./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-89.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd58196-1d6e-4164-b384-a76cbe6fbb82/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd58196-1d6e-4164-b384-a76cbe6fbb82/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd58196-1d6e-4164-b384-a76cbe6fbb82/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd58196-1d6e-4164-b384-a76cbe6fbb82/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-89.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd58196-1d6e-4164-b384-a76cbe6fbb82/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd58196-1d6e-4164-b384-a76cbe6fbb82/bin/utaipan-verify-t7M7D8N6sZ --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 73a6634543d3c0bade73097192135c01dbe00abb333dc19cba8dee6f25c420f2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:19:41,349 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:19:41,419 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd58196-1d6e-4164-b384-a76cbe6fbb82/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 05:19:41,425 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:19:41,426 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:19:41,452 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:19:41,453 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:19:41,454 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:19:41,455 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:19:41,455 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:19:41,456 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:19:41,456 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:19:41,457 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:19:41,457 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 05:19:41,458 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:19:41,459 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:19:41,459 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 05:19:41,460 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 05:19:41,460 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:19:41,461 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 05:19:41,461 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 05:19:41,462 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 05:19:41,463 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:19:41,463 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:19:41,464 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:19:41,464 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 05:19:41,465 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:19:41,465 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:19:41,466 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:19:41,466 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:19:41,467 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:19:41,467 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:19:41,468 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:19:41,468 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:19:41,468 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:19:41,469 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:19:41,469 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:19:41,470 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:19:41,470 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:19:41,471 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:19:41,471 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 05:19:41,472 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 05:19:41,472 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:19:41,473 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:19:41,473 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:19:41,474 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_2fd58196-1d6e-4164-b384-a76cbe6fbb82/bin/utaipan-verify-t7M7D8N6sZ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd58196-1d6e-4164-b384-a76cbe6fbb82/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 73a6634543d3c0bade73097192135c01dbe00abb333dc19cba8dee6f25c420f2 [2023-11-19 05:19:41,760 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:19:41,789 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:19:41,792 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:19:41,793 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:19:41,793 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:19:41,796 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd58196-1d6e-4164-b384-a76cbe6fbb82/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-89.i [2023-11-19 05:19:44,938 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:19:45,195 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:19:45,209 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd58196-1d6e-4164-b384-a76cbe6fbb82/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-89.i [2023-11-19 05:19:45,231 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd58196-1d6e-4164-b384-a76cbe6fbb82/bin/utaipan-verify-t7M7D8N6sZ/data/acfa772b8/c521aa605188426096a5abe1b83890c1/FLAG1662bef41 [2023-11-19 05:19:45,247 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd58196-1d6e-4164-b384-a76cbe6fbb82/bin/utaipan-verify-t7M7D8N6sZ/data/acfa772b8/c521aa605188426096a5abe1b83890c1 [2023-11-19 05:19:45,251 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:19:45,253 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:19:45,257 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:19:45,258 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:19:45,263 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:19:45,264 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:19:45" (1/1) ... [2023-11-19 05:19:45,265 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a438ccd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:19:45, skipping insertion in model container [2023-11-19 05:19:45,266 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:19:45" (1/1) ... [2023-11-19 05:19:45,315 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:19:45,517 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_2fd58196-1d6e-4164-b384-a76cbe6fbb82/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-89.i[915,928] [2023-11-19 05:19:45,582 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:19:45,595 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:19:45,609 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_2fd58196-1d6e-4164-b384-a76cbe6fbb82/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-89.i[915,928] [2023-11-19 05:19:45,646 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:19:45,664 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:19:45,665 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:19:45 WrapperNode [2023-11-19 05:19:45,665 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:19:45,666 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:19:45,667 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:19:45,667 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:19:45,674 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:19:45" (1/1) ... [2023-11-19 05:19:45,686 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:19:45" (1/1) ... [2023-11-19 