1/3) ... [2023-11-12 00:57:42,406 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4513d9ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:57:42, skipping insertion in model container [2023-11-12 00:57:42,406 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:57:37" (2/3) ... [2023-11-12 00:57:42,408 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4513d9ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:57:42, skipping insertion in model container [2023-11-12 00:57:42,409 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:57:42" (3/3) ... [2023-11-12 00:57:42,410 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-88.i [2023-11-12 00:57:42,432 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:57:42,432 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:57:42,517 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:57:42,525 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;@1a4ab842, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:57:42,525 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:57:42,532 INFO L276 IsEmpty]: Start isEmpty. Operand has 90 states, 59 states have (on average 1.4067796610169492) internal successors, (83), 60 states have internal predecessors, (83), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-12 00:57:42,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-11-12 00:57:42,558 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:57:42,560 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:57:42,563 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:57:42,571 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:57:42,571 INFO L85 PathProgramCache]: Analyzing trace with hash 1268979475, now seen corresponding path program 1 times [2023-11-12 00:57:42,592 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:57:42,593 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [702670224] [2023-11-12 00:57:42,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:57:42,594 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 00:57:42,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_508dff0f-fa59-4b2b-a98e-afb5e5dd3968/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:57:42,601 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_508dff0f-fa59-4b2b-a98e-afb5e5dd3968/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-12 00:57:42,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_508dff0f-fa59-4b2b-a98e-afb5e5dd3968/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-12 00:57:43,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:57:43,460 INFO L262 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-12 00:57:43,479 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:57:44,726 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-12 00:57:44,727 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:57:44,728 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:57:44,728 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [702670224] [2023-11-12 00:57:44,729 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [702670224] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:57:44,729 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:57:44,730 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 00:57:44,732 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1579470913] [2023-11-12 00:57:44,734 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:57:44,744 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-12 00:57:44,745 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:57:44,801 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-12 00:57:44,802 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-12 00:57:44,806 INFO L87 Difference]: Start difference. First operand has 90 states, 59 states have (on average 1.4067796610169492) internal successors, (83), 60 states have internal predecessors, (83), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-12 00:57:47,621 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.39s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:57:49,537 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.60s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:57:49,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:57:49,577 INFO L93 Difference]: Finished difference Result 296 states and 524 transitions. [2023-11-12 00:57:49,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-12 00:57:49,643 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 183 [2023-11-12 00:57:49,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:57:49,656 INFO L225 Difference]: With dead ends: 296 [2023-11-12 00:57:49,656 INFO L226 Difference]: Without dead ends: 209 [2023-11-12 00:57:49,660 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 183 GetRequests, 180 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-12 00:57:49,664 INFO L413 NwaCegarLoop]: 127 mSDtfsCounter, 168 mSDsluCounter, 254 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 65 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 168 SdHoareTripleChecker+Valid, 381 SdHoareTripleChecker+Invalid, 84 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2023-11-12 00:57:49,665 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [168 Valid, 381 Invalid, 84 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 18 Invalid, 1 Unknown, 0 Unchecked, 4.6s Time] [2023-11-12 00:57:49,679 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2023-11-12 00:57:49,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 166. [2023-11-12 00:57:49,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 166 states, 107 states have (on average 1.3177570093457944) internal successors, (141), 107 states have internal predecessors, (141), 56 states have call successors, (56), 2 states have call predecessors, (56), 2 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2023-11-12 00:57:49,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 253 transitions. [2023-11-12 00:57:49,750 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 253 transitions. Word has length 183 [2023-11-12 00:57:49,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:57:49,752 INFO L495 AbstractCegarLoop]: Abstraction has 166 states and 253 transitions. [2023-11-12 00:57:49,753 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-12 00:57:49,753 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 253 transitions. [2023-11-12 00:57:49,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-11-12 00:57:49,758 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:57:49,759 