./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-0.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_786b539a-8274-43ac-bec4-d37268dea92f/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_786b539a-8274-43ac-bec4-d37268dea92f/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_786b539a-8274-43ac-bec4-d37268dea92f/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_786b539a-8274-43ac-bec4-d37268dea92f/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-0.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_786b539a-8274-43ac-bec4-d37268dea92f/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_786b539a-8274-43ac-bec4-d37268dea92f/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 ee1bf5a100c560c161691455551c965071f499d9e9eea4cb62c63597da53f17e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:49:18,434 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:49:18,597 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_786b539a-8274-43ac-bec4-d37268dea92f/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 04:49:18,603 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:49:18,606 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:49:18,658 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:49:18,658 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:49:18,659 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:49:18,660 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:49:18,666 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:49:18,666 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:49:18,668 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:49:18,669 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:49:18,671 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 04:49:18,671 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:49:18,672 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:49:18,672 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 04:49:18,673 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 04:49:18,675 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:49:18,675 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 04:49:18,676 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 04:49:18,676 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 04:49:18,678 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:49:18,678 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:49:18,679 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:49:18,679 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:49:18,680 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:49:18,680 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:49:18,681 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:49:18,681 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:49:18,683 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:49:18,683 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:49:18,683 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:49:18,684 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:49:18,684 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:49:18,684 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:49:18,685 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:49:18,685 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:49:18,685 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:49:18,686 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:49:18,686 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 04:49:18,686 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:49:18,687 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:49:18,687 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:49:18,688 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:49:18,688 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_786b539a-8274-43ac-bec4-d37268dea92f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_786b539a-8274-43ac-bec4-d37268dea92f/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ee1bf5a100c560c161691455551c965071f499d9e9eea4cb62c63597da53f17e [2023-11-19 04:49:19,063 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:49:19,109 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:49:19,113 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:49:19,115 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:49:19,116 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:49:19,119 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_786b539a-8274-43ac-bec4-d37268dea92f/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-0.i [2023-11-19 04:49:22,675 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:49:23,108 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:49:23,111 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_786b539a-8274-43ac-bec4-d37268dea92f/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-0.i [2023-11-19 04:49:23,128 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_786b539a-8274-43ac-bec4-d37268dea92f/bin/utaipan-verify-t7M7D8N6sZ/data/c36a06a37/ffeb6f6d6a764314af637657a0b0ec7a/FLAG77e6e0225 [2023-11-19 04:49:23,144 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_786b539a-8274-43ac-bec4-d37268dea92f/bin/utaipan-verify-t7M7D8N6sZ/data/c36a06a37/ffeb6f6d6a764314af637657a0b0ec7a [2023-11-19 04:49:23,147 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:49:23,149 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:49:23,151 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:49:23,152 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:49:23,159 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:49:23,160 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:49:23" (1/1) ... [2023-11-19 04:49:23,161 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a79e856 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:49:23, skipping insertion in model container [2023-11-19 04:49:23,162 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:49:23" (1/1) ... [2023-11-19 04:49:23,221 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:49:23,452 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_786b539a-8274-43ac-bec4-d37268dea92f/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-0.i[915,928] [2023-11-19 04:49:23,574 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:49:23,590 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:49:23,613 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_786b539a-8274-43ac-bec4-d37268dea92f/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-0.i[915,928] [2023-11-19 04:49:23,691 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:49:23,724 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:49:23,725 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:49:23 WrapperNode [2023-11-19 04:49:23,725 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:49:23,727 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:49:23,727 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:49:23,727 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:49:23,738 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:49:23" (1/1) ... [2023-11-19 04:49:23,773 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:49:23" (1/1) ... [2023-11-19 04:49:23,870 INFO L138 Inliner]: procedures = 26, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 251 [2023-11-19 04:49:23,871 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:49:23,872 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:49:23,872 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:49:23,873 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:49:23,885 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:49:23" (1/1) ... [2023-11-19 