05:19:45,743 INFO L138 Inliner]: procedures = 26, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 176 [2023-11-19 05:19:45,744 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:19:45,744 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:19:45,745 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:19:45,745 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:19:45,758 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:19:45" (1/1) ... [2023-11-19 05:19:45,758 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:19:45" (1/1) ... [2023-11-19 05:19:45,763 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:19:45" (1/1) ... [2023-11-19 05:19:45,763 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:19:45" (1/1) ... [2023-11-19 05:19:45,776 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:19:45" (1/1) ... [2023-11-19 05:19:45,780 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:19:45" (1/1) ... [2023-11-19 05:19:45,784 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:19:45" (1/1) ... [2023-11-19 05:19:45,787 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:19:45" (1/1) ... [2023-11-19 05:19:45,793 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:19:45,794 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:19:45,795 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:19:45,795 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:19:45,796 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:19:45" (1/1) ... [2023-11-19 05:19:45,802 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:19:45,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd58196-1d6e-4164-b384-a76cbe6fbb82/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:19:45,829 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd58196-1d6e-4164-b384-a76cbe6fbb82/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:19:45,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd58196-1d6e-4164-b384-a76cbe6fbb82/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:19:45,879 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:19:45,880 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:19:45,880 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:19:45,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 05:19:45,880 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:19:45,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:19:46,001 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:19:46,004 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:19:46,426 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:19:46,661 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:19:46,661 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:19:46,666 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:19:46 BoogieIcfgContainer [2023-11-19 05:19:46,667 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:19:46,670 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:19:46,670 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:19:46,673 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:19:46,674 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:19:45" (1/3) ... [2023-11-19 05:19:46,675 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d013716 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:19:46, skipping insertion in model container [2023-11-19 05:19:46,676 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:19:45" (2/3) ... [2023-11-19 05:19:46,678 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d013716 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:19:46, skipping insertion in model container [2023-11-19 05:19:46,678 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:19:46" (3/3) ... [2023-11-19 05:19:46,680 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-89.i [2023-11-19 05:19:46,717 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:19:46,717 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:19:46,795 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:19:46,802 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;@5c8c88d4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:19:46,803 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:19:46,807 INFO L276 IsEmpty]: Start isEmpty. Operand has 44 states, 18 states have (on average 1.1666666666666667) internal successors, (21), 19 states have internal predecessors, (21), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2023-11-19 05:19:46,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-19 05:19:46,819 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:19:46,820 INFO L195 NwaCegarLoop]: trace histogram [23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:19:46,820 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:19:46,826 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:19:46,826 INFO L85 PathProgramCache]: Analyzing trace with hash -1635504671, now seen corresponding path program 1 times [2023-11-19 05:19:46,836 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:19:46,837 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1393387434] [2023-11-19 05:19:46,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:19:46,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:19:46,999 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 05:19:46,999 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1440034043] [2023-11-19 05:19:47,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:19:47,000 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:19:47,000 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd58196-1d6e-4164-b384-a76cbe6fbb82/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:19:47,002 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd58196-1d6e-4164-b384-a76cbe6fbb82/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 05:19:47,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd58196-1d6e-4164-b384-a76cbe6fbb82/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 05:19:47,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:19:47,376 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 05:19:47,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:19:47,563 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 05:19:47,566 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 05:19:47,567 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 05:19:47,581 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd58196-1d6e-4164-b384-a76cbe6fbb82/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-19 05:19:47,776 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd58196-1d6e-4164-b384-a76cbe6fbb82/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-19 05:19:47,780 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 05:19:47,783 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 05:19:47,919 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 05:19:47 BoogieIcfgContainer [2023-11-19 05:19:47,919 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 05:19:47,919 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 05:19:47,920 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 05:19:47,920 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 05:19:47,920 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:19:46" (3/4) ... [2023-11-19 05:19:47,923 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 05:19:47,924 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 05:19:47,925 INFO L158 Benchmark]: Toolchain (without parser) took 2671.62ms. Allocated memory is still 180.4MB. Free memory was 139.6MB in the beginning and 106.2MB in the end (delta: 33.4MB). Peak memory consumption was 35.5MB. Max. memory is 16.1GB. [2023-11-19 05:19:47,926 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 130.0MB. Free memory is still 75.