./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-43.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe19ab1a-9a88-4c90-b623-70b55b98c4ec/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe19ab1a-9a88-4c90-b623-70b55b98c4ec/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_fe19ab1a-9a88-4c90-b623-70b55b98c4ec/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe19ab1a-9a88-4c90-b623-70b55b98c4ec/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-43.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe19ab1a-9a88-4c90-b623-70b55b98c4ec/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_fe19ab1a-9a88-4c90-b623-70b55b98c4ec/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 a1c694b535a0db632a25942de489387c8249c42f83b73f06ffeb76130c0a4677 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:18:03,681 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:18:03,753 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe19ab1a-9a88-4c90-b623-70b55b98c4ec/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 05:18:03,759 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:18:03,759 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:18:03,784 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:18:03,785 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:18:03,786 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:18:03,787 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:18:03,787 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:18:03,788 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:18:03,789 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:18:03,789 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:18:03,790 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 05:18:03,790 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:18:03,791 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:18:03,791 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 05:18:03,792 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 05:18:03,792 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:18:03,793 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 05:18:03,794 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 05:18:03,794 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 05:18:03,795 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:18:03,796 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:18:03,797 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:18:03,797 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 05:18:03,798 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:18:03,798 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:18:03,799 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:18:03,799 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:18:03,800 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:18:03,801 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:18:03,801 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:18:03,802 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:18:03,802 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:18:03,803 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:18:03,803 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:18:03,804 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:18:03,804 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:18:03,804 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:18:03,805 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 05:18:03,805 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 05:18:03,805 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:18:03,805 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:18:03,806 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:18:03,806 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_fe19ab1a-9a88-4c90-b623-70b55b98c4ec/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe19ab1a-9a88-4c90-b623-70b55b98c4ec/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a1c694b535a0db632a25942de489387c8249c42f83b73f06ffeb76130c0a4677 [2023-11-19 05:18:04,091 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:18:04,127 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:18:04,130 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:18:04,131 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:18:04,131 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:18:04,134 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe19ab1a-9a88-4c90-b623-70b55b98c4ec/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-43.i [2023-11-19 05:18:07,227 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:18:07,537 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:18:07,538 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe19ab1a-9a88-4c90-b623-70b55b98c4ec/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-43.i [2023-11-19 05:18:07,552 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe19ab1a-9a88-4c90-b623-70b55b98c4ec/bin/utaipan-verify-t7M7D8N6sZ/data/fb25e1007/a67d5fbd2e1e4355ae8ee25dc521d7d9/FLAG0d620df59 [2023-11-19 05:18:07,570 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe19ab1a-9a88-4c90-b623-70b55b98c4ec/bin/utaipan-verify-t7M7D8N6sZ/data/fb25e1007/a67d5fbd2e1e4355ae8ee25dc521d7d9 [2023-11-19 05:18:07,576 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:18:07,578 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:18:07,582 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:18:07,583 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:18:07,588 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:18:07,591 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:18:07" (1/1) ... [2023-11-19 05:18:07,592 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f91b30d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:07, skipping insertion in model container [2023-11-19 05:18:07,592 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:18:07" (1/1) ... [2023-11-19 05:18:07,643 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:18:07,857 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_fe19ab1a-9a88-4c90-b623-70b55b98c4ec/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-43.i[913,926] [2023-11-19 05:18:07,934 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:18:07,947 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:18:07,967 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_fe19ab1a-9a88-4c90-b623-70b55b98c4ec/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-43.i[913,926] [2023-11-19 05:18:08,009 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:18:08,034 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:18:08,035 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:08 WrapperNode [2023-11-19 05:18:08,035 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:18:08,036 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:18:08,037 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:18:08,037 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:18:08,045 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:08" (1/1) ... [2023-11-19 05:18:08,072 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:08" (1/1) ... [2023-11-19 05:18:08,126 INFO L138 Inliner]: procedures = 26, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 204 [2023-11-19 05:18:08,126 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:18:08,127 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:18:08,137 