./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-48.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_3f3decab-36b3-4713-919e-bdf7a6a112ba/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3decab-36b3-4713-919e-bdf7a6a112ba/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3decab-36b3-4713-919e-bdf7a6a112ba/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3decab-36b3-4713-919e-bdf7a6a112ba/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-48.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3decab-36b3-4713-919e-bdf7a6a112ba/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3decab-36b3-4713-919e-bdf7a6a112ba/bin/utaipan-verify-SwPr7d2a91 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d87c3660a424df0524cae67268a05b6384bd5fce4f180c391a8617728ea69ead --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:20:37,989 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:20:38,065 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3decab-36b3-4713-919e-bdf7a6a112ba/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-24 23:20:38,071 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:20:38,072 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:20:38,102 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:20:38,102 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:20:38,103 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:20:38,104 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:20:38,105 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:20:38,106 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:20:38,106 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:20:38,107 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:20:38,107 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-24 23:20:38,108 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:20:38,109 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:20:38,109 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-24 23:20:38,110 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-24 23:20:38,111 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:20:38,111 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-24 23:20:38,112 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-24 23:20:38,120 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-24 23:20:38,121 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:20:38,121 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:20:38,122 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:20:38,122 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:20:38,123 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:20:38,123 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:20:38,123 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:20:38,124 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:20:38,124 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:20:38,125 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:20:38,142 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:20:38,142 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:20:38,144 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:20:38,144 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:20:38,148 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:20:38,149 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:20:38,149 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:20:38,149 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:20:38,150 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:20:38,150 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-24 23:20:38,150 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:20:38,150 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:20:38,151 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:20:38,151 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:20:38,152 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:20:38,152 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_3f3decab-36b3-4713-919e-bdf7a6a112ba/bin/utaipan-verify-SwPr7d2a91/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3decab-36b3-4713-919e-bdf7a6a112ba/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d87c3660a424df0524cae67268a05b6384bd5fce4f180c391a8617728ea69ead [2023-11-24 23:20:38,535 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:20:38,570 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:20:38,572 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:20:38,575 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:20:38,575 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:20:38,577 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3decab-36b3-4713-919e-bdf7a6a112ba/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-48.i [2023-11-24 23:20:41,692 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:20:42,060 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:20:42,063 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3decab-36b3-4713-919e-bdf7a6a112ba/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-48.i [2023-11-24 23:20:42,081 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3decab-36b3-4713-919e-bdf7a6a112ba/bin/utaipan-verify-SwPr7d2a91/data/b9a4e09e6/74945eda492540869fa87846f6e4f5b2/FLAGbd556932f [2023-11-24 23:20:42,101 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3decab-36b3-4713-919e-bdf7a6a112ba/bin/utaipan-verify-SwPr7d2a91/data/b9a4e09e6/74945eda492540869fa87846f6e4f5b2 [2023-11-24 23:20:42,112 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:20:42,115 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:20:42,119 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:20:42,119 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:20:42,124 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:20:42,125 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:20:42" (1/1) ... [2023-11-24 23:20:42,126 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47f7544 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:42, skipping insertion in model container [2023-11-24 23:20:42,127 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:20:42" (1/1) ... [2023-11-24 23:20:42,189 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:20:42,347 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_3f3decab-36b3-4713-919e-bdf7a6a112ba/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-48.i[919,932] [2023-11-24 23:20:42,436 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:20:42,451 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:20:42,462 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_3f3decab-36b3-4713-919e-bdf7a6a112ba/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-48.i[919,932] [2023-11-24 23:20:42,524 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:20:42,544 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:20:42,545 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:42 WrapperNode [2023-11-24 23:20:42,545 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:20:42,546 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:20:42,546 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:20:42,546 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:20:42,554 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:42" (1/1) ... [2023-11-24 23:20:42,569 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:42" (1/1) ... [2023-11-24 23:20:42,636 INFO L138 Inliner]: procedures = 26, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 223 [2023-11-24 23:20:42,637 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:20:42,638 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:20:42,638 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:20:42,638 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:20:42,648 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:42" (1/1) ... [2023-11-24 23:20:42,649 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:42" (1/1) ... [2023-11-24 23:20:42,653 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:42" (1/1) ... [2023-11-24 