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:19:47,926 INFO L158 Benchmark]: CACSL2BoogieTranslator took 408.36ms. Allocated memory is still 180.4MB. Free memory was 139.0MB in the beginning and 124.3MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 05:19:47,927 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.52ms. Allocated memory is still 180.4MB. Free memory was 124.3MB in the beginning and 120.7MB in the end (delta: 3.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 05:19:47,928 INFO L158 Benchmark]: Boogie Preprocessor took 49.20ms. Allocated memory is still 180.4MB. Free memory was 120.7MB in the beginning and 118.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 05:19:47,929 INFO L158 Benchmark]: RCFGBuilder took 872.44ms. Allocated memory is still 180.4MB. Free memory was 118.6MB in the beginning and 69.1MB in the end (delta: 49.5MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2023-11-19 05:19:47,929 INFO L158 Benchmark]: TraceAbstraction took 1249.16ms. Allocated memory is still 180.4MB. Free memory was 68.5MB in the beginning and 106.2MB in the end (delta: -37.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:19:47,930 INFO L158 Benchmark]: Witness Printer took 4.65ms. Allocated memory is still 180.4MB. Free memory is still 106.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:19:47,933 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 130.0MB. Free memory is still 75.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 408.36ms. Allocated memory is still 180.4MB. Free memory was 139.0MB in the beginning and 124.3MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.52ms. Allocated memory is still 180.4MB. Free memory was 124.3MB in the beginning and 120.7MB in the end (delta: 3.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.20ms. Allocated memory is still 180.4MB. Free memory was 120.7MB in the beginning and 118.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 872.44ms. Allocated memory is still 180.4MB. Free memory was 118.6MB in the beginning and 69.1MB in the end (delta: 49.5MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. * TraceAbstraction took 1249.16ms. Allocated memory is still 180.4MB. Free memory was 68.5MB in the beginning and 106.2MB in the end (delta: -37.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.65ms. Allocated memory is still 180.4MB. Free memory is still 106.2MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 148, overapproximation of bitwiseAnd at line 53, overapproximation of someBinaryArithmeticDOUBLEoperation at line 106, overapproximation of someBinaryDOUBLEComparisonOperation at line 106. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = 32; [L23] unsigned char var_1_4 = 0; [L24] unsigned short int var_1_8 = 32; [L25] signed long int var_1_9 = -16; [L26] unsigned short int var_1_10 = 5; [L27] unsigned char var_1_12 = 32; [L28] unsigned char var_1_13 = 1; [L29] unsigned char var_1_14 = 0; [L30] unsigned char var_1_15 = 0; [L31] double var_1_16 = 63.75; [L32] double var_1_17 = 8.5; [L33] signed short int var_1_18 = -64; [L34] unsigned char var_1_19 = 32; [L35] unsigned char var_1_20 = 5; [L36] unsigned char var_1_21 = 100; [L37] signed long int var_1_22 = -256; [L38] unsigned char var_1_23 = 16; [L39] signed short int var_1_24 = -1; [L40] float var_1_25 = 1.75; [L41] float var_1_26 = 128.75; [L42] signed short int var_1_27 = 0; [L43] signed long int var_1_28 = -128; [L44] unsigned long int var_1_29 = 8; [L45] unsigned char var_1_30 = 0; [L46] unsigned char var_1_31 = 0; [L47] signed long int last_1_var_1_1 = 32; [L48] unsigned char last_1_var_1_12 = 32; [L49] signed short int last_1_var_1_18 = -64; [L163] isInitial = 1 [L164] FCALL initially() [L165] COND TRUE 1 [L166] CALL updateLastVariables() [L154] last_1_var_1_1 = var_1_1 [L155] last_1_var_1_12 = var_1_12 [L156] last_1_var_1_18 = var_1_18 [L166] RET updateLastVariables() [L167] CALL updateVariables() [L117] var_1_4 = __VERIFIER_nondet_uchar() [L118] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=5, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=5, var_1_21=100, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_8=32, var_1_9=-16] [L20] COND FALSE !(!cond) [L118] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=5, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=5, var_1_21=100, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_8=32, var_1_9=-16] [L119] CALL assume_abort_if_not(var_1_4 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=5, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=5, var_1_21=100, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=-16] [L20] COND FALSE !(!cond) [L119] RET assume_abort_if_not(var_1_4 <= 1) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=5, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=5, var_1_21=100, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=-16] [L120] var_1_9 = __VERIFIER_nondet_long() [L121] CALL assume_abort_if_not(var_1_9 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=5, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=5, var_1_21=100, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=1] [L20] COND FALSE !(!cond) [L121] RET assume_abort_if_not(var_1_9 >= -2147483648) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=5, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=5, var_1_21=100, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=1] [L122] CALL assume_abort_if_not(var_1_9 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=5, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=5, var_1_21=100, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=1] [L20] COND FALSE !(!cond) [L122] RET assume_abort_if_not(var_1_9 <= 2147483647) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=5, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=5, var_1_21=100, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=1] [L123] CALL assume_abort_if_not(var_1_9 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=5, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=5, var_1_21=100, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=1] [L20] COND FALSE !(!cond) [L123] RET assume_abort_if_not(var_1_9 != 0) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=5, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=5, var_1_21=100, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=1] [L124] var_1_10 = __VERIFIER_nondet_ushort() [L125] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=5, var_1_21=100, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=1] [L20] COND FALSE !