./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-72.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de9a8f43-2b92-4c2d-8111-cfa250e6f941/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de9a8f43-2b92-4c2d-8111-cfa250e6f941/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de9a8f43-2b92-4c2d-8111-cfa250e6f941/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de9a8f43-2b92-4c2d-8111-cfa250e6f941/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-72.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de9a8f43-2b92-4c2d-8111-cfa250e6f941/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de9a8f43-2b92-4c2d-8111-cfa250e6f941/bin/utaipan-verify-t7M7D8N6sZ --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 6b261b46738dc0a9db26822637ec843da493e234cf769a01c10942fcb0315b00 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:16:04,605 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:16:04,695 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de9a8f43-2b92-4c2d-8111-cfa250e6f941/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 05:16:04,703 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:16:04,704 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:16:04,738 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:16:04,739 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:16:04,740 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:16:04,741 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:16:04,742 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:16:04,743 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:16:04,744 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:16:04,744 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:16:04,745 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 05:16:04,746 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:16:04,747 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:16:04,748 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 05:16:04,748 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 05:16:04,749 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:16:04,750 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 05:16:04,751 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 05:16:04,752 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 05:16:04,753 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:16:04,754 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:16:04,754 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:16:04,755 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 05:16:04,756 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:16:04,756 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:16:04,757 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:16:04,758 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:16:04,758 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:16:04,759 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:16:04,760 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:16:04,760 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:16:04,761 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:16:04,762 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:16:04,762 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:16:04,763 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:16:04,764 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:16:04,765 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:16:04,765 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 05:16:04,766 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 05:16:04,767 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:16:04,767 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:16:04,768 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:16:04,768 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_de9a8f43-2b92-4c2d-8111-cfa250e6f941/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de9a8f43-2b92-4c2d-8111-cfa250e6f941/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6b261b46738dc0a9db26822637ec843da493e234cf769a01c10942fcb0315b00 [2023-11-19 05:16:05,057 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:16:05,099 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:16:05,102 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:16:05,104 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:16:05,104 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:16:05,107 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de9a8f43-2b92-4c2d-8111-cfa250e6f941/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-72.i [2023-11-19 05:16:08,796 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:16:09,142 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:16:09,143 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de9a8f43-2b92-4c2d-8111-cfa250e6f941/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-72.i [2023-11-19 05:16:09,158 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de9a8f43-2b92-4c2d-8111-cfa250e6f941/bin/utaipan-verify-t7M7D8N6sZ/data/7755408ee/5665d87c2efc42fcb32e0304c841d7e8/FLAG711306473 [2023-11-19 05:16:09,177 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de9a8f43-2b92-4c2d-8111-cfa250e6f941/bin/utaipan-verify-t7M7D8N6sZ/data/7755408ee/5665d87c2efc42fcb32e0304c841d7e8 [2023-11-19 05:16:09,187 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:16:09,189 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:16:09,192 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:16:09,192 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:16:09,198 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:16:09,199 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:16:09" (1/1) ... [2023-11-19 05:16:09,200 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f699e66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:09, skipping insertion in model container [2023-11-19 05:16:09,201 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:16:09" (1/1) ... [2023-11-19 05:16:09,267 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:16:09,456 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_de9a8f43-2b92-4c2d-8111-cfa250e6f941/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-72.i[916,929] [2023-11-19 05:16:09,561 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:16:09,577 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:16:09,592 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_de9a8f43-2b92-4c2d-8111-cfa250e6f941/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-72.i[916,929] [2023-11-19 05:16:09,659 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:16:09,679 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:16:09,679 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:09 WrapperNode [2023-11-19 05:16:09,680 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:16:09,681 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:16:09,681 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:16:09,681 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:16:09,690 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:09" (1/1) ... [2023-11-19 05:16:09,707 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:09" (1/1) ... [2023-11-19 05:16:09,794 INFO L138 Inliner]: procedures = 26, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 