23:20:42,654 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:42" (1/1) ... [2023-11-24 23:20:42,678 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:42" (1/1) ... [2023-11-24 23:20:42,697 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:42" (1/1) ... [2023-11-24 23:20:42,700 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:42" (1/1) ... [2023-11-24 23:20:42,704 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:42" (1/1) ... [2023-11-24 23:20:42,726 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:20:42,727 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:20:42,727 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:20:42,727 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:20:42,728 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:42" (1/1) ... [2023-11-24 23:20:42,740 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:20:42,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3decab-36b3-4713-919e-bdf7a6a112ba/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:20:42,776 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3decab-36b3-4713-919e-bdf7a6a112ba/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:20:42,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3decab-36b3-4713-919e-bdf7a6a112ba/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:20:42,866 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:20:42,880 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:20:42,880 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:20:42,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:20:42,883 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:20:42,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:20:43,047 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:20:43,049 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:20:43,578 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:20:43,879 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:20:43,879 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:20:43,881 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:20:43 BoogieIcfgContainer [2023-11-24 23:20:43,881 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:20:43,884 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:20:43,885 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:20:43,889 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:20:43,890 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:20:42" (1/3) ... [2023-11-24 23:20:43,892 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d1808ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:20:43, skipping insertion in model container [2023-11-24 23:20:43,892 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:42" (2/3) ... [2023-11-24 23:20:43,894 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d1808ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:20:43, skipping insertion in model container [2023-11-24 23:20:43,894 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:20:43" (3/3) ... [2023-11-24 23:20:43,895 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-48.i [2023-11-24 23:20:43,918 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:20:43,918 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:20:43,989 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:20:43,998 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;@79e0ca2a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:20:43,999 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:20:44,004 INFO L276 IsEmpty]: Start isEmpty. Operand has 56 states, 24 states have (on average 1.125) internal successors, (27), 25 states have internal predecessors, (27), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-24 23:20:44,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2023-11-24 23:20:44,020 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:20:44,020 INFO L195 NwaCegarLoop]: trace histogram [29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:20:44,021 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:20:44,026 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:20:44,027 INFO L85 PathProgramCache]: Analyzing trace with hash 97268963, now seen corresponding path program 1 times [2023-11-24 23:20:44,037 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:20:44,037 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [376573762] [2023-11-24 23:20:44,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:20:44,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:20:44,301 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-24 23:20:44,301 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [617618245] [2023-11-24 23:20:44,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:20:44,302 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 23:20:44,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3decab-36b3-4713-919e-bdf7a6a112ba/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:20:44,308 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3decab-36b3-4713-919e-bdf7a6a112ba/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-24 23:20:44,364 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3decab-36b3-4713-919e-bdf7a6a112ba/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-24 23:20:44,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:20:44,620 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:20:44,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:20:44,912 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-24 23:20:44,917 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-24 23:20:44,918 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-24 23:20:44,935 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3decab-36b3-4713-919e-bdf7a6a112ba/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-24 23:20:45,130 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3decab-36b3-4713-919e-bdf7a6a112ba/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-24 23:20:45,135 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-24 23:20:45,146 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-24 23:20:45,337 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 11:20:45 BoogieIcfgContainer [2023-11-24 23:20:45,337 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-24 23:20:45,338 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:20:45,338 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:20:45,339 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:20:45,339 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:20:43" (3/4) ... [2023-11-24 23:20:45,345 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 23:20:45,346 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:20:45,348 INFO L158 Benchmark]: Toolchain (without parser) took 3232.97ms. Allocated memory is still 167.8MB. Free memory was 135.5MB in the beginning and 90.8MB in the end (delta: 44.7MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2023-11-24 23:20:45,349 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 130.0MB. Free memory is still 101.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:20:45,350 INFO L158 Benchmark]: CACSL2BoogieTranslator took 426.09ms. Allocated memory is still 167.8MB. Free memory was 135.3MB in the beginning and 125.3MB in the end (delta: 10.0MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. [2023-11-24 23:20:45,351 INFO L158 Benchmark]: Boogie Procedure Inliner took 91.02ms. Allocated memory is still 167.8MB. Free memory was 125.3MB in the beginning and 120.3MB in the end (delta: 5.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 23:20:45,356 INFO L158 Benchmark]: Boogie Preprocessor took 88.31ms. Allocated memory is still 167.8MB. Free memory was 120.3MB in the beginning and 117.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:20:45,357 INFO L158 Benchmark]: RCFGBuilder took 1154.84ms. Allocated memory is still 167.8MB. Free memory was 117.7MB in the beginning and 80.1MB in the end (delta: 37.6MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2023-11-24 23:20:45,358 INFO L158 Benchmark]: TraceAbstraction took 1452.99ms. Allocated memory is still 167.8MB. Free memory was 79.2MB in the beginning and 91.9MB in the end (delta: -12.