04:49:23,885 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:49:23" (1/1) ... [2023-11-19 04:49:23,913 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:49:23" (1/1) ... [2023-11-19 04:49:23,916 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:49:23" (1/1) ... [2023-11-19 04:49:23,942 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:49:23" (1/1) ... [2023-11-19 04:49:23,948 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:49:23" (1/1) ... [2023-11-19 04:49:23,961 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:49:23" (1/1) ... [2023-11-19 04:49:23,967 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:49:23" (1/1) ... [2023-11-19 04:49:23,985 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:49:23,986 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:49:23,986 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:49:23,987 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:49:23,988 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:49:23" (1/1) ... [2023-11-19 04:49:24,011 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:49:24,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_786b539a-8274-43ac-bec4-d37268dea92f/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:49:24,067 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_786b539a-8274-43ac-bec4-d37268dea92f/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:49:24,096 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_786b539a-8274-43ac-bec4-d37268dea92f/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:49:24,122 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:49:24,122 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:49:24,122 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:49:24,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:49:24,123 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:49:24,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:49:24,328 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:49:24,332 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:49:25,153 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:49:25,966 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:49:25,967 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:49:25,972 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:49:25 BoogieIcfgContainer [2023-11-19 04:49:25,973 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:49:25,976 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:49:25,976 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:49:25,980 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:49:25,981 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:49:23" (1/3) ... [2023-11-19 04:49:25,982 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@165d9cdd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:49:25, skipping insertion in model container [2023-11-19 04:49:25,982 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:49:23" (2/3) ... [2023-11-19 04:49:25,985 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@165d9cdd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:49:25, skipping insertion in model container [2023-11-19 04:49:25,985 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:49:25" (3/3) ... [2023-11-19 04:49:25,987 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-0.i [2023-11-19 04:49:26,012 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:49:26,013 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 04:49:26,098 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:49:26,109 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;@3bd548a7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:49:26,110 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 04:49:26,115 INFO L276 IsEmpty]: Start isEmpty. Operand has 45 states, 20 states have (on average 1.15) internal successors, (23), 21 states have internal predecessors, (23), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2023-11-19 04:49:26,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-11-19 04:49:26,130 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:49:26,131 INFO L195 NwaCegarLoop]: trace histogram [22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:49:26,132 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:49:26,136 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:49:26,136 INFO L85 PathProgramCache]: Analyzing trace with hash -741262806, now seen corresponding path program 1 times [2023-11-19 04:49:26,147 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:49:26,148 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [729467535] [2023-11-19 04:49:26,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:49:26,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:49:26,376 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 04:49:26,377 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1388259010] [2023-11-19 04:49:26,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:49:26,377 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 04:49:26,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_786b539a-8274-43ac-bec4-d37268dea92f/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:49:26,398 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_786b539a-8274-43ac-bec4-d37268dea92f/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 04:49:26,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_786b539a-8274-43ac-bec4-d37268dea92f/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 04:49:26,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:49:26,779 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:49:26,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:49:27,029 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 04:49:27,032 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 04:49:27,033 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 04:49:27,047 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_786b539a-8274-43ac-bec4-d37268dea92f/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-19 04:49:27,242 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_786b539a-8274-43ac-bec4-d37268dea92f/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-19 04:49:27,246 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 04:49:27,250 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 04:49:27,358 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 04:49:27 BoogieIcfgContainer [2023-11-19 04:49:27,359 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 04:49:27,360 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:49:27,360 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:49:27,360 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:49:27,361 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:49:25" (3/4) ... [2023-11-19 04:49:27,363 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 04:49:27,364 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:49:27,365 INFO L158 Benchmark]: Toolchain (without parser) took 4215.63ms. Allocated memory is still 148.9MB. Free memory was 113.3MB in the beginning and 59.9MB in the end (delta: 53.4MB). Peak memory consumption was 53.5MB. Max. memory is 16.1GB. [2023-11-19 04:49:27,366 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 109.1MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:49:27,367 INFO L158 Benchmark]: CACSL2BoogieTranslator took 574.16ms. Allocated memory is still 148.9MB. Free memory was 113.3MB in the beginning and 96.5MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 04:49:27,367 INFO L158 Benchmark]: Boogie Procedure Inliner took 144.84ms. Allocated memory is still 148.9MB. Free memory was 96.5MB in the beginning and 88.2MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-19 04:49:27,373 INFO L158 Benchmark]: Boogie Preprocessor took 113.22ms. Allocated memory is still 148.9MB. Free memory was 88.2MB in the beginning and 84.3MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 04:49:27,374 INFO L158 Benchmark]: RCFGBuilder took 1986.69ms. Allocated memory is still 148.9MB. Free memory was 84.3MB in the beginning and 109.1MB in the end (delta: -24.8MB). Peak memory consumption was 32.5MB. Max. memory is 16.1GB. [2023-11-19 04:49:27,375 INFO L158 Benchmark]: TraceAbstraction took 1383.58ms. Allocated memory is still 148.9MB. Free memory was 108.1MB in the beginning and 60.9MB in the end (delta: 47.3MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2023-11-19 04:49:27,375 INFO L158 Benchmark]: Witness Printer took 4.20ms. Allocated memory is still 148.9MB. Free memory was 60.9MB in the beginning and 59.9MB in the end (delta: 956.