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:57:49,786 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_508dff0f-fa59-4b2b-a98e-afb5e5dd3968/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-12 00:57:49,982 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_508dff0f-fa59-4b2b-a98e-afb5e5dd3968/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 00:57:49,982 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:57:49,983 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:57:49,983 INFO L85 PathProgramCache]: Analyzing trace with hash 1360679990, now seen corresponding path program 1 times [2023-11-12 00:57:49,984 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:57:49,984 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1826886968] [2023-11-12 00:57:49,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:57:49,985 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 00:57:49,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_508dff0f-fa59-4b2b-a98e-afb5e5dd3968/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:57:49,986 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_508dff0f-fa59-4b2b-a98e-afb5e5dd3968/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-12 00:57:49,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_508dff0f-fa59-4b2b-a98e-afb5e5dd3968/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-12 00:57:50,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:57:50,555 INFO L262 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-12 00:57:50,566 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:57:54,354 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-12 00:57:54,354 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:57:54,354 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:57:54,355 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1826886968] [2023-11-12 00:57:54,355 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1826886968] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:57:54,355 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:57:54,355 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-12 00:57:54,356 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1833624839] [2023-11-12 00:57:54,356 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:57:54,358 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-12 00:57:54,358 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:57:54,359 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-12 00:57:54,359 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-12 00:57:54,359 INFO L87 Difference]: Start difference. First operand 166 states and 253 transitions. Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-12 00:57:56,748 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:57:59,511 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:57:59,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:57:59,585 INFO L93 Difference]: Finished difference Result 427 states and 651 transitions. [2023-11-12 00:57:59,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-12 00:57:59,586 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 184 [2023-11-12 00:57:59,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:57:59,595 INFO L225 Difference]: With dead ends: 427 [2023-11-12 00:57:59,595 INFO L226 Difference]: Without dead ends: 264 [2023-11-12 00:57:59,598 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 180 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-11-12 00:57:59,600 INFO L413 NwaCegarLoop]: 125 mSDtfsCounter, 92 mSDsluCounter, 291 mSDsCounter, 0 mSdLazyCounter, 106 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 92 SdHoareTripleChecker+Valid, 416 SdHoareTripleChecker+Invalid, 163 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 106 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2023-11-12 00:57:59,602 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [92 Valid, 416 Invalid, 163 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 106 Invalid, 0 Unknown, 0 Unchecked, 5.1s Time] [2023-11-12 00:57:59,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 264 states. [2023-11-12 00:57:59,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 264 to 228. [2023-11-12 00:57:59,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 228 states, 140 states have (on average 1.2785714285714285) internal successors, (179), 140 states have internal predecessors, (179), 84 states have call successors, (84), 3 states have call predecessors, (84), 3 states have return successors, (84), 84 states have call predecessors, (84), 84 states have call successors, (84) [2023-11-12 00:57:59,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 347 transitions. [2023-11-12 00:57:59,680 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 347 transitions. Word has length 184 [2023-11-12 00:57:59,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:57:59,682 INFO L495 AbstractCegarLoop]: Abstraction has 228 states and 347 transitions. [2023-11-12 00:57:59,682 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-12 00:57:59,682 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 347 transitions. [2023-11-12 00:57:59,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-11-12 00:57:59,686 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:57:59,686 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:57:59,715 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_508dff0f-fa59-4b2b-a98e-afb5e5dd3968/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-12 00:57:59,887 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_508dff0f-fa59-4b2b-a98e-afb5e5dd3968/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 00:57:59,887 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:57:59,888 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:57:59,888 INFO L85 PathProgramCache]: Analyzing trace with hash 349562740, now seen corresponding path program 1 times [2023-11-12 00:57:59,889 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:57:59,889 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [323401238] [2023-11-12 00:57:59,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:57:59,890 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 00:57:59,890 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_508dff0f-fa59-4b2b-a98e-afb5e5dd3968/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:57:59,891 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_508dff0f-fa59-4b2b-a98e-afb5e5dd3968/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-12 