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:20:45,358 INFO L158 Benchmark]: Witness Printer took 8.20ms. Allocated memory is still 167.8MB. Free memory was 91.9MB in the beginning and 90.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:20:45,361 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 130.0MB. Free memory is still 101.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 426.09ms. Allocated memory is still 167.8MB. Free memory was 135.3MB in the beginning and 125.3MB in the end (delta: 10.0MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 91.02ms. Allocated memory is still 167.8MB. Free memory was 125.3MB in the beginning and 120.3MB in the end (delta: 5.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 88.31ms. Allocated memory is still 167.8MB. Free memory was 120.3MB in the beginning and 117.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1154.84ms. Allocated memory is still 167.8MB. Free memory was 117.7MB in the beginning and 80.1MB in the end (delta: 37.6MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * TraceAbstraction took 1452.99ms. Allocated memory is still 167.8MB. Free memory was 79.2MB in the beginning and 91.9MB in the end (delta: -12.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 8.20ms. Allocated memory is still 167.8MB. Free memory was 91.9MB in the beginning and 90.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 193, overapproximation of shiftRight at line 70, overapproximation of bitwiseAnd at line 122, overapproximation of someBinaryDOUBLEComparisonOperation at line 62, overapproximation of someBinaryArithmeticFLOAToperation at line 88. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 10; [L23] unsigned char var_1_2 = 1; [L24] double var_1_3 = 0.0; [L25] double var_1_4 = 128.2; [L26] double var_1_5 = 50.1; [L27] double var_1_6 = 64.5; [L28] unsigned short int var_1_7 = 1; [L29] unsigned char var_1_8 = 5; [L30] double var_1_9 = 15.35; [L31] unsigned char var_1_10 = 10; [L32] unsigned char var_1_11 = 2; [L33] signed long int var_1_12 = 32; [L34] signed long int var_1_13 = 256; [L35] signed char var_1_14 = 1; [L36] unsigned char var_1_15 = 128; [L37] unsigned char var_1_16 = 0; [L38] signed char var_1_17 = -64; [L39] unsigned short int var_1_18 = 64; [L40] unsigned short int var_1_20 = 8; [L41] unsigned char var_1_22 = 0; [L42] unsigned char var_1_25 = 1; [L43] unsigned char var_1_26 = 1; [L44] unsigned char var_1_28 = 0; [L45] double var_1_29 = 50.2; [L46] signed char var_1_32 = -25; [L47] unsigned char var_1_36 = 0; [L48] unsigned char var_1_37 = 0; [L49] signed short int var_1_38 = -4; [L50] float var_1_40 = 16.2; [L51] float var_1_41 = 10.75; [L52] float var_1_42 = 999.6; [L53] float var_1_43 = 64.5; [L54] signed long int var_1_44 = -2; [L55] signed short int var_1_45 = 2; [L56] unsigned char last_1_var_1_8 = 5; [L57] unsigned short int last_1_var_1_18 = 64; [L204] isInitial = 1 [L205] FCALL initially() [L206] COND TRUE 1 [L207] CALL updateLastVariables() [L196] last_1_var_1_8 = var_1_8 [L197] last_1_var_1_18 = var_1_18 [L207] RET updateLastVariables() [L208] CALL updateVariables() [L147] var_1_2 = __VERIFIER_nondet_uchar() [L148] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=0, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=641/5, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=0, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=641/5, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L149] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=0, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=641/5, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=0, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=641/5, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L150] var_1_3 = __VERIFIER_nondet_double() [L151] CALL assume_abort_if_not((var_1_3 >= 4611686.018427387900e+12F && 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_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=641/5, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not((var_1_3 >= 4611686.018427387900e+12F && 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_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=641/5, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L152] var_1_4 = __VERIFIER_nondet_double() [L153] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 4611686.018427387900e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 4611686.018427387900e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L154] var_1_5 = __VERIFIER_nondet_double() [L155] CALL assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L156] var_1_6 = __VERIFIER_nondet_double() [L157] CALL assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L158] var_1_7 = __VERIFIER_nondet_ushort() [L159] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_8=5, var_1_9=307/20] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_8=5, var_1_9=307/20] [L160] CALL assume_abort_if_not(var_1_7 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=10, var_1_8=5, var_1_9=307/20] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_7 <= 32767) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=10, var_1_8=5, var_1_9=307/20] [L161] var_1_9 = __VERIFIER_nondet_double() [L162] CALL assume_abort_if_not((var_1_9 >= -922337.2036854776000e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=10, var_1_8=5] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not((var_1_9 >= -922337.2036854776000e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=10, var_1_8=5] [L163] CALL assume_abort_if_not(var_1_9 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=10, var_1_8=5] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_9 != 0.0F) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=10, var_1_8=5] [L164] var_1_10 = __VERIFIER_nondet_uchar() [L165] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=10, var_1_8=5] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=10, var_1_8=5] [L166] CALL assume_abort_if_not(var_1_10 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=33, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=10, var_1_8=5] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_10 <= 254) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=33, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=10, var_1_8=5] [L167] var_1_11 = __VERIFIER_nondet_uchar() [L168] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=33, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=10, var_1_8=5] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=33, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=10, var_1_8=5] [L169] CALL assume_abort_if_not(var_1_11 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=33, var_1_11=34, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=10, var_1_8=5] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_11 <= 254) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=33, var_1_11=34, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=10, var_1_8=5] [L170] var_1_15 = __VERIFIER_nondet_uchar() [L171] CALL assume_abort_if_not(var_1_15 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=33, var_1_11=34, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=10, var_1_8=5] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_15 >= 127) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=33, var_1_11=34, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=10, var_1_8=5] [L172] CALL assume_abort_if_not(var_1_15 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=33, var_1_11=34, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=10, var_1_8=5] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_15 <= 255) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=33, var_1_11=34, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=10, var_1_8=5] [L173] var_1_16 = __VERIFIER_nondet_uchar() [L174] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=33, var_1_11=34, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=10, var_1_8=5] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=33, var_1_11=34, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=10, var_1_8=5] [L175] CALL assume_abort_if_not(var_1_16 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=33, var_1_11=34, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=94, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=10, var_1_8=5] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_16 <= 127) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=33, var_1_11=34, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=94, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=10, var_1_8=5] [L176] var_1_17 = __VERIFIER_nondet_char() [L177] CALL assume_abort_if_not(var_1_17 >= -126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=33, var_1_11=34, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=94, var_1_17=126, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=10, var_1_8=5] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_17 >= -126) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=33, var_1_11=34, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=94, var_1_17=126, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=10, var_1_8=5] [L178] CALL assume_abort_if_not(var_1_17 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=33, var_1_11=34, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=94, var_1_17=126, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=10, var_1_8=5] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_17 <= 126) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=33, var_1_11=34, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=94, var_1_17=126, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=10, var_1_8=5] [L179] var_1_25 = __VERIFIER_nondet_uchar() [L180] CALL assume_abort_if_not(var_1_25 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=33, var_1_11=34, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=94, var_1_17=126, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=10, var_1_8=5] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_25 >= 1) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=33, var_1_11=34, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=94, var_1_17=126, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=10, var_1_8=5] [L181] CALL assume_abort_if_not(var_1_25 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=33, var_1_11=34, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=94, var_1_17=126, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=10, var_1_8=5] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_25 <= 1) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=33, var_1_11=34, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=94, var_1_17=126, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=10, var_1_8=5] [L182] var_1_28 = __VERIFIER_nondet_uchar() [L183] CALL assume_abort_if_not(var_1_28 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=33, var_1_11=34, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=94, var_1_17=126, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=10, var_1_8=5] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_28 >= 0) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=33, var_1_11=34, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=94, var_1_17=126, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=10, var_1_8=5] [L184] CALL assume_abort_if_not(var_1_28 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=33, var_1_11=34, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=94, var_1_17=126, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=10, var_1_8=5] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_28 <= 0) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=33, var_1_11=34, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=94, var_1_17=126, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=10, var_1_8=5] [L185] var_1_37 = __VERIFIER_nondet_uchar() [L186] CALL assume_abort_if_not(var_1_37 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=33, var_1_11=34, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=94, var_1_17=126, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=10, var_1_8=5] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not(var_1_37 >= 0) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=33, var_1_11=34, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=94, var_1_17=126, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=10, var_1_8=5] [L187] CALL assume_abort_if_not(var_1_37 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=33, var_1_11=34, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=94, var_1_17=126, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=10, var_1_8=5] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not(var_1_37 <= 0) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=33, var_1_11=34, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=94, var_1_17=126, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=10, var_1_8=5] [L188] var_1_41 = __VERIFIER_nondet_float() [L189] CALL assume_abort_if_not((var_1_41 >= -461168.6018427382800e+13F && var_1_41 <= -1.0e-20F) || (var_1_41 <= 4611686.018427382800e+12F && var_1_41 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=33, var_1_11=34, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=94, var_1_17=126, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=10, var_1_8=5] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not((var_1_41 >= -461168.6018427382800e+13F && var_1_41 <= -1.0e-20F) || (var_1_41 <= 4611686.018427382800e+12F && var_1_41 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=33, var_1_11=34, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=94, var_1_17=126, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=10, var_1_8=5] [L190] var_1_42 = __VERIFIER_nondet_float() [L191] CALL assume_abort_if_not((var_1_42 >= -461168.6018427382800e+13F && var_1_42 <= -1.0e-20F) || (var_1_42 <= 4611686.018427382800e+12F && var_1_42 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=33, var_1_11=34, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=94, var_1_17=126, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=10, var_1_8=5] [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not((var_1_42 >= -461168.6018427382800e+13F && var_1_42 <= -1.0e-20F) || (var_1_42 <= 4611686.018427382800e+12F && var_1_42 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=33, var_1_11=34, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=94, var_1_17=126, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_7=10, var_1_8=5] [L192] var_1_43 = __VERIFIER_nondet_float() [L193] CALL assume_abort_if_not((var_1_43 >= -461168.6018427382800e+13F && var_1_43 <= -1.0e-20F) || (var_1_43 <= 4611686.018427382800e+12F && var_1_43 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=33, var_1_11=34, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=94, var_1_17=126, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_44=-2, var_1_45=2, var_1_7=10, var_1_8=5] [L20] COND FALSE !(!cond) [L193] RET assume_abort_if_not((var_1_43 >= -461168.6018427382800e+13F && var_1_43 <= -1.0e-20F) || (var_1_43 <= 4611686.018427382800e+12F && var_1_43 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=33, var_1_11=34, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=94, var_1_17=126, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_40=81/5, var_1_44=-2, var_1_45=2, var_1_7=10, var_1_8=5] [L208] RET updateVariables() [L209] CALL step() [L61] COND TRUE \read(var_1_2) [L62] COND TRUE ((var_1_3 - var_1_4) - var_1_5) == (15.75 - var_1_6) [L63] var_1_1 = (5 + last_1_var_1_8) [L70] EXPR var_1_10 >> var_1_16 [L70] COND TRUE ((var_1_10 | 1) % var_1_15) >= (var_1_10 >> var_1_16) [L71] var_1_38 = (((((((var_1_15) < 0 ) ? -(var_1_15) : (var_1_15))) < 0 ) ? -((((var_1_15) < 0 ) ? -(var_1_15) : (var_1_15))) : ((((var_1_15) < 0 ) ? -(var_1_15) : (var_1_15))))) [L73] unsigned short int stepLocal_0 = var_1_1; [L74] COND FALSE !