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:49:27,383 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 109.1MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 574.16ms. Allocated memory is still 148.9MB. Free memory was 113.3MB in the beginning and 96.5MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 144.84ms. Allocated memory is still 148.9MB. Free memory was 96.5MB in the beginning and 88.2MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 113.22ms. Allocated memory is still 148.9MB. Free memory was 88.2MB in the beginning and 84.3MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1986.69ms. Allocated memory is still 148.9MB. Free memory was 84.3MB in the beginning and 109.1MB in the end (delta: -24.8MB). Peak memory consumption was 32.5MB. Max. memory is 16.1GB. * TraceAbstraction took 1383.58ms. Allocated memory is still 148.9MB. Free memory was 108.1MB in the beginning and 60.9MB in the end (delta: 47.3MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. * Witness Printer took 4.20ms. Allocated memory is still 148.9MB. Free memory was 60.9MB in the beginning and 59.9MB in the end (delta: 956.4kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryArithmeticDOUBLEoperation at line 64, overapproximation of someBinaryFLOATComparisonOperation at line 169, overapproximation of bitwiseOr at line 86, overapproximation of someUnaryDOUBLEoperation at line 34, overapproximation of bitwiseAnd at line 113, overapproximation of someBinaryDOUBLEComparisonOperation at line 90, overapproximation of someBinaryArithmeticFLOAToperation at line 62. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = 64; [L23] double var_1_2 = 99999999999.3; [L24] double var_1_3 = 1.7; [L25] signed long int var_1_6 = 2; [L26] signed long int var_1_8 = 1427256974; [L27] signed short int var_1_11 = 0; [L28] signed long int var_1_14 = 256; [L29] unsigned short int var_1_15 = 2; [L30] signed short int var_1_19 = 32; [L31] double var_1_23 = 4.7; [L32] double var_1_24 = 0.0; [L33] double var_1_25 = 128.25; [L34] float var_1_26 = -0.2; [L35] float var_1_27 = 31.25; [L36] float var_1_28 = 24.4; [L37] unsigned char var_1_29 = 1; [L38] unsigned char var_1_30 = 236; [L39] unsigned char var_1_31 = 5; [L40] unsigned char var_1_32 = 1; [L41] unsigned char var_1_33 = 64; [L42] unsigned char var_1_34 = 100; [L43] unsigned char var_1_35 = 5; [L44] double var_1_36 = 7.5; [L45] signed short int var_1_37 = 16; [L46] unsigned char var_1_38 = 64; [L47] signed char var_1_39 = -1; [L48] unsigned char var_1_40 = 0; [L49] unsigned char var_1_41 = 0; [L50] unsigned short int last_1_var_1_15 = 2; [L173] isInitial = 1 [L174] FCALL initially() [L175] int k_loop; [L176] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_24=0, var_1_25=513/4, var_1_27=125/4, var_1_28=122/5, var_1_29=1, var_1_2=999999999993/10, var_1_30=236, var_1_31=5, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_3=17/10, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1427256974] [L176] COND TRUE k_loop < 1 [L177] CALL updateLastVariables() [L166] last_1_var_1_15 = var_1_15 [L177] RET updateLastVariables() [L178] CALL updateVariables() [L128] var_1_2 = __VERIFIER_nondet_double() [L129] CALL assume_abort_if_not((var_1_2 >= 0.0F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_24=0, var_1_25=513/4, var_1_27=125/4, var_1_28=122/5, var_1_29=1, var_1_30=236, var_1_31=5, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_3=17/10, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1427256974] [L20] COND FALSE !(!cond) [L129] RET assume_abort_if_not((var_1_2 >= 0.0F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_24=0, var_1_25=513/4, var_1_27=125/4, var_1_28=122/5, var_1_29=1, var_1_30=236, var_1_31=5, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_3=17/10, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1427256974] [L130] var_1_3 = __VERIFIER_nondet_double() [L131] CALL assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_24=0, var_1_25=513/4, var_1_27=125/4, var_1_28=122/5, var_1_29=1, var_1_30=236, var_1_31=5, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_3=2, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1427256974] [L20] COND FALSE !(!cond) [L131] RET assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_24=0, var_1_25=513/4, var_1_27=125/4, var_1_28=122/5, var_1_29=1, var_1_30=236, var_1_31=5, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_3=2, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1427256974] [L132] var_1_8 = __VERIFIER_nondet_long() [L133] CALL assume_abort_if_not(var_1_8 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_24=0, var_1_25=513/4, var_1_27=125/4, var_1_28=122/5, var_1_29=1, var_1_30=236, var_1_31=5, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_3=2, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not(var_1_8 >= 1073741823) VAL [isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_24=0, var_1_25=513/4, var_1_27=125/4, var_1_28=122/5, var_1_29=1, var_1_30=236, var_1_31=5, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_3=2, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L134] CALL assume_abort_if_not(var_1_8 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_24=0, var_1_25=513/4, var_1_27=125/4, var_1_28=122/5, var_1_29=1, var_1_30=236, var_1_31=5, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_3=2, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not(var_1_8 <= 2147483646) VAL [isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_24=0, var_1_25=513/4, var_1_27=125/4, var_1_28=122/5, var_1_29=1, var_1_30=236, var_1_31=5, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_3=2, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L135] var_1_24 = __VERIFIER_nondet_double() [L136] CALL assume_abort_if_not((var_1_24 >= 4611686.018427382800e+12F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 9223372.036854765600e+12F && var_1_24 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_24=3, var_1_25=513/4, var_1_27=125/4, var_1_28=122/5, var_1_29=1, var_1_30=236, var_1_31=5, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_3=2, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not((var_1_24 >= 4611686.018427382800e+12F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 9223372.036854765600e+12F && var_1_24 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_24=3, var_1_25=513/4, var_1_27=125/4, var_1_28=122/5, var_1_29=1, var_1_30=236, var_1_31=5, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_3=2, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L137] var_1_25 = __VERIFIER_nondet_double() [L138] CALL assume_abort_if_not((var_1_25 >= 0.0F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 4611686.018427382800e+12F && var_1_25 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_24=3, var_1_25=4, var_1_27=125/4, var_1_28=122/5, var_1_29=1, var_1_30=236, var_1_31=5, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_3=2, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not((var_1_25 >= 0.0F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 4611686.018427382800e+12F && var_1_25 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_24=3, var_1_25=4, var_1_27=125/4, var_1_28=122/5, var_1_29=1, var_1_30=236, var_1_31=5, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_3=2, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L139] var_1_27 = __VERIFIER_nondet_float() [L140] CALL assume_abort_if_not((var_1_27 >= 0.0F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 2305843.009213691390e+12F && var_1_27 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_24=3, var_1_25=4, var_1_27=5, var_1_28=122/5, var_1_29=1, var_1_30=236, var_1_31=5, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_3=2, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not((var_1_27 >= 0.0F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 2305843.009213691390e+12F && var_1_27 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_24=3, var_1_25=4, var_1_27=5, var_1_28=122/5, var_1_29=1, var_1_30=236, var_1_31=5, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_3=2, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L141] var_1_28 = __VERIFIER_nondet_float() [L142] CALL assume_abort_if_not((var_1_28 >= -230584.3009213691390e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 2305843.009213691390e+12F && var_1_28 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_24=3, var_1_25=4, var_1_27=5, var_1_28=6, var_1_29=1, var_1_30=236, var_1_31=5, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_3=2, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not((var_1_28 >= -230584.3009213691390e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 2305843.009213691390e+12F && var_1_28 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_24=3, var_1_25=4, var_1_27=5, var_1_28=6, var_1_29=1, var_1_30=236, var_1_31=5, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_3=2, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L143] var_1_30 = __VERIFIER_nondet_uchar() [L144] CALL assume_abort_if_not(var_1_30 >= 222) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_24=3, var_1_25=4, var_1_27=5, var_1_28=6, var_1_29=1, var_1_30=222, var_1_31=5, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_3=2, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_30 >= 222) VAL [isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_24=3, var_1_25=4, var_1_27=5, var_1_28=6, var_1_29=1, var_1_30=222, var_1_31=5, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_3=2, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L145] CALL assume_abort_if_not(var_1_30 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_24=3, var_1_25=4, var_1_27=5, var_1_28=6, var_1_29=1, var_1_30=222, var_1_31=5, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_3=2, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_30 <= 254) VAL [isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_24=3, var_1_25=4, var_1_27=5, var_1_28=6, var_1_29=1, var_1_30=222, var_1_31=5, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_3=2, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L146] var_1_31 = __VERIFIER_nondet_uchar() [L147] CALL assume_abort_if_not(var_1_31 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_24=3, var_1_25=4, var_1_27=5, var_1_28=6, var_1_29=1, var_1_30=222, var_1_31=31, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_3=2, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_31 >= 0) VAL [isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_24=3, var_1_25=4, var_1_27=5, var_1_28=6, var_1_29=1, var_1_30=222, var_1_31=31, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_3=2, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L148] CALL assume_abort_if_not(var_1_31 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_24=3, var_1_25=4, var_1_27=5, var_1_28=6, var_1_29=1, var_1_30=222, var_1_31=31, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_3=2, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_31 <= 32) VAL [isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_24=3, var_1_25=4, var_1_27=5, var_1_28=6, var_1_29=1, var_1_30=222, var_1_31=31, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_3=2, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L149] var_1_32 = __VERIFIER_nondet_uchar() [L150] CALL assume_abort_if_not(var_1_32 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_24=3, var_1_25=4, var_1_27=5, var_1_28=6, var_1_29=1, var_1_30=222, var_1_31=31, var_1_32=62, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_3=2, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_32 >= 0) VAL [isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_24=3, var_1_25=4, var_1_27=5, var_1_28=6, var_1_29=1, var_1_30=222, var_1_31=31, var_1_32=62, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_3=2, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L151] CALL assume_abort_if_not(var_1_32 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_24=3, var_1_25=4, var_1_27=5, var_1_28=6, var_1_29=1, var_1_30=222, var_1_31=31, var_1_32=62, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_3=2, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_32 <= 63) VAL [isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_24=3, var_1_25=4, var_1_27=5, var_1_28=6, var_1_29=1, var_1_30=222, var_1_31=31, var_1_32=62, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_3=2, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L152] var_1_33 = __VERIFIER_nondet_uchar() [L153] CALL assume_abort_if_not(var_1_33 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_24=3, var_1_25=4, var_1_27=5, var_1_28=6, var_1_29=1, var_1_30=222, var_1_31=31, var_1_32=62, var_1_33=127, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_3=2, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_33 >= 63) VAL [isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_24=3, var_1_25=4, var_1_27=5, var_1_28=6, var_1_29=1, var_1_30=222, var_1_31=31, var_1_32=62, var_1_33=127, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_3=2, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L154] CALL assume_abort_if_not(var_1_33 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_24=3, var_1_25=4, var_1_27=5, var_1_28=6, var_1_29=1, var_1_30=222, var_1_31=31, var_1_32=62, var_1_33=127, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_3=2, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_33 <= 127) VAL [isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_24=3, var_1_25=4, var_1_27=5, var_1_28=6, var_1_29=1, var_1_30=222, var_1_31=31, var_1_32=62, var_1_33=127, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_3=2, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L155] var_1_34 = __VERIFIER_nondet_uchar() [L156] CALL assume_abort_if_not(var_1_34 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_24=3, var_1_25=4, var_1_27=5, var_1_28=6, var_1_29=1, var_1_30=222, var_1_31=31, var_1_32=62, var_1_33=127, var_1_34=63, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_3=2, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_34 >= 63) VAL [isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_24=3, var_1_25=4, var_1_27=5, var_1_28=6, var_1_29=1, var_1_30=222, var_1_31=31, var_1_32=62, var_1_33=127, var_1_34=63, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_3=2, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L157] CALL