294 [2023-11-19 05:16:09,795 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:16:09,796 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:16:09,796 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:16:09,796 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:16:09,808 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:09" (1/1) ... [2023-11-19 05:16:09,809 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:09" (1/1) ... [2023-11-19 05:16:09,816 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:09" (1/1) ... [2023-11-19 05:16:09,816 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:09" (1/1) ... [2023-11-19 05:16:09,855 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:09" (1/1) ... [2023-11-19 05:16:09,862 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:09" (1/1) ... [2023-11-19 05:16:09,867 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:09" (1/1) ... [2023-11-19 05:16:09,872 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:09" (1/1) ... [2023-11-19 05:16:09,881 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:16:09,883 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:16:09,883 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:16:09,883 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:16:09,884 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:09" (1/1) ... [2023-11-19 05:16:09,892 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:16:09,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de9a8f43-2b92-4c2d-8111-cfa250e6f941/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:16:09,925 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de9a8f43-2b92-4c2d-8111-cfa250e6f941/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:16:09,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de9a8f43-2b92-4c2d-8111-cfa250e6f941/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:16:09,988 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:16:09,989 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:16:09,989 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:16:09,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 05:16:09,990 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:16:09,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:16:10,153 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:16:10,157 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:16:11,036 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:16:11,828 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:16:11,828 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:16:11,835 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:16:11 BoogieIcfgContainer [2023-11-19 05:16:11,836 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:16:11,840 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:16:11,840 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:16:11,844 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:16:11,845 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:16:09" (1/3) ... [2023-11-19 05:16:11,846 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f702596 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:16:11, skipping insertion in model container [2023-11-19 05:16:11,847 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:09" (2/3) ... [2023-11-19 05:16:11,849 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f702596 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:16:11, skipping insertion in model container [2023-11-19 05:16:11,850 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:16:11" (3/3) ... [2023-11-19 05:16:11,851 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-72.i [2023-11-19 05:16:11,877 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:16:11,878 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:16:11,962 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:16:11,973 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;@36fd82c9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:16:11,974 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:16:11,979 INFO L276 IsEmpty]: Start isEmpty. Operand has 53 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 22 states have internal predecessors, (24), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-19 05:16:11,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2023-11-19 05:16:11,999 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:16:12,000 INFO L195 NwaCegarLoop]: trace histogram [29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:16:12,001 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:16:12,007 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:16:12,007 INFO L85 PathProgramCache]: Analyzing trace with hash 844930198, now seen corresponding path program 1 times [2023-11-19 05:16:12,018 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:16:12,018 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [224523680] [2023-11-19 05:16:12,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:16:12,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:16:12,336 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 05:16:12,337 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1210585408] [2023-11-19 05:16:12,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:16:12,338 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:16:12,338 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de9a8f43-2b92-4c2d-8111-cfa250e6f941/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:16:12,341 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de9a8f43-2b92-4c2d-8111-cfa250e6f941/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 05:16:12,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de9a8f43-2b92-4c2d-8111-cfa250e6f941/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 05:16:12,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:16:12,732 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 05:16:12,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:16:13,037 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 05:16:13,040 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 05:16:13,042 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 05:16:13,060 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de9a8f43-2b92-4c2d-8111-cfa250e6f941/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-19 05:16:13,253 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de9a8f43-2b92-4c2d-8111-cfa250e6f941/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-19 05:16:13,260 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 05:16:13,265 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 05:16:13,487 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 05:16:13 BoogieIcfgContainer [2023-11-19 05:16:13,488 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 05:16:13,489 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 05:16:13,489 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 05:16:13,489 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 05:16:13,490 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:16:11" (3/4) ... [2023-11-19 05:16:13,493 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 05:16:13,494 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 05:16:13,496 INFO L158 Benchmark]: Toolchain (without parser) took 4306.57ms. Allocated memory was 134.2MB in the beginning and 209.7MB in the end (delta: 75.5MB). Free memory was 87.4MB in the beginning and 165.3MB in the end (delta: -77.9MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:16:13,496 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 134.2MB. Free memory is still 73.