./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-73.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-73.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje --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 92c23b1b495fe6d5d0e5f0e986018bf83eef4712bc85d4fbd70c93f80ce9741d --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 05:37:59,368 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 05:37:59,458 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-09 05:37:59,463 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 05:37:59,464 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 05:37:59,488 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 05:37:59,489 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 05:37:59,489 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 05:37:59,490 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 05:37:59,491 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 05:37:59,491 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 05:37:59,492 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 05:37:59,492 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 05:37:59,493 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 05:37:59,493 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 05:37:59,494 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 05:37:59,494 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 05:37:59,494 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 05:37:59,495 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 05:37:59,495 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 05:37:59,496 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 05:37:59,496 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 05:37:59,497 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 05:37:59,497 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 05:37:59,498 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 05:37:59,498 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 05:37:59,499 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 05:37:59,499 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 05:37:59,499 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 05:37:59,500 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 05:37:59,500 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 05:37:59,501 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 05:37:59,501 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 05:37:59,502 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 05:37:59,502 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 05:37:59,502 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 05:37:59,502 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 05:37:59,503 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 05:37:59,503 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:37:59,503 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 05:37:59,504 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 05:37:59,504 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 05:37:59,505 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 05:37:59,505 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 05:37:59,505 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 05:37:59,506 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 05:37:59,506 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 05:37:59,506 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_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 92c23b1b495fe6d5d0e5f0e986018bf83eef4712bc85d4fbd70c93f80ce9741d [2024-11-09 05:37:59,792 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 05:37:59,823 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 05:37:59,826 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 05:37:59,829 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 05:37:59,829 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 05:37:59,831 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-73.i Unable to find full path for "g++" [2024-11-09 05:38:01,923 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 05:38:02,119 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 05:38:02,119 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-73.i [2024-11-09 05:38:02,141 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje/data/3f207e20b/6a60a6d50b354046a1a6d0c1df1202f9/FLAG59c6d16b5 [2024-11-09 05:38:02,159 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje/data/3f207e20b/6a60a6d50b354046a1a6d0c1df1202f9 [2024-11-09 05:38:02,163 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 05:38:02,164 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 05:38:02,165 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 05:38:02,165 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 05:38:02,171 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 05:38:02,172 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:38:02" (1/1) ... [2024-11-09 05:38:02,173 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d00def and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:38:02, skipping insertion in model container [2024-11-09 05:38:02,174 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:38:02" (1/1) ... [2024-11-09 05:38:02,207 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 05:38:02,385 WARN L250 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_e524e9bb-c83a-45d9-a985-bef1ba455b3d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-73.i[919,932] [2024-11-09 05:38:02,463 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:38:02,480 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 05:38:02,494 WARN L250 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_e524e9bb-c83a-45d9-a985-bef1ba455b3d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-73.i[919,932] [2024-11-09 05:38:02,539 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:38:02,565 INFO L204 MainTranslator]: Completed translation [2024-11-09 05:38:02,565 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:38:02 WrapperNode [2024-11-09 05:38:02,565 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 05:38:02,567 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 05:38:02,567 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 05:38:02,567 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 05:38:02,575 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:38:02" (1/1) ... [2024-11-09 05:38:02,591 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:38:02" (1/1) ... [2024-11-09 05:38:02,668 INFO L138 Inliner]: procedures = 26, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 234 [2024-11-09 05:38:02,672 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 05:38:02,673 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 05:38:02,673 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 05:38:02,673 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 05:38:02,683 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:38:02" (1/1) ... [2024-11-09 05:38:02,684 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:38:02" (1/1) ... [2024-11-09 05:38:02,688 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:38:02" (1/1) ... [2024-11-09 05:38:02,688 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:38:02" (1/1) ... [2024-11-09 05:38:02,699 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:38:02" (1/1) ... [2024-11-09 05:38:02,707 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:38:02" (1/1) ... [2024-11-09 05:38:02,713 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:38:02" (1/1) ... [2024-11-09 05:38:02,719 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:38:02" (1/1) ... [2024-11-09 05:38:02,724 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 05:38:02,728 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 05:38:02,729 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 05:38:02,729 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 05:38:02,731 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:38:02" (1/1) ... [2024-11-09 05:38:02,737 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:38:02,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:38:02,765 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 05:38:02,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 05:38:02,801 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 05:38:02,802 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 05:38:02,802 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 05:38:02,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 05:38:02,804 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 05:38:02,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 05:38:02,928 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 05:38:02,932 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 05:38:03,434 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-09 