./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-88.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d90ab69c-3923-456b-ad26-973cc8ab82d3/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d90ab69c-3923-456b-ad26-973cc8ab82d3/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_d90ab69c-3923-456b-ad26-973cc8ab82d3/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d90ab69c-3923-456b-ad26-973cc8ab82d3/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-88.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d90ab69c-3923-456b-ad26-973cc8ab82d3/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_d90ab69c-3923-456b-ad26-973cc8ab82d3/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 7a94438cde4f2b77ff462971d0eccab102016c89632333d771f07852ad7ba7f7 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:45:34,863 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:45:34,974 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d90ab69c-3923-456b-ad26-973cc8ab82d3/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-12 00:45:34,979 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:45:34,980 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:45:35,008 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:45:35,009 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:45:35,010 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:45:35,011 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:45:35,011 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:45:35,012 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:45:35,013 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:45:35,013 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:45:35,014 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:45:35,015 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:45:35,015 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:45:35,016 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:45:35,017 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:45:35,017 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:45:35,018 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:45:35,019 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:45:35,020 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:45:35,020 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:45:35,030 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:45:35,030 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:45:35,031 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:45:35,031 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:45:35,032 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:45:35,032 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:45:35,033 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:45:35,034 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:45:35,035 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:45:35,036 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:45:35,036 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:45:35,036 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:45:35,037 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:45:35,037 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:45:35,037 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:45:35,037 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:45:35,038 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:45:35,038 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:45:35,039 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:45:35,039 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:45:35,039 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:45:35,040 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:45:35,040 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_d90ab69c-3923-456b-ad26-973cc8ab82d3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d90ab69c-3923-456b-ad26-973cc8ab82d3/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7a94438cde4f2b77ff462971d0eccab102016c89632333d771f07852ad7ba7f7 [2023-11-12 00:45:35,392 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:45:35,429 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:45:35,432 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:45:35,434 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:45:35,435 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:45:35,438 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d90ab69c-3923-456b-ad26-973cc8ab82d3/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-88.i [2023-11-12 00:45:38,756 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:45:39,000 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:45:39,001 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d90ab69c-3923-456b-ad26-973cc8ab82d3/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-88.i [2023-11-12 00:45:39,015 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d90ab69c-3923-456b-ad26-973cc8ab82d3/bin/utaipan-verify-NcY6lQBIFX/data/68c1686c3/940b2be97b5743e790c5ff75e8031637/FLAGf94524dbd [2023-11-12 00:45:39,030 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d90ab69c-3923-456b-ad26-973cc8ab82d3/bin/utaipan-verify-NcY6lQBIFX/data/68c1686c3/940b2be97b5743e790c5ff75e8031637 [2023-11-12 00:45:39,033 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:45:39,035 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:45:39,036 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:45:39,037 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:45:39,044 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:45:39,045 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:45:39" (1/1) ... [2023-11-12 00:45:39,046 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f469708 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:45:39, skipping insertion in model container [2023-11-12 00:45:39,047 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:45:39" (1/1) ... [2023-11-12 00:45:39,108 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:45:39,295 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_d90ab69c-3923-456b-ad26-973cc8ab82d3/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-88.i[916,929] [2023-11-12 00:45:39,388 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:45:39,404 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:45:39,418 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_d90ab69c-3923-456b-ad26-973cc8ab82d3/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-88.i[916,929] [2023-11-12 