(var_1_6 > (var_1_5 / ((((var_1_3) > (var_1_9)) ? (var_1_3) : (var_1_9))))) [L77] COND TRUE stepLocal_0 <= var_1_7 [L78] var_1_8 = var_1_10 [L83] var_1_20 = var_1_11 [L84] COND TRUE var_1_2 || (2.65f > var_1_4) [L85] var_1_22 = (! (! var_1_25)) [L87] COND FALSE !(\read(var_1_37)) [L90] COND TRUE \read(var_1_2) [L91] COND FALSE !(-128 > var_1_10) [L101] COND TRUE (((((var_1_15) < 0 ) ? -(var_1_15) : (var_1_15))) - ((((var_1_16) < 0 ) ? -(var_1_16) : (var_1_16)))) <= var_1_15 [L102] var_1_32 = ((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17))) [L104] COND TRUE \read(var_1_2) [L105] var_1_44 = (-5 + var_1_16) [L107] signed long int stepLocal_1 = ((((var_1_15 - var_1_16)) > (var_1_12)) ? ((var_1_15 - var_1_16)) : (var_1_12)); [L108] COND TRUE var_1_10 == stepLocal_1 [L109] var_1_14 = ((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17))) [L113] COND TRUE \read(var_1_2) [L114] var_1_29 = ((((var_1_4) < (var_1_4)) ? (var_1_4) : (var_1_4))) [L116] COND TRUE \read(var_1_2) [L117] var_1_13 = var_1_11 [L119] COND TRUE \read(var_1_2) [L120] var_1_26 = (! ((var_1_3 >= var_1_3) && var_1_28)) [L122] EXPR var_1_16 & var_1_8 [L122] COND FALSE !((var_1_16 & var_1_8) <= ((var_1_15 - var_1_15) + -16)) [L125] COND FALSE !(\read(var_1_28)) [L128] var_1_36 = var_1_37 [L131] var_1_45 = var_1_12 [L132] COND FALSE !(var_1_8 == var_1_13) [L135] COND TRUE last_1_var_1_18 != var_1_16 [L136] COND FALSE !(-256 >= var_1_13) [L139] var_1_18 = var_1_15 [L209] RET step() [L210] CALL, EXPR property() [L200-L201] return (((((var_1_2 ? ((((var_1_3 - var_1_4) - var_1_5) == (15.75 - var_1_6)) ? (var_1_1 == ((unsigned short int) (5 + last_1_var_1_8))) : (var_1_1 == ((unsigned short int) last_1_var_1_8))) : (var_1_1 == ((unsigned short int) 1))) && ((var_1_6 > (var_1_5 / ((((var_1_3) > (var_1_9)) ? (var_1_3) : (var_1_9))))) ? (var_1_8 == ((unsigned char) ((((var_1_10) < 0 ) ? -(var_1_10) : (var_1_10))))) : ((var_1_1 <= var_1_7) ? (var_1_8 == ((unsigned char) var_1_10)) : (var_1_8 == ((unsigned char) var_1_11))))) && (var_1_2 ? ((-128 > var_1_10) ? ((var_1_3 >= (2.75 / var_1_9)) ? (var_1_12 == ((signed long int) (var_1_11 + (last_1_var_1_18 + var_1_10)))) : (var_1_12 == ((signed long int) last_1_var_1_18))) : 1) : (var_1_12 == ((signed long int) last_1_var_1_18)))) && (var_1_2 ? (var_1_13 == ((signed long int) var_1_11)) : 1)) && ((var_1_10 == (((((var_1_15 - var_1_16)) > (var_1_12)) ? ((var_1_15 - var_1_16)) : (var_1_12)))) ? (var_1_14 == ((signed char) ((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17))))) : (var_1_14 == ((signed char) var_1_17)))) && ((var_1_8 == var_1_13) ? (var_1_18 == ((unsigned short int) (var_1_10 + ((((var_1_14) < (var_1_16)) ? (var_1_14) : (var_1_16)))))) : ((last_1_var_1_18 != var_1_16) ? ((-256 >= var_1_13) ? (var_1_18 == ((unsigned short int) var_1_16)) : (var_1_18 == ((unsigned short int) var_1_15))) : (var_1_18 == ((unsigned short int) var_1_10)))) ; [L210] RET, EXPR property() [L210] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=33, var_1_11=34, var_1_12=32, var_1_13=34, var_1_14=126, var_1_15=127, var_1_16=94, var_1_17=126, var_1_18=127, var_1_1=10, var_1_20=34, var_1_22=1, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=2, var_1_2=1, var_1_32=126, var_1_36=0, var_1_37=0, var_1_38=127, var_1_40=81/5, var_1_44=89, var_1_45=32, var_1_4=2, var_1_7=10, var_1_8=33] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=33, var_1_11=34, var_1_12=32, var_1_13=34, var_1_14=126, var_1_15=127, var_1_16=94, var_1_17=126, var_1_18=127, var_1_1=10, var_1_20=34, var_1_22=1, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=2, var_1_2=1, var_1_32=126, var_1_36=0, var_1_37=0, var_1_38=127, var_1_40=81/5, var_1_44=89, var_1_45=32, var_1_4=2, var_1_7=10, var_1_8=33] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 56 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 1, TraceHistogramMax: 29, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=56occurred 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, 109 NumberOfCodeBlocks, 109 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 [2023-11-24 23:20:45,400 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3decab-36b3-4713-919e-bdf7a6a112ba/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3decab-36b3-4713-919e-bdf7a6a112ba/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3decab-36b3-4713-919e-bdf7a6a112ba/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3decab-36b3-4713-919e-bdf7a6a112ba/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3decab-36b3-4713-919e-bdf7a6a112ba/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-48.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3decab-36b3-4713-919e-bdf7a6a112ba/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3decab-36b3-4713-919e-bdf7a6a112ba/bin/utaipan-verify-SwPr7d2a91 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d87c3660a424df0524cae67268a05b6384bd5fce4f180c391a8617728ea69ead --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:20:48,068 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:20:48,161 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3decab-36b3-4713-919e-bdf7a6a112ba/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-24 23:20:48,172 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:20:48,172 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:20:48,226 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:20:48,227 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:20:48,228 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:20:48,229 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:20:48,234 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:20:48,234 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:20:48,235 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:20:48,235 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:20:48,237 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:20:48,238 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:20:48,238 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:20:48,239 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:20:48,240 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:20:48,240 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:20:48,241 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:20:48,241 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:20:48,242 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:20:48,242 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:20:48,243 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:20:48,243 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:20:48,244 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:20:48,244 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:20:48,244 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:20:48,245 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:20:48,245 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:20:48,247 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:20:48,247 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-24 23:20:48,247 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:20:48,248 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:20:48,248 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:20:48,248 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:20:48,249 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:20:48,249 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:20:48,249 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:20:48,250 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:20:48,251 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:20:48,251 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:20:48,251 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:20:48,251 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:20:48,252 