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:16:13,497 INFO L158 Benchmark]: CACSL2BoogieTranslator took 488.05ms. Allocated memory is still 134.2MB. Free memory was 87.2MB in the beginning and 70.4MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 05:16:13,498 INFO L158 Benchmark]: Boogie Procedure Inliner took 114.31ms. Allocated memory was 134.2MB in the beginning and 174.1MB in the end (delta: 39.8MB). Free memory was 70.4MB in the beginning and 142.5MB in the end (delta: -72.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 05:16:13,499 INFO L158 Benchmark]: Boogie Preprocessor took 86.10ms. Allocated memory is still 174.1MB. Free memory was 142.5MB in the beginning and 141.0MB in the end (delta: 1.5MB). Peak memory consumption was 6.9MB. Max. memory is 16.1GB. [2023-11-19 05:16:13,500 INFO L158 Benchmark]: RCFGBuilder took 1953.35ms. Allocated memory is still 174.1MB. Free memory was 141.0MB in the beginning and 121.8MB in the end (delta: 19.2MB). Peak memory consumption was 75.5MB. Max. memory is 16.1GB. [2023-11-19 05:16:13,501 INFO L158 Benchmark]: TraceAbstraction took 1647.96ms. Allocated memory was 174.1MB in the beginning and 209.7MB in the end (delta: 35.7MB). Free memory was 120.7MB in the beginning and 166.4MB in the end (delta: -45.6MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2023-11-19 05:16:13,502 INFO L158 Benchmark]: Witness Printer took 5.63ms. Allocated memory is still 209.7MB. Free memory was 166.4MB in the beginning and 165.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 05:16:13,507 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 134.2MB. Free memory is still 73.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 488.05ms. Allocated memory is still 134.2MB. Free memory was 87.2MB in the beginning and 70.4MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 114.31ms. Allocated memory was 134.2MB in the beginning and 174.1MB in the end (delta: 39.8MB). Free memory was 70.4MB in the beginning and 142.5MB in the end (delta: -72.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 86.10ms. Allocated memory is still 174.1MB. Free memory was 142.5MB in the beginning and 141.0MB in the end (delta: 1.5MB). Peak memory consumption was 6.9MB. Max. memory is 16.1GB. * RCFGBuilder took 1953.35ms. Allocated memory is still 174.1MB. Free memory was 141.0MB in the beginning and 121.8MB in the end (delta: 19.2MB). Peak memory consumption was 75.5MB. Max. memory is 16.1GB. * TraceAbstraction took 1647.96ms. Allocated memory was 174.1MB in the beginning and 209.7MB in the end (delta: 35.7MB). Free memory was 120.7MB in the beginning and 166.4MB in the end (delta: -45.6MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. * Witness Printer took 5.63ms. Allocated memory is still 209.7MB. Free memory was 166.4MB in the beginning and 165.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. 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 shiftRight at line 122, overapproximation of someBinaryFLOATComparisonOperation at line 72, overapproximation of bitwiseOr at line 62, overapproximation of bitwiseAnd at line 114, overapproximation of someBinaryDOUBLEComparisonOperation at line 106, overapproximation of someUnaryFLOAToperation at line 79, overapproximation of someBinaryArithmeticFLOAToperation at line 102. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 0; [L23] unsigned char var_1_4 = 0; [L24] unsigned char var_1_5 = 0; [L25] unsigned char var_1_6 = 0; [L26] unsigned char var_1_7 = 0; [L27] signed short int var_1_8 = -16; [L28] signed long int var_1_12 = -10; [L29] double var_1_14 = 127.8; [L30] double var_1_15 = 1.375; [L31] unsigned char var_1_19 = 1; [L32] float var_1_20 = 10.4; [L33] float var_1_21 = 3.075; [L34] double var_1_22 = 64.375; [L35] signed char var_1_23 = 16; [L36] signed char var_1_24 = 64; [L37] signed char var_1_25 = 0; [L38] double var_1_26 = 255.125; [L39] unsigned short int var_1_27 = 128; [L40] unsigned char var_1_28 = 1; [L41] unsigned short int var_1_29 = 128; [L42] unsigned short int var_1_30 = 49567; [L43] unsigned short int var_1_31 = 100; [L44] unsigned short int var_1_32 = 0; [L45] unsigned short int var_1_33 = 1; [L46] unsigned short int var_1_34 = 4; [L47] unsigned short int var_1_35 = 0; [L48] unsigned long int var_1_36 = 16; [L49] signed short int last_1_var_1_8 = -16; [L50] signed long int last_1_var_1_12 = -10; [L51] float last_1_var_1_20 = 10.4; [L52] signed char last_1_var_1_23 = 16; [L53] unsigned char last_1_var_1_28 = 1; [L54] unsigned short int last_1_var_1_29 = 128; [L55] unsigned long int last_1_var_1_36 = 16; [L204] isInitial = 1 [L205] FCALL initially() [L206] COND TRUE 1 [L207] CALL updateLastVariables() [L191] last_1_var_1_8 = var_1_8 [L192] last_1_var_1_12 = var_1_12 [L193] last_1_var_1_20 = var_1_20 [L194] last_1_var_1_23 = var_1_23 [L195] last_1_var_1_28 = var_1_28 [L196] last_1_var_1_29 = var_1_29 [L197] last_1_var_1_36 = var_1_36 [L207] RET updateLastVariables() [L208] CALL updateVariables() [L145] var_1_4 = __VERIFIER_nondet_uchar() [L146] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=639/5, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=639/5, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L147] CALL assume_abort_if_not(var_1_4 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=639/5, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_4 <= 0) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=639/5, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L148] var_1_5 = __VERIFIER_nondet_uchar() [L149] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=639/5, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=639/5, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L150] CALL assume_abort_if_not(var_1_5 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=639/5, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_5 <= 0) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=639/5, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L151] var_1_6 = __VERIFIER_nondet_uchar() [L152] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=639/5, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=639/5, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L153] CALL assume_abort_if_not(var_1_6 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=639/5, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_6 <= 0) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=639/5, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L154] var_1_7 = __VERIFIER_nondet_uchar() [L155] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=639/5, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=639/5, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L156] CALL assume_abort_if_not(var_1_7 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=639/5, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_7 <= 0) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=639/5, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L157] var_1_14 = __VERIFIER_nondet_double() [L158] CALL assume_abort_if_not((var_1_14 >= -922337.2036854776000e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not((var_1_14 >= -922337.2036854776000e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L159] CALL assume_abort_if_not(var_1_14 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_14 != 0.0F) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L160] var_1_15 = __VERIFIER_nondet_double() [L161] CALL assume_abort_if_not((var_1_15 >= -922337.2036854776000e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not((var_1_15 >= -922337.2036854776000e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L162] CALL assume_abort_if_not(var_1_15 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_15 != 0.0F) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L163] var_1_21 = __VERIFIER_nondet_float() [L164] CALL assume_abort_if_not((var_1_21 >= -461168.6018427382800e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=515/8, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not((var_1_21 >= -461168.6018427382800e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=515/8, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L165] var_1_24 = __VERIFIER_nondet_char() [L166] CALL assume_abort_if_not(var_1_24 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=515/8, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_24 >= 63) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=515/8, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L167] CALL assume_abort_if_not(var_1_24 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=515/8, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_24 <= 126) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=515/8, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L168] var_1_25 = __VERIFIER_nondet_char() [L169] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=515/8, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=63, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=515/8, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=63, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L170] CALL assume_abort_if_not(var_1_25 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=515/8, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=63, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_25 <= 63) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=515/8, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=63, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L171] var_1_30 = __VERIFIER_nondet_ushort() [L172] CALL assume_abort_if_not(var_1_30 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=515/8, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=63, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_30 >= 32767) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=515/8, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=63, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L173] CALL assume_abort_if_not(var_1_30 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=515/8, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=63, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_30 <= 65534) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=515/8, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=63, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L174] var_1_31 = __VERIFIER_nondet_ushort() [L175] CALL assume_abort_if_not(var_1_31 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=515/8, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=63, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_31=0, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_31 >= 0) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=515/8, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=63, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_31=0, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L176] CALL assume_abort_if_not(var_1_31 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=515/8, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=63, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_31=0, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_31 <= 65534) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=515/8, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=63, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_31=0, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L177] var_1_32 = __VERIFIER_nondet_ushort() [L178] CALL assume_abort_if_not(var_1_32 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=515/8, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=63, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_31=0, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_32 >= 0) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=515/8, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=63, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_31=0, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L179] CALL assume_abort_if_not(var_1_32 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=515/8, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=63, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_31=0, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_32 <= 65534) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=515/8, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=63, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_31=0, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L180] var_1_33 = __VERIFIER_nondet_ushort() [L181] CALL assume_abort_if_not(var_1_33 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=515/8, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=63, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_33 >= 0) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=515/8, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=63, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L182] CALL assume_abort_if_not(var_1_33 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=515/8, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=63, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_33 <= 65534) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=515/8, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=63, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L183] var_1_34 = __VERIFIER_nondet_ushort() [L184] CALL assume_abort_if_not(var_1_34 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=515/8, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=63, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=63, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_34 >= 0) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=515/8, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=63, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=63, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L185] CALL assume_abort_if_not(var_1_34 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=515/8, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=63, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=63, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_34 <= 32767) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=515/8, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=63, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=63, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L186] var_1_35 = __VERIFIER_nondet_ushort() [L187] CALL assume_abort_if_not(var_1_35 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=515/8, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=63, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=63, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not(var_1_35 >= 0) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=515/8, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=63, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=63, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L188] CALL assume_abort_if_not(var_1_35 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=515/8, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=63, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=63, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not(var_1_35 <= 32767) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=2, var_1_15=3, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=515/8, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=63, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=63, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L208] RET updateVariables() [L209] CALL step() [L59] signed long int stepLocal_7 = last_1_var_1_23 + var_1_24; [L60] signed long int stepLocal_6 = last_1_var_1_23; [L61] COND FALSE !(\read(var_1_7)) [L70] var_1_28 = 0 [L72] unsigned char stepLocal_5 = var_1_21 != last_1_var_1_20; [L73] COND FALSE !((var_1_6 || last_1_var_1_28) && stepLocal_5) [L76] var_1_23 = (var_1_25 - var_1_24) [L78] COND FALSE !(\read(var_1_5)) [L81] var_1_26 = var_1_21 [L83] var_1_27 = var_1_24 [L84] COND FALSE !(\read(var_1_28)) [L87] var_1_8 = var_1_23 [L89] unsigned char stepLocal_3 = var_1_27 < (var_1_23 >> 25); [L90] unsigned short int stepLocal_2 = var_1_27; [L91] COND FALSE !(stepLocal_3 && var_1_6) [L98] var_1_19 = var_1_7 [L100] signed long int stepLocal_4 = last_1_var_1_8; [L101] COND FALSE !(last_1_var_1_23 <= stepLocal_4) [L104] var_1_20 = var_1_21 [L106] COND TRUE var_1_20 > var_1_15 [L107] var_1_22 = var_1_21 [L109] COND FALSE !(var_1_20 < var_1_14) [L112] var_1_29 = ((((var_1_24) > ((((((var_1_25) > (var_1_34)) ? (var_1_25) : (var_1_34))) + var_1_35))) ? (var_1_24) : ((((((var_1_25) > (var_1_34)) ? (var_1_25) : (var_1_34))) + var_1_35)))) [L114] EXPR (var_1_23 * var_1_23) & var_1_8 [L114] signed long int stepLocal_1 = (var_1_23 * var_1_23) & var_1_8; [L115] COND FALSE !((var_1_22 / ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15)))) >= (var_1_20 * var_1_26)) [L122] EXPR var_1_23 >> last_1_var_1_12 [L122] COND FALSE !((var_1_23 >> last_1_var_1_12) > stepLocal_1) [L125] var_1_12 = var_1_23 [L128] unsigned char stepLocal_0 = var_1_28; [L129] COND FALSE !(stepLocal_0 || var_1_19) [L132] var_1_1 = (var_1_4 && ((var_1_5 || var_1_6) || var_1_7)) [L134] COND TRUE (var_1_12 < (var_1_33 + var_1_30)) || (256 > last_1_var_1_36) [L135] var_1_36 = var_1_30 [L209] RET step() [L210] CALL, EXPR property() [L200] EXPR (((var_1_28 || var_1_19) ? (var_1_1 == ((unsigned char) (var_1_19 && var_1_4))) : (var_1_1 == ((unsigned char) (var_1_4 && ((var_1_5 || var_1_6) || var_1_7))))) && (var_1_28 ? (var_1_8 == ((signed short int) (((((-10000 + var_1_23)) < (((var_1_23 + 64) + var_1_23))) ? ((-10000 + var_1_23)) : (((var_1_23 + 64) + var_1_23)))))) : (var_1_8 == ((signed short int) var_1_23)))) && (((var_1_22 / ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15)))) >= (var_1_20 * var_1_26)) ? ((var_1_14 >= (var_1_15 * var_1_22)) ? (var_1_12 == ((signed long int) (var_1_23 + var_1_23))) : (var_1_12 == ((signed long int) (last_1_var_1_12 + var_1_23)))) : (((var_1_23 >> last_1_var_1_12) > ((var_1_23 * var_1_23) & var_1_8)) ? (var_1_12 == ((signed long int) var_1_23)) : (var_1_12 == ((signed long int) var_1_23)))) [L200] EXPR ((var_1_22 / ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15)))) >= (var_1_20 * var_1_26)) ? ((var_1_14 >= (var_1_15 * var_1_22)) ? (var_1_12 == ((signed long int) (var_1_23 + var_1_23))) : (var_1_12 == ((signed long int) (last_1_var_1_12 + var_1_23)))) : (((var_1_23 >> last_1_var_1_12) > ((var_1_23 * var_1_23) & var_1_8)) ? (var_1_12 == ((signed long int) var_1_23)) : (var_1_12 == ((signed long int) var_1_23))) [L200] EXPR var_1_23 >> last_1_var_1_12 [L200] EXPR (var_1_23 * var_1_23) & var_1_8 [L200] EXPR ((var_1_22 / ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15)))) >= (var_1_20 * var_1_26)) ? ((var_1_14 >= (var_1_15 * var_1_22)) ? (var_1_12 == ((signed long int) (var_1_23 + var_1_23))) : (var_1_12 == ((signed long int) (last_1_var_1_12 + var_1_23)))) : (((var_1_23 >> last_1_var_1_12) > ((var_1_23 * var_1_23) & var_1_8)) ? (var_1_12 == ((signed long int) var_1_23)) : (var_1_12 == ((signed long int) var_1_23))) [L200] EXPR (((var_1_28 || var_1_19) ? (var_1_1 == ((unsigned char) (var_1_19 && var_1_4))) : (var_1_1 == ((unsigned char) (var_1_4 && ((var_1_5 || var_1_6) || var_1_7))))) && (var_1_28 ? (var_1_8 == ((signed short int) (((((-10000 + var_1_23)) < (((var_1_23 + 64) + var_1_23))) ? ((-10000 + var_1_23)) : (((var_1_23 + 64) + var_1_23)))))) : (var_1_8 == ((signed short int) var_1_23)))) && (((var_1_22 / ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15)))) >= (var_1_20 * var_1_26)) ? ((var_1_14 >= (var_1_15 * var_1_22)) ? (var_1_12 == ((signed long int) (var_1_23 + var_1_23))) : (var_1_12 == ((signed long int) (last_1_var_1_12 + var_1_23)))) : (((var_1_23 >> last_1_var_1_12) > ((var_1_23 * var_1_23) & var_1_8)) ? (var_1_12 == ((signed long int) var_1_23)) : (var_1_12 == ((signed long int) var_1_23)))) [L200] EXPR ((((var_1_28 || var_1_19) ? (var_1_1 == ((unsigned char) (var_1_19 && var_1_4))) : (var_1_1 == ((unsigned char) (var_1_4 && ((var_1_5 || var_1_6) || var_1_7))))) && (var_1_28 ? (var_1_8 == ((signed short int) (((((-10000 + var_1_23)) < (((var_1_23 + 64) + var_1_23))) ? ((-10000 + var_1_23)) : (((var_1_23 + 64) + var_1_23)))))) : (var_1_8 == ((signed short int) var_1_23)))) && (((var_1_22 / ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15)))) >= (var_1_20 * var_1_26)) ? ((var_1_14 >= (var_1_15 * var_1_22)) ? (var_1_12 == ((signed long int) (var_1_23 + var_1_23))) : (var_1_12 == ((signed long int) (last_1_var_1_12 + var_1_23)))) : (((var_1_23 >> last_1_var_1_12) > ((var_1_23 * var_1_23) & var_1_8)) ? (var_1_12 == ((signed long int) var_1_23)) : (var_1_12 == ((signed long int) var_1_23))))) && (((var_1_27 < (var_1_23 >> 25)) && var_1_6) ? ((var_1_27 < (var_1_23 | var_1_23)) ? (var_1_19 == ((unsigned char) var_1_5)) : (var_1_19 == ((unsigned char) var_1_4))) : (var_1_19 == ((unsigned char) var_1_7))) [L200] EXPR ((var_1_27 < (var_1_23 >> 25)) && var_1_6) ? ((var_1_27 < (var_1_23 | var_1_23)) ? (var_1_19 == ((unsigned char) var_1_5)) : (var_1_19 == ((unsigned char) var_1_4))) : (var_1_19 == ((unsigned char) var_1_7)) [L200] EXPR ((((var_1_28 || var_1_19) ? (var_1_1 == ((unsigned char) (var_1_19 && var_1_4))) : (var_1_1 == ((unsigned char) (var_1_4 && ((var_1_5 || var_1_6) || var_1_7))))) && (var_1_28 ? (var_1_8 == ((signed short int) (((((-10000 + var_1_23)) < (((var_1_23 + 64) + var_1_23))) ? ((-10000 + var_1_23)) : (((var_1_23 + 64) + var_1_23)))))) : (var_1_8 == ((signed short int) var_1_23)))) && (((var_1_22 / ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15)))) >= (var_1_20 * var_1_26)) ? ((var_1_14 >= (var_1_15 * var_1_22)) ? (var_1_12 == ((signed long int) (var_1_23 + var_1_23))) : (var_1_12 == ((signed long int) (last_1_var_1_12 + var_1_23)))) : (((var_1_23 >> last_1_var_1_12) > ((var_1_23 * var_1_23) & var_1_8)) ? (var_1_12 == ((signed long int) var_1_23)) : (var_1_12 == ((signed long int) var_1_23))))) && (((var_1_27 < (var_1_23 >> 25)) && var_1_6) ? ((var_1_27 < (var_1_23 | var_1_23)) ? (var_1_19 == ((unsigned char) var_1_5)) : (var_1_19 == ((unsigned char) var_1_4))) : (var_1_19 == ((unsigned char) var_1_7))) [L200] EXPR ((((((((((var_1_28 || var_1_19) ? (var_1_1 == ((unsigned char) (var_1_19 && var_1_4))) : (var_1_1 == ((unsigned char) (var_1_4 && ((var_1_5 || var_1_6) || var_1_7))))) && (var_1_28 ? (var_1_8 == ((signed short int) (((((-10000 + var_1_23)) < (((var_1_23 + 64) + var_1_23))) ? ((-10000 + var_1_23)) : (((var_1_23 + 64) + var_1_23)))))) : (var_1_8 == ((signed short int) var_1_23)))) && (((var_1_22 / ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15)))) >= (var_1_20 * var_1_26)) ? ((var_1_14 >= (var_1_15 * var_1_22)) ? (var_1_12 == ((signed long int) (var_1_23 + var_1_23))) : (var_1_12 == ((signed long int) (last_1_var_1_12 + var_1_23)))) : (((var_1_23 >> last_1_var_1_12) > ((var_1_23 * var_1_23) & var_1_8)) ? (var_1_12 == ((signed long int) var_1_23)) : (var_1_12 == ((signed long int) var_1_23))))) && (((var_1_27 < (var_1_23 >> 25)) && var_1_6) ? ((var_1_27 < (var_1_23 | var_1_23)) ? (var_1_19 == ((unsigned char) var_1_5)) : (var_1_19 == ((unsigned char) var_1_4))) : (var_1_19 == ((unsigned char) var_1_7)))) && ((last_1_var_1_23 <= last_1_var_1_8) ? (var_1_20 == ((float) (var_1_21 + 10.4f))) : (var_1_20 == ((float) var_1_21)))) && ((var_1_20 > var_1_15) ? (var_1_22 == ((double) var_1_21)) : 1)) && (((var_1_6 || last_1_var_1_28) && (var_1_21 != last_1_var_1_20)) ? (var_1_23 == ((signed char) (-1 - (var_1_24 - var_1_25)))) : (var_1_23 == ((signed char) (var_1_25 - var_1_24))))) && (var_1_5 ? (var_1_26 == ((double) ((((var_1_21) < 0 ) ? -(var_1_21) : (var_1_21))))) : (var_1_26 == ((double) var_1_21)))) && (var_1_27 == ((unsigned short int) var_1_24))) && (var_1_7 ? (((last_1_var_1_23 + var_1_24) < (last_1_var_1_36 ^ last_1_var_1_29)) ? ((last_1_var_1_36 <= last_1_var_1_23) ? (var_1_28 == ((unsigned char) var_1_4)) : (var_1_28 == ((unsigned char) var_1_6))) : 1) : (var_1_28 == ((unsigned char) 0))) [L200-L201] return ((((((((((((var_1_28 || var_1_19) ? (var_1_1 == ((unsigned char) (var_1_19 && var_1_4))) : (var_1_1 == ((unsigned char) (var_1_4 && ((var_1_5 || var_1_6) || var_1_7))))) && (var_1_28 ? (var_1_8 == ((signed short int) (((((-10000 + var_1_23)) < (((var_1_23 + 64) + var_1_23))) ? ((-10000 + var_1_23)) : (((var_1_23 + 64) + var_1_23)))))) : (var_1_8 == ((signed short int) var_1_23)))) && (((var_1_22 / ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15)))) >= (var_1_20 * var_1_26)) ? ((var_1_14 >= (var_1_15 * var_1_22)) ? (var_1_12 == ((signed long int) (var_1_23 + var_1_23))) : (var_1_12 == ((signed long int) (last_1_var_1_12 + var_1_23)))) : (((var_1_23 >> last_1_var_1_12) > ((var_1_23 * var_1_23) & var_1_8)) ? (var_1_12 == ((signed long int) var_1_23)) : (var_1_12 == ((signed long int) var_1_23))))) && (((var_1_27 < (var_1_23 >> 25)) && var_1_6) ? ((var_1_27 < (var_1_23 | var_1_23)) ? (var_1_19 == ((unsigned char) var_1_5)) : (var_1_19 == ((unsigned char) var_1_4))) : (var_1_19 == ((unsigned char) var_1_7)))) && ((last_1_var_1_23 <= last_1_var_1_8) ? (var_1_20 == ((float) (var_1_21 + 10.4f))) : (var_1_20 == ((float) var_1_21)))) && ((var_1_20 > var_1_15) ? (var_1_22 == ((double) var_1_21)) : 1)) && (((var_1_6 || last_1_var_1_28) && (var_1_21 != last_1_var_1_20)) ? (var_1_23 == ((signed char) (-1 - (var_1_24 - var_1_25)))) : (var_1_23 == ((signed char) (var_1_25 - var_1_24))))) && (var_1_5 ? (var_1_26 == ((double) ((((var_1_21) < 0 ) ? -(var_1_21) : (var_1_21))))) : (var_1_26 == ((double) var_1_21)))) && (var_1_27 == ((unsigned short int) var_1_24))) && (var_1_7 ? (((last_1_var_1_23 + var_1_24) < (last_1_var_1_36 ^ last_1_var_1_29)) ? ((last_1_var_1_36 <= last_1_var_1_23) ? (var_1_28 == ((unsigned char) var_1_4)) : (var_1_28 == ((unsigned char) var_1_6))) : 1) : (var_1_28 == ((unsigned char) 0)))) && ((var_1_20 < var_1_14) ? (var_1_29 == ((unsigned short int) ((((((((var_1_24) > ((var_1_30 - var_1_25))) ? (var_1_24) : ((var_1_30 - var_1_25))))) < (((((((((var_1_31) < (var_1_32)) ? (var_1_31) : (var_1_32)))) > (var_1_33)) ? (((((var_1_31) < (var_1_32)) ? (var_1_31) : (var_1_32)))) : (var_1_33))))) ? (((((var_1_24) > ((var_1_30 - var_1_25))) ? (var_1_24) : ((var_1_30 - var_1_25))))) : (((((((((var_1_31) < (var_1_32)) ? (var_1_31) : (var_1_32)))) > (var_1_33)) ? (((((var_1_31) < (var_1_32)) ? (var_1_31) : (var_1_32)))) : (var_1_33)))))))) : (var_1_29 == ((unsigned short int) ((((var_1_24) > ((((((var_1_25) > (var_1_34)) ? (var_1_25) : (var_1_34))) + var_1_35))) ? (var_1_24) : ((((((var_1_25) > (var_1_34)) ? (var_1_25) : (var_1_34))) + var_1_35)))))))) && (((var_1_12 < (var_1_33 + var_1_30)) || (256 > last_1_var_1_36)) ? (var_1_36 == ((unsigned long int) var_1_30)) : ((((var_1_28 || var_1_19) || var_1_7) && var_1_1) ? (var_1_36 == ((unsigned long int) var_1_31)) : (var_1_36 == ((unsigned long int) var_1_34)))) ; [L210] RET, EXPR property() [L210] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=0, var_1_14=2, var_1_15=3, var_1_19=0, var_1_1=0, var_1_20=515/8, var_1_21=515/8, var_1_22=515/8, var_1_23=0, var_1_24=63, var_1_25=63, var_1_26=515/8, var_1_27=63, var_1_28=0, var_1_29=63, var_1_30=32767, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=63, var_1_35=0, var_1_36=32767, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=0, var_1_14=2, var_1_15=3, var_1_19=0, var_1_1=0, var_1_20=515/8, var_1_21=515/8, var_1_22=515/8, var_1_23=0, var_1_24=63, var_1_25=63, var_1_26=515/8, var_1_27=63, var_1_28=0, var_1_29=63, var_1_30=32767, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=63, var_1_35=0, var_1_36=32767, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 53 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 1, TraceHistogramMax: 29, 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, 0.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 106 NumberOfCodeBlocks, 106 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 [2023-11-19 05:16:13,563 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de9a8f43-2b92-4c2d-8111-cfa250e6f941/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de9a8f43-2b92-4c2d-8111-cfa250e6f941/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de9a8f43-2b92-4c2d-8111-cfa250e6f941/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de9a8f43-2b92-4c2d-8111-cfa250e6f941/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de9a8f43-2b92-4c2d-8111-cfa250e6f941/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-72.