00:45:39,499 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:45:39,529 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:45:39,530 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:45:39 WrapperNode [2023-11-12 00:45:39,530 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:45:39,531 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:45:39,532 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:45:39,532 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:45:39,540 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:45:39" (1/1) ... [2023-11-12 00:45:39,568 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:45:39" (1/1) ... [2023-11-12 00:45:39,646 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 269 [2023-11-12 00:45:39,646 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:45:39,647 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:45:39,647 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:45:39,647 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:45:39,658 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:45:39" (1/1) ... [2023-11-12 00:45:39,658 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:45:39" (1/1) ... [2023-11-12 00:45:39,664 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:45:39" (1/1) ... [2023-11-12 00:45:39,665 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:45:39" (1/1) ... [2023-11-12 00:45:39,685 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:45:39" (1/1) ... [2023-11-12 00:45:39,690 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:45:39" (1/1) ... [2023-11-12 00:45:39,694 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:45:39" (1/1) ... [2023-11-12 00:45:39,697 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:45:39" (1/1) ... [2023-11-12 00:45:39,705 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:45:39,706 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:45:39,706 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:45:39,706 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:45:39,707 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:45:39" (1/1) ... [2023-11-12 00:45:39,724 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:45:39,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d90ab69c-3923-456b-ad26-973cc8ab82d3/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:45:39,809 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d90ab69c-3923-456b-ad26-973cc8ab82d3/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:45:39,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d90ab69c-3923-456b-ad26-973cc8ab82d3/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:45:39,867 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:45:39,867 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:45:39,867 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:45:39,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:45:39,868 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:45:39,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:45:40,069 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:45:40,071 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:45:40,799 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:45:41,564 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:45:41,564 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:45:41,567 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:45:41 BoogieIcfgContainer [2023-11-12 00:45:41,567 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:45:41,572 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:45:41,572 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:45:41,575 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:45:41,575 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:45:39" (1/3) ... [2023-11-12 00:45:41,577 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a624291 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:45:41, skipping insertion in model container [2023-11-12 00:45:41,577 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:45:39" (2/3) ... [2023-11-12 00:45:41,580 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a624291 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:45:41, skipping insertion in model container [2023-11-12 00:45:41,580 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:45:41" (3/3) ... [2023-11-12 00:45:41,581 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-88.i [2023-11-12 00:45:41,603 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:45:41,603 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:45:41,666 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:45:41,673 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;@39320e48, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:45:41,673 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:45:41,679 INFO L276 IsEmpty]: Start isEmpty. Operand has 53 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 23 states have internal predecessors, (25), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-12 00:45:41,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2023-11-12 00:45:41,699 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:45:41,700 INFO L195 NwaCegarLoop]: trace histogram [28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:45:41,701 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:45:41,706 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:45:41,706 INFO L85 PathProgramCache]: Analyzing trace with hash -1794305910, now seen corresponding path program 1 times [2023-11-12 00:45:41,717 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:45:41,717 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2093867551] [2023-11-12 00:45:41,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:45:41,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:45:41,997 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 00:45:41,998 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1210657727] [2023-11-12 00:45:41,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:45:41,998 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:45:41,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d90ab69c-3923-456b-ad26-973cc8ab82d3/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:45:42,002 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d90ab69c-3923-456b-ad26-973cc8ab82d3/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 00:45:42,027 