05:38:03,435 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 05:38:03,811 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 05:38:03,811 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 05:38:03,812 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:38:03 BoogieIcfgContainer [2024-11-09 05:38:03,812 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 05:38:03,814 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 05:38:03,815 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 05:38:03,818 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 05:38:03,818 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 05:38:02" (1/3) ... [2024-11-09 05:38:03,819 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@783b4f53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:38:03, skipping insertion in model container [2024-11-09 05:38:03,819 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:38:02" (2/3) ... [2024-11-09 05:38:03,820 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@783b4f53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:38:03, skipping insertion in model container [2024-11-09 05:38:03,820 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:38:03" (3/3) ... [2024-11-09 05:38:03,821 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-73.i [2024-11-09 05:38:03,840 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 05:38:03,841 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 05:38:03,921 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 05:38:03,930 INFO L333 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, 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;@31a87b40, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 05:38:03,930 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 05:38:03,934 INFO L276 IsEmpty]: Start isEmpty. Operand has 54 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 23 states have internal predecessors, (25), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2024-11-09 05:38:03,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-11-09 05:38:03,948 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:38:03,949 INFO L215 NwaCegarLoop]: trace histogram [29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:38:03,950 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:38:03,955 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:38:03,957 INFO L85 PathProgramCache]: Analyzing trace with hash 1431935438, now seen corresponding path program 1 times [2024-11-09 05:38:03,967 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:38:03,968 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [622674483] [2024-11-09 05:38:03,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:38:03,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:38:04,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 05:38:04,854 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 05:38:05,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 05:38:05,279 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-09 05:38:05,282 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-09 05:38:05,283 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-09 05:38:05,286 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-09 05:38:05,289 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-09 05:38:05,426 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-09 05:38:05,431 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 05:38:05 BoogieIcfgContainer [2024-11-09 05:38:05,432 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-09 05:38:05,432 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 05:38:05,433 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 05:38:05,433 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 05:38:05,434 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:38:03" (3/4) ... [2024-11-09 05:38:05,436 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 05:38:05,437 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 05:38:05,439 INFO L158 Benchmark]: Toolchain (without parser) took 3274.14ms. Allocated memory was 144.7MB in the beginning and 199.2MB in the end (delta: 54.5MB). Free memory was 102.2MB in the beginning and 74.8MB in the end (delta: 27.3MB). Peak memory consumption was 81.9MB. Max. memory is 16.1GB. [2024-11-09 05:38:05,440 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 144.7MB. Free memory was 89.8MB in the beginning and 89.6MB in the end (delta: 167.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 05:38:05,440 INFO L158 Benchmark]: CACSL2BoogieTranslator took 400.65ms. Allocated memory is still 144.7MB. Free memory was 101.6MB in the beginning and 84.8MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-09 05:38:05,441 INFO L158 Benchmark]: Boogie Procedure Inliner took 105.45ms. Allocated memory is still 144.7MB. Free memory was 84.2MB in the beginning and 80.6MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 05:38:05,442 INFO L158 Benchmark]: Boogie Preprocessor took 54.87ms. Allocated memory is still 144.7MB. Free memory was 80.6MB in the beginning and 78.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 05:38:05,442 INFO L158 Benchmark]: RCFGBuilder took 1083.48ms. Allocated memory was 144.7MB in the beginning and 199.2MB in the end (delta: 54.5MB). Free memory was 78.5MB in the beginning and 132.2MB in the end (delta: -53.7MB). Peak memory consumption was 45.5MB. Max. memory is 16.1GB. [2024-11-09 05:38:05,443 INFO L158 Benchmark]: TraceAbstraction took 1617.44ms. Allocated memory is still 199.2MB. Free memory was 132.2MB in the beginning and 74.8MB in the end (delta: 57.4MB). Peak memory consumption was 55.3MB. Max. memory is 16.1GB. [2024-11-09 05:38:05,443 INFO L158 Benchmark]: Witness Printer took 5.23ms. Allocated memory is still 199.2MB. Free memory is still 74.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 05:38:05,449 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 144.7MB. Free memory was 89.8MB in the beginning and 89.6MB in the end (delta: 167.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 400.65ms. Allocated memory is still 144.7MB. Free memory was 101.6MB in the beginning and 84.8MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 105.45ms. Allocated memory is still 144.7MB. Free memory was 84.2MB in the beginning and 80.6MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.87ms. Allocated memory is still 144.7MB. Free memory was 80.6MB in the beginning and 78.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1083.48ms. Allocated memory was 144.7MB in the beginning and 199.2MB in the end (delta: 54.5MB). Free memory was 78.5MB in the beginning and 132.2MB in the end (delta: -53.7MB). Peak memory consumption was 45.5MB. Max. memory is 16.1GB. * TraceAbstraction took 1617.44ms. Allocated memory is still 199.2MB. Free memory was 132.2MB in the beginning and 74.8MB in the end (delta: 57.4MB). Peak memory consumption was 55.3MB. Max. memory is 16.1GB. * Witness Printer took 5.23ms. Allocated memory is still 199.2MB. Free memory is still 74.8MB. 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 201, overapproximation of shiftRight at line 84, overapproximation of bitwiseAnd at line 123, overapproximation of someBinaryDOUBLEComparisonOperation at line 65. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 7.325; [L23] double var_1_3 = 63.8; [L24] double var_1_4 = 256.6; [L25] double var_1_5 = 2.375; [L26] double var_1_6 = 25.8; [L27] unsigned char var_1_7 = 1; [L28] double var_1_8 = 1.5; [L29] unsigned long int var_1_9 = 32; [L30] unsigned long int var_1_10 = 3567543019; [L31] float var_1_12 = 31.875; [L32] signed long int var_1_13 = 128; [L33] unsigned char var_1_16 = 4; [L34] unsigned char var_1_18 = 16; [L35] signed long int var_1_19 = 64; [L36] unsigned char var_1_20 = 0; [L37] signed long int var_1_21 = 1897833385; [L38] unsigned char var_1_22 = 2; [L39] signed char var_1_23 = -5; [L40] signed char var_1_24 = -4; [L41] signed char var_1_25 = 2; [L42] signed long int var_1_26 = -1000000; [L43] double var_1_27 = 31.6; [L44] unsigned char var_1_32 = 10; [L45] signed char var_1_33 = -64; [L46] unsigned char var_1_35 = 10; [L47] unsigned char var_1_36 = 128; [L48] unsigned char var_1_37 = 1; [L49] signed long int var_1_38 = 16; [L50] float var_1_41 = 64.6; [L51] signed short int var_1_42 = 1; [L52] signed char var_1_43 = 1; [L53] signed char var_1_45 = 0; [L54] signed char var_1_46 = 5; [L55] float last_1_var_1_12 = 31.875; [L56] signed long int last_1_var_1_13 = 128; [L57] unsigned char last_1_var_1_16 = 4; [L58] signed long int last_1_var_1_19 = 64; [L205] isInitial = 1 [L206] FCALL initially() [L207] COND TRUE 1 [L208] CALL updateLastVariables() [L195] last_1_var_1_12 = var_1_12 [L196] last_1_var_1_13 = var_1_13 [L197] last_1_var_1_16 = var_1_16 [L198] last_1_var_1_19 = var_1_19 [L208] RET updateLastVariables() [L209] CALL updateVariables() [L148] var_1_3 = __VERIFIER_nondet_double() [L149] CALL assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_4=1283/5, var_1_5=19/8, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_4=1283/5, var_1_5=19/8, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L150] var_1_4 = __VERIFIER_nondet_double() [L151] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_5=19/8, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_5=19/8, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L152] var_1_5 = __VERIFIER_nondet_double() [L153] CALL assume_abort_if_not((var_1_5 >= -922337.2036854776000e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not((var_1_5 >= -922337.2036854776000e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L154] CALL assume_abort_if_not(var_1_5 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_5 != 0.0F) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L155] var_1_6 = __VERIFIER_nondet_double() [L156] CALL assume_abort_if_not((var_1_6 >= -922337.2036854776000e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not((var_1_6 >= -922337.2036854776000e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L157] CALL assume_abort_if_not(var_1_6 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_6 != 0.0F) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L158] var_1_7 = __VERIFIER_nondet_uchar() [L159] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_8=3/2, var_1_9=32] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_8=3/2, var_1_9=32] [L160] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L161] var_1_8 = __VERIFIER_nondet_double() [L162] CALL assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L163] var_1_10 = __VERIFIER_nondet_ulong() [L164] CALL assume_abort_if_not(var_1_10 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=4294967294, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_10 >= 2147483647) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=4294967294, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L165] CALL assume_abort_if_not(var_1_10 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=4294967294, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_10 <= 4294967294) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=4294967294, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L166] var_1_18 = __VERIFIER_nondet_uchar() [L167] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=4294967294, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=4294967294, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L168] CALL assume_abort_if_not(var_1_18 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=4294967294, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_18 <= 254) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=4294967294, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L169] var_1_20 = __VERIFIER_nondet_uchar() [L170] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=4294967294, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=4294967294, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L171] CALL assume_abort_if_not(var_1_20 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=4294967294, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_20 <= 1) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=4294967294, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L172] var_1_21 = __VERIFIER_nondet_long() [L173] CALL assume_abort_if_not(var_1_21 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=4294967294, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1073741823, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_21 >= 1073741823) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=4294967294, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1073741823, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L174] CALL assume_abort_if_not(var_1_21 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=4294967294, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1073741823, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_21 <= 2147483646) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=4294967294, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1073741823, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L175] var_1_24 = __VERIFIER_nondet_char() [L176] CALL assume_abort_if_not(var_1_24 >= -126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=4294967294, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1073741823, var_1_22=2, var_1_23=-5, var_1_24=1, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_24 >= -126) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=4294967294, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1073741823, var_1_22=2, var_1_23=-5, var_1_24=1, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L177] CALL assume_abort_if_not(var_1_24 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=4294967294, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1073741823, var_1_22=2, var_1_23=-5, var_1_24=1, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_24 <= 126) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=4294967294, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1073741823, var_1_22=2, var_1_23=-5, var_1_24=1, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L178] var_1_25 = __VERIFIER_nondet_char() [L179] CALL assume_abort_if_not(var_1_25 >= -126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=4294967294, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1073741823, var_1_22=2, var_1_23=-5, var_1_24=1, var_1_25=-125, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_25 >= -126) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=4294967294, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1073741823, var_1_22=2, var_1_23=-5, var_1_24=1, var_1_25=-125, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L180] CALL assume_abort_if_not(var_1_25 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=4294967294, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1073741823, var_1_22=2, var_1_23=-5, var_1_24=1, var_1_25=-125, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_25 <= 126) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=4294967294, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1073741823, var_1_22=2, var_1_23=-5, var_1_24=1, var_1_25=-125, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L181] var_1_36 = __VERIFIER_nondet_uchar() [L182] CALL assume_abort_if_not(var_1_36 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=4294967294, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1073741823, var_1_22=2, var_1_23=-5, var_1_24=1, var_1_25=-125, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_36 >= 127) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=4294967294, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1073741823, var_1_22=2, var_1_23=-5, var_1_24=1, var_1_25=-125, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L183] CALL assume_abort_if_not(var_1_36 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=4294967294, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1073741823, var_1_22=2, var_1_23=-5, var_1_24=1, var_1_25=-125, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_36 <= 254) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=4294967294, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1073741823, var_1_22=2, var_1_23=-5, var_1_24=1, var_1_25=-125, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L184] var_1_37 = __VERIFIER_nondet_uchar() [L185] CALL assume_abort_if_not(var_1_37 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=4294967294, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1073741823, var_1_22=2, var_1_23=-5, var_1_24=1, var_1_25=-125, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_37 >= 0) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=4294967294, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1073741823, var_1_22=2, var_1_23=-5, var_1_24=1, var_1_25=-125, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L186] CALL assume_abort_if_not(var_1_37 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=4294967294, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1073741823, var_1_22=2, var_1_23=-5, var_1_24=1, var_1_25=-125, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=0, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not(var_1_37 <= 127) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=4294967294, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1073741823, var_1_22=2, var_1_23=-5, var_1_24=1, var_1_25=-125, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=0, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L187] var_1_45 = __VERIFIER_nondet_char() [L188] CALL assume_abort_if_not(var_1_45 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=4294967294, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1073741823, var_1_22=2, var_1_23=-5, var_1_24=1, var_1_25=-125, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=0, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=-63, var_1_46=5, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not(var_1_45 >= -63) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=4294967294, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1073741823, var_1_22=2, var_1_23=-5, var_1_24=1, var_1_25=-125, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=0, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=-63, var_1_46=5, var_1_7=1, var_1_9=32] [L189] CALL assume_abort_if_not(var_1_45 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=4294967294, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1073741823, var_1_22=2, var_1_23=-5, var_1_24=1, var_1_25=-125, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=0, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=-63, var_1_46=5, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not(var_1_45 <= 63) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=4294967294, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1073741823, var_1_22=2, var_1_23=-5, var_1_24=1, var_1_25=-125, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=0, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=-63, var_1_46=5, var_1_7=1, var_1_9=32] [L190] var_1_46 = __VERIFIER_nondet_char() [L191] CALL assume_abort_if_not(var_1_46 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=4294967294, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1073741823, var_1_22=2, var_1_23=-5, var_1_24=1, var_1_25=-125, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=0, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=-63, var_1_46=-63, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not(var_1_46 >= -63) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=4294967294, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1073741823, var_1_22=2, var_1_23=-5, var_1_24=1, var_1_25=-125, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=0, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=-63, var_1_46=-63, var_1_7=1, var_1_9=32] [L192] CALL assume_abort_if_not(var_1_46 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=4294967294, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1073741823, var_1_22=2, var_1_23=-5, var_1_24=1, var_1_25=-125, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=0, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=-63, var_1_46=-63, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_46 <= 63) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=4294967294, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1073741823, var_1_22=2, var_1_23=-5, var_1_24=1, var_1_25=-125, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=0, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=-63, var_1_46=-63, var_1_7=1, var_1_9=32] [L209] RET updateVariables() [L210] CALL step() [L62] COND TRUE (((((last_1_var_1_19 / 2)) > ((~ last_1_var_1_16))) ? ((last_1_var_1_19 / 2)) : ((~ last_1_var_1_16)))) <= var_1_10 [L63] var_1_12 = var_1_8 [L65] COND FALSE !(var_1_12 > ((var_1_3 - var_1_4) / ((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6))))) [L72] var_1_1 = var_1_8 [L74] COND FALSE !(var_1_3 >= (last_1_var_1_12 * var_1_4)) [L77] var_1_22 = ((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18))) [L78] COND TRUE var_1_1 > var_1_5 [L79] var_1_23 = (((((((var_1_24) < (var_1_25)) ? (var_1_24) : (var_1_25))) < 0 ) ? -((((var_1_24) < (var_1_25)) ? (var_1_24) : (var_1_25))) : ((((var_1_24) < (var_1_25)) ? (var_1_24) : (var_1_25))))) [L83] var_1_26 = var_1_25 [L84] EXPR var_1_26 >> var_1_10 [L84] signed long int stepLocal_0 = var_1_26 >> var_1_10; [L85] COND TRUE stepLocal_0 < last_1_var_1_13 [L86] var_1_13 = ((((var_1_26) < (var_1_22)) ? (var_1_26) : (var_1_22))) [L88] COND FALSE !(var_1_1 < (var_1_4 - var_1_3)) [L91] COND TRUE var_1_7 && var_1_20 [L92] var_1_19 = ((1827081742 - var_1_13) - (var_1_21 - (var_1_18 + var_1_16))) [L100] COND FALSE !(var_1_20 && (var_1_13 > var_1_19)) [L103] COND FALSE !(var_1_13 == var_1_19) [L109] var_1_32 = 2 [L110] var_1_33 = var_1_25 [L111] COND TRUE var_1_8 > 255.375 [L112] var_1_35 = (var_1_36 - var_1_37) [L116] COND TRUE \read(var_1_7) [L117] COND TRUE var_1_7 || (var_1_25 < var_1_18) [L118] var_1_38 = ((((var_1_36) < (var_1_25)) ? (var_1_36) : (var_1_25))) [L123] EXPR var_1_26 & var_1_36 [L123] COND FALSE !(4u < (var_1_26 & var_1_36)) [L126] COND TRUE var_1_26 >= var_1_13 [L127] var_1_41 = var_1_8 [L130] COND FALSE !((- var_1_6) < var_1_8) [L133] COND TRUE \read(var_1_7) [L134] COND FALSE !(var_1_13 > var_1_21) [L137] var_1_43 = (var_1_45 + var_1_46) [L210] RET step() [L211] CALL, EXPR property() [L201] EXPR ((((var_1_12 > ((var_1_3 - var_1_4) / ((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6))))) ? (var_1_7 ? (var_1_1 == ((double) var_1_8)) : (var_1_1 == ((double) var_1_8))) : (var_1_1 == ((double) var_1_8))) && ((var_1_1 < (var_1_4 - var_1_3)) ? (var_1_9 == ((unsigned long int) (var_1_10 - var_1_16))) : 1)) && (((((((last_1_var_1_19 / 2)) > ((~ last_1_var_1_16))) ? ((last_1_var_1_19 / 2)) : ((~ last_1_var_1_16)))) <= var_1_10) ? (var_1_12 == ((float) var_1_8)) : 1)) && (((var_1_26 >> var_1_10) < last_1_var_1_13) ? (var_1_13 == ((signed long int) ((((var_1_26) < (var_1_22)) ? (var_1_26) : (var_1_22))))) : 1) [L201-L202] return (((((((((var_1_12 > ((var_1_3 - var_1_4) / ((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6))))) ? (var_1_7 ? (var_1_1 == ((double) var_1_8)) : (var_1_1 == ((double) var_1_8))) : (var_1_1 == ((double) var_1_8))) && ((var_1_1 < (var_1_4 - var_1_3)) ? (var_1_9 == ((unsigned long int) (var_1_10 - var_1_16))) : 1)) && (((((((last_1_var_1_19 / 2)) > ((~ last_1_var_1_16))) ? ((last_1_var_1_19 / 2)) : ((~ last_1_var_1_16)))) <= var_1_10) ? (var_1_12 == ((float) var_1_8)) : 1)) && (((var_1_26 >> var_1_10) < last_1_var_1_13) ? (var_1_13 == ((signed long int) ((((var_1_26) < (var_1_22)) ? (var_1_26) : (var_1_22))))) : 1)) && ((var_1_3 >= (last_1_var_1_12 * var_1_4)) ? (var_1_16 == ((unsigned char) var_1_18)) : 1)) && ((var_1_7 && var_1_20) ? (var_1_19 == ((signed long int) ((1827081742 - var_1_13) - (var_1_21 - (var_1_18 + var_1_16))))) : ((2u >= ((((var_1_21) > (var_1_9)) ? (var_1_21) : (var_1_9)))) ? (var_1_19 == ((signed long int) var_1_22)) : (var_1_19 == ((signed long int) var_1_22))))) && (var_1_22 == ((unsigned char) ((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18)))))) && ((var_1_1 > var_1_5) ? (var_1_23 == ((signed char) (((((((var_1_24) < (var_1_25)) ? (var_1_24) : (var_1_25))) < 0 ) ? -((((var_1_24) < (var_1_25)) ? (var_1_24) : (var_1_25))) : ((((var_1_24) < (var_1_25)) ? (var_1_24) : (var_1_25))))))) : (var_1_23 == ((signed char) var_1_24)))) && (var_1_26 == ((signed long int) var_1_25)) ; [L211] RET, EXPR property() [L211] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=4294967294, var_1_12=323/5, var_1_13=-125, var_1_16=4, var_1_18=254, var_1_19=753340302, var_1_1=323/5, var_1_20=1, var_1_21=1073741823, var_1_22=254, var_1_23=125, var_1_24=1, var_1_25=-125, var_1_26=-125, var_1_27=158/5, var_1_32=2, var_1_33=-125, var_1_35=128, var_1_36=128, var_1_37=0, var_1_38=-125, var_1_41=323/5, var_1_42=1, var_1_43=-126, var_1_45=-63, var_1_46=-63, var_1_7=1, var_1_8=323/5, var_1_9=32] [L19] reach_error() VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=4294967294, var_1_12=323/5, var_1_13=-125, var_1_16=4, var_1_18=254, var_1_19=753340302, var_1_1=323/5, var_1_20=1, var_1_21=1073741823, var_1_22=254, var_1_23=125, var_1_24=1, var_1_25=-125, var_1_26=-125, var_1_27=158/5, var_1_32=2, var_1_33=-125, var_1_35=128, var_1_36=128, var_1_37=0, var_1_38=-125, var_1_41=323/5, var_1_42=1, var_1_43=-126, var_1_45=-63, var_1_46=-63, var_1_7=1, var_1_8=323/5, var_1_9=32] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 54 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 1, TraceHistogramMax: 29, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=54occurred 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, 0.8s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 107 NumberOfCodeBlocks, 107 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 [2024-11-09 05:38:05,496 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-73.