assume_abort_if_not(var_1_34 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_24=3, var_1_25=4, var_1_27=5, var_1_28=6, var_1_29=1, var_1_30=222, var_1_31=31, var_1_32=62, var_1_33=127, var_1_34=63, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_3=2, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_34 <= 127) VAL [isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_24=3, var_1_25=4, var_1_27=5, var_1_28=6, var_1_29=1, var_1_30=222, var_1_31=31, var_1_32=62, var_1_33=127, var_1_34=63, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_3=2, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L158] var_1_35 = __VERIFIER_nondet_uchar() [L159] CALL assume_abort_if_not(var_1_35 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_24=3, var_1_25=4, var_1_27=5, var_1_28=6, var_1_29=1, var_1_30=222, var_1_31=31, var_1_32=62, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_3=2, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_35 >= 0) VAL [isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_24=3, var_1_25=4, var_1_27=5, var_1_28=6, var_1_29=1, var_1_30=222, var_1_31=31, var_1_32=62, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_3=2, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L160] CALL assume_abort_if_not(var_1_35 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_24=3, var_1_25=4, var_1_27=5, var_1_28=6, var_1_29=1, var_1_30=222, var_1_31=31, var_1_32=62, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_3=2, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_35 <= 63) VAL [isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_24=3, var_1_25=4, var_1_27=5, var_1_28=6, var_1_29=1, var_1_30=222, var_1_31=31, var_1_32=62, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_3=2, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L161] var_1_41 = __VERIFIER_nondet_uchar() [L162] CALL assume_abort_if_not(var_1_41 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_24=3, var_1_25=4, var_1_27=5, var_1_28=6, var_1_29=1, var_1_30=222, var_1_31=31, var_1_32=62, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_3=2, var_1_40=0, var_1_41=1, var_1_6=2, var_1_8=1073741823] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_41 >= 1) VAL [isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_24=3, var_1_25=4, var_1_27=5, var_1_28=6, var_1_29=1, var_1_30=222, var_1_31=31, var_1_32=62, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_3=2, var_1_40=0, var_1_41=1, var_1_6=2, var_1_8=1073741823] [L163] CALL assume_abort_if_not(var_1_41 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_24=3, var_1_25=4, var_1_27=5, var_1_28=6, var_1_29=1, var_1_30=222, var_1_31=31, var_1_32=62, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_3=2, var_1_40=0, var_1_41=1, var_1_6=2, var_1_8=1073741823] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_41 <= 1) VAL [isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_24=3, var_1_25=4, var_1_27=5, var_1_28=6, var_1_29=1, var_1_30=222, var_1_31=31, var_1_32=62, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_3=2, var_1_40=0, var_1_41=1, var_1_6=2, var_1_8=1073741823] [L178] RET updateVariables() [L179] CALL step() [L54] var_1_38 = var_1_31 [L55] var_1_39 = var_1_31 [L56] var_1_40 = var_1_41 [L57] unsigned char stepLocal_4 = var_1_40; [L58] COND TRUE stepLocal_4 && var_1_40 [L59] var_1_29 = (((var_1_30 - var_1_31) - var_1_32) - (((((var_1_33) > (var_1_34)) ? (var_1_33) : (var_1_34))) - ((((var_1_35) < 0 ) ? -(var_1_35) : (var_1_35))))) [L61] COND TRUE \read(var_1_40) [L62] var_1_36 = (var_1_28 + var_1_27) [L66] signed long int stepLocal_1 = ~ var_1_29; [L67] COND TRUE stepLocal_1 < var_1_8 [L68] var_1_14 = ((((var_1_39) > (var_1_29)) ? (var_1_39) : (var_1_29))) [L70] unsigned char stepLocal_2 = var_1_29; [L71] COND TRUE (last_1_var_1_15 + var_1_39) > stepLocal_2 [L72] COND TRUE \read(var_1_40) [L73] var_1_15 = (((((var_1_38) < (var_1_38)) ? (var_1_38) : (var_1_38))) + var_1_29) [L78] unsigned char stepLocal_3 = var_1_40; [L79] COND TRUE var_1_40 && stepLocal_3 [L80] var_1_19 = (var_1_29 + var_1_29) [L82] COND TRUE ((((var_1_19) < (var_1_38)) ? (var_1_19) : (var_1_38))) > (var_1_38 - ((((var_1_15) > (5)) ? (var_1_15) : (5)))) [L83] var_1_23 = (10.65 - (var_1_24 - var_1_25)) [L85] COND FALSE !(var_1_38 > var_1_38) [L90] COND FALSE !((var_1_2 - var_1_3) == (- var_1_26)) [L97] var_1_1 = var_1_29 [L99] var_1_6 = (var_1_15 - (((((var_1_8 - var_1_15)) < (var_1_38)) ? ((var_1_8 - var_1_15)) : (var_1_38)))) [L100] signed long int stepLocal_0 = var_1_8; [L101] COND TRUE \read(var_1_40) [L102] var_1_11 = var_1_39 [L108] unsigned char stepLocal_7 = var_1_40; [L109] signed char stepLocal_6 = var_1_39; [L110] unsigned char stepLocal_5 = var_1_29; [L111] COND FALSE !(((var_1_35 / var_1_34) % var_1_30) >= stepLocal_5) [L124] var_1_37 = var_1_32 [L179] RET step() [L180] CALL, EXPR property() [L169] EXPR (((((((((var_1_2 - var_1_3) == (- var_1_26)) ? ((var_1_3 <= ((var_1_26 * 1.5) + 127.4)) ? (var_1_1 == ((signed short int) var_1_29)) : (var_1_1 == ((signed short int) var_1_29))) : (var_1_1 == ((signed short int) var_1_29))) && (var_1_6 == ((signed long int) (var_1_15 - (((((var_1_8 - var_1_15)) < (var_1_38)) ? ((var_1_8 - var_1_15)) : (var_1_38))))))) && (var_1_40 ? (var_1_11 == ((signed short int) var_1_39)) : ((var_1_8 <= ((((var_1_1) > (var_1_39)) ? (var_1_1) : (var_1_39)))) ? (var_1_11 == ((signed short int) ((((var_1_39) > (var_1_29)) ? (var_1_39) : (var_1_29))))) : 1))) && (((~ var_1_29) < var_1_8) ? (var_1_14 == ((signed long int) ((((var_1_39) > (var_1_29)) ? (var_1_39) : (var_1_29))))) : 1)) && (((last_1_var_1_15 + var_1_39) > var_1_29) ? (var_1_40 ? (var_1_15 == ((unsigned short int) (((((var_1_38) < (var_1_38)) ? (var_1_38) : (var_1_38))) + var_1_29))) : 1) : (var_1_15 == ((unsigned short int) (var_1_38 + var_1_38))))) && ((var_1_40 && var_1_40) ? (var_1_19 == ((signed short int) (var_1_29 + var_1_29))) : 1)) && ((((((var_1_19) < (var_1_38)) ? (var_1_19) : (var_1_38))) > (var_1_38 - ((((var_1_15) > (5)) ? (var_1_15) : (5))))) ? (var_1_23 == ((double) (10.65 - (var_1_24 - var_1_25)))) : 1)) && ((var_1_38 > var_1_38) ? (((var_1_38 ^ var_1_29) < var_1_8) ? (var_1_26 == ((float) (((128.05f - var_1_27) + ((((var_1_28) < 0 ) ? -(var_1_28) : (var_1_28)))) + var_1_25))) : 1) : 1) [L169] EXPR ((((((((((((var_1_2 - var_1_3) == (- var_1_26)) ? ((var_1_3 <= ((var_1_26 * 1.5) + 127.4)) ? (var_1_1 == ((signed short int) var_1_29)) : (var_1_1 == ((signed short int) var_1_29))) : (var_1_1 == ((signed short int) var_1_29))) && (var_1_6 == ((signed long int) (var_1_15 - (((((var_1_8 - var_1_15)) < (var_1_38)) ? ((var_1_8 - var_1_15)) : (var_1_38))))))) && (var_1_40 ? (var_1_11 == ((signed short int) var_1_39)) : ((var_1_8 <= ((((var_1_1) > (var_1_39)) ? (var_1_1) : (var_1_39)))) ? (var_1_11 == ((signed short int) ((((var_1_39) > (var_1_29)) ? (var_1_39) : (var_1_29))))) : 1))) && (((~ var_1_29) < var_1_8) ? (var_1_14 == ((signed long int) ((((var_1_39) > (var_1_29)) ? (var_1_39) : (var_1_29))))) : 1)) && (((last_1_var_1_15 + var_1_39) > var_1_29) ? (var_1_40 ? (var_1_15 == ((unsigned short int) (((((var_1_38) < (var_1_38)) ? (var_1_38) : (var_1_38))) + var_1_29))) : 1) : (var_1_15 == ((unsigned short int) (var_1_38 + var_1_38))))) && ((var_1_40 && var_1_40) ? (var_1_19 == ((signed short int) (var_1_29 + var_1_29))) : 1)) && ((((((var_1_19) < (var_1_38)) ? (var_1_19) : (var_1_38))) > (var_1_38 - ((((var_1_15) > (5)) ? (var_1_15) : (5))))) ? (var_1_23 == ((double) (10.65 - (var_1_24 - var_1_25)))) : 1)) && ((var_1_38 > var_1_38) ? (((var_1_38 ^ var_1_29) < var_1_8) ? (var_1_26 == ((float) (((128.05f - var_1_27) + ((((var_1_28) < 0 ) ? -(var_1_28) : (var_1_28)))) + var_1_25))) : 1) : 1)) && ((var_1_40 && var_1_40) ? (var_1_29 == ((unsigned char) (((var_1_30 - var_1_31) - var_1_32) - (((((var_1_33) > (var_1_34)) ? (var_1_33) : (var_1_34))) - ((((var_1_35) < 0 ) ? -(var_1_35) : (var_1_35))))))) : 1)) && (var_1_40 ? (var_1_36 == ((double) (var_1_28 + var_1_27))) : (var_1_36 == ((double) ((var_1_27 + var_1_28) + ((((var_1_25) < 0 ) ? -(var_1_25) : (var_1_25)))))))) && ((((var_1_35 / var_1_34) % var_1_30) >= var_1_29) ? ((var_1_40 || var_1_40) ? (((var_1_39 * (var_1_38 & 64)) < var_1_39) ? (((var_1_27 - var_1_24) <= var_1_3) ? (var_1_37 == ((signed short int) (var_1_33 - var_1_11))) : (var_1_37 == ((signed short int) ((((var_1_32) < ((((((var_1_33) < (var_1_35)) ? (var_1_33) : (var_1_35))) + var_1_39))) ? (var_1_32) : ((((((var_1_33) < (var_1_35)) ? (var_1_33) : (var_1_35))) + var_1_39))))))) : (var_1_37 == ((signed short int) ((((((((var_1_34) < 0 ) ? -(var_1_34) : (var_1_34)))) < (var_1_11)) ? (((((var_1_34) < 0 ) ? -(var_1_34) : (var_1_34)))) : (var_1_11)))))) : 1) : (var_1_37 == ((signed short int) var_1_32))) [L169-L170] return (((((((((((((((var_1_2 - var_1_3) == (- var_1_26)) ? ((var_1_3 <= ((var_1_26 * 1.5) + 127.4)) ? (var_1_1 == ((signed short int) var_1_29)) : (var_1_1 == ((signed short int) var_1_29))) : (var_1_1 == ((signed short int) var_1_29))) && (var_1_6 == ((signed long int) (var_1_15 - (((((var_1_8 - var_1_15)) < (var_1_38)) ? ((var_1_8 - var_1_15)) : (var_1_38))))))) && (var_1_40 ? (var_1_11 == ((signed short int) var_1_39)) : ((var_1_8 <= ((((var_1_1) > (var_1_39)) ? (var_1_1) : (var_1_39)))) ? (var_1_11 == ((signed short int) ((((var_1_39) > (var_1_29)) ? (var_1_39) : (var_1_29))))) : 1))) && (((~ var_1_29) < var_1_8) ? (var_1_14 == ((signed long int) ((((var_1_39) > (var_1_29)) ? (var_1_39) : (var_1_29))))) : 1)) && (((last_1_var_1_15 + var_1_39) > var_1_29) ? (var_1_40 ? (var_1_15 == ((unsigned short int) (((((var_1_38) < (var_1_38)) ? (var_1_38) : (var_1_38))) + var_1_29))) : 1) : (var_1_15 == ((unsigned short int) (var_1_38 + var_1_38))))) && ((var_1_40 && var_1_40) ? (var_1_19 == ((signed short int) (var_1_29 + var_1_29))) : 1)) && ((((((var_1_19) < (var_1_38)) ? (var_1_19) : (var_1_38))) > (var_1_38 - ((((var_1_15) > (5)) ? (var_1_15) : (5))))) ? (var_1_23 == ((double) (10.65 - (var_1_24 - var_1_25)))) : 1)) && ((var_1_38 > var_1_38) ? (((var_1_38 ^ var_1_29) < var_1_8) ? (var_1_26 == ((float) (((128.05f - var_1_27) + ((((var_1_28) < 0 ) ? -(var_1_28) : (var_1_28)))) + var_1_25))) : 1) : 1)) && ((var_1_40 && var_1_40) ? (var_1_29 == ((unsigned char) (((var_1_30 - var_1_31) - var_1_32) - (((((var_1_33) > (var_1_34)) ? (var_1_33) : (var_1_34))) - ((((var_1_35) < 0 ) ? -(var_1_35) : (var_1_35))))))) : 1)) && (var_1_40 ? (var_1_36 == ((double) (var_1_28 + var_1_27))) : (var_1_36 == ((double) ((var_1_27 + var_1_28) + ((((var_1_25) < 0 ) ? -(var_1_25) : (var_1_25)))))))) && ((((var_1_35 / var_1_34) % var_1_30) >= var_1_29) ? ((var_1_40 || var_1_40) ? (((var_1_39 * (var_1_38 & 64)) < var_1_39) ? (((var_1_27 - var_1_24) <= var_1_3) ? (var_1_37 == ((signed short int) (var_1_33 - var_1_11))) : (var_1_37 == ((signed short int) ((((var_1_32) < ((((((var_1_33) < (var_1_35)) ? (var_1_33) : (var_1_35))) + var_1_39))) ? (var_1_32) : ((((((var_1_33) < (var_1_35)) ? (var_1_33) : (var_1_35))) + var_1_39))))))) : (var_1_37 == ((signed short int) ((((((((var_1_34) < 0 ) ? -(var_1_34) : (var_1_34)))) < (var_1_11)) ? (((((var_1_34) < 0 ) ? -(var_1_34) : (var_1_34)))) : (var_1_11)))))) : 1) : (var_1_37 == ((signed short int) var_1_32)))) && (var_1_38 == ((unsigned char) var_1_31))) && (var_1_39 == ((signed char) var_1_31))) && (var_1_40 == ((unsigned char) var_1_41)) ; [L180] RET, EXPR property() [L180] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_15=2, var_1_11=31, var_1_14=31, var_1_15=33, var_1_19=4, var_1_1=2, var_1_23=0, var_1_24=3, var_1_25=4, var_1_26=7, var_1_27=5, var_1_28=6, var_1_29=2, var_1_30=222, var_1_31=31, var_1_32=62, var_1_33=127, var_1_34=63, var_1_35=0, var_1_37=62, var_1_38=31, var_1_39=31, var_1_3=2, var_1_40=1, var_1_41=1, var_1_6=2, var_1_8=1073741823] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_15=2, var_1_11=31, var_1_14=31, var_1_15=33, var_1_19=4, var_1_1=2, var_1_23=0, var_1_24=3, var_1_25=4, var_1_26=7, var_1_27=5, var_1_28=6, var_1_29=2, var_1_30=222, var_1_31=31, var_1_32=62, var_1_33=127, var_1_34=63, var_1_35=0, var_1_37=62, var_1_38=31, var_1_39=31, var_1_3=2, var_1_40=1, var_1_41=1, var_1_6=2, var_1_8=1073741823] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 45 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 1, TraceHistogramMax: 22, 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=45occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 84 NumberOfCodeBlocks, 84 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 04:49:27,423 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_786b539a-8274-43ac-bec4-d37268dea92f/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_786b539a-8274-43ac-bec4-d37268dea92f/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_786b539a-8274-43ac-bec4-d37268dea92f/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_786b539a-8274-43ac-bec4-d37268dea92f/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_786b539a-8274-43ac-bec4-d37268dea92f/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-0.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_786b539a-8274-43ac-bec4-d37268dea92f/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_786b539a-8274-43ac-bec4-d37268dea92f/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 ee1bf5a100c560c161691455551c965071f499d9e9eea4cb62c63597da53f17e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:49:30,167 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:49:30,310 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_786b539a-8274-43ac-bec4-d37268dea92f/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 04:49:30,318 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:49:30,319 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:49:30,361 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:49:30,362 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:49:30,362 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:49:30,363 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:49:30,369 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:49:30,369 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:49:30,370 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:49:30,370 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:49:30,372 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:49:30,373 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:49:30,373 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:49:30,374 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:49:30,375 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:49:30,375 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:49:30,376 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:49:30,377 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:49:30,377 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:49:30,378 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:49:30,378 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:49:30,378 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:49:30,379 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:49:30,379 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:49:30,380 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:49:30,380 