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d90ab69c-3923-456b-ad26-973cc8ab82d3/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-12 00:45:42,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:45:42,530 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 00:45:42,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:45:43,049 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-12 00:45:43,051 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-12 00:45:43,053 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-12 00:45:43,069 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d90ab69c-3923-456b-ad26-973cc8ab82d3/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-12 00:45:43,264 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d90ab69c-3923-456b-ad26-973cc8ab82d3/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:45:43,268 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-12 00:45:43,272 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 00:45:43,417 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 12:45:43 BoogieIcfgContainer [2023-11-12 00:45:43,417 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 00:45:43,418 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:45:43,418 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:45:43,418 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:45:43,419 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:45:41" (3/4) ... [2023-11-12 00:45:43,422 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 00:45:43,423 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:45:43,425 INFO L158 Benchmark]: Toolchain (without parser) took 4389.72ms. Allocated memory was 119.5MB in the beginning and 151.0MB in the end (delta: 31.5MB). Free memory was 75.6MB in the beginning and 91.2MB in the end (delta: -15.6MB). Peak memory consumption was 19.0MB. Max. memory is 16.1GB. [2023-11-12 00:45:43,426 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 119.5MB. Free memory is still 89.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:45:43,426 INFO L158 Benchmark]: CACSL2BoogieTranslator took 494.19ms. Allocated memory is still 119.5MB. Free memory was 75.2MB in the beginning and 59.0MB in the end (delta: 16.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-12 00:45:43,427 INFO L158 Benchmark]: Boogie Procedure Inliner took 115.02ms. Allocated memory is still 119.5MB. Free memory was 59.0MB in the beginning and 53.9MB in the end (delta: 5.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-12 00:45:43,428 INFO L158 Benchmark]: Boogie Preprocessor took 58.04ms. Allocated memory is still 119.5MB. Free memory was 53.9MB in the beginning and 51.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:45:43,429 INFO L158 Benchmark]: RCFGBuilder took 1861.63ms. Allocated memory was 119.5MB in the beginning and 151.0MB in the end (delta: 31.5MB). Free memory was 51.3MB in the beginning and 89.0MB in the end (delta: -37.6MB). Peak memory consumption was 29.6MB. Max. memory is 16.1GB. [2023-11-12 00:45:43,430 INFO L158 Benchmark]: TraceAbstraction took 1845.28ms. Allocated memory is still 151.0MB. Free memory was 89.0MB in the beginning and 92.2MB in the end (delta: -3.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:45:43,431 INFO L158 Benchmark]: Witness Printer took 5.88ms. Allocated memory is still 151.0MB. Free memory was 92.2MB in the beginning and 91.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:45:43,435 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 119.5MB. Free memory is still 89.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 494.19ms. Allocated memory is still 119.5MB. Free memory was 75.2MB in the beginning and 59.0MB in the end (delta: 16.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 115.02ms. Allocated memory is still 119.5MB. Free memory was 59.0MB in the beginning and 53.9MB in the end (delta: 5.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.04ms. Allocated memory is still 119.5MB. Free memory was 53.9MB in the beginning and 51.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1861.63ms. Allocated memory was 119.5MB in the beginning and 151.0MB in the end (delta: 31.5MB). Free memory was 51.3MB in the beginning and 89.0MB in the end (delta: -37.6MB). Peak memory consumption was 29.6MB. Max. memory is 16.1GB. * TraceAbstraction took 1845.28ms. Allocated memory is still 151.0MB. Free memory was 89.0MB in the beginning and 92.2MB in the end (delta: -3.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.88ms. Allocated memory is still 151.0MB. Free memory was 92.2MB in the beginning and 91.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. 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 62, overapproximation of shiftLeft at line 131, overapproximation of shiftRight at line 135, overapproximation of bitwiseAnd at line 94, overapproximation of someBinaryDOUBLEComparisonOperation at line 204, overapproximation of someBinaryArithmeticFLOAToperation at line 97. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = 128; [L23] float var_1_9 = 7.375; [L24] float var_1_11 = 0.6; [L25] float var_1_12 = 255.6; [L26] unsigned char var_1_13 = 0; [L27] float var_1_14 = 5.875; [L28] signed long int var_1_15 = -128; [L29] unsigned long int var_1_16 = 8; [L30] unsigned long int var_1_18 = 1477246099; [L31] unsigned long int var_1_19 = 1364989049; [L32] unsigned char var_1_20 = 128; [L33] unsigned char var_1_21 = 1; [L34] float var_1_22 = 10000000.4; [L35] float var_1_24 = 100.875; [L36] signed short int var_1_25 = -4; [L37] unsigned char var_1_26 = 32; [L38] signed char var_1_27 = 16; [L39] signed char var_1_28 = -64; [L40] signed char var_1_29 = 2; [L41] signed char var_1_30 = -2; [L42] unsigned short int var_1_31 = 8; [L43] unsigned short int var_1_32 = 25791; [L44] float var_1_34 = 25.3; [L45] float var_1_35 = 4.5; [L46] unsigned char var_1_36 = 0; [L47] unsigned char var_1_37 = 0; [L48] unsigned char var_1_38 = 0; [L49] double var_1_39 = 256.5; [L50] signed short int last_1_var_1_1 = 128; [L51] float last_1_var_1_9 = 7.375; [L52] signed long int last_1_var_1_15 = -128; [L53] unsigned long int last_1_var_1_16 = 8; [L54] unsigned char last_1_var_1_20 = 128; [L55] signed short int last_1_var_1_25 = -4; [L56] signed char last_1_var_1_27 = 16; [L57] unsigned char last_1_var_1_36 = 0; [L208] isInitial = 1 [L209] FCALL initially() [L210] COND TRUE 1 [L211] CALL updateLastVariables() [L194] last_1_var_1_1 = var_1_1 [L195] last_1_var_1_9 = var_1_9 [L196] last_1_var_1_15 = var_1_15 [L197] last_1_var_1_16 = var_1_16 [L198] last_1_var_1_20 = var_1_20 [L199] last_1_var_1_25 = var_1_25 [L200] last_1_var_1_27 = var_1_27 [L201] last_1_var_1_36 = var_1_36 [L211] RET updateLastVariables() [L212] CALL updateVariables() [L148] var_1_11 = __VERIFIER_nondet_float() [L149] CALL assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854776000e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=1278/5, var_1_13=0, var_1_14=47/8, var_1_15=-128, var_1_16=8, var_1_18=1477246099, var_1_19=1364989049, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854776000e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=1278/5, var_1_13=0, var_1_14=47/8, var_1_15=-128, var_1_16=8, var_1_18=1477246099, var_1_19=1364989049, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L150] var_1_12 = __VERIFIER_nondet_float() [L151] CALL assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854776000e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=0, var_1_14=47/8, var_1_15=-128, var_1_16=8, var_1_18=1477246099, var_1_19=1364989049, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854776000e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=0, var_1_14=47/8, var_1_15=-128, var_1_16=8, var_1_18=1477246099, var_1_19=1364989049, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L152] var_1_13 = __VERIFIER_nondet_uchar() [L153] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=47/8, var_1_15=-128, var_1_16=8, var_1_18=1477246099, var_1_19=1364989049, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=47/8, var_1_15=-128, var_1_16=8, var_1_18=1477246099, var_1_19=1364989049, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L154] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=47/8, var_1_15=-128, var_1_16=8, var_1_18=1477246099, var_1_19=1364989049, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=47/8, var_1_15=-128, var_1_16=8, var_1_18=1477246099, var_1_19=1364989049, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L155] var_1_14 = __VERIFIER_nondet_float() [L156] CALL assume_abort_if_not((var_1_14 >= -922337.2036854765600e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=1477246099, var_1_19=1364989049, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not((var_1_14 >= -922337.2036854765600e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=1477246099, var_1_19=1364989049, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L157] var_1_18 = __VERIFIER_nondet_ulong() [L158] CALL assume_abort_if_not(var_1_18 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=1364989049, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_18 >= 1073741823) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=1364989049, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L159] CALL assume_abort_if_not(var_1_18 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=1364989049, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_18 <= 2147483647) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=1364989049, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L160] var_1_19 = __VERIFIER_nondet_ulong() [L161] CALL assume_abort_if_not(var_1_19 >= 1073741824) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_19 >= 1073741824) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L162] CALL assume_abort_if_not(var_1_19 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_19 <= 2147483647) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L163] var_1_21 = __VERIFIER_nondet_uchar() [L164] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=6, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=6, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L165] CALL assume_abort_if_not(var_1_21 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=6, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_21 <= 254) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=6, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L166] var_1_24 = __VERIFIER_nondet_float() [L167] CALL assume_abort_if_not((var_1_24 >= -922337.2036854765600e+13F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 9223372.036854765600e+12F && var_1_24 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=6, var_1_22=50000002/5, var_1_24=4, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not((var_1_24 >= -922337.2036854765600e+13F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 9223372.036854765600e+12F && var_1_24 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=6, var_1_22=50000002/5, var_1_24=4, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L168] var_1_26 = __VERIFIER_nondet_uchar() [L169] CALL assume_abort_if_not(var_1_26 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=6, var_1_22=50000002/5, var_1_24=4, var_1_25=-4, var_1_26=17, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_26 >= 0) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=6, var_1_22=50000002/5, var_1_24=4, var_1_25=-4, var_1_26=17, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L170] CALL assume_abort_if_not(var_1_26 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=6, var_1_22=50000002/5, var_1_24=4, var_1_25=-4, var_1_26=17, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_26 <= 255) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=6, var_1_22=50000002/5, var_1_24=4, var_1_25=-4, var_1_26=17, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L171] CALL assume_abort_if_not(var_1_26 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=6, var_1_22=50000002/5, var_1_24=4, var_1_25=-4, var_1_26=17, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_26 != 0) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=6, var_1_22=50000002/5, var_1_24=4, var_1_25=-4, var_1_26=17, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L172] var_1_28 = __VERIFIER_nondet_char() [L173] CALL assume_abort_if_not(var_1_28 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=6, var_1_22=50000002/5, var_1_24=4, var_1_25=-4, var_1_26=17, var_1_27=16, var_1_28=3, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_28 >= -127) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=6, var_1_22=50000002/5, var_1_24=4, var_1_25=-4, var_1_26=17, var_1_27=16, var_1_28=3, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L174] CALL assume_abort_if_not(var_1_28 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=6, var_1_22=50000002/5, var_1_24=4, var_1_25=-4, var_1_26=17, var_1_27=16, var_1_28=3, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_28 <= 126) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=6, var_1_22=50000002/5, var_1_24=4, var_1_25=-4, var_1_26=17, var_1_27=16, var_1_28=3, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L175] var_1_29 = __VERIFIER_nondet_char() [L176] CALL assume_abort_if_not(var_1_29 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=6, var_1_22=50000002/5, var_1_24=4, var_1_25=-4, var_1_26=17, var_1_27=16, var_1_28=3, var_1_29=1, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_29 >= 0) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=6, var_1_22=50000002/5, var_1_24=4, var_1_25=-4, var_1_26=17, var_1_27=16, var_1_28=3, var_1_29=1, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L177] CALL assume_abort_if_not(var_1_29 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=6, var_1_22=50000002/5, var_1_24=4, var_1_25=-4, var_1_26=17, var_1_27=16, var_1_28=3, var_1_29=1, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_29 <= 126) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=6, var_1_22=50000002/5, var_1_24=4, var_1_25=-4, var_1_26=17, var_1_27=16, var_1_28=3, var_1_29=1, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L178] var_1_30 = __VERIFIER_nondet_char() [L179] CALL assume_abort_if_not(var_1_30 >= -126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=6, var_1_22=50000002/5, var_1_24=4, var_1_25=-4, var_1_26=17, var_1_27=16, var_1_28=3, var_1_29=1, var_1_30=126, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_30 >= -126) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=6, var_1_22=50000002/5, var_1_24=4, var_1_25=-4, var_1_26=17, var_1_27=16, var_1_28=3, var_1_29=1, var_1_30=126, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L180] CALL assume_abort_if_not(var_1_30 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=6, var_1_22=50000002/5, var_1_24=4, var_1_25=-4, var_1_26=17, var_1_27=16, var_1_28=3, var_1_29=1, var_1_30=126, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_30 <= 126) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=6, var_1_22=50000002/5, var_1_24=4, var_1_25=-4, var_1_26=17, var_1_27=16, var_1_28=3, var_1_29=1, var_1_30=126, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L181] var_1_32 = __VERIFIER_nondet_ushort() [L182] CALL assume_abort_if_not(var_1_32 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=6, var_1_22=50000002/5, var_1_24=4, var_1_25=-4, var_1_26=17, var_1_27=16, var_1_28=3, var_1_29=1, var_1_30=126, var_1_31=8, var_1_32=16383, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_32 >= 16383) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=6, var_1_22=50000002/5, var_1_24=4, var_1_25=-4, var_1_26=17, var_1_27=16, var_1_28=3, var_1_29=1, var_1_30=126, var_1_31=8, var_1_32=16383, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L183] CALL assume_abort_if_not(var_1_32 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=6, var_1_22=50000002/5, var_1_24=4, var_1_25=-4, var_1_26=17, var_1_27=16, var_1_28=3, var_1_29=1, var_1_30=126, var_1_31=8, var_1_32=16383, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_32 <= 32767) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=6, var_1_22=50000002/5, var_1_24=4, var_1_25=-4, var_1_26=17, var_1_27=16, var_1_28=3, var_1_29=1, var_1_30=126, var_1_31=8, var_1_32=16383, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L184] var_1_35 = __VERIFIER_nondet_float() [L185] CALL assume_abort_if_not((var_1_35 >= 0.0F && var_1_35 <= -1.0e-20F) || (var_1_35 <= 9223372.036854765600e+12F && var_1_35 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=6, var_1_22=50000002/5, var_1_24=4, var_1_25=-4, var_1_26=17, var_1_27=16, var_1_28=3, var_1_29=1, var_1_30=126, var_1_31=8, var_1_32=16383, var_1_34=253/10, var_1_35=5, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not((var_1_35 >= 0.0F && var_1_35 <= -1.0e-20F) || (var_1_35 <= 9223372.036854765600e+12F && var_1_35 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=6, var_1_22=50000002/5, var_1_24=4, var_1_25=-4, var_1_26=17, var_1_27=16, var_1_28=3, var_1_29=1, var_1_30=126, var_1_31=8, var_1_32=16383, var_1_34=253/10, var_1_35=5, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L186] var_1_37 = __VERIFIER_nondet_uchar() [L187] CALL assume_abort_if_not(var_1_37 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=6, var_1_22=50000002/5, var_1_24=4, var_1_25=-4, var_1_26=17, var_1_27=16, var_1_28=3, var_1_29=1, var_1_30=126, var_1_31=8, var_1_32=16383, var_1_34=253/10, var_1_35=5, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not(var_1_37 >= 0) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=6, var_1_22=50000002/5, var_1_24=4, var_1_25=-4, var_1_26=17, var_1_27=16, var_1_28=3, var_1_29=1, var_1_30=126, var_1_31=8, var_1_32=16383, var_1_34=253/10, var_1_35=5, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L188] CALL assume_abort_if_not(var_1_37 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=6, var_1_22=50000002/5, var_1_24=4, var_1_25=-4, var_1_26=17, var_1_27=16, var_1_28=3, var_1_29=1, var_1_30=126, var_1_31=8, var_1_32=16383, var_1_34=253/10, var_1_35=5, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not(var_1_37 <= 0) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=6, var_1_22=50000002/5, var_1_24=4, var_1_25=-4, var_1_26=17, var_1_27=16, var_1_28=3, var_1_29=1, var_1_30=126, var_1_31=8, var_1_32=16383, var_1_34=253/10, var_1_35=5, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L189] var_1_38 = __VERIFIER_nondet_uchar() [L190] CALL assume_abort_if_not(var_1_38 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=6, var_1_22=50000002/5, var_1_24=4, var_1_25=-4, var_1_26=17, var_1_27=16, var_1_28=3, var_1_29=1, var_1_30=126, var_1_31=8, var_1_32=16383, var_1_34=253/10, var_1_35=5, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L190] RET assume_abort_if_not(var_1_38 >= 0) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=6, var_1_22=50000002/5, var_1_24=4, var_1_25=-4, var_1_26=17, var_1_27=16, var_1_28=3, var_1_29=1, var_1_30=126, var_1_31=8, var_1_32=16383, var_1_34=253/10, var_1_35=5, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L191] CALL assume_abort_if_not(var_1_38 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=6, var_1_22=50000002/5, var_1_24=4, var_1_25=-4, var_1_26=17, var_1_27=16, var_1_28=3, var_1_29=1, var_1_30=126, var_1_31=8, var_1_32=16383, var_1_34=253/10, var_1_35=5, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not(var_1_38 <= 0) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=6, var_1_22=50000002/5, var_1_24=4, var_1_25=-4, var_1_26=17, var_1_27=16, var_1_28=3, var_1_29=1, var_1_30=126, var_1_31=8, var_1_32=16383, var_1_34=253/10, var_1_35=5, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L212] RET updateVariables() [L213] CALL step() [L61] unsigned char stepLocal_6 = var_1_21; [L62] COND TRUE var_1_24 <= ((((last_1_var_1_9) > (var_1_14)) ? (last_1_var_1_9) : (var_1_14))) [L63] COND TRUE stepLocal_6 != ((last_1_var_1_20 + last_1_var_1_27) / var_1_26) [L64] var_1_25 = last_1_var_1_20 [L71] signed long int stepLocal_2 = last_1_var_1_27; [L72] COND FALSE !