00:57:59,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_508dff0f-fa59-4b2b-a98e-afb5e5dd3968/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-12 00:58:00,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:58:00,409 INFO L262 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-12 00:58:00,416 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:58:01,397 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-12 00:58:01,398 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:58:01,398 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:58:01,398 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [323401238] [2023-11-12 00:58:01,399 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [323401238] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:58:01,399 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:58:01,399 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-12 00:58:01,400 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1565986620] [2023-11-12 00:58:01,400 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:58:01,401 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-12 00:58:01,401 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:58:01,402 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-12 00:58:01,403 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-12 00:58:01,403 INFO L87 Difference]: Start difference. First operand 228 states and 347 transitions. Second operand has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 5 states have internal predecessors, (47), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-12 00:58:04,193 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:58:06,900 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:58:09,606 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:58:11,657 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.98s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:58:13,956 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:58:14,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:58:14,083 INFO L93 Difference]: Finished difference Result 916 states and 1403 transitions. [2023-11-12 00:58:14,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-12 00:58:14,084 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 5 states have internal predecessors, (47), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 184 [2023-11-12 00:58:14,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:58:14,093 INFO L225 Difference]: With dead ends: 916 [2023-11-12 00:58:14,093 INFO L226 Difference]: Without dead ends: 753 [2023-11-12 00:58:14,095 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 188 GetRequests, 179 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2023-11-12 00:58:14,096 INFO L413 NwaCegarLoop]: 200 mSDtfsCounter, 470 mSDsluCounter, 743 mSDsCounter, 0 mSdLazyCounter, 116 mSolverCounterSat, 113 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 470 SdHoareTripleChecker+Valid, 943 SdHoareTripleChecker+Invalid, 231 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 113 IncrementalHoareTripleChecker+Valid, 116 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.4s IncrementalHoareTripleChecker+Time [2023-11-12 00:58:14,097 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [470 Valid, 943 Invalid, 231 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [113 Valid, 116 Invalid, 2 Unknown, 0 Unchecked, 12.4s Time] [2023-11-12 00:58:14,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 753 states. [2023-11-12 00:58:14,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 753 to 397. [2023-11-12 00:58:14,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 397 states, 251 states have (on average 1.298804780876494) internal successors, (326), 251 states have internal predecessors, (326), 140 states have call successors, (140), 5 states have call predecessors, (140), 5 states have return successors, (140), 140 states have call predecessors, (140), 140 states have call successors, (140) [2023-11-12 00:58:14,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 397 states and 606 transitions. [2023-11-12 00:58:14,221 INFO L78 Accepts]: Start accepts. Automaton has 397 states and 606 transitions. Word has length 184 [2023-11-12 00:58:14,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:58:14,223 INFO L495 AbstractCegarLoop]: Abstraction has 397 states and 606 transitions. [2023-11-12 00:58:14,224 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 5 states have internal predecessors, (47), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-12 00:58:14,224 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 606 transitions. [2023-11-12 00:58:14,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-11-12 00:58:14,236 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:58:14,236 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:58:14,257 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_508dff0f-fa59-4b2b-a98e-afb5e5dd3968/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-12 00:58:14,452 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_508dff0f-fa59-4b2b-a98e-afb5e5dd3968/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 00:58:14,452 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:58:14,453 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:58:14,453 INFO L85 PathProgramCache]: Analyzing trace with hash -1425558841, now seen corresponding path program 1 times [2023-11-12 00:58:14,453 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:58:14,454 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [410379481] [2023-11-12 00:58:14,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:58:14,454 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 00:58:14,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_508dff0f-fa59-4b2b-a98e-afb5e5dd3968/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:58:14,455 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_508dff0f-fa59-4b2b-a98e-afb5e5dd3968/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-12 00:58:14,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_508dff0f-fa59-4b2b-a98e-afb5e5dd3968/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-12 00:58:14,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:58:15,002 INFO L262 TraceCheckSpWp]: Trace formula consists of 310 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-12 00:58:15,017 INFO L285 TraceCheckSpWp]: Computing forward predicates...