./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-35.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c8bc88-17af-411f-baa8-a63c9bc30308/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c8bc88-17af-411f-baa8-a63c9bc30308/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c8bc88-17af-411f-baa8-a63c9bc30308/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c8bc88-17af-411f-baa8-a63c9bc30308/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-35.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c8bc88-17af-411f-baa8-a63c9bc30308/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c8bc88-17af-411f-baa8-a63c9bc30308/bin/utaipan-verify-NcY6lQBIFX --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 99f56435514dfb65050e134544a3df48473421e68ddf59d06d83a7f80b49dbfa --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:56:05,314 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:56:05,405 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c8bc88-17af-411f-baa8-a63c9bc30308/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-12 00:56:05,417 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:56:05,418 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:56:05,462 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:56:05,464 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:56:05,465 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:56:05,466 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:56:05,474 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:56:05,475 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:56:05,476 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:56:05,477 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:56:05,479 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:56:05,480 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:56:05,480 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:56:05,480 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:56:05,481 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:56:05,481 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:56:05,482 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:56:05,482 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:56:05,483 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:56:05,485 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:56:05,485 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:56:05,486 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:56:05,486 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:56:05,487 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:56:05,487 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:56:05,488 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:56:05,488 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:56:05,490 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:56:05,490 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:56:05,490 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:56:05,491 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:56:05,491 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:56:05,491 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:56:05,492 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:56:05,492 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:56:05,492 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:56:05,493 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:56:05,493 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:56:05,493 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:56:05,494 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:56:05,494 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:56:05,495 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:56:05,495 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_d4c8bc88-17af-411f-baa8-a63c9bc30308/bin/utaipan-verify-NcY6lQBIFX/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c8bc88-17af-411f-baa8-a63c9bc30308/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 99f56435514dfb65050e134544a3df48473421e68ddf59d06d83a7f80b49dbfa [2023-11-12 00:56:05,837 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:56:05,869 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:56:05,871 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:56:05,873 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:56:05,873 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:56:05,876 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c8bc88-17af-411f-baa8-a63c9bc30308/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-35.i [2023-11-12 00:56:09,122 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:56:09,403 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:56:09,404 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c8bc88-17af-411f-baa8-a63c9bc30308/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-35.i [2023-11-12 00:56:09,416 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c8bc88-17af-411f-baa8-a63c9bc30308/bin/utaipan-verify-NcY6lQBIFX/data/28a160f53/439d3becb3804534b5e9a1403a2f4730/FLAGe13b907eb [2023-11-12 00:56:09,444 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c8bc88-17af-411f-baa8-a63c9bc30308/bin/utaipan-verify-NcY6lQBIFX/data/28a160f53/439d3becb3804534b5e9a1403a2f4730 [2023-11-12 00:56:09,452 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:56:09,454 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:56:09,456 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:56:09,456 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:56:09,464 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:56:09,465 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:56:09" (1/1) ... [2023-11-12 00:56:09,467 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b836423 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:09, skipping insertion in model container [2023-11-12 00:56:09,467 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:56:09" (1/1) ... [2023-11-12 00:56:09,512 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:56:09,691 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c8bc88-17af-411f-baa8-a63c9bc30308/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-35.i[919,932] [2023-11-12 00:56:09,775 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:56:09,792 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:56:09,803 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c8bc88-17af-411f-baa8-a63c9bc30308/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-35.i[919,932] [2023-11-12 00:56:09,854 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:56:09,874 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:56:09,875 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:09 WrapperNode [2023-11-12 00:56:09,875 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:56:09,876 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:56:09,877 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:56:09,877 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:56:09,886 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:09" (1/1) ... [2023-11-12 00:56:09,911 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:09" (1/1) ... [2023-11-12 00:56:09,968 INFO L138 Inliner]: procedures = 26, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 159 [2023-11-12 00:56:09,969 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:56:09,969 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:56:09,969 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:56:09,970 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:56:09,983 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:09" (1/1) ... [2023-11-12 00:56:09,983 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:09" (1/1) ... [2023-11-12 00:56:10,000 