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje --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 92c23b1b495fe6d5d0e5f0e986018bf83eef4712bc85d4fbd70c93f80ce9741d --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 05:38:07,812 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 05:38:07,905 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-09 05:38:07,912 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 05:38:07,913 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 05:38:07,959 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 05:38:07,959 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 05:38:07,960 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 05:38:07,960 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 05:38:07,961 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 05:38:07,961 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 05:38:07,961 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 05:38:07,964 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 05:38:07,968 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 05:38:07,968 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 05:38:07,968 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 05:38:07,969 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 05:38:07,969 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 05:38:07,970 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 05:38:07,970 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 05:38:07,970 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 05:38:07,973 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 05:38:07,973 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 05:38:07,973 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 05:38:07,973 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 05:38:07,974 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 05:38:07,974 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 05:38:07,974 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 05:38:07,975 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 05:38:07,975 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 05:38:07,975 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 05:38:07,975 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 05:38:07,976 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 05:38:07,976 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 05:38:07,976 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 05:38:07,976 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:38:07,976 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 05:38:07,978 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 05:38:07,978 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 05:38:07,978 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 05:38:07,979 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 05:38:07,979 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 05:38:07,980 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 05:38:07,980 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 92c23b1b495fe6d5d0e5f0e986018bf83eef4712bc85d4fbd70c93f80ce9741d [2024-11-09 05:38:08,325 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 05:38:08,346 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 05:38:08,349 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 05:38:08,349 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 05:38:08,350 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 05:38:08,351 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-73.i Unable to find full path for "g++" [2024-11-09 05:38:10,400 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 05:38:10,664 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 05:38:10,665 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-73.i [2024-11-09 05:38:10,678 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje/data/8343e03cb/5f1e8334cb5f44bea208f41752b0cfb3/FLAGa6913275d [2024-11-09 05:38:10,699 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje/data/8343e03cb/5f1e8334cb5f44bea208f41752b0cfb3 [2024-11-09 05:38:10,701 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 05:38:10,703 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 05:38:10,704 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 05:38:10,704 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 05:38:10,709 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 05:38:10,709 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:38:10" (1/1) ... [2024-11-09 05:38:10,710 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37d565fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:38:10, skipping insertion in model container [2024-11-09 05:38:10,710 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:38:10" (1/1) ... [2024-11-09 05:38:10,743 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 05:38:10,986 WARN L250 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_e524e9bb-c83a-45d9-a985-bef1ba455b3d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-73.i[919,932] [2024-11-09 05:38:11,121 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:38:11,142 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 05:38:11,159 WARN L250 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_e524e9bb-c83a-45d9-a985-bef1ba455b3d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-73.i[919,932] [2024-11-09 05:38:11,225 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:38:11,259 INFO L204 MainTranslator]: Completed translation [2024-11-09 05:38:11,260 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:38:11 WrapperNode [2024-11-09 05:38:11,260 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 05:38:11,261 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 05:38:11,261 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 05:38:11,262 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 05:38:11,270 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:38:11" (1/1) ... [2024-11-09 05:38:11,286 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:38:11" (1/1) ... [2024-11-09 05:38:11,335 INFO L138 Inliner]: procedures = 27, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 202 [2024-11-09 05:38:11,340 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 05:38:11,340 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 05:38:11,341 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 05:38:11,341 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 05:38:11,356 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:38:11" (1/1) ... [2024-11-09 05:38:11,356 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:38:11" (1/1) ... [2024-11-09 05:38:11,360 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:38:11" (1/1) ... [2024-11-09 05:38:11,360 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:38:11" (1/1) ... [2024-11-09 05:38:11,381 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:38:11" (1/1) ... [2024-11-09 05:38:11,389 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:38:11" (1/1) ... [2024-11-09 05:38:11,392 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:38:11" (1/1) ... [2024-11-09 05:38:11,398 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:38:11" (1/1) ... [2024-11-09 05:38:11,406 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 05:38:11,407 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 05:38:11,407 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 05:38:11,407 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 05:38:11,411 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:38:11" (1/1) ... [2024-11-09 05:38:11,425 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:38:11,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:38:11,457 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 05:38:11,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 05:38:11,494 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 05:38:11,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 05:38:11,495 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 05:38:11,495 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 05:38:11,495 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 05:38:11,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 05:38:11,616 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 05:38:11,618 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 05:38:22,121 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-09 05:38:22,123 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 05:38:22,147 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 05:38:22,147 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 05:38:22,148 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:38:22 BoogieIcfgContainer [2024-11-09 05:38:22,148 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 05:38:22,153 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 05:38:22,153 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 05:38:22,156 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 05:38:22,157 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 05:38:10" (1/3) ... [2024-11-09 05:38:22,158 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c6fd6c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:38:22, skipping insertion in model container [2024-11-09 05:38:22,159 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:38:11" (2/3) ... [2024-11-09 05:38:22,160 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c6fd6c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:38:22, skipping insertion in model container [2024-11-09 05:38:22,161 