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:18:08,137 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:18:08,147 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:08" (1/1) ... [2023-11-19 05:18:08,148 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:08" (1/1) ... [2023-11-19 05:18:08,151 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:08" (1/1) ... [2023-11-19 05:18:08,151 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:08" (1/1) ... [2023-11-19 05:18:08,162 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:08" (1/1) ... [2023-11-19 05:18:08,166 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:08" (1/1) ... [2023-11-19 05:18:08,169 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:08" (1/1) ... [2023-11-19 05:18:08,172 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:08" (1/1) ... [2023-11-19 05:18:08,177 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:18:08,178 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:18:08,178 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:18:08,178 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:18:08,179 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:08" (1/1) ... [2023-11-19 05:18:08,186 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:18:08,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe19ab1a-9a88-4c90-b623-70b55b98c4ec/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:18:08,213 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe19ab1a-9a88-4c90-b623-70b55b98c4ec/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:18:08,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe19ab1a-9a88-4c90-b623-70b55b98c4ec/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:18:08,248 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:18:08,248 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:18:08,249 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:18:08,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 05:18:08,249 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:18:08,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:18:08,339 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:18:08,345 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:18:08,739 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:18:09,098 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:18:09,098 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:18:09,105 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:18:09 BoogieIcfgContainer [2023-11-19 05:18:09,105 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:18:09,108 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:18:09,108 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:18:09,112 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:18:09,112 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:18:07" (1/3) ... [2023-11-19 05:18:09,113 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@758abc0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:18:09, skipping insertion in model container [2023-11-19 05:18:09,114 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:08" (2/3) ... [2023-11-19 05:18:09,116 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@758abc0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:18:09, skipping insertion in model container [2023-11-19 05:18:09,116 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:18:09" (3/3) ... [2023-11-19 05:18:09,118 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-43.i [2023-11-19 05:18:09,138 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:18:09,139 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:18:09,194 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:18:09,201 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;@1fe652a9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:18:09,201 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:18:09,205 INFO L276 IsEmpty]: Start isEmpty. Operand has 61 states, 25 states have (on average 1.12) internal successors, (28), 26 states have internal predecessors, (28), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-19 05:18:09,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2023-11-19 05:18:09,221 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:18:09,221 INFO L195 NwaCegarLoop]: trace histogram [33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:18:09,222 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:18:09,227 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:18:09,228 INFO L85 PathProgramCache]: Analyzing trace with hash 2003044142, now seen corresponding path program 1 times [2023-11-19 05:18:09,238 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:18:09,239 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1763898967] [2023-11-19 05:18:09,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:18:09,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:18:09,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:18:09,995 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 05:18:10,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:18:10,431 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 05:18:10,433 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 05:18:10,435 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 05:18:10,438 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 05:18:10,443 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 05:18:10,448 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 05:18:10,611 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 05:18:10 BoogieIcfgContainer [2023-11-19 05:18:10,612 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 05:18:10,614 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 05:18:10,614 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 05:18:10,614 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 05:18:10,615 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:18:09" (3/4) ... [2023-11-19 05:18:10,619 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 05:18:10,620 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 05:18:10,622 INFO L158 Benchmark]: Toolchain (without parser) took 3043.05ms. Allocated memory is still 180.4MB. Free memory was 146.1MB in the beginning and 120.7MB in the end (delta: 25.4MB). Peak memory consumption was 27.0MB. Max. memory is 16.1GB. [2023-11-19 05:18:10,622 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 119.5MB. Free memory was 65.1MB in the beginning and 64.9MB in the end (delta: 167.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:18:10,623 INFO L158 Benchmark]: CACSL2BoogieTranslator took 453.10ms. Allocated memory is still 180.4MB. Free memory was 146.1MB in the beginning and 131.9MB in the end (delta: 14.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 05:18:10,624 INFO L158 Benchmark]: Boogie Procedure Inliner took 90.10ms. Allocated memory is still 180.4MB. Free memory was 131.9MB in the beginning and 128.7MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 05:18:10,627 INFO L158 Benchmark]: Boogie Preprocessor took 49.65ms. Allocated memory is still 180.4MB. Free memory was 128.7MB in the beginning and 127.