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:49:30,381 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:49:30,382 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:49:30,382 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 04:49:30,383 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:49:30,383 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:49:30,383 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:49:30,384 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:49:30,384 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:49:30,384 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:49:30,384 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:49:30,385 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:49:30,386 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:49:30,386 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:49:30,386 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_786b539a-8274-43ac-bec4-d37268dea92f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_786b539a-8274-43ac-bec4-d37268dea92f/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ee1bf5a100c560c161691455551c965071f499d9e9eea4cb62c63597da53f17e [2023-11-19 04:49:30,800 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:49:30,836 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:49:30,839 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:49:30,840 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:49:30,841 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:49:30,842 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_786b539a-8274-43ac-bec4-d37268dea92f/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-0.i [2023-11-19 04:49:33,949 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:49:34,294 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:49:34,297 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_786b539a-8274-43ac-bec4-d37268dea92f/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-0.i [2023-11-19 04:49:34,308 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_786b539a-8274-43ac-bec4-d37268dea92f/bin/utaipan-verify-t7M7D8N6sZ/data/0d36622ce/8968a00cff434981ab74eb82daed06db/FLAG300d3747c [2023-11-19 04:49:34,328 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_786b539a-8274-43ac-bec4-d37268dea92f/bin/utaipan-verify-t7M7D8N6sZ/data/0d36622ce/8968a00cff434981ab74eb82daed06db [2023-11-19 04:49:34,334 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:49:34,335 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:49:34,338 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:49:34,339 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:49:34,344 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:49:34,345 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:49:34" (1/1) ... [2023-11-19 04:49:34,346 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d1d3dc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:49:34, skipping insertion in model container [2023-11-19 04:49:34,346 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:49:34" (1/1) ... [2023-11-19 04:49:34,398 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:49:34,594 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_786b539a-8274-43ac-bec4-d37268dea92f/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-0.i[915,928] [2023-11-19 04:49:34,715 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:49:34,734 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:49:34,754 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_786b539a-8274-43ac-bec4-d37268dea92f/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-0.i[915,928] [2023-11-19 04:49:34,833 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:49:34,856 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:49:34,858 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:49:34 WrapperNode [2023-11-19 04:49:34,859 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:49:34,861 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:49:34,861 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:49:34,861 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:49:34,869 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:49:34" (1/1) ... [2023-11-19 04:49:34,901 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:49:34" (1/1) ... [2023-11-19 04:49:34,947 INFO L138 Inliner]: procedures = 27, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 180 [2023-11-19 04:49:34,948 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:49:34,949 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:49:34,949 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:49:34,949 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:49:34,960 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:49:34" (1/1) ... [2023-11-19 04:49:34,960 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:49:34" (1/1) ... [2023-11-19 04:49:34,967 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:49:34" (1/1) ... [2023-11-19 04:49:34,967 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:49:34" (1/1) ... [2023-11-19 04:49:34,984 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:49:34" (1/1) ... [2023-11-19 04:49:34,988 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:49:34" (1/1) ... [2023-11-19 04:49:34,993 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:49:34" (1/1) ... [2023-11-19 04:49:34,995 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:49:34" (1/1) ... [2023-11-19 04:49:35,002 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:49:35,003 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:49:35,003 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:49:35,003 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:49:35,004 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:49:34" (1/1) ... [2023-11-19 04:49:35,011 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:49:35,026 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_786b539a-8274-43ac-bec4-d37268dea92f/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:49:35,039 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_786b539a-8274-43ac-bec4-d37268dea92f/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:49:35,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_786b539a-8274-43ac-bec4-d37268dea92f/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:49:35,098 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:49:35,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:49:35,098 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:49:35,099 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:49:35,100 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:49:35,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:49:35,237 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:49:35,242 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:49:48,542 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:49:48,550 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:49:48,551 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:49:48,555 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:49:48 BoogieIcfgContainer [2023-11-19 04:49:48,555 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:49:48,557 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:49:48,558 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:49:48,561 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:49:48,561 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:49:34" (1/3) ... [2023-11-19 04:49:48,562 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15bb8106 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:49:48, skipping