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:38:22" (3/3) ... [2024-11-09 05:38:22,165 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-73.i [2024-11-09 05:38:22,185 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 05:38:22,186 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 05:38:22,278 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 05:38:22,286 INFO L333 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, 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;@5c3aa261, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 05:38:22,291 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 05:38:22,299 INFO L276 IsEmpty]: Start isEmpty. Operand has 88 states, 56 states have (on average 1.4642857142857142) internal successors, (82), 57 states have internal predecessors, (82), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2024-11-09 05:38:22,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2024-11-09 05:38:22,323 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:38:22,324 INFO L215 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:38:22,325 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:38:22,333 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:38:22,333 INFO L85 PathProgramCache]: Analyzing trace with hash 1277182118, now seen corresponding path program 1 times [2024-11-09 05:38:22,381 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:38:22,382 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [567131335] [2024-11-09 05:38:22,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:38:22,383 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 [2024-11-09 05:38:22,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:38:22,388 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 05:38:22,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:38:23,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:38:23,846 INFO L255 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 05:38:23,860 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:38:23,944 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 516 proven. 0 refuted. 0 times theorem prover too weak. 1108 trivial. 0 not checked. [2024-11-09 05:38:23,945 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 05:38:23,945 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:38:23,950 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [567131335] [2024-11-09 05:38:23,951 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [567131335] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:38:23,951 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:38:23,951 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 05:38:23,953 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1152635701] [2024-11-09 05:38:23,957 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:38:23,962 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-09 05:38:23,963 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:38:23,997 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-09 05:38:23,997 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 05:38:24,000 INFO L87 Difference]: Start difference. First operand has 88 states, 56 states have (on average 1.4642857142857142) internal successors, (82), 57 states have internal predecessors, (82), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2024-11-09 05:38:24,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:38:24,039 INFO L93 Difference]: Finished difference Result 169 states and 303 transitions. [2024-11-09 05:38:24,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-09 05:38:24,041 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 187 [2024-11-09 05:38:24,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:38:24,056 INFO L225 Difference]: With dead ends: 169 [2024-11-09 05:38:24,056 INFO L226 Difference]: Without dead ends: 84 [2024-11-09 05:38:24,061 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 05:38:24,067 INFO L432 NwaCegarLoop]: 133 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, 133 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 [2024-11-09 05:38:24,068 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 133 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 05:38:24,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2024-11-09 05:38:24,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 84. [2024-11-09 05:38:24,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 53 states have (on average 1.4150943396226414) internal successors, (75), 53 states have internal predecessors, (75), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2024-11-09 05:38:24,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 133 transitions. [2024-11-09 05:38:24,128 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 133 transitions. Word has length 187 [2024-11-09 05:38:24,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:38:24,129 INFO L471 AbstractCegarLoop]: Abstraction has 84 states and 133 transitions. [2024-11-09 05:38:24,129 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2024-11-09 05:38:24,129 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 133 transitions. [2024-11-09 05:38:24,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2024-11-09 05:38:24,138 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:38:24,139 INFO L215 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:38:24,168 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:38:24,339 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:38:24,340 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:38:24,341 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:38:24,343 INFO L85 PathProgramCache]: Analyzing trace with hash -1713055644, now seen corresponding path program 1 times [2024-11-09 05:38:24,344 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:38:24,345 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1144348860] [2024-11-09 05:38:24,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:38:24,346 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 [2024-11-09 05:38:24,346 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:38:24,350 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 05:38:24,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:38:25,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:38:25,730 INFO L255 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 05:38:25,738 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:38:31,230 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 730 proven. 57 refuted. 0 times theorem prover too weak. 837 trivial. 0 not checked. [2024-11-09 05:38:31,233 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:38:31,881 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:38:31,881 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1144348860] [2024-11-09 05:38:31,882 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1144348860] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 05:38:31,882 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1801574335] [2024-11-09 05:38:31,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:38:31,883 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 05:38:31,883 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 05:38:31,892 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 05:38:31,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-09 05:38:32,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:38:32,528 INFO L255 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 05:38:32,533 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:38:32,775 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2024-11-09 05:38:32,775 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 05:38:32,775 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1801574335] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:38:32,776 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 05:38:32,776 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 8 [2024-11-09 05:38:32,777 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [239660445] [2024-11-09 05:38:32,777 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:38:32,778 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 05:38:32,778 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:38:32,779 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 05:38:32,780 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-09 05:38:32,780 INFO L87 Difference]: Start difference. First operand 84 states and 133 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-11-09 05:38:35,082 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:38:37,085 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:38:37,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:38:37,092 INFO L93 Difference]: Finished difference Result 205 states and 323 transitions. [2024-11-09 05:38:37,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 05:38:37,131 