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 05:18:10,631 INFO L158 Benchmark]: RCFGBuilder took 927.75ms. Allocated memory is still 180.4MB. Free memory was 127.2MB in the beginning and 134.6MB in the end (delta: -7.4MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2023-11-19 05:18:10,633 INFO L158 Benchmark]: TraceAbstraction took 1503.66ms. Allocated memory is still 180.4MB. Free memory was 133.4MB in the beginning and 121.7MB in the end (delta: 11.6MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. [2023-11-19 05:18:10,634 INFO L158 Benchmark]: Witness Printer took 6.58ms. Allocated memory is still 180.4MB. Free memory was 121.7MB in the beginning and 120.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 05:18:10,643 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 119.5MB. Free memory was 65.1MB in the beginning and 64.9MB in the end (delta: 167.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 453.10ms. Allocated memory is still 180.4MB. Free memory was 146.1MB in the beginning and 131.9MB in the end (delta: 14.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 90.10ms. Allocated memory is still 180.4MB. Free memory was 131.9MB in the beginning and 128.7MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.65ms. Allocated memory is still 180.4MB. Free memory was 128.7MB in the beginning and 127.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 927.75ms. Allocated memory is still 180.4MB. Free memory was 127.2MB in the beginning and 134.6MB in the end (delta: -7.4MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * TraceAbstraction took 1503.66ms. Allocated memory is still 180.4MB. Free memory was 133.4MB in the beginning and 121.7MB in the end (delta: 11.6MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. * Witness Printer took 6.58ms. Allocated memory is still 180.4MB. Free memory was 121.7MB in the beginning and 120.7MB 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 someBinaryFLOATComparisonOperation at line 51, overapproximation of someBinaryDOUBLEComparisonOperation at line 52, overapproximation of bitwiseAnd at line 56. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 1000.6; [L23] float var_1_2 = 255.675; [L24] float var_1_3 = 10.4; [L25] float var_1_4 = 31.4; [L26] double var_1_5 = 7.75; [L27] double var_1_6 = 63.1; [L28] signed char var_1_7 = 32; [L29] signed long int var_1_8 = -1; [L30] signed long int var_1_9 = 50; [L31] signed char var_1_10 = 64; [L32] signed short int var_1_11 = 5; [L33] unsigned short int var_1_12 = 4; [L34] unsigned char var_1_13 = 1; [L35] unsigned short int var_1_14 = 49632; [L36] unsigned short int var_1_15 = 0; [L37] signed char var_1_16 = 50; [L38] float var_1_17 = 128.5; [L39] signed char var_1_18 = 2; [L40] signed char var_1_19 = 25; [L41] signed char var_1_20 = 10; [L42] signed char var_1_21 = 1; [L43] signed char var_1_22 = 8; [L44] unsigned long int var_1_23 = 25; [L45] unsigned short int var_1_24 = 32; [L46] unsigned long int var_1_25 = 16; [L47] signed long int var_1_26 = 50; [L148] isInitial = 1 [L149] FCALL initially() [L150] COND TRUE 1 [L151] FCALL updateLastVariables() [L152] CALL updateVariables() [L88] var_1_2 = __VERIFIER_nondet_float() [L89] CALL assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_3=52/5, var_1_4=157/5, var_1_5=31/4, var_1_6=631/10, var_1_7=32, var_1_8=-1, var_1_9=50] [L20] COND FALSE !(!cond) [L89] RET assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=64, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_3=52/5, var_1_4=157/5, var_1_5=31/4, var_1_6=631/10, var_1_7=32, var_1_8=-1, var_1_9=50] [L90] var_1_3 = __VERIFIER_nondet_float() [L91] CALL assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_3=49638, var_1_4=157/5, var_1_5=31/4, var_1_6=631/10, var_1_7=32, var_1_8=-1, var_1_9=50] [L20] COND FALSE !(!cond) [L91] RET assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=64, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_3=49638, var_1_4=157/5, var_1_5=31/4, var_1_6=631/10, var_1_7=32, var_1_8=-1, var_1_9=50] [L92] var_1_4 = __VERIFIER_nondet_float() [L93] CALL assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_3=49638, var_1_4=49640, var_1_5=31/4, var_1_6=631/10, var_1_7=32, var_1_8=-1, var_1_9=50] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=64, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_3=49638, var_1_4=49640, var_1_5=31/4, var_1_6=631/10, var_1_7=32, var_1_8=-1, var_1_9=50] [L94] CALL assume_abort_if_not(var_1_4 != 0.0F) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_3=49638, var_1_4=49640, var_1_5=31/4, var_1_6=631/10, var_1_7=32, var_1_8=-1, var_1_9=50] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not(var_1_4 != 0.0F) VAL [isInitial=1, var_1_10=64, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_3=49638, var_1_4=49640, var_1_5=31/4, var_1_6=631/10, var_1_7=32, var_1_8=-1, var_1_9=50] [L95] var_1_5 = __VERIFIER_nondet_double() [L96] CALL assume_abort_if_not((var_1_5 >= -922337.2036854765600e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_3=49638, var_1_4=49640, var_1_5=49637, var_1_6=631/10, var_1_7=32, var_1_8=-1, var_1_9=50] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not((var_1_5 >= -922337.2036854765600e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=64, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_3=49638, var_1_4=49640, var_1_5=49637, var_1_6=631/10, var_1_7=32, var_1_8=-1, var_1_9=50] [L97] var_1_6 = __VERIFIER_nondet_double() [L98] CALL assume_abort_if_not((var_1_6 >= -922337.2036854765600e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_3=49638, var_1_4=49640, var_1_5=49637, var_1_6=49637, var_1_7=32, var_1_8=-1, var_1_9=50] [L20] COND FALSE !(!cond) [L98] RET assume_abort_if_not((var_1_6 >= -922337.2036854765600e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=64, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_3=49638, var_1_4=49640, var_1_5=49637, var_1_6=49637, var_1_7=32, var_1_8=-1, var_1_9=50] [L99] var_1_8 = __VERIFIER_nondet_long() [L100] CALL assume_abort_if_not(var_1_8 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_3=49638, var_1_4=49640, var_1_5=49637, var_1_6=49637, var_1_7=32, var_1_8=0, var_1_9=50] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not(var_1_8 >= -2147483648) VAL [isInitial=1, var_1_10=64, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_3=49638, var_1_4=49640, var_1_5=49637, var_1_6=49637, var_1_7=32, var_1_8=0, var_1_9=50] [L101] CALL assume_abort_if_not(var_1_8 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_3=49638, var_1_4=49640, var_1_5=49637, var_1_6=49637, var_1_7=32, var_1_8=0, var_1_9=50] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not(var_1_8 <= 2147483647) VAL [isInitial=1, var_1_10=64, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_3=49638, var_1_4=49640, var_1_5=49637, var_1_6=49637, var_1_7=32, var_1_8=0, var_1_9=50] [L102] var_1_9 = __VERIFIER_nondet_long() [L103] CALL assume_abort_if_not(var_1_9 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_3=49638, var_1_4=49640, var_1_5=49637, var_1_6=49637, var_1_7=32, var_1_8=0, var_1_9=65] [L20] COND FALSE !(!cond) [L103] RET assume_abort_if_not(var_1_9 >= -2147483648) VAL [isInitial=1, var_1_10=64, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_3=49638, var_1_4=49640, var_1_5=49637, var_1_6=49637, var_1_7=32, var_1_8=0, var_1_9=65] [L104] CALL assume_abort_if_not(var_1_9 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_3=49638, var_1_4=49640, var_1_5=49637, var_1_6=49637, var_1_7=32, var_1_8=0, var_1_9=65] [L20] COND FALSE !