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de9a8f43-2b92-4c2d-8111-cfa250e6f941/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de9a8f43-2b92-4c2d-8111-cfa250e6f941/bin/utaipan-verify-t7M7D8N6sZ --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 6b261b46738dc0a9db26822637ec843da493e234cf769a01c10942fcb0315b00 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:16:16,851 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:16:17,019 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de9a8f43-2b92-4c2d-8111-cfa250e6f941/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 05:16:17,029 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:16:17,030 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:16:17,089 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:16:17,090 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:16:17,091 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:16:17,092 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:16:17,098 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:16:17,099 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:16:17,100 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:16:17,100 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:16:17,102 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:16:17,103 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:16:17,103 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:16:17,105 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:16:17,106 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:16:17,106 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:16:17,108 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:16:17,108 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:16:17,112 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:16:17,112 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:16:17,113 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:16:17,113 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 05:16:17,114 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 05:16:17,114 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 05:16:17,115 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:16:17,115 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:16:17,116 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:16:17,118 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:16:17,118 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 05:16:17,119 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:16:17,119 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:16:17,120 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:16:17,120 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:16:17,120 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:16:17,121 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 05:16:17,121 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 05:16:17,122 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:16:17,123 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:16:17,123 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:16:17,123 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_de9a8f43-2b92-4c2d-8111-cfa250e6f941/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de9a8f43-2b92-4c2d-8111-cfa250e6f941/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6b261b46738dc0a9db26822637ec843da493e234cf769a01c10942fcb0315b00 [2023-11-19 05:16:17,681 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:16:17,721 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:16:17,724 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:16:17,726 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:16:17,726 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:16:17,728 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de9a8f43-2b92-4c2d-8111-cfa250e6f941/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-72.i [2023-11-19 05:16:21,387 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:16:21,787 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:16:21,789 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de9a8f43-2b92-4c2d-8111-cfa250e6f941/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-72.i [2023-11-19 05:16:21,808 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de9a8f43-2b92-4c2d-8111-cfa250e6f941/bin/utaipan-verify-t7M7D8N6sZ/data/a2a2815ad/e154bcc85eb845b884e5836f0bd89842/FLAG2dc189ebd [2023-11-19 05:16:21,833 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de9a8f43-2b92-4c2d-8111-cfa250e6f941/bin/utaipan-verify-t7M7D8N6sZ/data/a2a2815ad/e154bcc85eb845b884e5836f0bd89842 [2023-11-19 05:16:21,840 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:16:21,842 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:16:21,846 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:16:21,847 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:16:21,853 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:16:21,854 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:16:21" (1/1) ... [2023-11-19 05:16:21,856 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66a519ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:21, skipping insertion in model container [2023-11-19 05:16:21,856 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:16:21" (1/1) ... [2023-11-19 05:16:21,920 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:16:22,177 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_de9a8f43-2b92-4c2d-8111-cfa250e6f941/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-72.i[916,929] [2023-11-19 05:16:22,345 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:16:22,369 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:16:22,393 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_de9a8f43-2b92-4c2d-8111-cfa250e6f941/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-72.i[916,929] [2023-11-19 05:16:22,450 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:16:22,473 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:16:22,474 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:22 WrapperNode [2023-11-19 05:16:22,474 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:16:22,476 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:16:22,476 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:16:22,476 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:16:22,486 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:22" (1/1) ... [2023-11-19 05:16:22,513 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:22" (1/1) ... [2023-11-19 05:16:22,584 INFO L138 Inliner]: procedures = 27, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 201 [2023-11-19 05:16:22,584 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:16:22,585 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:16:22,585 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:16:22,586 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:16:22,597 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:22" (1/1) ... [2023-11-19 05:16:22,597 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:22" (1/1) ... [2023-11-19 05:16:22,604 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:22" (1/1) ... [2023-11-19 05:16:22,605 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:22" (1/1) ... [2023-11-19 05:16:22,624 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:22" (1/1) ... [2023-11-19 05:16:22,629 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:22" (1/1) ... [2023-11-19 05:16:22,666 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:22" (1/1) ... [2023-11-19 05:16:22,670 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:22" (1/1) ... [2023-11-19 05:16:22,678 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:16:22,696 