(!cond) [L125] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=5, var_1_21=100, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=1] [L126] CALL assume_abort_if_not(var_1_10 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=5, var_1_21=100, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=1] [L20] COND FALSE !(!cond) [L126] RET assume_abort_if_not(var_1_10 <= 65534) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=5, var_1_21=100, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=1] [L127] var_1_13 = __VERIFIER_nondet_uchar() [L128] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=32, var_1_13=31, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=5, var_1_21=100, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=1] [L20] COND FALSE !(!cond) [L128] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=32, var_1_13=31, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=5, var_1_21=100, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=1] [L129] CALL assume_abort_if_not(var_1_13 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=32, var_1_13=31, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=5, var_1_21=100, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=1] [L20] COND FALSE !(!cond) [L129] RET assume_abort_if_not(var_1_13 <= 254) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=32, var_1_13=31, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=5, var_1_21=100, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=1] [L130] var_1_15 = __VERIFIER_nondet_uchar() [L131] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=32, var_1_13=31, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=5, var_1_21=100, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=1] [L20] COND FALSE !(!cond) [L131] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=32, var_1_13=31, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=5, var_1_21=100, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=1] [L132] CALL assume_abort_if_not(var_1_15 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=32, var_1_13=31, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=5, var_1_21=100, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=1] [L20] COND FALSE !(!cond) [L132] RET assume_abort_if_not(var_1_15 <= 0) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=32, var_1_13=31, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=5, var_1_21=100, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=1] [L133] var_1_17 = __VERIFIER_nondet_double() [L134] CALL assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=32, var_1_13=31, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=5, var_1_21=100, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=1] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=32, var_1_13=31, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=5, var_1_21=100, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=1] [L135] var_1_20 = __VERIFIER_nondet_uchar() [L136] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=32, var_1_13=31, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=2, var_1_21=100, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=1] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=32, var_1_13=31, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=2, var_1_21=100, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=1] [L137] CALL assume_abort_if_not(var_1_20 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=32, var_1_13=31, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=2, var_1_21=100, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=1] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_20 <= 255) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=32, var_1_13=31, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=2, var_1_21=100, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=1] [L138] var_1_21 = __VERIFIER_nondet_uchar() [L139] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=32, var_1_13=31, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=2, var_1_21=1, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=1] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=32, var_1_13=31, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=2, var_1_21=1, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=1] [L140] CALL assume_abort_if_not(var_1_21 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=32, var_1_13=31, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=2, var_1_21=1, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=1] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_21 <= 255) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=32, var_1_13=31, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=2, var_1_21=1, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=1] [L141] var_1_22 = __VERIFIER_nondet_long() [L142] CALL assume_abort_if_not(var_1_22 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=32, var_1_13=31, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=2, var_1_21=1, var_1_22=-2147483648, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=1] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_22 >= -2147483648) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=32, var_1_13=31, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=2, var_1_21=1, var_1_22=-2147483648, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=1] [L143] CALL assume_abort_if_not(var_1_22 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=32, var_1_13=31, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=2, var_1_21=1, var_1_22=-2147483648, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=1] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_22 <= 2147483647) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=32, var_1_13=31, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=2, var_1_21=1, var_1_22=-2147483648, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=1] [L144] var_1_23 = __VERIFIER_nondet_uchar() [L145] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=32, var_1_13=31, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=2, var_1_21=1, var_1_22=-2147483648, var_1_23=0, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=1] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=32, var_1_13=31, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=2, var_1_21=1, var_1_22=-2147483648, var_1_23=0, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=1] [L146] CALL assume_abort_if_not(var_1_23 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=32, var_1_13=31, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=2, var_1_21=1, var_1_22=-2147483648, var_1_23=0, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=1] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_23 <= 254) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=32, var_1_13=31, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=2, var_1_21=1, var_1_22=-2147483648, var_1_23=0, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=1] [L147] var_1_26 = __VERIFIER_nondet_float() [L148] CALL assume_abort_if_not((var_1_26 >= -922337.2036854765600e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 9223372.036854765600e+12F && var_1_26 