(!cond) [L104] RET assume_abort_if_not(var_1_9 <= 2147483647) VAL [isInitial=1, var_1_10=64, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_3=49638, var_1_4=49640, var_1_5=49637, var_1_6=49637, var_1_7=32, var_1_8=0, var_1_9=65] [L105] var_1_10 = __VERIFIER_nondet_char() [L106] CALL assume_abort_if_not(var_1_10 >= -127) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_3=49638, var_1_4=49640, var_1_5=49637, var_1_6=49637, var_1_7=32, var_1_8=0, var_1_9=65] [L20] COND FALSE !(!cond) [L106] RET assume_abort_if_not(var_1_10 >= -127) VAL [isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_3=49638, var_1_4=49640, var_1_5=49637, var_1_6=49637, var_1_7=32, var_1_8=0, var_1_9=65] [L107] CALL assume_abort_if_not(var_1_10 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_3=49638, var_1_4=49640, var_1_5=49637, var_1_6=49637, var_1_7=32, var_1_8=0, var_1_9=65] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not(var_1_10 <= 126) VAL [isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_3=49638, var_1_4=49640, var_1_5=49637, var_1_6=49637, var_1_7=32, var_1_8=0, var_1_9=65] [L108] var_1_13 = __VERIFIER_nondet_uchar() [L109] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=0, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_3=49638, var_1_4=49640, var_1_5=49637, var_1_6=49637, var_1_7=32, var_1_8=0, var_1_9=65] [L20] COND FALSE !(!cond) [L109] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=0, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_3=49638, var_1_4=49640, var_1_5=49637, var_1_6=49637, var_1_7=32, var_1_8=0, var_1_9=65] [L110] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=0, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_3=49638, var_1_4=49640, var_1_5=49637, var_1_6=49637, var_1_7=32, var_1_8=0, var_1_9=65] [L20] COND FALSE !(!cond) [L110] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=0, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_3=49638, var_1_4=49640, var_1_5=49637, var_1_6=49637, var_1_7=32, var_1_8=0, var_1_9=65] [L111] var_1_14 = __VERIFIER_nondet_ushort() [L112] CALL assume_abort_if_not(var_1_14 >= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=0, var_1_14=32767, var_1_15=0, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_3=49638, var_1_4=49640, var_1_5=49637, var_1_6=49637, var_1_7=32, var_1_8=0, var_1_9=65] [L20] COND FALSE !(!cond) [L112] RET assume_abort_if_not(var_1_14 >= 32767) VAL [isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=0, var_1_14=32767, var_1_15=0, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_3=49638, var_1_4=49640, var_1_5=49637, var_1_6=49637, var_1_7=32, var_1_8=0, var_1_9=65] [L113] CALL assume_abort_if_not(var_1_14 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=0, var_1_14=32767, var_1_15=0, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_3=49638, var_1_4=49640, var_1_5=49637, var_1_6=49637, var_1_7=32, var_1_8=0, var_1_9=65] [L20] COND FALSE !(!cond) [L113] RET assume_abort_if_not(var_1_14 <= 65534) VAL [isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=0, var_1_14=32767, var_1_15=0, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_3=49638, var_1_4=49640, var_1_5=49637, var_1_6=49637, var_1_7=32, var_1_8=0, var_1_9=65] [L114] var_1_15 = __VERIFIER_nondet_ushort() [L115] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=0, var_1_14=32767, var_1_15=50, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_3=49638, var_1_4=49640, var_1_5=49637, var_1_6=49637, var_1_7=32, var_1_8=0, var_1_9=65] [L20] COND FALSE !(!cond) [L115] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=0, var_1_14=32767, var_1_15=50, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_3=49638, var_1_4=49640, var_1_5=49637, var_1_6=49637, var_1_7=32, var_1_8=0, var_1_9=65] [L116] CALL assume_abort_if_not(var_1_15 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=0, var_1_14=32767, var_1_15=50, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_3=49638, var_1_4=49640, var_1_5=49637, var_1_6=49637, var_1_7=32, var_1_8=0, var_1_9=65] [L20] COND FALSE !(!cond) [L116] RET assume_abort_if_not(var_1_15 <= 32767) VAL [isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=0, var_1_14=32767, var_1_15=50, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_3=49638, var_1_4=49640, var_1_5=49637, var_1_6=49637, var_1_7=32, var_1_8=0, var_1_9=65] [L117] var_1_17 = __VERIFIER_nondet_float() [L118] CALL assume_abort_if_not((var_1_17 >= -922337.2036854776000e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854776000e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=0, var_1_14=32767, var_1_15=50, var_1_16=50, var_1_17=49639, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_3=49638, var_1_4=49640, var_1_5=49637, var_1_6=49637, var_1_7=32, var_1_8=0, var_1_9=65] [L20] COND FALSE !(!cond) [L118] RET assume_abort_if_not((var_1_17 >= -922337.2036854776000e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854776000e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=0, var_1_14=32767, var_1_15=50, var_1_16=50, var_1_17=49639, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_3=49638, var_1_4=49640, var_1_5=49637, var_1_6=49637, var_1_7=32, var_1_8=0, var_1_9=65] [L119] var_1_18 = __VERIFIER_nondet_char() [L120] CALL assume_abort_if_not(var_1_18 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=0, var_1_14=32767, var_1_15=50, var_1_16=50, var_1_17=49639, var_1_18=-60, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_3=49638, var_1_4=49640, var_1_5=49637, var_1_6=49637, var_1_7=32, var_1_8=0, var_1_9=65] [L20] COND FALSE !(!cond) [L120] RET assume_abort_if_not(var_1_18 >= -63) VAL [isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=0, var_1_14=32767, var_1_15=50, var_1_16=50, var_1_17=49639, var_1_18=-60, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_3=49638, var_1_4=49640, var_1_5=49637, var_1_6=49637, var_1_7=32, var_1_8=0, var_1_9=65] [L121] CALL assume_abort_if_not(var_1_18 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=0, var_1_14=32767, var_1_15=50, var_1_16=50, var_1_17=49639, var_1_18=-60, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_3=49638, var_1_4=49640, var_1_5=49637, var_1_6=49637, var_1_7=32, var_1_8=0, var_1_9=65] [L20] COND FALSE !(!cond) [L121] RET assume_abort_if_not(var_1_18 <= 63) VAL [isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=0, var_1_14=32767, var_1_15=50, var_1_16=50, var_1_17=49639, var_1_18=-60, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_3=49638, var_1_4=49640, var_1_5=49637, var_1_6=49637, var_1_7=32, var_1_8=0, var_1_9=65] [L122] var_1_19 = __VERIFIER_nondet_char() [L123] CALL assume_abort_if_not(var_1_19 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=0, var_1_14=32767, var_1_15=50, var_1_16=50, var_1_17=49639, var_1_18=-60, var_1_19=-60, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_3=49638, var_1_4=49640, var_1_5=49637, var_1_6=49637, var_1_7=32, var_1_8=0, var_1_9=65] [L20] COND FALSE !(!cond) [L123] RET assume_abort_if_not(var_1_19 >= -63) VAL [isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=0, var_1_14=32767, var_1_15=50, var_1_16=50, var_1_17=49639, var_1_18=-60, var_1_19=-60, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_3=49638, var_1_4=49640, var_1_5=49637, var_1_6=49637, var_1_7=32, var_1_8=0, var_1_9=65] [L124] CALL assume_abort_if_not(var_1_19 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=0, var_1_14=32767, var_1_15=50, var_1_16=50, var_1_17=49639, var_1_18=-60, var_1_19=-60, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_3=49638, var_1_4=49640, var_1_5=49637, var_1_6=49637, var_1_7=32, var_1_8=0, var_1_9=65] [L20] COND FALSE !