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:16:22,697 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:16:22,697 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:16:22,698 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:22" (1/1) ... [2023-11-19 05:16:22,723 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:16:22,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de9a8f43-2b92-4c2d-8111-cfa250e6f941/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:16:22,765 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de9a8f43-2b92-4c2d-8111-cfa250e6f941/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:16:22,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de9a8f43-2b92-4c2d-8111-cfa250e6f941/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:16:22,833 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:16:22,833 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 05:16:22,833 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:16:22,834 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:16:22,834 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:16:22,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:16:22,952 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:16:22,955 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:16:34,535 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:16:34,546 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:16:34,547 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:16:34,552 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:16:34 BoogieIcfgContainer [2023-11-19 05:16:34,553 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:16:34,556 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:16:34,556 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:16:34,560 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:16:34,560 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:16:21" (1/3) ... [2023-11-19 05:16:34,561 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@795f4288 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:16:34, skipping insertion in model container [2023-11-19 05:16:34,561 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:22" (2/3) ... [2023-11-19 05:16:34,562 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@795f4288 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:16:34, skipping insertion in model container [2023-11-19 05:16:34,562 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:16:34" (3/3) ... [2023-11-19 05:16:34,564 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-72.i [2023-11-19 05:16:34,587 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:16:34,587 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:16:34,675 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:16:34,683 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;@32898887, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:16:34,684 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:16:34,689 INFO L276 IsEmpty]: Start isEmpty. Operand has 86 states, 54 states have (on average 1.4074074074074074) internal successors, (76), 55 states have internal predecessors, (76), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-19 05:16:34,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2023-11-19 05:16:34,712 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:16:34,713 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:16:34,714 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:16:34,720 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:16:34,721 INFO L85 PathProgramCache]: Analyzing trace with hash -661842051, now seen corresponding path program 1 times [2023-11-19 05:16:34,739 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:16:34,740 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1323951031] [2023-11-19 05:16:34,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:16:34,741 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 [2023-11-19 05:16:34,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de9a8f43-2b92-4c2d-8111-cfa250e6f941/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:16:34,744 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de9a8f43-2b92-4c2d-8111-cfa250e6f941/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 05:16:34,762 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de9a8f43-2b92-4c2d-8111-cfa250e6f941/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:16:36,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:16:36,640 INFO L262 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 05:16:36,662 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:16:40,410 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 334 proven. 75 refuted. 0 times theorem prover too weak. 1215 trivial. 0 not checked. [2023-11-19 05:16:40,410 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 05:16:42,381 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 9 proven. 75 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2023-11-19 05:16:42,383 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:16:42,383 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1323951031] [2023-11-19 05:16:42,384 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1323951031] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 05:16:42,384 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1502311003] [2023-11-19 05:16:42,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:16:42,385 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 05:16:42,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de9a8f43-2b92-4c2d-8111-cfa250e6f941/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 05:16:42,389 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de9a8f43-2b92-4c2d-8111-cfa250e6f941/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 05:16:42,400 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de9a8f43-2b92-4c2d-8111-cfa250e6f941/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-19 05:16:45,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:16:45,143 INFO L262 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 05:16:45,156 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:16:54,912 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-19 05:16:54,912 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:16:54,913 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1502311003] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:16:54,913 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-19 05:16:54,913 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5, 5] total 10 [2023-11-19 05:16:54,917 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [422051408] [2023-11-19 05:16:54,918 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:16:54,927 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-19 05:16:54,928 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:16:54,969 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-19 05:16:54,970 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2023-11-19 05:16:54,974 INFO L87 Difference]: Start difference. First operand has 86 states, 54 states have (on average 1.4074074074074074) internal successors, (76), 55 states have internal predecessors, (76), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29)