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:09" (1/1) ... [2023-11-12 00:56:10,002 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:09" (1/1) ... [2023-11-12 00:56:10,013 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:09" (1/1) ... [2023-11-12 00:56:10,033 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:09" (1/1) ... [2023-11-12 00:56:10,036 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:09" (1/1) ... [2023-11-12 00:56:10,038 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:09" (1/1) ... [2023-11-12 00:56:10,043 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:56:10,044 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:56:10,044 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:56:10,044 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:56:10,045 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:09" (1/1) ... [2023-11-12 00:56:10,053 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:56:10,072 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c8bc88-17af-411f-baa8-a63c9bc30308/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:56:10,089 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c8bc88-17af-411f-baa8-a63c9bc30308/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:56:10,116 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c8bc88-17af-411f-baa8-a63c9bc30308/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:56:10,135 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:56:10,135 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:56:10,136 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:56:10,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:56:10,136 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:56:10,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:56:10,276 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:56:10,278 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:56:10,715 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:56:10,955 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:56:10,956 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:56:10,959 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:56:10 BoogieIcfgContainer [2023-11-12 00:56:10,959 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:56:10,962 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:56:10,962 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:56:10,966 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:56:10,967 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:56:09" (1/3) ... [2023-11-12 00:56:10,968 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e9941f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:56:10, skipping insertion in model container [2023-11-12 00:56:10,969 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:09" (2/3) ... [2023-11-12 00:56:10,971 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e9941f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:56:10, skipping insertion in model container [2023-11-12 00:56:10,972 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:56:10" (3/3) ... [2023-11-12 00:56:10,973 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_dependencies_file-35.i [2023-11-12 00:56:10,994 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:56:10,994 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:56:11,064 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:56:11,071 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@7ce78118, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:56:11,071 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:56:11,076 INFO L276 IsEmpty]: Start isEmpty. Operand has 42 states, 19 states have (on average 1.1578947368421053) internal successors, (22), 20 states have internal predecessors, (22), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2023-11-12 00:56:11,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-12 00:56:11,089 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:56:11,090 INFO L195 NwaCegarLoop]: trace histogram [20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:56:11,090 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:56:11,095 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:56:11,096 INFO L85 PathProgramCache]: Analyzing trace with hash -425651212, now seen corresponding path program 1 times [2023-11-12 00:56:11,104 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:56:11,105 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1679977600] [2023-11-12 00:56:11,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:56:11,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:56:11,357 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 00:56:11,358 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1716852792] [2023-11-12 00:56:11,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:56:11,358 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:56:11,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c8bc88-17af-411f-baa8-a63c9bc30308/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:56:11,366 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c8bc88-17af-411f-baa8-a63c9bc30308/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 00:56:11,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c8bc88-17af-411f-baa8-a63c9bc30308/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-12 00:56:11,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:56:11,870 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 00:56:11,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:56:12,102 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-12 00:56:12,106 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-12 00:56:12,108 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-12 00:56:12,122 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c8bc88-17af-411f-baa8-a63c9bc30308/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-12 00:56:12,322 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c8bc88-17af-411f-baa8-a63c9bc30308/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:56:12,326 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-12 00:56:12,330 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 00:56:12,468 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 12:56:12 BoogieIcfgContainer [2023-11-12 00:56:12,469 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 00:56:12,469 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:56:12,470 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:56:12,470 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:56:12,471 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:56:10" (3/4) ... [2023-11-12 00:56:12,474 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 00:56:12,475 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:56:12,476 INFO L158 Benchmark]: Toolchain (without parser) took 3022.00ms. Allocated memory is still 144.7MB. Free memory was 100.4MB in the beginning and 96.6MB in the end (delta: 3.8MB). Peak memory consumption was 7.0MB. Max. memory is 16.1GB. [2023-11-12 00:56:12,477 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 109.1MB. Free memory is still 59.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:56:12,478 INFO L158 Benchmark]: CACSL2BoogieTranslator took 419.45ms. Allocated memory is still 144.7MB. Free memory was 100.4MB in the beginning and 86.6MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-12 00:56:12,479 INFO L158 Benchmark]: Boogie Procedure Inliner took 92.26ms. Allocated memory is still 144.7MB. Free memory was 86.6MB in the beginning and 83.6MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:56:12,481 INFO L158 Benchmark]: Boogie Preprocessor took 73.57ms. Allocated memory is still 144.7MB. Free memory was 83.6MB in the beginning and 81.8MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:56:12,481 INFO L158 Benchmark]: RCFGBuilder took 915.78ms. Allocated memory is still 144.7MB. Free memory was 81.8MB in the beginning and 75.3MB in the end (delta: 6.5MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. [2023-11-12 00:56:12,482 INFO L158 Benchmark]: TraceAbstraction took 1506.71ms. Allocated memory is still 144.7MB. Free memory was 74.5MB in the beginning and 96.6MB in the end (delta: -22.