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=32, var_1_13=31, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=2, var_1_21=1, var_1_22=-2147483648, var_1_23=0, var_1_24=-1, var_1_25=7/4, var_1_26=3, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=1] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not((var_1_26 >= -922337.2036854765600e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 9223372.036854765600e+12F && var_1_26 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=32, var_1_13=31, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=2, var_1_21=1, var_1_22=-2147483648, var_1_23=0, var_1_24=-1, var_1_25=7/4, var_1_26=3, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=1] [L149] var_1_31 = __VERIFIER_nondet_uchar() [L150] CALL assume_abort_if_not(var_1_31 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=32, var_1_13=31, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=2, var_1_21=1, var_1_22=-2147483648, var_1_23=0, var_1_24=-1, var_1_25=7/4, var_1_26=3, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=1, var_1_4=0, var_1_8=32, var_1_9=1] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_31 >= 1) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=32, var_1_13=31, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=2, var_1_21=1, var_1_22=-2147483648, var_1_23=0, var_1_24=-1, var_1_25=7/4, var_1_26=3, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=1, var_1_4=0, var_1_8=32, var_1_9=1] [L151] CALL assume_abort_if_not(var_1_31 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=32, var_1_13=31, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=2, var_1_21=1, var_1_22=-2147483648, var_1_23=0, var_1_24=-1, var_1_25=7/4, var_1_26=3, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=1, var_1_4=0, var_1_8=32, var_1_9=1] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_31 <= 1) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=32, var_1_13=31, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=2, var_1_21=1, var_1_22=-2147483648, var_1_23=0, var_1_24=-1, var_1_25=7/4, var_1_26=3, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=1, var_1_4=0, var_1_8=32, var_1_9=1] [L167] RET updateVariables() [L168] CALL step() [L53] EXPR var_1_20 & var_1_21 [L53] COND TRUE (var_1_20 & var_1_21) >= var_1_22 [L54] var_1_19 = var_1_23 [L56] var_1_24 = var_1_21 [L57] var_1_25 = var_1_26 [L58] var_1_27 = var_1_19 [L59] var_1_28 = var_1_27 [L60] var_1_29 = var_1_19 [L61] var_1_30 = var_1_31 [L62] signed long int stepLocal_1 = last_1_var_1_18; [L63] signed long int stepLocal_0 = last_1_var_1_18; [L64] COND TRUE stepLocal_1 >= (last_1_var_1_18 / var_1_9) [L65] COND TRUE stepLocal_0 < (last_1_var_1_1 * 256) [L66] var_1_8 = ((((last_1_var_1_12) < (((((128) < (last_1_var_1_12)) ? (128) : (last_1_var_1_12))))) ? (last_1_var_1_12) : (((((128) < (last_1_var_1_12)) ? (128) : (last_1_var_1_12)))))) [L73] var_1_18 = var_1_8 [L74] COND TRUE var_1_10 < var_1_18 [L75] COND FALSE !(last_1_var_1_12 <= (5 - last_1_var_1_12)) [L78] COND TRUE last_1_var_1_12 == var_1_8 [L79] var_1_12 = var_1_13 [L85] unsigned short int stepLocal_2 = var_1_8; [L86] COND FALSE !(stepLocal_2 > (((((var_1_8) < (var_1_8)) ? (var_1_8) : (var_1_8))) + var_1_12)) [L97] COND TRUE var_1_18 != var_1_12 [L98] COND FALSE !(\read(var_1_14)) [L102] COND FALSE !(\read(var_1_14)) [L109] COND FALSE !(\read(var_1_14)) [L112] var_1_16 = var_1_17 [L168] RET step() [L169] CALL, EXPR property() [L159-L160] return ((((((var_1_18 != var_1_12) ? (var_1_14 ? (var_1_1 == ((signed long int) ((((((((-5) > (var_1_12)) ? (-5) : (var_1_12)))) < (((((var_1_8) < (var_1_18)) ? (var_1_8) : (var_1_18))))) ? (((((-5) > (var_1_12)) ? (-5) : (var_1_12)))) : (((((var_1_8) < (var_1_18)) ? (var_1_8) : (var_1_18)))))))) : 1) : 1) && ((last_1_var_1_18 >= (last_1_var_1_18 / var_1_9)) ? ((last_1_var_1_18 < (last_1_var_1_1 * 256)) ? (var_1_8 == ((unsigned short int) ((((last_1_var_1_12) < (((((128) < (last_1_var_1_12)) ? (128) : (last_1_var_1_12))))) ? (last_1_var_1_12) : (((((128) < (last_1_var_1_12)) ? (128) : (last_1_var_1_12)))))))) : (var_1_8 == ((unsigned short int) last_1_var_1_12))) : (var_1_8 == ((unsigned short int) last_1_var_1_12)))) && ((var_1_10 < var_1_18) ? ((last_1_var_1_12 <= (5 - last_1_var_1_12)) ? (var_1_12 == ((unsigned char) var_1_13)) : ((last_1_var_1_12 == var_1_8) ? (var_1_12 == ((unsigned char) var_1_13)) : (var_1_12 == ((unsigned char) var_1_13)))) : 1)) && ((var_1_8 > (((((var_1_8) < (var_1_8)) ? (var_1_8) : (var_1_8))) + var_1_12)) ? ((! (var_1_8 >= var_1_12)) ? (var_1_4 ? (var_1_14 == ((unsigned char) 0)) : (var_1_14 == ((unsigned char) var_1_15))) : (var_1_14 == ((unsigned char) var_1_15))) : 1)) && (var_1_14 ? (var_1_15 ? (var_1_16 == ((double) var_1_17)) : (var_1_16 == ((double) (((((((((25.8) > (7.5)) ? (25.8) : (7.5))) - 50.25)) > (var_1_17)) ? ((((((25.8) > (7.5)) ? (25.8) : (7.5))) - 50.25)) : (var_1_17)))))) : (var_1_14 ? (var_1_16 == ((double) 5.2)) : (var_1_16 == ((double) var_1_17))))) && (var_1_18 == ((signed short int) var_1_8)) ; [L169] RET, EXPR property() [L169] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=31, var_1_13=31, var_1_14=0, var_1_15=0, var_1_16=2, var_1_17=2, var_1_18=32, var_1_19=0, var_1_1=32, var_1_20=2, var_1_21=1, var_1_22=-2147483648, var_1_23=0, var_1_24=1, var_1_25=3, var_1_26=3, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=1, var_1_4=0, var_1_8=32, var_1_9=1] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=31, var_1_13=31, var_1_14=0, var_1_15=0, var_1_16=2, var_1_17=2, var_1_18=32, var_1_19=0, var_1_1=32, var_1_20=2, var_1_21=1, var_1_22=-2147483648, var_1_23=0, var_1_24=1, var_1_25=3, var_1_26=3, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=1, var_1_4=0, var_1_8=32, var_1_9=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 44 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 1, TraceHistogramMax: 23, 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=44occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 85 NumberOfCodeBlocks, 85 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 05:19:47,978 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd58196-1d6e-4164-b384-a76cbe6fbb82/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd58196-1d6e-4164-b384-a76cbe6fbb82/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd58196-1d6e-4164-b384-a76cbe6fbb82/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd58196-1d6e-4164-b384-a76cbe6fbb82/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd58196-1d6e-4164-b384-a76cbe6fbb82/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-89.