insertion in model container [2023-11-19 04:49:48,563 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:49:34" (2/3) ... [2023-11-19 04:49:48,563 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15bb8106 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:49:48, skipping insertion in model container [2023-11-19 04:49:48,563 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:49:48" (3/3) ... [2023-11-19 04:49:48,565 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-0.i [2023-11-19 04:49:48,584 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:49:48,585 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 04:49:48,651 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:49:48,660 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;@5a889c96, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:49:48,660 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 04:49:48,665 INFO L276 IsEmpty]: Start isEmpty. Operand has 78 states, 53 states have (on average 1.4150943396226414) internal successors, (75), 54 states have internal predecessors, (75), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2023-11-19 04:49:48,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2023-11-19 04:49:48,683 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:49:48,684 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:49:48,685 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:49:48,691 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:49:48,691 INFO L85 PathProgramCache]: Analyzing trace with hash -1520005658, now seen corresponding path program 1 times [2023-11-19 04:49:48,707 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:49:48,708 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [146355774] [2023-11-19 04:49:48,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:49:48,709 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 04:49:48,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_786b539a-8274-43ac-bec4-d37268dea92f/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:49:48,713 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_786b539a-8274-43ac-bec4-d37268dea92f/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 04:49:48,725 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_786b539a-8274-43ac-bec4-d37268dea92f/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 04:49:49,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:49:49,605 INFO L262 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:49:49,618 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:49:49,671 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 482 proven. 0 refuted. 0 times theorem prover too weak. 442 trivial. 0 not checked. [2023-11-19 04:49:49,671 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:49:49,672 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:49:49,672 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [146355774] [2023-11-19 04:49:49,673 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [146355774] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:49:49,673 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:49:49,673 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 04:49:49,675 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [80222498] [2023-11-19 04:49:49,676 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:49:49,681 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 04:49:49,681 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:49:49,709 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 04:49:49,710 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 04:49:49,713 INFO L87 Difference]: Start difference. First operand has 78 states, 53 states have (on average 1.4150943396226414) internal successors, (75), 54 states have internal predecessors, (75), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) Second operand has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2023-11-19 04:49:49,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:49:49,750 INFO L93 Difference]: Finished difference Result 152 states and 255 transitions. [2023-11-19 04:49:49,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 04:49:49,752 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 148 [2023-11-19 04:49:49,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:49:49,761 INFO L225 Difference]: With dead ends: 152 [2023-11-19 04:49:49,761 INFO L226 Difference]: Without dead ends: 73 [2023-11-19 04:49:49,765 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 147 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 04:49:49,769 INFO L413 NwaCegarLoop]: 113 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, 113 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 04:49:49,770 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 113 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 04:49:49,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2023-11-19 04:49:49,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2023-11-19 04:49:49,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 49 states have (on average 1.3265306122448979) internal successors, (65), 49 states have internal predecessors, (65), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2023-11-19 04:49:49,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 109 transitions. [2023-11-19 04:49:49,840 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 109 transitions. Word has length 148 [2023-11-19 04:49:49,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:49:49,840 INFO L495 AbstractCegarLoop]: Abstraction has 73 states and 109 transitions. [2023-11-19 04:49:49,841 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2023-11-19 04:49:49,841 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 109 transitions. [2023-11-19 04:49:49,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2023-11-19 04:49:49,845 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:49:49,845 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:49:49,865 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_786b539a-8274-43ac-bec4-d37268dea92f/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)] Forceful destruction successful, exit code 0 [2023-11-19 04:49:50,057 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_786b539a-8274-43ac-bec4-d37268dea92f/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 04:49:50,057 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:49:50,058 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:49:50,058 INFO L85 PathProgramCache]: Analyzing trace with hash -1434661534, now seen corresponding path program 1 times [2023-11-19 04:49:50,060 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:49:50,060 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [869941187] [2023-11-19 04:49:50,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:49:50,060 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 04:49:50,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_786b539a-8274-43ac-bec4-d37268dea92f/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:49:50,062 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_786b539a-8274-43ac-bec4-d37268dea92f/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 04:49:50,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_786b539a-8274-43ac-bec4-d37268dea92f/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 04:49:52,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:49:52,676 INFO L262 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 70 conjunts are in the unsatisfiable core [2023-11-19 04:49:52,699 INFO L285 TraceCheckSpWp]: Computing forward predicates...