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:56:12,483 INFO L158 Benchmark]: Witness Printer took 5.81ms. Allocated memory is still 144.7MB. Free memory is still 96.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:56:12,486 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 109.1MB. Free memory is still 59.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 419.45ms. Allocated memory is still 144.7MB. Free memory was 100.4MB in the beginning and 86.6MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 92.26ms. Allocated memory is still 144.7MB. Free memory was 86.6MB in the beginning and 83.6MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 73.57ms. Allocated memory is still 144.7MB. Free memory was 83.6MB in the beginning and 81.8MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 915.78ms. Allocated memory is still 144.7MB. Free memory was 81.8MB in the beginning and 75.3MB in the end (delta: 6.5MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. * TraceAbstraction took 1506.71ms. Allocated memory is still 144.7MB. Free memory was 74.5MB in the beginning and 96.6MB in the end (delta: -22.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.81ms. Allocated memory is still 144.7MB. Free memory is still 96.6MB. 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 77, overapproximation of shiftRight at line 72, overapproximation of someBinaryDOUBLEComparisonOperation at line 55, overapproximation of someUnaryFLOAToperation at line 77, overapproximation of someBinaryArithmeticFLOAToperation at line 77. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 1; [L23] unsigned char var_1_3 = 1; [L24] unsigned char var_1_4 = 0; [L25] unsigned char var_1_5 = 0; [L26] unsigned short int var_1_6 = 25; [L27] double var_1_9 = 999.625; [L28] unsigned short int var_1_11 = 5; [L29] signed short int var_1_12 = 2; [L30] signed long int var_1_13 = -256; [L31] double var_1_14 = 127.75; [L32] double var_1_15 = 9.75; [L33] float var_1_16 = 32.8; [L34] float var_1_17 = 32.5; [L35] float var_1_18 = 1.75; [L36] float var_1_19 = 1000000000000000.4; [L37] float var_1_20 = 0.875; [L38] unsigned char var_1_21 = 0; [L39] unsigned char var_1_22 = 0; [L40] signed short int var_1_23 = 64; [L41] signed short int var_1_24 = 25; [L42] signed short int var_1_25 = 0; [L43] signed short int last_1_var_1_12 = 2; [L44] signed long int last_1_var_1_13 = -256; [L45] double last_1_var_1_14 = 127.75; [L46] unsigned char last_1_var_1_21 = 0; [L133] isInitial = 1 [L134] FCALL initially() [L135] COND TRUE 1 [L136] CALL updateLastVariables() [L123] last_1_var_1_12 = var_1_12 [L124] last_1_var_1_13 = var_1_13 [L125] last_1_var_1_14 = var_1_14 [L126] last_1_var_1_21 = var_1_21 [L136] RET updateLastVariables() [L137] CALL updateVariables() [L88] var_1_3 = __VERIFIER_nondet_uchar() [L89] CALL assume_abort_if_not(var_1_3 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=25, var_1_9=7997/8] [L20] COND FALSE !(!cond) [L89] RET assume_abort_if_not(var_1_3 >= 1) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=25, var_1_9=7997/8] [L90] CALL assume_abort_if_not(var_1_3 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=25, var_1_9=7997/8] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not(var_1_3 <= 1) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=25, var_1_9=7997/8] [L91] var_1_4 = __VERIFIER_nondet_uchar() [L92] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=25, var_1_9=7997/8] [L20] COND FALSE !(!cond) [L92] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=25, var_1_9=7997/8] [L93] CALL assume_abort_if_not(var_1_4 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=25, var_1_9=7997/8] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not(var_1_4 <= 0) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=25, var_1_9=7997/8] [L94] var_1_5 = __VERIFIER_nondet_uchar() [L95] CALL assume_abort_if_not(var_1_5 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_9=7997/8] [L20] COND FALSE !(!cond) [L95] RET assume_abort_if_not(var_1_5 >= 1) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_9=7997/8] [L96] CALL assume_abort_if_not(var_1_5 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_9=7997/8] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not(var_1_5 <= 1) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_9=7997/8] [L97] var_1_9 = __VERIFIER_nondet_double() [L98] CALL assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_9=2] [L20] COND FALSE !(!cond) [L98] RET assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_9=2] [L99] var_1_11 = __VERIFIER_nondet_ushort() [L100] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=16322, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_9=2] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=16322, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_9=2] [L101] CALL assume_abort_if_not(var_1_11 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=16322, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_9=2] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not(var_1_11 <= 65534) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=16322, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_9=2] [L102] var_1_15 = __VERIFIER_nondet_double() [L103] CALL assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=16322, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=3, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_9=2] [L20] COND FALSE !(!cond) [L103] RET assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=16322, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=3, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_9=2] [L104] var_1_17 = __VERIFIER_nondet_float() [L105] CALL assume_abort_if_not((var_1_17 >= -230584.3009213691390e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 2305843.009213691390e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=16322, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=3, var_1_16=164/5, var_1_17=4, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_9=2] [L20] COND FALSE !(!cond) [L105] RET assume_abort_if_not((var_1_17 >= -230584.3009213691390e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 2305843.009213691390e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=16322, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=3, var_1_16=164/5, var_1_17=4, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_9=2] [L106] var_1_18 = __VERIFIER_nondet_float() [L107] CALL assume_abort_if_not((var_1_18 >= -230584.3009213691390e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 2305843.009213691390e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=16322, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=3, var_1_16=164/5, var_1_17=4, var_1_18=5, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_9=2] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not((var_1_18 >= -230584.3009213691390e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 2305843.009213691390e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=16322, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=3, var_1_16=164/5, var_1_17=4, var_1_18=5, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_9=2] [L108] var_1_19 = __VERIFIER_nondet_float() [L109] CALL assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=16322, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=3, var_1_16=164/5, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_9=2] [L20] COND FALSE !