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_3f3decab-36b3-4713-919e-bdf7a6a112ba/bin/utaipan-verify-SwPr7d2a91/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3decab-36b3-4713-919e-bdf7a6a112ba/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d87c3660a424df0524cae67268a05b6384bd5fce4f180c391a8617728ea69ead [2023-11-24 23:20:48,661 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:20:48,697 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:20:48,700 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:20:48,701 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:20:48,701 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:20:48,703 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3decab-36b3-4713-919e-bdf7a6a112ba/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-48.i [2023-11-24 23:20:52,231 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:20:52,453 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:20:52,454 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3decab-36b3-4713-919e-bdf7a6a112ba/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-48.i [2023-11-24 23:20:52,483 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3decab-36b3-4713-919e-bdf7a6a112ba/bin/utaipan-verify-SwPr7d2a91/data/d72a51789/1c035b132b424e8e95e7f417b8c20195/FLAGf1e48700a [2023-11-24 23:20:52,503 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3decab-36b3-4713-919e-bdf7a6a112ba/bin/utaipan-verify-SwPr7d2a91/data/d72a51789/1c035b132b424e8e95e7f417b8c20195 [2023-11-24 23:20:52,506 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:20:52,507 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:20:52,509 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:20:52,509 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:20:52,514 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:20:52,515 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:20:52" (1/1) ... [2023-11-24 23:20:52,516 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@381dcb07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:52, skipping insertion in model container [2023-11-24 23:20:52,516 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:20:52" (1/1) ... [2023-11-24 23:20:52,555 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:20:52,716 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_3f3decab-36b3-4713-919e-bdf7a6a112ba/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-48.i[919,932] [2023-11-24 23:20:52,855 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:20:52,891 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:20:52,909 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_3f3decab-36b3-4713-919e-bdf7a6a112ba/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-48.i[919,932] [2023-11-24 23:20:52,976 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:20:53,002 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:20:53,002 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:53 WrapperNode [2023-11-24 23:20:53,002 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:20:53,004 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:20:53,004 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:20:53,004 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:20:53,012 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:53" (1/1) ... [2023-11-24 23:20:53,041 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:53" (1/1) ... [2023-11-24 23:20:53,093 INFO L138 Inliner]: procedures = 27, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 206 [2023-11-24 23:20:53,097 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:20:53,098 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:20:53,099 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:20:53,099 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:20:53,109 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:53" (1/1) ... [2023-11-24 23:20:53,110 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:53" (1/1) ... [2023-11-24 23:20:53,125 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:53" (1/1) ... [2023-11-24 23:20:53,127 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:53" (1/1) ... [2023-11-24 23:20:53,146 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:53" (1/1) ... [2023-11-24 23:20:53,164 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:53" (1/1) ... [2023-11-24 23:20:53,179 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:53" (1/1) ... [2023-11-24 23:20:53,182 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:53" (1/1) ... [2023-11-24 23:20:53,187 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:20:53,201 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:20:53,203 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:20:53,203 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:20:53,204 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:53" (1/1) ... [2023-11-24 23:20:53,211 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:20:53,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3decab-36b3-4713-919e-bdf7a6a112ba/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:20:53,242 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3decab-36b3-4713-919e-bdf7a6a112ba/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:20:53,276 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3decab-36b3-4713-919e-bdf7a6a112ba/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:20:53,289 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:20:53,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:20:53,290 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:20:53,290 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:20:53,290 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:20:53,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:20:53,410 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:20:53,412 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:21:09,421 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:21:09,480 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:21:09,481 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:21:09,481 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:21:09 BoogieIcfgContainer [2023-11-24 23:21:09,481 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:21:09,484 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:21:09,484 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:21:09,487 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:21:09,488 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:20:52" (1/3) ... [2023-11-24 23:21:09,488 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c028ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:21:09, skipping insertion in model container [2023-11-24 23:21:09,489 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:53" (2/3) ... [2023-11-24 23:21:09,489 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c028ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:21:09, skipping insertion in model container [2023-11-24 23:21:09,489 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:21:09" (3/3) ... [2023-11-24 23:21:09,491 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-48.i [2023-11-24 23:21:09,510 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:21:09,510 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:21:09,561 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:21:09,590 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;@6ec65b78, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:21:09,591 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:21:09,595 INFO L276 IsEmpty]: Start isEmpty. Operand has 85 states, 53 states have (on average 1.490566037735849) internal successors, (79), 54 states have internal predecessors, (79), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-24 23:21:09,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2023-11-24 23:21:09,614 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:21:09,614 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:21:09,615 