((last_1_var_1_25 + last_1_var_1_20) == stepLocal_2) [L75] var_1_16 = last_1_var_1_20 [L77] signed long int stepLocal_7 = last_1_var_1_15 - var_1_21; [L78] COND TRUE ! last_1_var_1_36 [L79] COND TRUE last_1_var_1_1 >= stepLocal_7 [L80] var_1_27 = var_1_28 [L87] unsigned char stepLocal_3 = var_1_12 >= var_1_14; [L88] COND FALSE !(var_1_12 <= (31.8f / 127.5f)) [L93] unsigned long int stepLocal_8 = 64u / var_1_18; [L94] EXPR var_1_21 & var_1_20 [L94] COND TRUE ((var_1_26 + var_1_29) * (var_1_21 & var_1_20)) >= stepLocal_8 [L95] var_1_31 = (var_1_21 + (var_1_32 - var_1_20)) [L97] var_1_34 = (var_1_35 - 10.6f) [L98] var_1_39 = var_1_35 [L99] signed short int stepLocal_10 = var_1_25; [L100] unsigned long int stepLocal_9 = var_1_16; [L101] COND TRUE 8 <= stepLocal_9 [L102] COND TRUE var_1_19 > stepLocal_10 [L103] var_1_36 = (var_1_37 || (var_1_13 && var_1_38)) [L108] signed long int stepLocal_1 = -2; [L109] COND FALSE !(\read(var_1_36)) [L124] unsigned short int stepLocal_0 = var_1_31; [L125] COND TRUE stepLocal_0 >= ((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20))) [L126] var_1_1 = ((((((var_1_27 + var_1_27) + var_1_27)) > (var_1_27)) ? (((var_1_27 + var_1_27) + var_1_27)) : (var_1_27))) [L130] COND FALSE !(var_1_20 >= ((((var_1_31) > (-64)) ? (var_1_31) : (-64)))) [L135] EXPR ((((var_1_31) > (var_1_31)) ? (var_1_31) : (var_1_31))) >> var_1_27 [L135] signed long int stepLocal_5 = ((((var_1_31) > (var_1_31)) ? (var_1_31) : (var_1_31))) >> var_1_27; [L136] signed long int stepLocal_4 = (var_1_1 - var_1_21) * var_1_27; [L137] COND TRUE stepLocal_4 <= ((var_1_1 + 25) - (var_1_18 - var_1_20)) [L138] COND TRUE stepLocal_5 > var_1_21 [L139] var_1_22 = var_1_24 [L213] RET step() [L214] CALL, EXPR property() [L204] EXPR (((var_1_31 >= ((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) ? (var_1_1 == ((signed short int) ((((((var_1_27 + var_1_27) + var_1_27)) > (var_1_27)) ? (((var_1_27 + var_1_27) + var_1_27)) : (var_1_27))))) : (var_1_1 == ((signed short int) var_1_27))) && (var_1_36 ? ((-2 <= var_1_20) ? (((var_1_34 + 1.2f) == (var_1_11 - var_1_12)) ? (var_1_36 ? (var_1_9 == ((float) var_1_14)) : (var_1_9 == ((float) var_1_14))) : (var_1_9 == ((float) 64.5f))) : (var_1_9 == ((float) var_1_14))) : 1)) && ((var_1_20 >= ((((var_1_31) > (-64)) ? (var_1_31) : (-64)))) ? ((var_1_27 < (var_1_20 << var_1_27)) ? (var_1_15 == ((signed long int) ((((var_1_31) > (var_1_27)) ? (var_1_31) : (var_1_27))))) : 1) : 1) [L204] EXPR (var_1_20 >= ((((var_1_31) > (-64)) ? (var_1_31) : (-64)))) ? ((var_1_27 < (var_1_20 << var_1_27)) ? (var_1_15 == ((signed long int) ((((var_1_31) > (var_1_27)) ? (var_1_31) : (var_1_27))))) : 1) : 1 [L204] EXPR (((var_1_31 >= ((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) ? (var_1_1 == ((signed short int) ((((((var_1_27 + var_1_27) + var_1_27)) > (var_1_27)) ? (((var_1_27 + var_1_27) + var_1_27)) : (var_1_27))))) : (var_1_1 == ((signed short int) var_1_27))) && (var_1_36 ? ((-2 <= var_1_20) ? (((var_1_34 + 1.2f) == (var_1_11 - var_1_12)) ? (var_1_36 ? (var_1_9 == ((float) var_1_14)) : (var_1_9 == ((float) var_1_14))) : (var_1_9 == ((float) 64.5f))) : (var_1_9 == ((float) var_1_14))) : 1)) && ((var_1_20 >= ((((var_1_31) > (-64)) ? (var_1_31) : (-64)))) ? ((var_1_27 < (var_1_20 << var_1_27)) ? (var_1_15 == ((signed long int) ((((var_1_31) > (var_1_27)) ? (var_1_31) : (var_1_27))))) : 1) : 1) [L204] EXPR ((((((var_1_31 >= ((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) ? (var_1_1 == ((signed short int) ((((((var_1_27 + var_1_27) + var_1_27)) > (var_1_27)) ? (((var_1_27 + var_1_27) + var_1_27)) : (var_1_27))))) : (var_1_1 == ((signed short int) var_1_27))) && (var_1_36 ? ((-2 <= var_1_20) ? (((var_1_34 + 1.2f) == (var_1_11 - var_1_12)) ? (var_1_36 ? (var_1_9 == ((float) var_1_14)) : (var_1_9 == ((float) var_1_14))) : (var_1_9 == ((float) 64.5f))) : (var_1_9 == ((float) var_1_14))) : 1)) && ((var_1_20 >= ((((var_1_31) > (-64)) ? (var_1_31) : (-64)))) ? ((var_1_27 < (var_1_20 << var_1_27)) ? (var_1_15 == ((signed long int) ((((var_1_31) > (var_1_27)) ? (var_1_31) : (var_1_27))))) : 1) : 1)) && (((last_1_var_1_25 + last_1_var_1_20) == last_1_var_1_27) ? (var_1_16 == ((unsigned long int) ((var_1_18 + var_1_19) - last_1_var_1_20))) : (var_1_16 == ((unsigned long int) last_1_var_1_20)))) && ((var_1_12 <= (31.8f / 127.5f)) ? (((var_1_12 >= var_1_14) && last_1_var_1_36) ? (var_1_20 == ((unsigned char) var_1_21)) : 1) : 1)) && ((((var_1_1 - var_1_21) * var_1_27) <= ((var_1_1 + 25) - (var_1_18 - var_1_20))) ? (((((((var_1_31) > (var_1_31)) ? (var_1_31) : (var_1_31))) >> var_1_27) > var_1_21) ? (var_1_22 == ((float) var_1_24)) : (var_1_22 == ((float) var_1_24))) : (var_1_22 == ((float) var_1_24))) [L204] EXPR (((var_1_1 - var_1_21) * var_1_27) <= ((var_1_1 + 25) - (var_1_18 - var_1_20))) ? (((((((var_1_31) > (var_1_31)) ? (var_1_31) : (var_1_31))) >> var_1_27) > var_1_21) ? (var_1_22 == ((float) var_1_24)) : (var_1_22 == ((float) var_1_24))) : (var_1_22 == ((float) var_1_24)) [L204] EXPR ((((var_1_31) > (var_1_31)) ? (var_1_31) : (var_1_31))) >> var_1_27 [L204] EXPR (((var_1_1 - var_1_21) * var_1_27) <= ((var_1_1 + 25) - (var_1_18 - var_1_20))) ? (((((((var_1_31) > (var_1_31)) ? (var_1_31) : (var_1_31))) >> var_1_27) > var_1_21) ? (var_1_22 == ((float) var_1_24)) : (var_1_22 == ((float) var_1_24))) : (var_1_22 == ((float) var_1_24)) [L204] EXPR ((((((var_1_31 >= ((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) ? (var_1_1 == ((signed short int) ((((((var_1_27 + var_1_27) + var_1_27)) > (var_1_27)) ? (((var_1_27 + var_1_27) + var_1_27)) : (var_1_27))))) : (var_1_1 == ((signed short int) var_1_27))) && (var_1_36 ? ((-2 <= var_1_20) ? (((var_1_34 + 1.2f) == (var_1_11 - var_1_12)) ? (var_1_36 ? (var_1_9 == ((float) var_1_14)) : (var_1_9 == ((float) var_1_14))) : (var_1_9 == ((float) 64.5f))) : (var_1_9 == ((float) var_1_14))) : 1)) && ((var_1_20 >= ((((var_1_31) > (-64)) ? (var_1_31) : (-64)))) ? ((var_1_27 < (var_1_20 << var_1_27)) ? (var_1_15 == ((signed long