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd58196-1d6e-4164-b384-a76cbe6fbb82/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd58196-1d6e-4164-b384-a76cbe6fbb82/bin/utaipan-verify-t7M7D8N6sZ --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 73a6634543d3c0bade73097192135c01dbe00abb333dc19cba8dee6f25c420f2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:19:50,634 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:19:50,778 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd58196-1d6e-4164-b384-a76cbe6fbb82/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 05:19:50,786 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:19:50,787 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:19:50,828 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:19:50,829 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:19:50,829 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:19:50,830 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:19:50,835 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:19:50,836 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:19:50,836 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:19:50,837 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:19:50,838 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:19:50,839 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:19:50,839 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:19:50,840 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:19:50,841 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:19:50,841 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:19:50,842 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:19:50,843 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:19:50,843 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:19:50,843 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:19:50,844 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:19:50,844 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 05:19:50,845 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 05:19:50,845 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 05:19:50,845 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:19:50,846 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:19:50,846 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:19:50,848 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:19:50,848 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 05:19:50,848 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:19:50,849 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:19:50,849 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:19:50,849 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:19:50,849 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:19:50,850 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 05:19:50,850 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 05:19:50,851 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:19:50,851 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:19:50,851 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:19:50,852 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_2fd58196-1d6e-4164-b384-a76cbe6fbb82/bin/utaipan-verify-t7M7D8N6sZ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd58196-1d6e-4164-b384-a76cbe6fbb82/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 73a6634543d3c0bade73097192135c01dbe00abb333dc19cba8dee6f25c420f2 [2023-11-19 05:19:51,280 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:19:51,312 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:19:51,315 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:19:51,316 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:19:51,317 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:19:51,318 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd58196-1d6e-4164-b384-a76cbe6fbb82/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-89.i [2023-11-19 05:19:54,631 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:19:54,883 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:19:54,884 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd58196-1d6e-4164-b384-a76cbe6fbb82/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-89.i [2023-11-19 05:19:54,896 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd58196-1d6e-4164-b384-a76cbe6fbb82/bin/utaipan-verify-t7M7D8N6sZ/data/9759c57a0/8c03368ff11a41b68c8db3d18551ec22/FLAGaba3862b8 [2023-11-19 05:19:54,910 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd58196-1d6e-4164-b384-a76cbe6fbb82/bin/utaipan-verify-t7M7D8N6sZ/data/9759c57a0/8c03368ff11a41b68c8db3d18551ec22 [2023-11-19 05:19:54,913 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:19:54,914 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:19:54,915 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:19:54,916 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:19:54,921 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:19:54,921 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:19:54" (1/1) ... [2023-11-19 05:19:54,923 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bda30c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:19:54, skipping insertion in model container [2023-11-19 05:19:54,923 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:19:54" (1/1) ... [2023-11-19 05:19:54,954 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:19:55,087 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_2fd58196-1d6e-4164-b384-a76cbe6fbb82/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-89.i[915,928] [2023-11-19 05:19:55,148 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:19:55,170 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:19:55,181 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_2fd58196-1d6e-4164-b384-a76cbe6fbb82/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-89.i[915,928] [2023-11-19 05:19:55,218 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:19:55,238 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:19:55,238 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:19:55 WrapperNode [2023-11-19 05:19:55,239 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:19:55,240 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:19:55,240 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:19:55,240 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:19:55,247 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:19:55" (1/1) ... [2023-11-19 05:19:55,278 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:19:55" (1/1) ... [2023-11-19 05:19:55,326 INFO L138 Inliner]: procedures = 27, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 163 [2023-11-19 05:19:55,328 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:19:55,329 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:19:55,329 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:19:55,330 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:19:55,339 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:19:55" (1/1) ... [2023-11-19 05:19:55,339 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:19:55" (1/1) ... [2023-11-19 05:19:55,354 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:19:55" (1/1) ... [2023-11-19 05:19:55,356 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:19:55" (1/1) ... [2023-11-19 05:19:55,372 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:19:55" (1/1) ... [2023-11-19 05:19:55,389 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:19:55" (1/1) ... [2023-11-19 05:19:55,393 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:19:55" (1/1) ... [2023-11-19 05:19:55,400 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:19:55" (1/1) ... [2023-11-19 05:19:55,405 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:19:55,412 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:19:55,412 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:19:55,412 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:19:55,413 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:19:55" (1/1) ... [2023-11-19 05:19:55,430 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:19:55,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd58196-1d6e-4164-b384-a76cbe6fbb82/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:19:55,459 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd58196-1d6e-4164-b384-a76cbe6fbb82/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:19:55,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd58196-1d6e-4164-b384-a76cbe6fbb82/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:19:55,489 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:19:55,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 05:19:55,490 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:19:55,490 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:19:55,490 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:19:55,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:19:55,581 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:19:55,584 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:19:56,422 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:19:56,432 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:19:56,432 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:19:56,436 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:19:56 BoogieIcfgContainer [2023-11-19 05:19:56,436 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:19:56,439 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:19:56,439 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:19:56,442 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:19:56,443 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:19:54" (1/3) ... [2023-11-19 05:19:56,443 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71126861 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:19:56, skipping insertion in model container [2023-11-19 05:19:56,444 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:19:55" (2/3) ... [2023-11-19 05:19:56,444 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71126861 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:19:56, skipping insertion in model container [2023-11-19 05:19:56,444 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:19:56" (3/3) ... [2023-11-19 05:19:56,446 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-89.i [2023-11-19 05:19:56,466 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:19:56,466 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:19:56,516 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:19:56,524 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;@2ee27334, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:19:56,524 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:19:56,529 INFO L276 IsEmpty]: Start isEmpty. Operand has 71 states, 45 states have (on average 1.4222222222222223) internal successors, (64), 46 states have internal predecessors, (64), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2023-11-19 05:19:56,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2023-11-19 05:19:56,546 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:19:56,547 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:19:56,548 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:19:56,573 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:19:56,573 INFO L85 PathProgramCache]: Analyzing trace with hash -524123880, now seen corresponding path program 1 times [2023-11-19 05:19:56,589 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:19:56,590 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [570144911] [2023-11-19 05:19:56,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:19:56,591 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:19:56,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd58196-1d6e-4164-b384-a76cbe6fbb82/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:19:56,597 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd58196-1d6e-4164-b384-a76cbe6fbb82/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:19:56,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd58196-1d6e-4164-b384-a76cbe6fbb82/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-19 05:19:57,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:19:57,026 INFO L262 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 05:19:57,040 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:19:57,095 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 464 proven. 0 refuted. 0 times theorem prover too weak. 548 trivial. 0 not checked. [2023-11-19 05:19:57,096 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:19:57,097 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:19:57,097 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [570144911] [2023-11-19 05:19:57,098 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [570144911] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:19:57,098 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:19:57,099 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 05:19:57,100 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1897216746] [2023-11-19 05:19:57,101 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:19:57,107 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 05:19:57,107 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:19:57,138 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 05:19:57,139 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 05:19:57,142 INFO L87 Difference]: Start difference. First operand has 71 states, 45 states have (on average 1.4222222222222223) internal successors, (64), 46 states have internal predecessors, (64), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2023-11-19 05:19:57,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:19:57,177 INFO L93 Difference]: Finished difference Result 135 states and 237 transitions. [2023-11-19 05:19:57,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 05:19:57,180 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 146 [2023-11-19 05:19:57,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:19:57,189 INFO L225 Difference]: With dead ends: 135 [2023-11-19 05:19:57,190 INFO L226 Difference]: Without dead ends: 67 [2023-11-19 05:19:57,194 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 05:19:57,198 INFO L413 NwaCegarLoop]: 103 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, 103 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 05:19:57,199 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 103 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 05:19:57,217 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2023-11-19 05:19:57,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 67. [2023-11-19 05:19:57,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 42 states have (on average 1.3571428571428572) internal successors, (57), 42 states have internal predecessors, (57), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2023-11-19 05:19:57,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 103 transitions. [2023-11-19 05:19:57,253 