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:21:09,621 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:21:09,621 INFO L85 PathProgramCache]: Analyzing trace with hash -1433149093, now seen corresponding path program 1 times [2023-11-24 23:21:09,639 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:21:09,640 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [791876857] [2023-11-24 23:21:09,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:21:09,641 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 [2023-11-24 23:21:09,641 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3decab-36b3-4713-919e-bdf7a6a112ba/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:21:09,642 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3decab-36b3-4713-919e-bdf7a6a112ba/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-24 23:21:09,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3decab-36b3-4713-919e-bdf7a6a112ba/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-24 23:21:11,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:21:11,646 INFO L262 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:21:11,661 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:21:11,734 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 740 proven. 0 refuted. 0 times theorem prover too weak. 884 trivial. 0 not checked. [2023-11-24 23:21:11,744 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:21:11,745 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:21:11,745 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [791876857] [2023-11-24 23:21:11,746 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [791876857] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:21:11,746 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:21:11,747 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-24 23:21:11,748 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [356917779] [2023-11-24 23:21:11,749 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:21:11,755 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-24 23:21:11,756 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:21:11,809 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-24 23:21:11,810 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-24 23:21:11,813 INFO L87 Difference]: Start difference. First operand has 85 states, 53 states have (on average 1.490566037735849) internal successors, (79), 54 states have internal predecessors, (79), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-24 23:21:15,557 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.65s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:21:15,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:21:15,558 INFO L93 Difference]: Finished difference Result 166 states and 299 transitions. [2023-11-24 23:21:15,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-24 23:21:15,969 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 186 [2023-11-24 23:21:15,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:21:15,976 INFO L225 Difference]: With dead ends: 166 [2023-11-24 23:21:15,976 INFO L226 Difference]: Without dead ends: 82 [2023-11-24 23:21:15,979 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 185 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-24 23:21:15,985 INFO L413 NwaCegarLoop]: 124 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 124 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2023-11-24 23:21:15,987 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 124 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 3.7s Time] [2023-11-24 23:21:16,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2023-11-24 23:21:16,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2023-11-24 23:21:16,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 51 states have (on average 1.3529411764705883) internal successors, (69), 51 states have internal predecessors, (69), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-24 23:21:16,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 127 transitions. [2023-11-24 23:21:16,034 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 127 transitions. Word has length 186 [2023-11-24 23:21:16,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:21:16,035 INFO L495 AbstractCegarLoop]: Abstraction has 82 states and 127 transitions. [2023-11-24 23:21:16,035 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-24 23:21:16,036 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 127 transitions. [2023-11-24 23:21:16,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2023-11-24 23:21:16,040 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:21:16,040 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:21:16,063 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3decab-36b3-4713-919e-bdf7a6a112ba/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2023-11-24 23:21:16,243 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3decab-36b3-4713-919e-bdf7a6a112ba/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:21:16,244 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:21:16,244 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:21:16,245 INFO L85 PathProgramCache]: Analyzing trace with hash 2061502532, now seen corresponding path program 1 times [2023-11-24 23:21:16,245 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:21:16,245 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1494976759] [2023-11-24 23:21:16,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:21:16,246 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 [2023-11-24 23:21:16,246 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3decab-36b3-4713-919e-bdf7a6a112ba/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:21:16,250 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3decab-36b3-4713-919e-bdf7a6a112ba/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-24 23:21:16,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3decab-36b3-4713-919e-bdf7a6a112ba/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-24 23:21:18,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:21:18,182 INFO L262 TraceCheckSpWp]: Trace formula consists of 310 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:21:18,191 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:21:19,134 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 378 proven. 9 refuted. 0 times theorem prover too weak. 1237 trivial. 0 not checked. [2023-11-24 23:21:19,135 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-24 23:21:20,281 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 75 proven. 9 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2023-11-24 23:21:20,281 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:21:20,282 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1494976759] [2023-11-24 23:21:20,282 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1494976759] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-24 23:21:20,282 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1746798951] [2023-11-24 23:21:20,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:21:20,283 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 23:21:20,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3decab-36b3-4713-919e-bdf7a6a112ba/bin/utaipan-verify-SwPr7d2a91/cvc4 [2023-11-24 23:21:20,286 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3decab-36b3-4713-919e-bdf7a6a112ba/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 23:21:20,293 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3decab-36b3-4713-919e-bdf7a6a112ba/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-24 23:21:21,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:21:21,068 INFO L262 TraceCheckSpWp]: Trace formula consists of 310 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:21:21,078 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:21:21,233 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-24 23:21:21,233 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:21:21,234 