(!cond) [L109] RET assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=16322, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=3, var_1_16=164/5, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_9=2] [L110] var_1_20 = __VERIFIER_nondet_float() [L111] CALL assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=16322, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=3, var_1_16=164/5, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=7, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_9=2] [L20] COND FALSE !(!cond) [L111] RET assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=16322, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=3, var_1_16=164/5, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=7, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_9=2] [L112] var_1_22 = __VERIFIER_nondet_uchar() [L113] CALL assume_abort_if_not(var_1_22 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=16322, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=3, var_1_16=164/5, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=7, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=25, var_1_25=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_9=2] [L20] COND FALSE !(!cond) [L113] RET assume_abort_if_not(var_1_22 >= 1) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=16322, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=3, var_1_16=164/5, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=7, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=25, var_1_25=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_9=2] [L114] CALL assume_abort_if_not(var_1_22 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=16322, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=3, var_1_16=164/5, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=7, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=25, var_1_25=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_9=2] [L20] COND FALSE !(!cond) [L114] RET assume_abort_if_not(var_1_22 <= 1) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=16322, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=3, var_1_16=164/5, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=7, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=25, var_1_25=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_9=2] [L115] var_1_24 = __VERIFIER_nondet_short() [L116] CALL assume_abort_if_not(var_1_24 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=16322, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=3, var_1_16=164/5, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=7, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32640, var_1_25=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_9=2] [L20] COND FALSE !(!cond) [L116] RET assume_abort_if_not(var_1_24 >= -1) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=16322, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=3, var_1_16=164/5, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=7, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32640, var_1_25=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_9=2] [L117] CALL assume_abort_if_not(var_1_24 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=16322, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=3, var_1_16=164/5, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=7, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32640, var_1_25=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_9=2] [L20] COND FALSE !(!cond) [L117] RET assume_abort_if_not(var_1_24 <= 32766) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=16322, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=3, var_1_16=164/5, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=7, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32640, var_1_25=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_9=2] [L118] var_1_25 = __VERIFIER_nondet_short() [L119] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=16322, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=3, var_1_16=164/5, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=7, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32640, var_1_25=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_9=2] [L20] COND FALSE !(!cond) [L119] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=16322, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=3, var_1_16=164/5, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=7, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32640, var_1_25=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_9=2] [L120] CALL assume_abort_if_not(var_1_25 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=16322, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=3, var_1_16=164/5, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=7, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32640, var_1_25=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_9=2] [L20] COND FALSE !(!cond) [L120] RET assume_abort_if_not(var_1_25 <= 32766) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=16322, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=3, var_1_16=164/5, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=7, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=32640, var_1_25=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_9=2] [L137] RET updateVariables() [L138] CALL step() [L50] COND FALSE !(\read(last_1_var_1_21)) [L53] var_1_1 = (var_1_3 && var_1_5) [L55] COND TRUE var_1_18 > var_1_9 [L56] var_1_23 = (((((var_1_24 - var_1_25)) > (last_1_var_1_13)) ? ((var_1_24 - var_1_25)) : (last_1_var_1_13))) [L60] COND TRUE last_1_var_1_12 >= last_1_var_1_12 [L61] COND FALSE !((var_1_9 - 1.00000000000025E12) >= last_1_var_1_14) [L64] var_1_6 = var_1_11 [L69] COND FALSE !(var_1_11 > var_1_6) [L72] EXPR var_1_11 >> var_1_6 [L72] COND TRUE (var_1_12 + var_1_23) < ((var_1_11 >> var_1_6) * var_1_12) [L73] var_1_14 = var_1_15 [L77] var_1_16 = (((((var_1_17 + var_1_18) + ((((var_1_19) < (var_1_20)) ? (var_1_19) : (var_1_20)))) < 0 ) ? -((var_1_17 + var_1_18) + ((((var_1_19) < (var_1_20)) ? (var_1_19) : (var_1_20)))) : ((var_1_17 + var_1_18) + ((((var_1_19) < (var_1_20)) ? (var_1_19) : (var_1_20)))))) [L78] COND TRUE var_1_11 == var_1_6 [L79] var_1_21 = ((var_1_5 || var_1_3) && (var_1_1 || var_1_22)) [L81] COND FALSE !(var_1_6 == var_1_12) [L138] RET step() [L139] CALL, EXPR property() [L129] EXPR ((((last_1_var_1_21 ? (var_1_1 == ((unsigned char) ((! var_1_3) || var_1_4))) : (var_1_1 == ((unsigned char) (var_1_3 && var_1_5)))) && ((last_1_var_1_12 >= last_1_var_1_12) ? (((var_1_9 - 1.00000000000025E12) >= last_1_var_1_14) ? (var_1_6 == ((unsigned short int) 200)) : (var_1_6 == ((unsigned short int) var_1_11))) : (var_1_6 == ((unsigned short int) var_1_11)))) && ((var_1_11 > var_1_6) ? (var_1_12 == ((signed short int) 32)) : 1)) && ((var_1_6 == var_1_12) ? ((! var_1_3) ? (var_1_13 == ((signed long int) ((last_1_var_1_13 + var_1_6) + (var_1_11 - var_1_23)))) : 1) : 1)) && (((var_1_12 + var_1_23) < ((var_1_11 >> var_1_6) * var_1_12)) ? (var_1_14 == ((double) var_1_15)) : (var_1_14 == ((double) var_1_15))) [L129] EXPR var_1_11 >> var_1_6 [L129] EXPR ((((last_1_var_1_21 ? (var_1_1 == ((unsigned char) ((! var_1_3) || var_1_4))) : (var_1_1 == ((unsigned char) (var_1_3 && var_1_5)))) && ((last_1_var_1_12 >= last_1_var_1_12) ? (((var_1_9 - 1.00000000000025E12) >= last_1_var_1_14) ? (var_1_6 == ((unsigned short int) 200)) : (var_1_6 == ((unsigned short int) var_1_11))) : (var_1_6 == ((unsigned short int) var_1_11)))) && ((var_1_11 > var_1_6) ? (var_1_12 == ((signed short int) 32)) : 1)) && ((var_1_6 == var_1_12) ? ((! var_1_3) ? (var_1_13 == ((signed long int) ((last_1_var_1_13 + var_1_6) + (var_1_11 - var_1_23)))) : 1) : 1)) && (((var_1_12 + var_1_23) < ((var_1_11 >> var_1_6) * var_1_12)) ? (var_1_14 == ((double) var_1_15)) : (var_1_14 == ((double) var_1_15))) [L129-L130] return (((((((last_1_var_1_21 ? (var_1_1 == ((unsigned char) ((! var_1_3) || var_1_4))) : (var_1_1 == ((unsigned char) (var_1_3 && var_1_5)))) && ((last_1_var_1_12 >= last_1_var_1_12) ? (((var_1_9 - 1.00000000000025E12) >= last_1_var_1_14) ? (var_1_6 == ((unsigned short int) 200)) : (var_1_6 == ((unsigned short int) var_1_11))) : (var_1_6 == ((unsigned short int) var_1_11)))) && ((var_1_11 > var_1_6) ? (var_1_12 == ((signed short int) 32)) : 1)) && ((var_1_6 == var_1_12) ? ((! var_1_3) ? (var_1_13 == ((signed long int) ((last_1_var_1_13 + var_1_6) + (var_1_11 - var_1_23)))) : 1) : 1)) && (((var_1_12 + var_1_23) < ((var_1_11 >> var_1_6) * var_1_12)) ? (var_1_14 == ((double) var_1_15)) : (var_1_14 == ((double) var_1_15)))) && (var_1_16 == ((float) (((((var_1_17 + var_1_18) + ((((var_1_19) < (var_1_20)) ? (var_1_19) : (var_1_20)))) < 0 ) ? -((var_1_17 + var_1_18) + ((((var_1_19) < (var_1_20)) ? (var_1_19) : (var_1_20)))) : ((var_1_17 + var_1_18) + ((((var_1_19) < (var_1_20)) ? (var_1_19) : (var_1_20))))))))) && ((var_1_11 == var_1_6) ? (var_1_21 == ((unsigned char) ((var_1_5 || var_1_3) && (var_1_1 || var_1_22)))) : 1)) && ((var_1_18 > var_1_9) ? (var_1_23 == ((signed short int) (((((var_1_24 - var_1_25)) > (last_1_var_1_13)) ? ((var_1_24 - var_1_25)) : (last_1_var_1_13))))) : (var_1_23 == ((signed short int) (last_1_var_1_13 + 1)))) ; [L139] RET, EXPR property() [L139] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=16322, var_1_12=2, var_1_13=-256, var_1_14=3, var_1_15=3, var_1_16=8, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=7, var_1_21=1, var_1_22=1, var_1_23=32639, var_1_24=32640, var_1_25=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=16322, var_1_9=2] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=2, last_1_var_1_13=-256, last_1_var_1_14=511/4, last_1_var_1_21=0, var_1_11=16322, var_1_12=2, var_1_13=-256, var_1_14=3, var_1_15=3, var_1_16=8, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=7, var_1_21=1, var_1_22=1, var_1_23=32639, var_1_24=32640, var_1_25=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=16322, var_1_9=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 42 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 1, TraceHistogramMax: 20, 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=42occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 77 NumberOfCodeBlocks, 77 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-12 00:56:12,520 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c8bc88-17af-411f-baa8-a63c9bc30308/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c8bc88-17af-411f-baa8-a63c9bc30308/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c8bc88-17af-411f-baa8-a63c9bc30308/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c8bc88-17af-411f-baa8-a63c9bc30308/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c8bc88-17af-411f-baa8-a63c9bc30308/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-35.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c8bc88-17af-411f-baa8-a63c9bc30308/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c8bc88-17af-411f-baa8-a63c9bc30308/bin/utaipan-verify-NcY6lQBIFX --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 99f56435514dfb65050e134544a3df48473421e68ddf59d06d83a7f80b49dbfa --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:56:15,437 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:56:15,563 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c8bc88-17af-411f-baa8-a63c9bc30308/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-12 00:56:15,572 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:56:15,573 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:56:15,627 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:56:15,628 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:56:15,628 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:56:15,629 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:56:15,630 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:56:15,630 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:56:15,631 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:56:15,631 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:56:15,632 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:56:15,632 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:56:15,633 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:56:15,634 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:56:15,634 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:56:15,635 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:56:15,635 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:56:15,636 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:56:15,636 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:56:15,637 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:56:15,637 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:56:15,638 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:56:15,638 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:56:15,639 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:56:15,639 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:56:15,640 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:56:15,640 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:56:15,642 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:56:15,642 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 00:56:15,642 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:56:15,643 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:56:15,643 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:56:15,643 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:56:15,644 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:56:15,644 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:56:15,644 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:56:15,645 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:56:15,646 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:56:15,646 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:56:15,646 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c8bc88-17af-411f-baa8-a63c9bc30308/bin/utaipan-verify-NcY6lQBIFX/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c8bc88-17af-411f-baa8-a63c9bc30308/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 99f56435514dfb65050e134544a3df48473421e68ddf59d06d83a7f80b49dbfa [2023-11-12 00:56:16,106 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:56:16,129 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:56:16,132 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:56:16,133 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:56:16,134 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:56:16,136 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c8bc88-17af-411f-baa8-a63c9bc30308/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-35.i [2023-11-12 00:56:19,325 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:56:19,648 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:56:19,648 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c8bc88-17af-411f-baa8-a63c9bc30308/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-35.i [2023-11-12 00:56:19,668 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c8bc88-17af-411f-baa8-a63c9bc30308/bin/utaipan-verify-NcY6lQBIFX/data/ccde640b3/4235a141a8e140d6b46af8d205a44e2d/FLAG547e31651 [2023-11-12 00:56:19,690 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c8bc88-17af-411f-baa8-a63c9bc30308/bin/utaipan-verify-NcY6lQBIFX/data/ccde640b3/4235a141a8e140d6b46af8d205a44e2d [2023-11-12 00:56:19,697 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:56:19,700 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:56:19,702 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:56:19,702 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:56:19,708 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:56:19,709 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:56:19" (1/1) ... [2023-11-12 00:56:19,711 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6961d396 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:19, skipping insertion in model container [2023-11-12 00:56:19,711 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:56:19" (1/1) ... [2023-11-12 00:56:19,761 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:56:19,958 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c8bc88-17af-411f-baa8-a63c9bc30308/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-35.i[919,932] [2023-11-12 00:56:20,059 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:56:20,079 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:56:20,098 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c8bc88-17af-411f-baa8-a63c9bc30308/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-35.i[919,932] [2023-11-12 00:56:20,155 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:56:20,181 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:56:20,181 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:20 WrapperNode [2023-11-12 00:56:20,181 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:56:20,183 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:56:20,183 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:56:20,183 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:56:20,191 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:20" (1/1) ... [2023-11-12 00:56:20,217 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:20" (1/1) ... [2023-11-12 00:56:20,292 INFO L138 Inliner]: procedures = 27, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 144 [2023-11-12 00:56:20,293 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:56:20,294 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:56:20,294 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:56:20,294 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:56:20,323 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:20" (1/1) ... [2023-11-12 00:56:20,323 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:20" (1/1) ... [2023-11-12 00:56:20,361 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:20" (1/1) ... [2023-11-12 00:56:20,361 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:20" (1/1) ... [2023-11-12 00:56:20,382 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:20" (1/1) ... [2023-11-12 00:56:20,386 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:20" (1/1) ... [2023-11-12 00:56:20,389 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:20" (1/1) ... [2023-11-12 00:56:20,415 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:20" (1/1) ... [2023-11-12 00:56:20,420 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:56:20,436 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:56:20,436 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:56:20,437 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:56:20,447 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:20" (1/1) ... [2023-11-12 00:56:20,464 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:56:20,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c8bc88-17af-411f-baa8-a63c9bc30308/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:56:20,500 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c8bc88-17af-411f-baa8-a63c9bc30308/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:56:20,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c8bc88-17af-411f-baa8-a63c9bc30308/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:56:20,531 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:56:20,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:56:20,531 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:56:20,531 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:56:20,533 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:56:20,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:56:20,623 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:56:20,625 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:56:23,761 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:56:23,769 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:56:23,770 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:56:23,772 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:56:23 BoogieIcfgContainer [2023-11-12 00:56:23,772 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:56:23,775 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:56:23,775 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:56:23,779 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:56:23,779 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:56:19" (1/3) ... [2023-11-12 00:56:23,780 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17b0aaf0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:56:23, skipping insertion in model container [2023-11-12 00:56:23,780 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:20" (2/3) ... [2023-11-12 00:56:23,781 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17b0aaf0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:56:23, skipping insertion in model container [2023-11-12 00:56:23,781 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:56:23" (3/3) ... [2023-11-12 00:56:23,782 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_dependencies_file-35.i [2023-11-12 00:56:23,798 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:56:23,798 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:56:23,850 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:56:23,858 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@144b7f2f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:56:23,858 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:56:23,863 INFO L276 IsEmpty]: Start isEmpty. Operand has 62 states, 39 states have (on average 1.358974358974359) internal successors, (53), 40 states have internal predecessors, (53), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2023-11-12 00:56:23,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-11-12 00:56:23,881 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:56:23,883 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:56:23,884 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:56:23,889 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:56:23,890 INFO L85 PathProgramCache]: Analyzing trace with hash 552370106, now seen corresponding path program 1 times [2023-11-12 00:56:23,906 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:56:23,907 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1937402817] [2023-11-12 00:56:23,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:56:23,908 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 00:56:23,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c8bc88-17af-411f-baa8-a63c9bc30308/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:56:23,916 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c8bc88-17af-411f-baa8-a63c9bc30308/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-12 00:56:23,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c8bc88-17af-411f-baa8-a63c9bc30308/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-12 00:56:24,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:56:24,419 INFO L262 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 00:56:24,431 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:56:24,479 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 278 proven. 