int) ((((var_1_31) > (var_1_27)) ? (var_1_31) : (var_1_27))))) : 1) : 1)) && (((last_1_var_1_25 + last_1_var_1_20) == last_1_var_1_27) ? (var_1_16 == ((unsigned long int) ((var_1_18 + var_1_19) - last_1_var_1_20))) : (var_1_16 == ((unsigned long int) last_1_var_1_20)))) && ((var_1_12 <= (31.8f / 127.5f)) ? (((var_1_12 >= var_1_14) && last_1_var_1_36) ? (var_1_20 == ((unsigned char) var_1_21)) : 1) : 1)) && ((((var_1_1 - var_1_21) * var_1_27) <= ((var_1_1 + 25) - (var_1_18 - var_1_20))) ? (((((((var_1_31) > (var_1_31)) ? (var_1_31) : (var_1_31))) >> var_1_27) > var_1_21) ? (var_1_22 == ((float) var_1_24)) : (var_1_22 == ((float) var_1_24))) : (var_1_22 == ((float) var_1_24))) [L204] EXPR (((((((((var_1_31 >= ((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) ? (var_1_1 == ((signed short int) ((((((var_1_27 + var_1_27) + var_1_27)) > (var_1_27)) ? (((var_1_27 + var_1_27) + var_1_27)) : (var_1_27))))) : (var_1_1 == ((signed short int) var_1_27))) && (var_1_36 ? ((-2 <= var_1_20) ? (((var_1_34 + 1.2f) == (var_1_11 - var_1_12)) ? (var_1_36 ? (var_1_9 == ((float) var_1_14)) : (var_1_9 == ((float) var_1_14))) : (var_1_9 == ((float) 64.5f))) : (var_1_9 == ((float) var_1_14))) : 1)) && ((var_1_20 >= ((((var_1_31) > (-64)) ? (var_1_31) : (-64)))) ? ((var_1_27 < (var_1_20 << var_1_27)) ? (var_1_15 == ((signed long int) ((((var_1_31) > (var_1_27)) ? (var_1_31) : (var_1_27))))) : 1) : 1)) && (((last_1_var_1_25 + last_1_var_1_20) == last_1_var_1_27) ? (var_1_16 == ((unsigned long int) ((var_1_18 + var_1_19) - last_1_var_1_20))) : (var_1_16 == ((unsigned long int) last_1_var_1_20)))) && ((var_1_12 <= (31.8f / 127.5f)) ? (((var_1_12 >= var_1_14) && last_1_var_1_36) ? (var_1_20 == ((unsigned char) var_1_21)) : 1) : 1)) && ((((var_1_1 - var_1_21) * var_1_27) <= ((var_1_1 + 25) - (var_1_18 - var_1_20))) ? (((((((var_1_31) > (var_1_31)) ? (var_1_31) : (var_1_31))) >> var_1_27) > var_1_21) ? (var_1_22 == ((float) var_1_24)) : (var_1_22 == ((float) var_1_24))) : (var_1_22 == ((float) var_1_24)))) && ((var_1_24 <= ((((last_1_var_1_9) > (var_1_14)) ? (last_1_var_1_9) : (var_1_14)))) ? ((var_1_21 != ((last_1_var_1_20 + last_1_var_1_27) / var_1_26)) ? (var_1_25 == ((signed short int) last_1_var_1_20)) : (var_1_25 == ((signed short int) last_1_var_1_16))) : (var_1_25 == ((signed short int) last_1_var_1_27)))) && ((! last_1_var_1_36) ? ((last_1_var_1_1 >= (last_1_var_1_15 - var_1_21)) ? (var_1_27 == ((signed char) var_1_28)) : (var_1_27 == ((signed char) (((((((((-2) < 0 ) ? -(-2) : (-2))) - var_1_29)) < (((((var_1_30) < 0 ) ? -(var_1_30) : (var_1_30))))) ? ((((((-2) < 0 ) ? -(-2) : (-2))) - var_1_29)) : (((((var_1_30) < 0 ) ? -(var_1_30) : (var_1_30))))))))) : (var_1_27 == ((signed char) var_1_29)))) && ((((var_1_26 + var_1_29) * (var_1_21 & var_1_20)) >= (64u / var_1_18)) ? (var_1_31 == ((unsigned short int) (var_1_21 + (var_1_32 - var_1_20)))) : 1) [L204-L205] return ((((((((((((var_1_31 >= ((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) ? (var_1_1 == ((signed short int) ((((((var_1_27 + var_1_27) + var_1_27)) > (var_1_27)) ? (((var_1_27 + var_1_27) + var_1_27)) : (var_1_27))))) : (var_1_1 == ((signed short int) var_1_27))) && (var_1_36 ? ((-2 <= var_1_20) ? (((var_1_34 + 1.2f) == (var_1_11 - var_1_12)) ? (var_1_36 ? (var_1_9 == ((float) var_1_14)) : (var_1_9 == ((float) var_1_14))) : (var_1_9 == ((float) 64.5f))) : (var_1_9 == ((float) var_1_14))) : 1)) && ((var_1_20 >= ((((var_1_31) > (-64)) ? (var_1_31) : (-64)))) ? ((var_1_27 < (var_1_20 << var_1_27)) ? (var_1_15 == ((signed long int) ((((var_1_31) > (var_1_27)) ? (var_1_31) : (var_1_27))))) : 1) : 1)) && (((last_1_var_1_25 + last_1_var_1_20) == last_1_var_1_27) ? (var_1_16 == ((unsigned long int) ((var_1_18 + var_1_19) - last_1_var_1_20))) : (var_1_16 == ((unsigned long int) last_1_var_1_20)))) && ((var_1_12 <= (31.8f / 127.5f)) ? (((var_1_12 >= var_1_14) && last_1_var_1_36) ? (var_1_20 == ((unsigned char) var_1_21)) : 1) : 1)) && ((((var_1_1 - var_1_21) * var_1_27) <= ((var_1_1 + 25) - (var_1_18 - var_1_20))) ? (((((((var_1_31) > (var_1_31)) ? (var_1_31) : (var_1_31))) >> var_1_27) > var_1_21) ? (var_1_22 == ((float) var_1_24)) : (var_1_22 == ((float) var_1_24))) : (var_1_22 == ((float) var_1_24)))) && ((var_1_24 <= ((((last_1_var_1_9) > (var_1_14)) ? (last_1_var_1_9) : (var_1_14)))) ? ((var_1_21 != ((last_1_var_1_20 + last_1_var_1_27) / var_1_26)) ? (var_1_25 == ((signed short int) last_1_var_1_20)) : (var_1_25 == ((signed short int) last_1_var_1_16))) : (var_1_25 == ((signed short int) last_1_var_1_27)))) && ((! last_1_var_1_36) ? ((last_1_var_1_1 >= (last_1_var_1_15 - var_1_21)) ? (var_1_27 == ((signed char) var_1_28)) : (var_1_27 == ((signed char) (((((((((-2) < 0 ) ? -(-2) : (-2))) - var_1_29)) < (((((var_1_30) < 0 ) ? -(var_1_30) : (var_1_30))))) ? ((((((-2) < 0 ) ? -(-2) : (-2))) - var_1_29)) : (((((var_1_30) < 0 ) ? -(var_1_30) : (var_1_30))))))))) : (var_1_27 == ((signed char) var_1_29)))) && ((((var_1_26 + var_1_29) * (var_1_21 & var_1_20)) >= (64u / var_1_18)) ? (var_1_31 == ((unsigned short int) (var_1_21 + (var_1_32 - var_1_20)))) : 1)) && (var_1_34 == ((float) (var_1_35 - 10.6f)))) && ((8 <= var_1_16) ? ((var_1_19 > var_1_25) ? (var_1_36 == ((unsigned char) (var_1_37 || (var_1_13 && var_1_38)))) : (var_1_36 == ((unsigned char) (! (! var_1_37))))) : 1)) && (var_1_39 == ((double) var_1_35)) ; [L214] RET, EXPR property() [L214] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=128, var_1_18=2147483647, var_1_19=2147483647, var_1_1=9, var_1_20=128, var_1_21=6, var_1_22=4, var_1_24=4, var_1_25=128, var_1_26=17, var_1_27=3, var_1_28=3, var_1_29=1, var_1_30=126, var_1_31=16261, var_1_32=16383, var_1_35=5, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=5, var_1_9=59/8] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=2, var_1_13=1, var_1_14=3, var_1_15=-128, var_1_16=128, var_1_18=2147483647, var_1_19=2147483647, var_1_1=9, var_1_20=128, var_1_21=6, var_1_22=4, var_1_24=4, var_1_25=128, var_1_26=17, var_1_27=3, var_1_28=3, var_1_29=1, var_1_30=126, var_1_31=16261, var_1_32=16383, var_1_35=5, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=5, var_1_9=59/8] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 53 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.6s, OverallIterations: 1, TraceHistogramMax: 28, 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=53occurred 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, 104 NumberOfCodeBlocks, 104 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 00:45:43,471 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d90ab69c-3923-456b-ad26-973cc8ab82d3/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d90ab69c-3923-456b-ad26-973cc8ab82d3/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d90ab69c-3923-456b-ad26-973cc8ab82d3/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_d90ab69c-3923-456b-ad26-973cc8ab82d3/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d90ab69c-3923-456b-ad26-973cc8ab82d3/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-88.