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 187 [2024-11-09 05:38:37,132 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:38:37,135 INFO L225 Difference]: With dead ends: 205 [2024-11-09 05:38:37,135 INFO L226 Difference]: Without dead ends: 124 [2024-11-09 05:38:37,137 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 395 GetRequests, 388 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-09 05:38:37,138 INFO L432 NwaCegarLoop]: 141 mSDtfsCounter, 56 mSDsluCounter, 114 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 6 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 56 SdHoareTripleChecker+Valid, 255 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2024-11-09 05:38:37,139 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [56 Valid, 255 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 12 Invalid, 2 Unknown, 0 Unchecked, 4.3s Time] [2024-11-09 05:38:37,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2024-11-09 05:38:37,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 121. [2024-11-09 05:38:37,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 121 states, 83 states have (on average 1.4216867469879517) internal successors, (118), 84 states have internal predecessors, (118), 35 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (35), 34 states have call predecessors, (35), 35 states have call successors, (35) [2024-11-09 05:38:37,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 188 transitions. [2024-11-09 05:38:37,168 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 188 transitions. Word has length 187 [2024-11-09 05:38:37,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:38:37,169 INFO L471 AbstractCegarLoop]: Abstraction has 121 states and 188 transitions. [2024-11-09 05:38:37,170 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-11-09 05:38:37,170 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 188 transitions. [2024-11-09 05:38:37,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-11-09 05:38:37,173 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:38:37,178 INFO L215 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:38:37,203 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2024-11-09 05:38:37,382 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-09 05:38:37,579 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt [2024-11-09 05:38:37,579 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:38:37,580 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:38:37,580 INFO L85 PathProgramCache]: Analyzing trace with hash 1533766555, now seen corresponding path program 1 times [2024-11-09 05:38:37,581 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:38:37,582 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [6038406] [2024-11-09 05:38:37,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:38:37,582 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 [2024-11-09 05:38:37,583 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:38:37,586 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 05:38:37,587 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-09 05:38:39,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:38:39,051 INFO L255 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 05:38:39,057 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:38:44,116 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 730 proven. 57 refuted. 0 times theorem prover too weak. 837 trivial. 0 not checked. [2024-11-09 05:38:44,117 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:38:44,736 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:38:44,736 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [6038406] [2024-11-09 05:38:44,736 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [6038406] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 05:38:44,737 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [659856715] [2024-11-09 05:38:44,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:38:44,737 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 05:38:44,737 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 05:38:44,738 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 05:38:44,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-09 05:38:47,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:38:47,241 INFO L255 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 05:38:47,246 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:38:49,890 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2024-11-09 05:38:49,890 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 05:38:49,890 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [659856715] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:38:49,890 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 05:38:49,891 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [6] total 9 [2024-11-09 05:38:49,891 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1600206284] [2024-11-09 05:38:49,891 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:38:49,892 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 05:38:49,892 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:38:49,893 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 05:38:49,893 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:38:49,894 INFO L87 Difference]: Start difference. First operand 121 states and 188 transitions. Second operand has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-11-09 05:38:53,174 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:38:55,576 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:38:55,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:38:55,577 INFO L93 Difference]: Finished difference Result 348 states and 543 transitions. [2024-11-09 05:38:55,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 05:38:55,608 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 188 [2024-11-09 05:38:55,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:38:55,612 INFO L225 Difference]: With dead ends: 348 [2024-11-09 05:38:55,613 INFO L226 Difference]: Without dead ends: 230 [2024-11-09 05:38:55,614 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 400 GetRequests, 389 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2024-11-09 05:38:55,615 INFO L432 NwaCegarLoop]: 129 mSDtfsCounter, 78 mSDsluCounter, 307 mSDsCounter, 0 mSdLazyCounter, 85 mSolverCounterSat, 59 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 78 SdHoareTripleChecker+Valid, 436 SdHoareTripleChecker+Invalid, 145 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 85 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2024-11-09 05:38:55,616 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [78 Valid, 436 Invalid, 145 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 85 Invalid, 1 Unknown, 0 Unchecked, 5.5s Time] [2024-11-09 05:38:55,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230 states. [2024-11-09 05:38:55,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 189. [2024-11-09 05:38:55,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 189 states, 120 states have (on average 1.35) internal successors, (162), 121 states have internal predecessors, (162), 64 states have call successors, (64), 4 states have call predecessors, (64), 4 states have return successors, (64), 63 states have call predecessors, (64), 64 states have call successors, (64) [2024-11-09 05:38:55,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 189 states and 290 transitions. [2024-11-09 05:38:55,667 INFO L78 Accepts]: Start accepts. Automaton has 189 states and 290 transitions. Word has length 188 [2024-11-09 05:38:55,668 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:38:55,668 INFO L471 AbstractCegarLoop]: Abstraction has 189 states and 290 transitions. [2024-11-09 05:38:55,669 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-11-09 05:38:55,669 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 290 transitions. [2024-11-09 05:38:55,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-11-09 05:38:55,672 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:38:55,673 INFO L215 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:38:55,696 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2024-11-09 05:38:55,887 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-09 05:38:56,073 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt [2024-11-09 05:38:56,074 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:38:56,075 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:38:56,075 INFO L85 PathProgramCache]: Analyzing trace with hash -1740132387, now seen corresponding path program 1 times [2024-11-09 05:38:56,075 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:38:56,076 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1941874568] [2024-11-09 05:38:56,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:38:56,076 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 [2024-11-09 05:38:56,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:38:56,079 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 05:38:56,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje/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 (7)] Waiting until timeout for monitored process [2024-11-09 05:38:57,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:38:57,310 INFO L255 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 05:38:57,316 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:39:01,436 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 730 proven. 