0 refuted. 0 times theorem prover too weak. 482 trivial. 0 not checked. [2023-11-12 00:56:24,480 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:56:24,481 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:56:24,481 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1937402817] [2023-11-12 00:56:24,482 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1937402817] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:56:24,482 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:56:24,482 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 00:56:24,484 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [550589298] [2023-11-12 00:56:24,485 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:56:24,490 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-12 00:56:24,490 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:56:24,522 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-12 00:56:24,523 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 00:56:24,526 INFO L87 Difference]: Start difference. First operand has 62 states, 39 states have (on average 1.358974358974359) internal successors, (53), 40 states have internal predecessors, (53), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) Second operand has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2023-11-12 00:56:24,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:56:24,569 INFO L93 Difference]: Finished difference Result 117 states and 200 transitions. [2023-11-12 00:56:24,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-12 00:56:24,571 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 130 [2023-11-12 00:56:24,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:56:24,580 INFO L225 Difference]: With dead ends: 117 [2023-11-12 00:56:24,580 INFO L226 Difference]: Without dead ends: 58 [2023-11-12 00:56:24,584 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 129 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 00:56:24,588 INFO L413 NwaCegarLoop]: 85 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, 85 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-12 00:56:24,589 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 85 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 00:56:24,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2023-11-12 00:56:24,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 58. [2023-11-12 00:56:24,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58 states, 36 states have (on average 1.25) internal successors, (45), 36 states have internal predecessors, (45), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2023-11-12 00:56:24,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 85 transitions. [2023-11-12 00:56:24,659 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 85 transitions. Word has length 130 [2023-11-12 00:56:24,660 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:56:24,660 INFO L495 AbstractCegarLoop]: Abstraction has 58 states and 85 transitions. [2023-11-12 00:56:24,662 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2023-11-12 00:56:24,662 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 85 transitions. [2023-11-12 00:56:24,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-11-12 00:56:24,674 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:56:24,674 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:56:24,699 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c8bc88-17af-411f-baa8-a63c9bc30308/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-12 00:56:24,887 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c8bc88-17af-411f-baa8-a63c9bc30308/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 00:56:24,888 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:56:24,889 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:56:24,889 INFO L85 PathProgramCache]: Analyzing trace with hash -1808280681, now seen corresponding path program 1 times [2023-11-12 00:56:24,890 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:56:24,890 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1269146038] [2023-11-12 00:56:24,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:56:24,890 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 00:56:24,890 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c8bc88-17af-411f-baa8-a63c9bc30308/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:56:24,937 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c8bc88-17af-411f-baa8-a63c9bc30308/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-12 00:56:24,971 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c8bc88-17af-411f-baa8-a63c9bc30308/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-12 00:56:25,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:56:25,397 INFO L262 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-12 00:56:25,404 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:56:25,914 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2023-11-12 00:56:25,914 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:56:25,914 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:56:25,914 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1269146038] [2023-11-12 00:56:25,915 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1269146038] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:56:25,915 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:56:25,915 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 00:56:25,915 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1866269982] [2023-11-12 00:56:25,915 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:56:25,917 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-12 00:56:25,917 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:56:25,918 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-12 00:56:25,918 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-12 00:56:25,919 INFO L87 Difference]: Start difference. First operand 58 states and 85 transitions. Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2023-11-12 00:56:27,791 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.63s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:56:29,794 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.87s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:56:29,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:56:29,796 INFO L93 Difference]: Finished difference Result 184 states and 272 transitions. [2023-11-12 00:56:29,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-12 00:56:29,817 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 131 [2023-11-12 00:56:29,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:56:29,821 INFO L225 Difference]: With dead ends: 184 [2023-11-12 00:56:29,821 INFO L226 Difference]: Without dead ends: 129 [2023-11-12 00:56:29,823 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-12 00:56:29,824 INFO L413 NwaCegarLoop]: 91 mSDtfsCounter, 77 mSDsluCounter, 168 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 77 SdHoareTripleChecker+Valid, 259 SdHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2023-11-12 00:56:29,825 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [77 Valid, 259 Invalid, 52 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2023-11-12 00:56:29,827 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2023-11-12 00:56:29,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 111. [2023-11-12 00:56:29,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 111 states, 68 states have (on average 1.25) internal successors, (85), 68 states have internal predecessors, (85), 40 states have call successors, (40), 2 states have call predecessors, (40), 2 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2023-11-12 