(!cond) [L124] RET assume_abort_if_not(var_1_19 <= 63) VAL [isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=0, var_1_14=32767, var_1_15=50, var_1_16=50, var_1_17=49639, var_1_18=-60, var_1_19=-60, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_3=49638, var_1_4=49640, var_1_5=49637, var_1_6=49637, var_1_7=32, var_1_8=0, var_1_9=65] [L125] var_1_20 = __VERIFIER_nondet_char() [L126] CALL assume_abort_if_not(var_1_20 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=0, var_1_14=32767, var_1_15=50, var_1_16=50, var_1_17=49639, var_1_18=-60, var_1_19=-60, var_1_1=5003/5, var_1_20=61, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_3=49638, var_1_4=49640, var_1_5=49637, var_1_6=49637, var_1_7=32, var_1_8=0, var_1_9=65] [L20] COND FALSE !(!cond) [L126] RET assume_abort_if_not(var_1_20 >= -63) VAL [isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=0, var_1_14=32767, var_1_15=50, var_1_16=50, var_1_17=49639, var_1_18=-60, var_1_19=-60, var_1_1=5003/5, var_1_20=61, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_3=49638, var_1_4=49640, var_1_5=49637, var_1_6=49637, var_1_7=32, var_1_8=0, var_1_9=65] [L127] CALL assume_abort_if_not(var_1_20 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=0, var_1_14=32767, var_1_15=50, var_1_16=50, var_1_17=49639, var_1_18=-60, var_1_19=-60, var_1_1=5003/5, var_1_20=61, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_3=49638, var_1_4=49640, var_1_5=49637, var_1_6=49637, var_1_7=32, var_1_8=0, var_1_9=65] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not(var_1_20 <= 63) VAL [isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=0, var_1_14=32767, var_1_15=50, var_1_16=50, var_1_17=49639, var_1_18=-60, var_1_19=-60, var_1_1=5003/5, var_1_20=61, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_3=49638, var_1_4=49640, var_1_5=49637, var_1_6=49637, var_1_7=32, var_1_8=0, var_1_9=65] [L128] var_1_21 = __VERIFIER_nondet_char() [L129] CALL assume_abort_if_not(var_1_21 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=0, var_1_14=32767, var_1_15=50, var_1_16=50, var_1_17=49639, var_1_18=-60, var_1_19=-60, var_1_1=5003/5, var_1_20=61, var_1_21=32, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_3=49638, var_1_4=49640, var_1_5=49637, var_1_6=49637, var_1_7=32, var_1_8=0, var_1_9=65] [L20] COND FALSE !(!cond) [L129] RET assume_abort_if_not(var_1_21 >= -1) VAL [isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=0, var_1_14=32767, var_1_15=50, var_1_16=50, var_1_17=49639, var_1_18=-60, var_1_19=-60, var_1_1=5003/5, var_1_20=61, var_1_21=32, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_3=49638, var_1_4=49640, var_1_5=49637, var_1_6=49637, var_1_7=32, var_1_8=0, var_1_9=65] [L130] CALL assume_abort_if_not(var_1_21 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=0, var_1_14=32767, var_1_15=50, var_1_16=50, var_1_17=49639, var_1_18=-60, var_1_19=-60, var_1_1=5003/5, var_1_20=61, var_1_21=32, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_3=49638, var_1_4=49640, var_1_5=49637, var_1_6=49637, var_1_7=32, var_1_8=0, var_1_9=65] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not(var_1_21 <= 126) VAL [isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=0, var_1_14=32767, var_1_15=50, var_1_16=50, var_1_17=49639, var_1_18=-60, var_1_19=-60, var_1_1=5003/5, var_1_20=61, var_1_21=32, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_3=49638, var_1_4=49640, var_1_5=49637, var_1_6=49637, var_1_7=32, var_1_8=0, var_1_9=65] [L131] var_1_22 = __VERIFIER_nondet_char() [L132] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=0, var_1_14=32767, var_1_15=50, var_1_16=50, var_1_17=49639, var_1_18=-60, var_1_19=-60, var_1_1=5003/5, var_1_20=61, var_1_21=32, var_1_22=0, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_3=49638, var_1_4=49640, var_1_5=49637, var_1_6=49637, var_1_7=32, var_1_8=0, var_1_9=65] [L20] COND FALSE !(!cond) [L132] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=0, var_1_14=32767, var_1_15=50, var_1_16=50, var_1_17=49639, var_1_18=-60, var_1_19=-60, var_1_1=5003/5, var_1_20=61, var_1_21=32, var_1_22=0, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_3=49638, var_1_4=49640, var_1_5=49637, var_1_6=49637, var_1_7=32, var_1_8=0, var_1_9=65] [L133] CALL assume_abort_if_not(var_1_22 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=0, var_1_14=32767, var_1_15=50, var_1_16=50, var_1_17=49639, var_1_18=-60, var_1_19=-60, var_1_1=5003/5, var_1_20=61, var_1_21=32, var_1_22=0, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_3=49638, var_1_4=49640, var_1_5=49637, var_1_6=49637, var_1_7=32, var_1_8=0, var_1_9=65] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not(var_1_22 <= 126) VAL [isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=0, var_1_14=32767, var_1_15=50, var_1_16=50, var_1_17=49639, var_1_18=-60, var_1_19=-60, var_1_1=5003/5, var_1_20=61, var_1_21=32, var_1_22=0, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_3=49638, var_1_4=49640, var_1_5=49637, var_1_6=49637, var_1_7=32, var_1_8=0, var_1_9=65] [L134] var_1_24 = __VERIFIER_nondet_ushort() [L135] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=0, var_1_14=32767, var_1_15=50, var_1_16=50, var_1_17=49639, var_1_18=-60, var_1_19=-60, var_1_1=5003/5, var_1_20=61, var_1_21=32, var_1_22=0, var_1_23=25, var_1_24=32763, var_1_25=16, var_1_26=50, var_1_3=49638, var_1_4=49640, var_1_5=49637, var_1_6=49637, var_1_7=32, var_1_8=0, var_1_9=65] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=0, var_1_14=32767, var_1_15=50, var_1_16=50, var_1_17=49639, var_1_18=-60, var_1_19=-60, var_1_1=5003/5, var_1_20=61, var_1_21=32, var_1_22=0, var_1_23=25, var_1_24=32763, var_1_25=16, var_1_26=50, var_1_3=49638, var_1_4=49640, var_1_5=49637, var_1_6=49637, var_1_7=32, var_1_8=0, var_1_9=65] [L136] CALL assume_abort_if_not(var_1_24 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=0, var_1_14=32767, var_1_15=50, var_1_16=50, var_1_17=49639, var_1_18=-60, var_1_19=-60, var_1_1=5003/5, var_1_20=61, var_1_21=32, var_1_22=0, var_1_23=25, var_1_24=32763, var_1_25=16, var_1_26=50, var_1_3=49638, var_1_4=49640, var_1_5=49637, var_1_6=49637, var_1_7=32, var_1_8=0, var_1_9=65] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(var_1_24 <= 32767) VAL [isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=0, var_1_14=32767, var_1_15=50, var_1_16=50, var_1_17=49639, var_1_18=-60, var_1_19=-60, var_1_1=5003/5, var_1_20=61, var_1_21=32, var_1_22=0, var_1_23=25, var_1_24=32763, var_1_25=16, var_1_26=50, var_1_3=49638, var_1_4=49640, var_1_5=49637, var_1_6=49637, var_1_7=32, var_1_8=0, var_1_9=65] [L137] var_1_25 = __VERIFIER_nondet_ulong() [L138] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=0, var_1_14=32767, var_1_15=50, var_1_16=50, var_1_17=49639, var_1_18=-60, var_1_19=-60, var_1_1=5003/5, var_1_20=61, var_1_21=32, var_1_22=0, var_1_23=25, var_1_24=32763, var_1_25=32767, var_1_26=50, var_1_3=49638, var_1_4=49640, var_1_5=49637, var_1_6=49637, var_1_7=32, var_1_8=0, var_1_9=65] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=0, var_1_14=32767, var_1_15=50, var_1_16=50, var_1_17=49639, var_1_18=-60, var_1_19=-60, var_1_1=5003/5, var_1_20=61, var_1_21=32, var_1_22=0, var_1_23=25, var_1_24=32763, var_1_25=32767, var_1_26=50, var_1_3=49638, var_1_4=49640, var_1_5=49637, var_1_6=49637, var_1_7=32, var_1_8=0, var_1_9=65] [L139] CALL assume_abort_if_not(var_1_25 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=0, var_1_14=32767, var_1_15=50, var_1_16=50, var_1_17=49639, var_1_18=-60, var_1_19=-60, var_1_1=5003/5, var_1_20=61, var_1_21=32, var_1_22=0, var_1_23=25, var_1_24=32763, var_1_25=32767, var_1_26=50, var_1_3=49638, var_1_4=49640, var_1_5=49637, var_1_6=49637, var_1_7=32, var_1_8=0, var_1_9=65] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_25 <= 4294967294) VAL [isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=0, var_1_14=32767, var_1_15=50, var_1_16=50, var_1_17=49639, var_1_18=-60, var_1_19=-60, var_1_1=5003/5, var_1_20=61, var_1_21=32, var_1_22=0, var_1_23=25, var_1_24=32763, var_1_25=32767, var_1_26=50, var_1_3=49638, var_1_4=49640, var_1_5=49637, var_1_6=49637, var_1_7=32, var_1_8=0, var_1_9=65] [L152] RET updateVariables() [L153] CALL step() [L51] COND FALSE !