57 refuted. 0 times theorem prover too weak. 837 trivial. 0 not checked. [2024-11-09 05:39:01,436 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:39:01,964 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:39:01,965 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1941874568] [2024-11-09 05:39:01,965 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1941874568] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 05:39:01,965 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [424682916] [2024-11-09 05:39:01,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:39:01,966 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 05:39:01,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 05:39:01,969 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 05:39:01,971 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-09 05:39:05,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:39:05,382 INFO L255 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 05:39:05,387 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:39:09,660 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 730 proven. 57 refuted. 0 times theorem prover too weak. 837 trivial. 0 not checked. [2024-11-09 05:39:09,660 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:39:10,133 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [424682916] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 05:39:10,133 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [813436900] [2024-11-09 05:39:10,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:39:10,134 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:39:10,134 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:39:10,138 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:39:10,141 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-09 05:39:10,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:39:11,131 INFO L255 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 05:39:11,135 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:39:15,399 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 730 proven. 57 refuted. 0 times theorem prover too weak. 837 trivial. 0 not checked. [2024-11-09 05:39:15,399 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:39:15,827 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [813436900] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 05:39:15,827 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 05:39:15,828 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 6 [2024-11-09 05:39:15,828 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [386600188] [2024-11-09 05:39:15,828 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 05:39:15,829 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-09 05:39:15,830 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:39:15,831 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 05:39:15,831 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-09 05:39:15,831 INFO L87 Difference]: Start difference. First operand 189 states and 290 transitions. Second operand has 7 states, 7 states have (on average 7.428571428571429) internal successors, (52), 6 states have internal predecessors, (52), 2 states have call successors, (29), 2 states have call predecessors, (29), 3 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2024-11-09 05:39:20,600 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:39:22,212 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:39:25,097 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:39:27,101 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:39:27,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:39:27,102 INFO L93 Difference]: Finished difference Result 366 states and 564 transitions. [2024-11-09 05:39:27,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-09 05:39:27,143 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.428571428571429) internal successors, (52), 6 states have internal predecessors, (52), 2 states have call successors, (29), 2 states have call predecessors, (29), 3 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 188 [2024-11-09 05:39:27,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:39:27,147 INFO L225 Difference]: With dead ends: 366 [2024-11-09 05:39:27,147 INFO L226 Difference]: Without dead ends: 236 [2024-11-09 05:39:27,148 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 640 GetRequests, 627 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=74, Invalid=136, Unknown=0, NotChecked=0, Total=210 [2024-11-09 05:39:27,149 INFO L432 NwaCegarLoop]: 96 mSDtfsCounter, 96 mSDsluCounter, 488 mSDsCounter, 0 mSdLazyCounter, 196 mSolverCounterSat, 82 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 96 SdHoareTripleChecker+Valid, 584 SdHoareTripleChecker+Invalid, 281 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 82 IncrementalHoareTripleChecker+Valid, 196 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.6s IncrementalHoareTripleChecker+Time [2024-11-09 05:39:27,149 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [96 Valid, 584 Invalid, 281 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 196 Invalid, 3 Unknown, 0 Unchecked, 10.6s Time] [2024-11-09 05:39:27,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 236 states. [2024-11-09 05:39:27,189 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 236 to 193. [2024-11-09 05:39:27,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 193 states, 123 states have (on average 1.3333333333333333) internal successors, (164), 124 states have internal predecessors, (164), 64 states have call successors, (64), 5 states have call predecessors, (64), 5 states have return successors, (64), 63 states have call predecessors, (64), 64 states have call successors, (64) [2024-11-09 05:39:27,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 193 states and 292 transitions. [2024-11-09 05:39:27,196 INFO L78 Accepts]: Start accepts. Automaton has 193 states and 292 transitions. Word has length 188 [2024-11-09 05:39:27,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:39:27,199 INFO L471 AbstractCegarLoop]: Abstraction has 193 states and 292 transitions. [2024-11-09 05:39:27,199 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.428571428571429) internal successors, (52), 6 states have internal predecessors, (52), 2 states have call successors, (29), 2 states have call predecessors, (29), 3 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2024-11-09 05:39:27,199 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 292 transitions. [2024-11-09 05:39:27,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-11-09 05:39:27,206 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:39:27,206 INFO L215 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:39:27,231 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-09 05:39:27,459 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-11-09 05:39:27,624 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje/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 (7)] Ended with exit code 0 [2024-11-09 05:39:27,807 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:39:27,807 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:39:27,808 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:39:27,808 INFO L85 PathProgramCache]: Analyzing trace with hash -1958987105, now seen corresponding path program 1 times [2024-11-09 05:39:27,808 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:39:27,808 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [25050664] [2024-11-09 05:39:27,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:39:27,808 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 [2024-11-09 05:39:27,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:39:27,810 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 05:39:27,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e524e9bb-c83a-45d9-a985-bef1ba455b3d/bin/utaipan-verify-YMUCfTKeje/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 (10)] Waiting until timeout for monitored process [2024-11-09 05:39:29,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:39:29,039 INFO L255 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-09 05:39:29,044 INFO L278 TraceCheckSpWp]: Computing forward predicates...