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1746798951] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:21:21,234 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-24 23:21:21,234 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5, 5] total 8 [2023-11-24 23:21:21,235 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1272965289] [2023-11-24 23:21:21,235 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:21:21,237 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-24 23:21:21,237 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:21:21,238 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-24 23:21:21,239 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-24 23:21:21,239 INFO L87 Difference]: Start difference. First operand 82 states and 127 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-24 23:21:25,257 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.69s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:21:27,264 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:21:29,280 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:21:29,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:21:29,285 INFO L93 Difference]: Finished difference Result 190 states and 295 transitions. [2023-11-24 23:21:29,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-24 23:21:29,744 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 187 [2023-11-24 23:21:29,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:21:29,748 INFO L225 Difference]: With dead ends: 190 [2023-11-24 23:21:29,750 INFO L226 Difference]: Without dead ends: 109 [2023-11-24 23:21:29,752 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 558 GetRequests, 551 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-24 23:21:29,753 INFO L413 NwaCegarLoop]: 132 mSDtfsCounter, 35 mSDsluCounter, 105 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 11 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 237 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.0s IncrementalHoareTripleChecker+Time [2023-11-24 23:21:29,754 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [35 Valid, 237 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 19 Invalid, 3 Unknown, 0 Unchecked, 8.0s Time] [2023-11-24 23:21:29,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2023-11-24 23:21:29,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 97. [2023-11-24 23:21:29,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 66 states have (on average 1.3484848484848484) internal successors, (89), 66 states have internal predecessors, (89), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-24 23:21:29,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 147 transitions. [2023-11-24 23:21:29,783 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 147 transitions. Word has length 187 [2023-11-24 23:21:29,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:21:29,787 INFO L495 AbstractCegarLoop]: Abstraction has 97 states and 147 transitions. [2023-11-24 23:21:29,787 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-24 23:21:29,787 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 147 transitions. [2023-11-24 23:21:29,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2023-11-24 23:21:29,796 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:21:29,796 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:21:29,834 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3decab-36b3-4713-919e-bdf7a6a112ba/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-24 23:21:30,000 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3decab-36b3-4713-919e-bdf7a6a112ba/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2023-11-24 23:21:30,197 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3decab-36b3-4713-919e-bdf7a6a112ba/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3decab-36b3-4713-919e-bdf7a6a112ba/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt [2023-11-24 23:21:30,197 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:21:30,198 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:21:30,198 INFO L85 PathProgramCache]: Analyzing trace with hash -1424118138, now seen corresponding path program 1 times [2023-11-24 23:21:30,199 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:21:30,199 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [332065744] [2023-11-24 23:21:30,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:21:30,199 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 [2023-11-24 23:21:30,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3decab-36b3-4713-919e-bdf7a6a112ba/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:21:30,203 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3decab-36b3-4713-919e-bdf7a6a112ba/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-24 23:21:30,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3decab-36b3-4713-919e-bdf7a6a112ba/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-24 23:21:32,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:21:32,214 INFO L262 TraceCheckSpWp]: Trace formula consists of 311 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:21:32,219 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:21:33,105 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 378 proven. 9 refuted. 0 times theorem prover too weak. 1237 trivial. 0 not checked. [2023-11-24 23:21:33,105 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-24 23:21:34,260 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 75 proven. 9 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2023-11-24 23:21:34,260 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:21:34,261 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [332065744] [2023-11-24 23:21:34,261 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [332065744] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-24 23:21:34,261 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [825768991] [2023-11-24 23:21:34,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:21:34,262 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 23:21:34,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3decab-36b3-4713-919e-bdf7a6a112ba/bin/utaipan-verify-SwPr7d2a91/cvc4 [2023-11-24 23:21:34,263 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3decab-36b3-4713-919e-bdf7a6a112ba/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 23:21:34,288 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3decab-36b3-4713-919e-bdf7a6a112ba/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-24 23:21:34,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:21:34,988 INFO L262 TraceCheckSpWp]: Trace formula consists of 311 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:21:34,994 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:21:35,290 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-24 23:21:35,290 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:21:35,291 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [825768991] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:21:35,291 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-24 23:21:35,291 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5, 5] total 8 [2023-11-24 23:21:35,292 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1504792706] [2023-11-24 23:21:35,292 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:21:35,293 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-24 23:21:35,293 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:21:35,294 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-24 23:21:35,295 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-24 23:21:35,295 INFO L87 Difference]: Start difference. First operand 97 states and 147 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-24 23:21:39,144 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.58s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:21:41,151 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:21:43,175 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []