./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-66.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad6513f2-77b9-424c-a686-b413591e52e4/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad6513f2-77b9-424c-a686-b413591e52e4/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad6513f2-77b9-424c-a686-b413591e52e4/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad6513f2-77b9-424c-a686-b413591e52e4/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-66.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad6513f2-77b9-424c-a686-b413591e52e4/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad6513f2-77b9-424c-a686-b413591e52e4/bin/utaipan-verify-NcY6lQBIFX --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f51329798d39553bfe6698070ebd1150c84493b84ecd2c17e90b69fb6b7c2e13 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:51:13,680 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:51:13,777 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad6513f2-77b9-424c-a686-b413591e52e4/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-12 00:51:13,782 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:51:13,783 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:51:13,826 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:51:13,827 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:51:13,828 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:51:13,829 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:51:13,829 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:51:13,830 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:51:13,830 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:51:13,831 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:51:13,832 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:51:13,832 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:51:13,833 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:51:13,833 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:51:13,834 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:51:13,834 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:51:13,835 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:51:13,835 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:51:13,836 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:51:13,837 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:51:13,837 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:51:13,838 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:51:13,838 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:51:13,838 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:51:13,839 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:51:13,839 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:51:13,840 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:51:13,840 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:51:13,840 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:51:13,841 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:51:13,841 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:51:13,841 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:51:13,842 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:51:13,842 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:51:13,842 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:51:13,843 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:51:13,843 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:51:13,843 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:51:13,844 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:51:13,844 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:51:13,844 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:51:13,845 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:51:13,845 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_ad6513f2-77b9-424c-a686-b413591e52e4/bin/utaipan-verify-NcY6lQBIFX/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad6513f2-77b9-424c-a686-b413591e52e4/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f51329798d39553bfe6698070ebd1150c84493b84ecd2c17e90b69fb6b7c2e13 [2023-11-12 00:51:14,125 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:51:14,156 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:51:14,159 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:51:14,160 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:51:14,160 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:51:14,163 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad6513f2-77b9-424c-a686-b413591e52e4/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-66.i [2023-11-12 00:51:17,290 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:51:17,624 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:51:17,625 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad6513f2-77b9-424c-a686-b413591e52e4/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-66.i [2023-11-12 00:51:17,638 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad6513f2-77b9-424c-a686-b413591e52e4/bin/utaipan-verify-NcY6lQBIFX/data/069245511/5d847a9dba0d4a8285efc45e33d1a6f9/FLAGc2ae2a209 [2023-11-12 00:51:17,661 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad6513f2-77b9-424c-a686-b413591e52e4/bin/utaipan-verify-NcY6lQBIFX/data/069245511/5d847a9dba0d4a8285efc45e33d1a6f9 [2023-11-12 00:51:17,669 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:51:17,673 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:51:17,677 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:51:17,678 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:51:17,683 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:51:17,684 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:51:17" (1/1) ... [2023-11-12 00:51:17,685 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a6809a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:51:17, skipping insertion in model container [2023-11-12 00:51:17,685 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:51:17" (1/1) ... [2023-11-12 00:51:17,734 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:51:17,898 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_ad6513f2-77b9-424c-a686-b413591e52e4/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-66.i[915,928] [2023-11-12 00:51:17,964 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:51:17,986 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:51:17,997 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_ad6513f2-77b9-424c-a686-b413591e52e4/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-66.i[915,928] [2023-11-12 00:51:18,036 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:51:18,061 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:51:18,061 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:51:18 WrapperNode [2023-11-12 00:51:18,066 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:51:18,068 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:51:18,068 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:51:18,068 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:51:18,076 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:51:18" (1/1) ... [2023-11-12 00:51:18,090 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:51:18" (1/1) ... [2023-11-12 00:51:18,143 INFO L138 Inliner]: procedures = 26, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 198 [2023-11-12 00:51:18,143 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:51:18,144 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:51:18,144 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:51:18,145 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:51:18,153 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:51:18" (1/1) ... [2023-11-12 00:51:18,153 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:51:18" (1/1) ... [2023-11-12 00:51:18,157 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:51:18" (1/1) ... [2023-11-12 00:51:18,157 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:51:18" (1/1) ... [2023-11-12 00:51:18,170 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:51:18" (1/1) ... [2023-11-12 00:51:18,175 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:51:18" (1/1) ... [2023-11-12 00:51:18,178 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:51:18" (1/1) ... [2023-11-12 00:51:18,180 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:51:18" (1/1) ... [2023-11-12 00:51:18,185 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:51:18,186 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:51:18,186 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:51:18,186 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:51:18,187 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:51:18" (1/1) ... [2023-11-12 00:51:18,194 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:51:18,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad6513f2-77b9-424c-a686-b413591e52e4/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:51:18,241 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad6513f2-77b9-424c-a686-b413591e52e4/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:51:18,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad6513f2-77b9-424c-a686-b413591e52e4/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:51:18,314 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:51:18,314 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:51:18,314 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:51:18,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:51:18,315 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:51:18,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:51:18,457 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:51:18,461 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:51:18,897 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:51:19,194 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:51:19,194 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:51:19,197 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:51:19 BoogieIcfgContainer [2023-11-12 00:51:19,197 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:51:19,200 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:51:19,200 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:51:19,211 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:51:19,211 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:51:17" (1/3) ... [2023-11-12 00:51:19,213 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b628dbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:51:19, skipping insertion in model container [2023-11-12 00:51:19,213 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:51:18" (2/3) ... [2023-11-12 00:51:19,214 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b628dbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:51:19, skipping insertion in model container [2023-11-12 00:51:19,214 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:51:19" (3/3) ... [2023-11-12 00:51:19,215 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-66.i [2023-11-12 00:51:19,235 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:51:19,235 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:51:19,317 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:51:19,325 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;@68ebb2dd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:51:19,325 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:51:19,329 INFO L276 IsEmpty]: Start isEmpty. Operand has 57 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 23 states have internal predecessors, (25), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-12 00:51:19,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-11-12 00:51:19,342 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:51:19,343 INFO L195 NwaCegarLoop]: trace histogram [32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:51:19,343 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:51:19,349 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:51:19,349 INFO L85 PathProgramCache]: Analyzing trace with hash -1742399878, now seen corresponding path program 1 times [2023-11-12 00:51:19,359 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:51:19,359 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [835036286] [2023-11-12 00:51:19,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:51:19,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:51:19,613 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 00:51:19,614 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [483334709] [2023-11-12 00:51:19,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:51:19,614 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:51:19,615 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad6513f2-77b9-424c-a686-b413591e52e4/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:51:19,618 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad6513f2-77b9-424c-a686-b413591e52e4/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 00:51:19,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad6513f2-77b9-424c-a686-b413591e52e4/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-12 00:51:19,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:51:19,928 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 00:51:20,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:51:20,195 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-12 00:51:20,198 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-12 00:51:20,199 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-12 00:51:20,215 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad6513f2-77b9-424c-a686-b413591e52e4/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-12 00:51:20,415 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad6513f2-77b9-424c-a686-b413591e52e4/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-12 00:51:20,419 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-12 00:51:20,423 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 00:51:20,558 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 12:51:20 BoogieIcfgContainer [2023-11-12 00:51:20,559 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 00:51:20,559 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:51:20,560 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:51:20,560 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:51:20,561 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:51:19" (3/4) ... [2023-11-12 00:51:20,563 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 00:51:20,566 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:51:20,567 INFO L158 Benchmark]: Toolchain (without parser) took 2893.98ms. Allocated memory is still 163.6MB. Free memory was 132.3MB in the beginning and 80.5MB in the end (delta: 51.8MB). Peak memory consumption was 51.4MB. Max. memory is 16.1GB. [2023-11-12 00:51:20,567 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 119.5MB. Free memory is still 94.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:51:20,569 INFO L158 Benchmark]: CACSL2BoogieTranslator took 389.41ms. Allocated memory is still 163.6MB. Free memory was 131.8MB in the beginning and 117.2MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-12 00:51:20,570 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.02ms. Allocated memory is still 163.6MB. Free memory was 117.2MB in the beginning and 114.0MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 00:51:20,571 INFO L158 Benchmark]: Boogie Preprocessor took 40.83ms. Allocated memory is still 163.6MB. Free memory was 114.0MB in the beginning and 112.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:51:20,572 INFO L158 Benchmark]: RCFGBuilder took 1011.63ms. Allocated memory is still 163.6MB. Free memory was 112.4MB in the beginning and 81.0MB in the end (delta: 31.3MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-12 00:51:20,572 INFO L158 Benchmark]: TraceAbstraction took 1358.63ms. Allocated memory is still 163.6MB. Free memory was 80.3MB in the beginning and 80.5MB in the end (delta: -218.3kB). Peak memory consumption was 428.5kB. Max. memory is 16.1GB. [2023-11-12 00:51:20,573 INFO L158 Benchmark]: Witness Printer took 6.35ms. Allocated memory is still 163.6MB. Free memory is still 80.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:51:20,576 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 119.5MB. Free memory is still 94.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 389.41ms. Allocated memory is still 163.6MB. Free memory was 131.8MB in the beginning and 117.2MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.02ms. Allocated memory is still 163.6MB. Free memory was 117.2MB in the beginning and 114.0MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.83ms. Allocated memory is still 163.6MB. Free memory was 114.0MB in the beginning and 112.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1011.63ms. Allocated memory is still 163.6MB. Free memory was 112.4MB in the beginning and 81.0MB in the end (delta: 31.3MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * TraceAbstraction took 1358.63ms. Allocated memory is still 163.6MB. Free memory was 80.3MB in the beginning and 80.5MB in the end (delta: -218.3kB). Peak memory consumption was 428.5kB. Max. memory is 16.1GB. * Witness Printer took 6.35ms. Allocated memory is still 163.6MB. Free memory is still 80.5MB. 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 someBinaryDOUBLEComparisonOperation at line 174. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = 50; [L23] signed char var_1_3 = 8; [L24] signed char var_1_4 = 10; [L25] double var_1_5 = 16.5; [L26] signed char var_1_6 = 64; [L27] signed char var_1_7 = 2; [L28] unsigned short int var_1_8 = 256; [L29] unsigned short int var_1_10 = 63583; [L30] unsigned short int var_1_11 = 33789; [L31] unsigned char var_1_12 = 1; [L32] unsigned char var_1_14 = 0; [L33] signed long int var_1_15 = 8; [L34] signed short int var_1_16 = -16; [L35] signed short int var_1_18 = 16; [L36] signed short int var_1_19 = 25; [L37] signed short int var_1_20 = 25; [L38] signed short int var_1_21 = 50; [L39] signed long int var_1_22 = -8; [L40] unsigned char var_1_23 = 1; [L41] signed long int var_1_24 = 5; [L42] signed long int var_1_25 = -128; [L43] unsigned long int var_1_26 = 10; [L44] unsigned long int var_1_27 = 5; [L45] signed long int var_1_28 = -10000; [L46] signed long int var_1_29 = -1263929197; [L47] signed long int var_1_30 = 500; [L48] signed short int var_1_31 = 1; [L49] signed short int var_1_32 = -500; [L50] signed long int var_1_33 = 32; [L51] signed long int var_1_34 = -1000000; [L52] unsigned char last_1_var_1_12 = 1; [L178] isInitial = 1 [L179] FCALL initially() [L180] COND TRUE 1 [L181] CALL updateLastVariables() [L171] last_1_var_1_12 = var_1_12 [L181] RET updateLastVariables() [L182] CALL updateVariables() [L121] var_1_3 = __VERIFIER_nondet_char() [L122] CALL assume_abort_if_not(var_1_3 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=0, var_1_4=10, var_1_5=33/2, var_1_6=64, var_1_7=2, var_1_8=256] [L20] COND FALSE !(!cond) [L122] RET assume_abort_if_not(var_1_3 >= -63) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=0, var_1_4=10, var_1_5=33/2, var_1_6=64, var_1_7=2, var_1_8=256] [L123] CALL assume_abort_if_not(var_1_3 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=0, var_1_4=10, var_1_5=33/2, var_1_6=64, var_1_7=2, var_1_8=256] [L20] COND FALSE !(!cond) [L123] RET assume_abort_if_not(var_1_3 <= 63) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=0, var_1_4=10, var_1_5=33/2, var_1_6=64, var_1_7=2, var_1_8=256] [L124] var_1_4 = __VERIFIER_nondet_char() [L125] CALL assume_abort_if_not(var_1_4 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=0, var_1_4=-1, var_1_5=33/2, var_1_6=64, var_1_7=2, var_1_8=256] [L20] COND FALSE !(!cond) [L125] RET assume_abort_if_not(var_1_4 >= -63) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=0, var_1_4=-1, var_1_5=33/2, var_1_6=64, var_1_7=2, var_1_8=256] [L126] CALL assume_abort_if_not(var_1_4 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=0, var_1_4=-1, var_1_5=33/2, var_1_6=64, var_1_7=2, var_1_8=256] [L20] COND FALSE !(!cond) [L126] RET assume_abort_if_not(var_1_4 <= 63) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=0, var_1_4=-1, var_1_5=33/2, var_1_6=64, var_1_7=2, var_1_8=256] [L127] var_1_6 = __VERIFIER_nondet_char() [L128] CALL assume_abort_if_not(var_1_6 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=0, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=2, var_1_8=256] [L20] COND FALSE !(!cond) [L128] RET assume_abort_if_not(var_1_6 >= -1) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=0, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=2, var_1_8=256] [L129] CALL assume_abort_if_not(var_1_6 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=0, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=2, var_1_8=256] [L20] COND FALSE !(!cond) [L129] RET assume_abort_if_not(var_1_6 <= 127) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=0, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=2, var_1_8=256] [L130] var_1_7 = __VERIFIER_nondet_char() [L131] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=0, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256] [L20] COND FALSE !(!cond) [L131] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=0, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256] [L132] CALL assume_abort_if_not(var_1_7 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=0, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256] [L20] COND FALSE !(!cond) [L132] RET assume_abort_if_not(var_1_7 <= 127) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=0, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256] [L133] var_1_10 = __VERIFIER_nondet_ushort() [L134] CALL assume_abort_if_not(var_1_10 >= 49150) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=0, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not(var_1_10 >= 49150) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=0, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256] [L135] CALL assume_abort_if_not(var_1_10 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=0, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not(var_1_10 <= 65534) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=0, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256] [L136] var_1_11 = __VERIFIER_nondet_ushort() [L137] CALL assume_abort_if_not(var_1_11 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=0, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_11 >= 32767) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=0, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256] [L138] CALL assume_abort_if_not(var_1_11 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=0, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_11 <= 65534) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=0, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256] [L139] var_1_14 = __VERIFIER_nondet_uchar() [L140] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=0, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=0, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256] [L141] CALL assume_abort_if_not(var_1_14 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=0, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_14 <= 0) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=0, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256] [L142] var_1_20 = __VERIFIER_nondet_short() [L143] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=0, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=0, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=0, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=0, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256] [L144] CALL assume_abort_if_not(var_1_20 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=0, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=0, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_20 <= 16383) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=0, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=0, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256] [L145] var_1_21 = __VERIFIER_nondet_short() [L146] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=0, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=0, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256] [L147] CALL assume_abort_if_not(var_1_21 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=0, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_21 <= 16383) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=0, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256] [L148] var_1_23 = __VERIFIER_nondet_uchar() [L149] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=0, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=0, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256] [L150] CALL assume_abort_if_not(var_1_23 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=0, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_23 <= 1) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=0, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256] [L151] var_1_24 = __VERIFIER_nondet_long() [L152] CALL assume_abort_if_not(var_1_24 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=1, var_1_24=2147483647, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=0, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_24 >= -2147483648) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=1, var_1_24=2147483647, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=0, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256] [L153] CALL assume_abort_if_not(var_1_24 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=1, var_1_24=2147483647, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=0, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_24 <= 2147483647) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=1, var_1_24=2147483647, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=0, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256] [L154] var_1_25 = __VERIFIER_nondet_long() [L155] CALL assume_abort_if_not(var_1_25 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=1, var_1_24=2147483647, var_1_25=2147483646, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=0, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_25 >= -2147483648) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=1, var_1_24=2147483647, var_1_25=2147483646, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=0, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256] [L156] CALL assume_abort_if_not(var_1_25 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=1, var_1_24=2147483647, var_1_25=2147483646, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=0, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_25 <= 2147483647) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=1, var_1_24=2147483647, var_1_25=2147483646, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=0, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256] [L157] var_1_27 = __VERIFIER_nondet_ulong() [L158] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=1, var_1_24=2147483647, var_1_25=2147483646, var_1_26=10, var_1_27=4294934530, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=0, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=1, var_1_24=2147483647, var_1_25=2147483646, var_1_26=10, var_1_27=4294934530, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=0, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256] [L159] CALL assume_abort_if_not(var_1_27 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=1, var_1_24=2147483647, var_1_25=2147483646, var_1_26=10, var_1_27=4294934530, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=0, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_27 <= 4294967294) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=1, var_1_24=2147483647, var_1_25=2147483646, var_1_26=10, var_1_27=4294934530, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=0, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256] [L160] var_1_29 = __VERIFIER_nondet_long() [L161] CALL assume_abort_if_not(var_1_29 >= -2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=1, var_1_24=2147483647, var_1_25=2147483646, var_1_26=10, var_1_27=4294934530, var_1_28=-10000, var_1_29=-2147483646, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=0, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_29 >= -2147483646) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=1, var_1_24=2147483647, var_1_25=2147483646, var_1_26=10, var_1_27=4294934530, var_1_28=-10000, var_1_29=-2147483646, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=0, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256] [L162] CALL assume_abort_if_not(var_1_29 <= -1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=1, var_1_24=2147483647, var_1_25=2147483646, var_1_26=10, var_1_27=4294934530, var_1_28=-10000, var_1_29=-2147483646, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=0, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_29 <= -1073741823) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=1, var_1_24=2147483647, var_1_25=2147483646, var_1_26=10, var_1_27=4294934530, var_1_28=-10000, var_1_29=-2147483646, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=0, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256] [L163] var_1_30 = __VERIFIER_nondet_long() [L164] CALL assume_abort_if_not(var_1_30 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=1, var_1_24=2147483647, var_1_25=2147483646, var_1_26=10, var_1_27=4294934530, var_1_28=-10000, var_1_29=-2147483646, var_1_30=0, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=0, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_30 >= 0) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=1, var_1_24=2147483647, var_1_25=2147483646, var_1_26=10, var_1_27=4294934530, var_1_28=-10000, var_1_29=-2147483646, var_1_30=0, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=0, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256] [L165] CALL assume_abort_if_not(var_1_30 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=1, var_1_24=2147483647, var_1_25=2147483646, var_1_26=10, var_1_27=4294934530, var_1_28=-10000, var_1_29=-2147483646, var_1_30=0, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=0, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_30 <= 1073741823) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=1, var_1_24=2147483647, var_1_25=2147483646, var_1_26=10, var_1_27=4294934530, var_1_28=-10000, var_1_29=-2147483646, var_1_30=0, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=0, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256] [L166] var_1_32 = __VERIFIER_nondet_short() [L167] CALL assume_abort_if_not(var_1_32 >= -32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=1, var_1_24=2147483647, var_1_25=2147483646, var_1_26=10, var_1_27=4294934530, var_1_28=-10000, var_1_29=-2147483646, var_1_30=0, var_1_31=1, var_1_32=-32767, var_1_33=32, var_1_34=-1000000, var_1_3=0, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_32 >= -32767) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=1, var_1_24=2147483647, var_1_25=2147483646, var_1_26=10, var_1_27=4294934530, var_1_28=-10000, var_1_29=-2147483646, var_1_30=0, var_1_31=1, var_1_32=-32767, var_1_33=32, var_1_34=-1000000, var_1_3=0, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256] [L168] CALL assume_abort_if_not(var_1_32 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=1, var_1_24=2147483647, var_1_25=2147483646, var_1_26=10, var_1_27=4294934530, var_1_28=-10000, var_1_29=-2147483646, var_1_30=0, var_1_31=1, var_1_32=-32767, var_1_33=32, var_1_34=-1000000, var_1_3=0, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_32 <= 32766) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=1, var_1_24=2147483647, var_1_25=2147483646, var_1_26=10, var_1_27=4294934530, var_1_28=-10000, var_1_29=-2147483646, var_1_30=0, var_1_31=1, var_1_32=-32767, var_1_33=32, var_1_34=-1000000, var_1_3=0, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256] [L182] RET updateVariables() [L183] CALL step() [L56] COND TRUE var_1_24 > var_1_25 [L57] COND TRUE \read(var_1_23) [L58] var_1_22 = 8 [L61] var_1_26 = var_1_27 [L62] COND TRUE ((((-256) < 0 ) ? -(-256) : (-256))) < var_1_24 [L63] var_1_28 = (5 - (((((var_1_29) < 0 ) ? -(var_1_29) : (var_1_29))) - var_1_30)) [L67] var_1_31 = var_1_32 [L68] COND TRUE var_1_31 < var_1_26 [L69] var_1_33 = ((((var_1_30) < ((var_1_31 + 1))) ? (var_1_30) : ((var_1_31 + 1)))) [L73] COND FALSE !(var_1_26 < var_1_28) [L76] signed char stepLocal_1 = var_1_6; [L77] unsigned char stepLocal_0 = last_1_var_1_12; [L78] COND FALSE !(-25 == stepLocal_1) [L83] var_1_8 = ((((var_1_7) > (var_1_11)) ? (var_1_7) : (var_1_11))) [L85] signed char stepLocal_2 = var_1_7; [L86] COND TRUE var_1_8 >= stepLocal_2 [L87] var_1_12 = (! var_1_14) [L89] COND TRUE \read(var_1_12) [L90] var_1_1 = (var_1_3 + var_1_4) [L92] COND TRUE var_1_4 >= (var_1_6 - var_1_7) [L93] COND TRUE \read(var_1_12) [L94] var_1_5 = 8.25 [L97] signed char stepLocal_4 = var_1_6; [L98] COND FALSE !(var_1_1 < stepLocal_4) [L101] var_1_18 = (((((var_1_6 + var_1_4)) < (var_1_1)) ? ((var_1_6 + var_1_4)) : (var_1_1))) [L103] COND TRUE \read(var_1_12) [L104] var_1_19 = ((var_1_7 - ((((var_1_20) < (var_1_21)) ? (var_1_20) : (var_1_21)))) + var_1_6) [L106] COND FALSE !(-64 > (var_1_6 + var_1_19)) [L109] COND FALSE !(! var_1_12) [L115] signed long int stepLocal_3 = ((((var_1_11) > (var_1_18)) ? (var_1_11) : (var_1_18))) + (var_1_15 / var_1_10); [L116] COND FALSE !(var_1_19 > stepLocal_3) [L183] RET step() [L184] CALL, EXPR property() [L174-L175] return (((((((var_1_12 ? (var_1_1 == ((signed char) (var_1_3 + var_1_4))) : 1) && ((var_1_4 >= (var_1_6 - var_1_7)) ? (var_1_12 ? (var_1_5 == ((double) 8.25)) : 1) : 1)) && ((-25 == var_1_6) ? ((last_1_var_1_12 && last_1_var_1_12) ? (var_1_8 == ((unsigned short int) ((((((var_1_10 - 10) - 16)) > ((var_1_11 - var_1_7))) ? (((var_1_10 - 10) - 16)) : ((var_1_11 - var_1_7)))))) : 1) : (var_1_8 == ((unsigned short int) ((((var_1_7) > (var_1_11)) ? (var_1_7) : (var_1_11))))))) && ((var_1_8 >= var_1_7) ? (var_1_12 == ((unsigned char) (! var_1_14))) : 1)) && ((-64 > (var_1_6 + var_1_19)) ? (var_1_15 == ((signed long int) (var_1_11 - var_1_7))) : ((! var_1_12) ? (var_1_12 ? (var_1_15 == ((signed long int) 4)) : 1) : 1))) && ((var_1_19 > (((((var_1_11) > (var_1_18)) ? (var_1_11) : (var_1_18))) + (var_1_15 / var_1_10))) ? (var_1_16 == ((signed short int) var_1_4)) : 1)) && ((var_1_1 < var_1_6) ? (var_1_18 == ((signed short int) (var_1_6 - var_1_7))) : (var_1_18 == ((signed short int) (((((var_1_6 + var_1_4)) < (var_1_1)) ? ((var_1_6 + var_1_4)) : (var_1_1))))))) && (var_1_12 ? (var_1_19 == ((signed short int) ((var_1_7 - ((((var_1_20) < (var_1_21)) ? (var_1_20) : (var_1_21)))) + var_1_6))) : 1) ; [L184] RET, EXPR property() [L184] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=-2, var_1_19=-1, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=8, var_1_23=1, var_1_24=2147483647, var_1_25=2147483646, var_1_26=4294934530, var_1_27=4294934530, var_1_28=-2147483641, var_1_29=-2147483646, var_1_30=0, var_1_31=-32767, var_1_32=-32767, var_1_33=-32766, var_1_34=-1000000, var_1_3=0, var_1_4=-1, var_1_5=33/4, var_1_6=-1, var_1_7=0, var_1_8=32767] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=-2, var_1_19=-1, var_1_1=-1, var_1_20=0, var_1_21=0, var_1_22=8, var_1_23=1, var_1_24=2147483647, var_1_25=2147483646, var_1_26=4294934530, var_1_27=4294934530, var_1_28=-2147483641, var_1_29=-2147483646, var_1_30=0, var_1_31=-32767, var_1_32=-32767, var_1_33=-32766, var_1_34=-1000000, var_1_3=0, var_1_4=-1, var_1_5=33/4, var_1_6=-1, var_1_7=0, var_1_8=32767] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 57 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 1, TraceHistogramMax: 32, 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=57occurred 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, 116 NumberOfCodeBlocks, 116 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-12 00:51:20,608 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad6513f2-77b9-424c-a686-b413591e52e4/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad6513f2-77b9-424c-a686-b413591e52e4/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad6513f2-77b9-424c-a686-b413591e52e4/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad6513f2-77b9-424c-a686-b413591e52e4/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad6513f2-77b9-424c-a686-b413591e52e4/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-66.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad6513f2-77b9-424c-a686-b413591e52e4/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad6513f2-77b9-424c-a686-b413591e52e4/bin/utaipan-verify-NcY6lQBIFX --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f51329798d39553bfe6698070ebd1150c84493b84ecd2c17e90b69fb6b7c2e13 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:51:23,288 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:51:23,369 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad6513f2-77b9-424c-a686-b413591e52e4/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-12 00:51:23,375 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:51:23,376 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:51:23,403 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:51:23,404 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:51:23,404 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:51:23,405 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:51:23,406 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:51:23,406 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:51:23,407 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:51:23,408 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:51:23,408 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:51:23,409 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:51:23,410 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:51:23,411 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:51:23,411 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:51:23,412 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:51:23,413 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:51:23,413 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:51:23,414 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:51:23,415 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:51:23,415 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:51:23,416 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:51:23,417 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:51:23,417 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:51:23,418 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:51:23,418 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:51:23,419 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:51:23,419 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:51:23,420 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 00:51:23,420 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:51:23,421 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:51:23,422 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:51:23,422 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:51:23,422 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:51:23,423 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:51:23,423 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:51:23,424 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:51:23,424 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:51:23,424 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:51:23,425 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_ad6513f2-77b9-424c-a686-b413591e52e4/bin/utaipan-verify-NcY6lQBIFX/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad6513f2-77b9-424c-a686-b413591e52e4/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f51329798d39553bfe6698070ebd1150c84493b84ecd2c17e90b69fb6b7c2e13 [2023-11-12 00:51:23,858 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:51:23,892 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:51:23,895 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:51:23,896 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:51:23,897 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:51:23,898 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad6513f2-77b9-424c-a686-b413591e52e4/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-66.i [2023-11-12 00:51:27,110 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:51:27,402 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:51:27,403 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad6513f2-77b9-424c-a686-b413591e52e4/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-66.i [2023-11-12 00:51:27,415 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad6513f2-77b9-424c-a686-b413591e52e4/bin/utaipan-verify-NcY6lQBIFX/data/24ad487b4/a092ca15c235427e9e89790b96a85437/FLAG14f5294e7 [2023-11-12 00:51:27,430 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad6513f2-77b9-424c-a686-b413591e52e4/bin/utaipan-verify-NcY6lQBIFX/data/24ad487b4/a092ca15c235427e9e89790b96a85437 [2023-11-12 00:51:27,433 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:51:27,434 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:51:27,436 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:51:27,436 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:51:27,441 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:51:27,442 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:51:27" (1/1) ... [2023-11-12 00:51:27,443 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2dd2d5bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:51:27, skipping insertion in model container [2023-11-12 00:51:27,444 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:51:27" (1/1) ... [2023-11-12 00:51:27,483 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:51:27,677 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_ad6513f2-77b9-424c-a686-b413591e52e4/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-66.i[915,928] [2023-11-12 00:51:27,753 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:51:27,770 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:51:27,783 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_ad6513f2-77b9-424c-a686-b413591e52e4/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-66.i[915,928] [2023-11-12 00:51:27,814 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:51:27,834 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:51:27,834 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:51:27 WrapperNode [2023-11-12 00:51:27,834 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:51:27,836 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:51:27,836 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:51:27,836 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:51:27,843 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:51:27" (1/1) ... [2023-11-12 00:51:27,901 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:51:27" (1/1) ... [2023-11-12 00:51:27,976 INFO L138 Inliner]: procedures = 27, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 187 [2023-11-12 00:51:27,976 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:51:27,977 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:51:27,977 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:51:27,978 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:51:27,989 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:51:27" (1/1) ... [2023-11-12 00:51:27,989 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:51:27" (1/1) ... [2023-11-12 00:51:27,994 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:51:27" (1/1) ... [2023-11-12 00:51:27,994 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:51:27" (1/1) ... [2023-11-12 00:51:28,006 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:51:27" (1/1) ... [2023-11-12 00:51:28,010 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:51:27" (1/1) ... [2023-11-12 00:51:28,014 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:51:27" (1/1) ... [2023-11-12 00:51:28,016 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:51:27" (1/1) ... [2023-11-12 00:51:28,021 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:51:28,022 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:51:28,022 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:51:28,023 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:51:28,024 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:51:27" (1/1) ... [2023-11-12 00:51:28,043 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:51:28,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad6513f2-77b9-424c-a686-b413591e52e4/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:51:28,084 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad6513f2-77b9-424c-a686-b413591e52e4/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:51:28,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad6513f2-77b9-424c-a686-b413591e52e4/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:51:28,132 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:51:28,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:51:28,133 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:51:28,133 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:51:28,134 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:51:28,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:51:28,273 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:51:28,276 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:51:28,780 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:51:28,788 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:51:28,788 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:51:28,790 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:51:28 BoogieIcfgContainer [2023-11-12 00:51:28,791 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:51:28,793 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:51:28,793 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:51:28,796 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:51:28,797 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:51:27" (1/3) ... [2023-11-12 00:51:28,798 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19c111d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:51:28, skipping insertion in model container [2023-11-12 00:51:28,798 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:51:27" (2/3) ... [2023-11-12 00:51:28,798 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19c111d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:51:28, skipping insertion in model container [2023-11-12 00:51:28,798 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:51:28" (3/3) ... [2023-11-12 00:51:28,800 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-66.i [2023-11-12 00:51:28,821 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:51:28,822 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:51:28,892 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:51:28,899 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;@47b265fa, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:51:28,899 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:51:28,904 INFO L276 IsEmpty]: Start isEmpty. Operand has 90 states, 55 states have (on average 1.4) internal successors, (77), 56 states have internal predecessors, (77), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-12 00:51:28,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2023-11-12 00:51:28,923 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:51:28,924 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:51:28,924 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:51:28,930 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:51:28,930 INFO L85 PathProgramCache]: Analyzing trace with hash -683655500, now seen corresponding path program 1 times [2023-11-12 00:51:28,950 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:51:28,950 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [975115986] [2023-11-12 00:51:28,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:51:28,951 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 00:51:28,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad6513f2-77b9-424c-a686-b413591e52e4/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:51:28,959 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad6513f2-77b9-424c-a686-b413591e52e4/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-12 00:51:28,980 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad6513f2-77b9-424c-a686-b413591e52e4/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-12 00:51:29,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:51:29,290 INFO L262 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 00:51:29,306 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:51:29,439 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 734 proven. 0 refuted. 0 times theorem prover too weak. 1250 trivial. 0 not checked. [2023-11-12 00:51:29,443 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:51:29,444 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:51:29,444 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [975115986] [2023-11-12 00:51:29,445 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [975115986] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:51:29,445 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:51:29,445 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 00:51:29,447 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [550863550] [2023-11-12 00:51:29,448 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:51:29,455 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-12 00:51:29,456 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:51:29,494 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-12 00:51:29,494 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 00:51:29,496 INFO L87 Difference]: Start difference. First operand has 90 states, 55 states have (on average 1.4) internal successors, (77), 56 states have internal predecessors, (77), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-12 00:51:29,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:51:29,535 INFO L93 Difference]: Finished difference Result 173 states and 308 transitions. [2023-11-12 00:51:29,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-12 00:51:29,538 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 203 [2023-11-12 00:51:29,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:51:29,547 INFO L225 Difference]: With dead ends: 173 [2023-11-12 00:51:29,547 INFO L226 Difference]: Without dead ends: 86 [2023-11-12 00:51:29,552 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 202 GetRequests, 202 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 00:51:29,555 INFO L413 NwaCegarLoop]: 134 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 134 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-12 00:51:29,556 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 134 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 00:51:29,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2023-11-12 00:51:29,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2023-11-12 00:51:29,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 52 states have (on average 1.3461538461538463) internal successors, (70), 52 states have internal predecessors, (70), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-12 00:51:29,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 134 transitions. [2023-11-12 00:51:29,631 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 134 transitions. Word has length 203 [2023-11-12 00:51:29,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:51:29,631 INFO L495 AbstractCegarLoop]: Abstraction has 86 states and 134 transitions. [2023-11-12 00:51:29,632 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-12 00:51:29,633 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 134 transitions. [2023-11-12 00:51:29,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2023-11-12 00:51:29,641 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:51:29,642 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:51:29,664 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad6513f2-77b9-424c-a686-b413591e52e4/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-12 00:51:29,842 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad6513f2-77b9-424c-a686-b413591e52e4/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 00:51:29,843 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:51:29,844 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:51:29,844 INFO L85 PathProgramCache]: Analyzing trace with hash 1091206836, now seen corresponding path program 1 times [2023-11-12 00:51:29,845 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:51:29,845 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1746828112] [2023-11-12 00:51:29,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:51:29,846 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 00:51:29,846 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad6513f2-77b9-424c-a686-b413591e52e4/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:51:29,848 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad6513f2-77b9-424c-a686-b413591e52e4/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-12 00:51:29,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad6513f2-77b9-424c-a686-b413591e52e4/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-12 00:51:30,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:51:30,125 INFO L262 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-12 00:51:30,138 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:51:33,681 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 843 proven. 270 refuted. 0 times theorem prover too weak. 871 trivial. 0 not checked. [2023-11-12 00:51:33,685 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 00:51:43,025 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:51:43,025 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1746828112] [2023-11-12 00:51:43,026 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1746828112] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-12 00:51:43,026 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [408095468] [2023-11-12 00:51:43,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:51:43,026 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-12 00:51:43,026 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad6513f2-77b9-424c-a686-b413591e52e4/bin/utaipan-verify-NcY6lQBIFX/cvc4 [2023-11-12 00:51:43,033 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad6513f2-77b9-424c-a686-b413591e52e4/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-12 00:51:43,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad6513f2-77b9-424c-a686-b413591e52e4/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-12 00:51:43,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:51:43,666 INFO L262 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-12 00:51:43,675 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:51:49,845 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 878 proven. 198 refuted. 0 times theorem prover too weak. 908 trivial. 0 not checked. [2023-11-12 00:51:49,845 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 00:51:58,290 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [408095468] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-12 00:51:58,290 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1694716779] [2023-11-12 00:51:58,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:51:58,291 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:51:58,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad6513f2-77b9-424c-a686-b413591e52e4/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:51:58,292 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad6513f2-77b9-424c-a686-b413591e52e4/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 00:51:58,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad6513f2-77b9-424c-a686-b413591e52e4/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-12 00:51:58,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:51:58,474 INFO L262 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-12 00:51:58,481 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:52:01,094 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 843 proven. 270 refuted. 0 times theorem prover too weak. 871 trivial. 0 not checked. [2023-11-12 00:52:01,094 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 00:52:05,738 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1694716779] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-12 00:52:05,739 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-12 00:52:05,739 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 13, 17] total 26 [2023-11-12 00:52:05,740 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [108417352] [2023-11-12 00:52:05,740 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-12 00:52:05,743 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2023-11-12 00:52:05,743 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:52:05,745 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2023-11-12 00:52:05,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=168, Invalid=888, Unknown=0, NotChecked=0, Total=1056 [2023-11-12 00:52:05,746 INFO L87 Difference]: Start difference. First operand 86 states and 134 transitions. Second operand has 26 states, 26 states have (on average 4.5) internal successors, (117), 26 states have internal predecessors, (117), 8 states have call successors, (59), 8 states have call predecessors, (59), 14 states have return successors, (60), 8 states have call predecessors, (60), 8 states have call successors, (60)