((- 1000.5f) != (var_1_2 * (var_1_3 / var_1_4))) [L54] var_1_1 = var_1_5 [L56] EXPR var_1_8 & var_1_9 [L56] COND FALSE !(-4 > (var_1_8 & var_1_9)) [L59] COND TRUE var_1_1 > var_1_4 [L60] var_1_11 = var_1_10 [L64] COND FALSE !(\read(var_1_13)) [L67] COND FALSE !(var_1_2 <= (((((var_1_3) < (var_1_17)) ? (var_1_3) : (var_1_17))) + var_1_1)) [L70] COND TRUE var_1_19 < var_1_20 [L71] var_1_16 = (var_1_21 - var_1_22) [L76] COND TRUE (- (var_1_14 - var_1_24)) < var_1_10 [L77] var_1_23 = (var_1_24 + (var_1_22 + 4u)) [L81] COND FALSE !(var_1_6 != 49.125) [L153] RET step() [L154] CALL, EXPR property() [L144] EXPR (((- 1000.5f) != (var_1_2 * (var_1_3 / var_1_4))) ? (var_1_1 == ((double) ((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6))))) : (var_1_1 == ((double) var_1_5))) && ((-4 > (var_1_8 & var_1_9)) ? (var_1_7 == ((signed char) var_1_10)) : 1) [L144-L145] return ((((((((- 1000.5f) != (var_1_2 * (var_1_3 / var_1_4))) ? (var_1_1 == ((double) ((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6))))) : (var_1_1 == ((double) var_1_5))) && ((-4 > (var_1_8 & var_1_9)) ? (var_1_7 == ((signed char) var_1_10)) : 1)) && ((var_1_1 > var_1_4) ? (var_1_11 == ((signed short int) var_1_10)) : (var_1_11 == ((signed short int) ((((var_1_7) < (((16 - 32) + (64 + var_1_10)))) ? (var_1_7) : (((16 - 32) + (64 + var_1_10))))))))) && (var_1_13 ? (var_1_12 == ((unsigned short int) (var_1_14 - var_1_15))) : 1)) && ((var_1_2 <= (((((var_1_3) < (var_1_17)) ? (var_1_3) : (var_1_17))) + var_1_1)) ? (var_1_16 == ((signed char) ((((var_1_10) < ((((((var_1_18) < (var_1_19)) ? (var_1_18) : (var_1_19))) + var_1_20))) ? (var_1_10) : ((((((var_1_18) < (var_1_19)) ? (var_1_18) : (var_1_19))) + var_1_20)))))) : ((var_1_19 < var_1_20) ? (var_1_16 == ((signed char) (var_1_21 - var_1_22))) : (var_1_16 == ((signed char) var_1_10))))) && (((- (var_1_14 - var_1_24)) < var_1_10) ? (var_1_23 == ((unsigned long int) (var_1_24 + (var_1_22 + 4u)))) : (var_1_23 == ((unsigned long int) ((((var_1_14) < (var_1_25)) ? (var_1_14) : (var_1_25))))))) && ((var_1_6 != 49.125) ? ((((((64u) < 0 ) ? -(64u) : (64u))) < var_1_9) ? (var_1_26 == ((signed long int) var_1_15)) : 1) : 1) ; [L154] RET, EXPR property() [L154] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=32, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=32767, var_1_15=50, var_1_16=32, var_1_17=49639, var_1_18=-60, var_1_19=-60, var_1_1=49637, var_1_20=61, var_1_21=32, var_1_22=0, var_1_23=32767, var_1_24=32763, var_1_25=32767, var_1_26=50, var_1_3=49638, var_1_4=49640, var_1_5=49637, var_1_6=49637, var_1_7=32, var_1_8=0, var_1_9=65] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=32, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=32767, var_1_15=50, var_1_16=32, var_1_17=49639, var_1_18=-60, var_1_19=-60, var_1_1=49637, var_1_20=61, var_1_21=32, var_1_22=0, var_1_23=32767, var_1_24=32763, var_1_25=32767, var_1_26=50, var_1_3=49638, var_1_4=49640, var_1_5=49637, var_1_6=49637, var_1_7=32, var_1_8=0, var_1_9=65] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 61 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 1, TraceHistogramMax: 33, 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=61occurred 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: 0.0s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 122 NumberOfCodeBlocks, 122 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 05:18:10,692 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe19ab1a-9a88-4c90-b623-70b55b98c4ec/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe19ab1a-9a88-4c90-b623-70b55b98c4ec/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe19ab1a-9a88-4c90-b623-70b55b98c4ec/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_fe19ab1a-9a88-4c90-b623-70b55b98c4ec/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe19ab1a-9a88-4c90-b623-70b55b98c4ec/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-43.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe19ab1a-9a88-4c90-b623-70b55b98c4ec/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_fe19ab1a-9a88-4c90-b623-70b55b98c4ec/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 a1c694b535a0db632a25942de489387c8249c42f83b73f06ffeb76130c0a4677 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:18:13,444 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:18:13,577 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe19ab1a-9a88-4c90-b623-70b55b98c4ec/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 05:18:13,585 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:18:13,586 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:18:13,633 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:18:13,633 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:18:13,634 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:18:13,635 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:18:13,640 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:18:13,640 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:18:13,641 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:18:13,641 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:18:13,643 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:18:13,644 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:18:13,644 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:18:13,645 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:18:13,646 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:18:13,646 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:18:13,647 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:18:13,648 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:18:13,648 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:18:13,649 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:18:13,649 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:18:13,649 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 05:18:13,650 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 05:18:13,650 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 05:18:13,651 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:18:13,651 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:18:13,651 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:18:13,653 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:18:13,653 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 05:18:13,653 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:18:13,654 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:18:13,654 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:18:13,654 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:18:13,654 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:18:13,655 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 05:18:13,655 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 05:18:13,656 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:18:13,656 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:18:13,656 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:18:13,657 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_fe19ab1a-9a88-4c90-b623-70b55b98c4ec/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe19ab1a-9a88-4c90-b623-70b55b98c4ec/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a1c694b535a0db632a25942de489387c8249c42f83b73f06ffeb76130c0a4677 [2023-11-19 05:18:14,137 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:18:14,160 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:18:14,163 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:18:14,164 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:18:14,165 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:18:14,166 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe19ab1a-9a88-4c90-b623-70b55b98c4ec/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-43.i [2023-11-19 05:18:17,501 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:18:17,803 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:18:17,804 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe19ab1a-9a88-4c90-b623-70b55b98c4ec/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-43.i [2023-11-19 05:18:17,819 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe19ab1a-9a88-4c90-b623-70b55b98c4ec/bin/utaipan-verify-t7M7D8N6sZ/data/b22e27f32/853320e1948447ac908ae9cc91563529/FLAGb0db9b54a [2023-11-19 05:18:17,836 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe19ab1a-9a88-4c90-b623-70b55b98c4ec/bin/utaipan-verify-t7M7D8N6sZ/data/b22e27f32/853320e1948447ac908ae9cc91563529 [2023-11-19 05:18:17,838 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:18:17,840 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:18:17,842 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:18:17,842 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:18:17,856 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:18:17,856 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:18:17" (1/1) ... [2023-11-19 05:18:17,858 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5895b17b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:17, skipping insertion in model container [2023-11-19 05:18:17,858 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:18:17" (1/1) ... [2023-11-19 05:18:17,902 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:18:18,071 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_fe19ab1a-9a88-4c90-b623-70b55b98c4ec/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-43.i[913,926] [2023-11-19 05:18:18,174 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:18:18,211 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:18:18,234 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_fe19ab1a-9a88-4c90-b623-70b55b98c4ec/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-43.i[913,926] [2023-11-19 05:18:18,298 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:18:18,329 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:18:18,330 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:18 WrapperNode [2023-11-19 05:18:18,330 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:18:18,331 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:18:18,332 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:18:18,332 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:18:18,340 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:18" (1/1) ... [2023-11-19 05:18:18,355 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:18" (1/1) ... [2023-11-19 05:18:18,387 INFO L138 Inliner]: procedures = 27, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 171 [2023-11-19 05:18:18,388 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:18:18,388 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:18:18,389 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:18:18,389 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:18:18,399 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:18" (1/1) ... [2023-11-19 05:18:18,400 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:18" (1/1) ... [2023-11-19 05:18:18,405 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:18" (1/1) ... [2023-11-19 05:18:18,408 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:18" (1/1) ... [2023-11-19 05:18:18,437 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:18" (1/1) ... [2023-11-19 05:18:18,441 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:18" (1/1) ... [2023-11-19 05:18:18,445 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:18" (1/1) ... [2023-11-19 05:18:18,447 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:18" (1/1) ... [2023-11-19 05:18:18,471 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:18:18,472 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:18:18,472 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:18:18,473 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:18:18,474 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:18" (1/1) ... [2023-11-19 05:18:18,480 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:18:18,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe19ab1a-9a88-4c90-b623-70b55b98c4ec/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:18:18,517 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe19ab1a-9a88-4c90-b623-70b55b98c4ec/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:18:18,551 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe19ab1a-9a88-4c90-b623-70b55b98c4ec/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:18:18,563 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:18:18,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 05:18:18,563 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:18:18,564 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:18:18,565 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:18:18,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:18:18,712 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:18:18,714 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:18:26,739 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:18:26,753 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:18:26,753 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:18:26,759 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:18:26 BoogieIcfgContainer [2023-11-19 05:18:26,759 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:18:26,762 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:18:26,762 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:18:26,766 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:18:26,766 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:18:17" (1/3) ... [2023-11-19 05:18:26,767 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@262472b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:18:26, skipping insertion in model container [2023-11-19 05:18:26,767 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:18" (2/3) ... [2023-11-19 05:18:26,767 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@262472b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:18:26, skipping insertion in model container [2023-11-19 05:18:26,768 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:18:26" (3/3) ... [2023-11-19 05:18:26,769 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-43.i [2023-11-19 05:18:26,788 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:18:26,788 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:18:26,839 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:18:26,846 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;@6181a181, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:18:26,846 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:18:26,851 INFO L276 IsEmpty]: Start isEmpty. Operand has 80 states, 44 states have (on average 1.3181818181818181) internal successors, (58), 45 states have internal predecessors, (58), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-19 05:18:26,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2023-11-19 05:18:26,868 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:18:26,869 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:18:26,870 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:18:26,875 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:18:26,876 INFO L85 PathProgramCache]: Analyzing trace with hash 1930671262, now seen corresponding path program 1 times [2023-11-19 05:18:26,891 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:18:26,891 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1079958546] [2023-11-19 05:18:26,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:18:26,905 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 05:18:26,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe19ab1a-9a88-4c90-b623-70b55b98c4ec/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:18:26,907 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe19ab1a-9a88-4c90-b623-70b55b98c4ec/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 05:18:26,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe19ab1a-9a88-4c90-b623-70b55b98c4ec/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 05:18:27,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:18:27,593 INFO L262 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 05:18:27,611 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:18:27,677 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 512 proven. 0 refuted. 0 times theorem prover too weak. 1600 trivial. 0 not checked. [2023-11-19 05:18:27,677 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:18:27,678 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:18:27,679 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1079958546] [2023-11-19 05:18:27,679 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1079958546] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:18:27,680 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:18:27,680 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 05:18:27,681 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [157480661] [2023-11-19 05:18:27,682 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:18:27,688 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 05:18:27,688 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:18:27,739 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 05:18:27,740 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 05:18:27,743 INFO L87 Difference]: Start difference. First operand has 80 states, 44 states have (on average 1.3181818181818181) internal successors, (58), 45 states have internal predecessors, (58), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) Second operand has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-19 05:18:27,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:18:27,784 INFO L93 Difference]: Finished difference Result 153 states and 275 transitions. [2023-11-19 05:18:27,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 05:18:27,787 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 200 [2023-11-19 05:18:27,787 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:18:27,796 INFO L225 Difference]: With dead ends: 153 [2023-11-19 05:18:27,796 INFO L226 Difference]: Without dead ends: 76 [2023-11-19 05:18:27,805 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 199 GetRequests, 199 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 05:18:27,810 INFO L413 NwaCegarLoop]: 117 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 117 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 05:18:27,812 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 117 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 05:18:27,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2023-11-19 05:18:27,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76. [2023-11-19 05:18:27,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 41 states have (on average 1.2439024390243902) internal successors, (51), 41 states have internal predecessors, (51), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-19 05:18:27,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 117 transitions. [2023-11-19 05:18:27,893 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 117 transitions. Word has length 200 [2023-11-19 05:18:27,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:18:27,893 INFO L495 AbstractCegarLoop]: Abstraction has 76 states and 117 transitions. [2023-11-19 05:18:27,893 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-19 05:18:27,894 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 117 transitions. [2023-11-19 05:18:27,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2023-11-19 05:18:27,899 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:18:27,899 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:18:27,913 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe19ab1a-9a88-4c90-b623-70b55b98c4ec/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)] Ended with exit code 0 [2023-11-19 05:18:28,099 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe19ab1a-9a88-4c90-b623-70b55b98c4ec/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 [2023-11-19 05:18:28,100 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:18:28,101 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:18:28,101 INFO L85 PathProgramCache]: Analyzing trace with hash 132059100, now seen corresponding path program 1 times [2023-11-19 05:18:28,102 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:18:28,102 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [328826491] [2023-11-19 05:18:28,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:18:28,102 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 05:18:28,103 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe19ab1a-9a88-4c90-b623-70b55b98c4ec/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:18:28,106 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe19ab1a-9a88-4c90-b623-70b55b98c4ec/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 05:18:28,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe19ab1a-9a88-4c90-b623-70b55b98c4ec/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 (3)] Waiting until timeout for monitored process [2023-11-19 05:18:28,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:18:28,796 INFO L262 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-19 05:18:28,815 INFO L285 TraceCheckSpWp]: Computing forward predicates...