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 103 transitions. Word has length 146 [2023-11-19 05:19:57,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:19:57,254 INFO L495 AbstractCegarLoop]: Abstraction has 67 states and 103 transitions. [2023-11-19 05:19:57,254 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2023-11-19 05:19:57,255 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 103 transitions. [2023-11-19 05:19:57,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2023-11-19 05:19:57,259 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:19:57,259 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:19:57,274 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd58196-1d6e-4164-b384-a76cbe6fbb82/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-19 05:19:57,468 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd58196-1d6e-4164-b384-a76cbe6fbb82/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:19:57,468 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:19:57,469 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:19:57,469 INFO L85 PathProgramCache]: Analyzing trace with hash -691924006, now seen corresponding path program 1 times [2023-11-19 05:19:57,470 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:19:57,471 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1328074876] [2023-11-19 05:19:57,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:19:57,471 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:19:57,471 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd58196-1d6e-4164-b384-a76cbe6fbb82/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:19:57,473 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd58196-1d6e-4164-b384-a76cbe6fbb82/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:19:57,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd58196-1d6e-4164-b384-a76cbe6fbb82/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-19 05:19:57,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:19:57,790 INFO L262 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 05:19:57,795 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:19:58,342 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2023-11-19 05:19:58,343 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:19:58,343 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:19:58,343 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1328074876] [2023-11-19 05:19:58,344 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1328074876] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:19:58,344 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:19:58,344 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 05:19:58,344 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1494793767] [2023-11-19 05:19:58,344 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:19:58,346 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 05:19:58,346 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:19:58,347 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 05:19:58,348 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 05:19:58,348 INFO L87 Difference]: Start difference. First operand 67 states and 103 transitions. Second operand has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 2 states have internal predecessors, (34), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-19 05:19:58,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:19:58,635 INFO L93 Difference]: Finished difference Result 193 states and 299 transitions. [2023-11-19 05:19:58,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 05:19:58,636 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 2 states have internal predecessors, (34), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 146 [2023-11-19 05:19:58,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:19:58,645 INFO L225 Difference]: With dead ends: 193 [2023-11-19 05:19:58,649 INFO L226 Difference]: Without dead ends: 129 [2023-11-19 05:19:58,651 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 05:19:58,654 INFO L413 NwaCegarLoop]: 98 mSDtfsCounter, 20 mSDsluCounter, 90 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 188 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-19 05:19:58,657 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 188 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-19 05:19:58,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2023-11-19 05:19:58,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 125. [2023-11-19 05:19:58,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 125 states, 76 states have (on average 1.3026315789473684) internal successors, (99), 76 states have internal predecessors, (99), 46 states have call successors, (46), 2 states have call predecessors, (46), 2 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2023-11-19 05:19:58,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 191 transitions. [2023-11-19 05:19:58,720 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 191 transitions. Word has length 146 [2023-11-19 05:19:58,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:19:58,722 INFO L495 AbstractCegarLoop]: Abstraction has 125 states and 191 transitions. [2023-11-19 05:19:58,722 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 2 states have internal predecessors, (34), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-19 05:19:58,722 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 191 transitions. [2023-11-19 05:19:58,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2023-11-19 05:19:58,729 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:19:58,730 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:19:58,740 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd58196-1d6e-4164-b384-a76cbe6fbb82/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2023-11-19 05:19:58,937 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd58196-1d6e-4164-b384-a76cbe6fbb82/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:19:58,938 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:19:58,939 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:19:58,939 INFO L85 PathProgramCache]: Analyzing trace with hash -690076964, now seen corresponding path program 1 times [2023-11-19 05:19:58,940 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:19:58,940 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [11457225] [2023-11-19 05:19:58,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:19:58,940 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:19:58,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd58196-1d6e-4164-b384-a76cbe6fbb82/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:19:58,942 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd58196-1d6e-4164-b384-a76cbe6fbb82/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:19:58,943 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd58196-1d6e-4164-b384-a76cbe6fbb82/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-19 05:19:59,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:19:59,257 INFO L262 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-19 05:19:59,269 INFO L285 TraceCheckSpWp]: Computing forward predicates...