00:56:29,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 165 transitions. [2023-11-12 00:56:29,873 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 165 transitions. Word has length 131 [2023-11-12 00:56:29,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:56:29,875 INFO L495 AbstractCegarLoop]: Abstraction has 111 states and 165 transitions. [2023-11-12 00:56:29,875 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2023-11-12 00:56:29,876 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 165 transitions. [2023-11-12 00:56:29,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-11-12 00:56:29,878 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:56:29,879 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:56:29,906 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c8bc88-17af-411f-baa8-a63c9bc30308/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-12 00:56:30,092 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c8bc88-17af-411f-baa8-a63c9bc30308/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 00:56:30,093 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:56:30,093 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:56:30,094 INFO L85 PathProgramCache]: Analyzing trace with hash 1899880601, now seen corresponding path program 1 times [2023-11-12 00:56:30,094 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:56:30,095 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1258253346] [2023-11-12 00:56:30,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:56:30,095 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 00:56:30,096 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c8bc88-17af-411f-baa8-a63c9bc30308/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:56:30,098 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c8bc88-17af-411f-baa8-a63c9bc30308/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-12 00:56:30,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c8bc88-17af-411f-baa8-a63c9bc30308/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-12 00:56:30,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:56:30,559 INFO L262 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-12 00:56:30,566 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:56:30,650 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2023-11-12 00:56:30,650 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:56:30,651 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:56:30,651 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1258253346] [2023-11-12 00:56:30,651 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1258253346] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:56:30,652 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:56:30,652 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-12 00:56:30,652 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [307555118] [2023-11-12 00:56:30,652 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:56:30,653 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-12 00:56:30,654 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:56:30,654 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-12 00:56:30,655 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-12 00:56:30,655 INFO L87 Difference]: Start difference. First operand 111 states and 165 transitions. Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2023-11-12 00:56:32,609 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:56:34,387 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.75s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:56:35,803 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:56:36,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:56:36,527 INFO L93 Difference]: Finished difference Result 328 states and 484 transitions. [2023-11-12 00:56:36,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-12 00:56:36,537 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 131 [2023-11-12 00:56:36,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:56:36,543 INFO L225 Difference]: With dead ends: 328 [2023-11-12 00:56:36,543 INFO L226 Difference]: Without dead ends: 273 [2023-11-12 00:56:36,545 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-12 00:56:36,546 INFO L413 NwaCegarLoop]: 139 mSDtfsCounter, 134 mSDsluCounter, 101 mSDsCounter, 0 mSdLazyCounter, 75 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 134 SdHoareTripleChecker+Valid, 240 SdHoareTripleChecker+Invalid, 89 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 75 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.8s IncrementalHoareTripleChecker+Time [2023-11-12 00:56:36,547 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [134 Valid, 240 Invalid, 89 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 75 Invalid, 0 Unknown, 0 Unchecked, 5.8s Time] [2023-11-12 00:56:36,549 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 273 states. [2023-11-12 00:56:36,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 273 to 163. [2023-11-12 00:56:36,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 163 states, 104 states have (on average 1.2596153846153846) internal successors, (131), 106 states have internal predecessors, (131), 54 states have call successors, (54), 4 states have call predecessors, (54), 4 states have return successors, (54), 52 states have call predecessors, (54), 54 states have call successors, (54) [2023-11-12 00:56:36,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 239 transitions. [2023-11-12 00:56:36,601 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 239 transitions. Word has length 131 [2023-11-12 00:56:36,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:56:36,602 INFO L495 AbstractCegarLoop]: Abstraction has 163 states and 239 transitions. [2023-11-12 00:56:36,602 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2023-11-12 00:56:36,602 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 239 transitions. [2023-11-12 00:56:36,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-11-12 00:56:36,604 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:56:36,605 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:56:36,628 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c8bc88-17af-411f-baa8-a63c9bc30308/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-12 00:56:36,824 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c8bc88-17af-411f-baa8-a63c9bc30308/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 00:56:36,824 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:56:36,825 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:56:36,825 INFO L85 PathProgramCache]: Analyzing trace with hash 1957138903, now seen corresponding path program 1 times [2023-11-12 00:56:36,826 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:56:36,826 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [829938250] [2023-11-12 00:56:36,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:56:36,826 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 00:56:36,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c8bc88-17af-411f-baa8-a63c9bc30308/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:56:36,828 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c8bc88-17af-411f-baa8-a63c9bc30308/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-12 00:56:36,833 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c8bc88-17af-411f-baa8-a63c9bc30308/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-12 00:56:37,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:56:37,457 INFO L262 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 35 conjunts are in the unsatisfiable core [2023-11-12 00:56:37,469 INFO L285 TraceCheckSpWp]: Computing forward predicates...