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d90ab69c-3923-456b-ad26-973cc8ab82d3/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_d90ab69c-3923-456b-ad26-973cc8ab82d3/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 7a94438cde4f2b77ff462971d0eccab102016c89632333d771f07852ad7ba7f7 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:45:46,208 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:45:46,362 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d90ab69c-3923-456b-ad26-973cc8ab82d3/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-12 00:45:46,374 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:45:46,375 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:45:46,422 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:45:46,423 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:45:46,424 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:45:46,425 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:45:46,430 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:45:46,431 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:45:46,431 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:45:46,432 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:45:46,433 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:45:46,434 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:45:46,434 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:45:46,436 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:45:46,436 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:45:46,437 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:45:46,437 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:45:46,437 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:45:46,438 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:45:46,438 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:45:46,439 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:45:46,439 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:45:46,440 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:45:46,440 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:45:46,441 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:45:46,441 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:45:46,441 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:45:46,443 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:45:46,443 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 00:45:46,443 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:45:46,444 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:45:46,444 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:45:46,445 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:45:46,445 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:45:46,445 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:45:46,445 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:45:46,446 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:45:46,447 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:45:46,447 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:45:46,447 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_d90ab69c-3923-456b-ad26-973cc8ab82d3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d90ab69c-3923-456b-ad26-973cc8ab82d3/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7a94438cde4f2b77ff462971d0eccab102016c89632333d771f07852ad7ba7f7 [2023-11-12 00:45:46,891 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:45:46,917 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:45:46,920 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:45:46,922 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:45:46,923 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:45:46,925 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d90ab69c-3923-456b-ad26-973cc8ab82d3/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-88.i [2023-11-12 00:45:50,131 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:45:50,459 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:45:50,464 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d90ab69c-3923-456b-ad26-973cc8ab82d3/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-88.i [2023-11-12 00:45:50,477 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d90ab69c-3923-456b-ad26-973cc8ab82d3/bin/utaipan-verify-NcY6lQBIFX/data/6ce886779/8ca66aba8ee84c09adfe696b188d4353/FLAGd9525a8c9 [2023-11-12 00:45:50,497 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d90ab69c-3923-456b-ad26-973cc8ab82d3/bin/utaipan-verify-NcY6lQBIFX/data/6ce886779/8ca66aba8ee84c09adfe696b188d4353 [2023-11-12 00:45:50,503 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:45:50,505 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:45:50,508 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:45:50,509 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:45:50,514 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:45:50,515 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:45:50" (1/1) ... [2023-11-12 00:45:50,516 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d7d675a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:45:50, skipping insertion in model container [2023-11-12 00:45:50,517 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:45:50" (1/1) ... [2023-11-12 00:45:50,582 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:45:50,755 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_d90ab69c-3923-456b-ad26-973cc8ab82d3/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-88.i[916,929] [2023-11-12 00:45:50,907 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:45:50,926 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:45:50,940 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_d90ab69c-3923-456b-ad26-973cc8ab82d3/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-88.i[916,929] [2023-11-12 00:45:50,987 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:45:51,008 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:45:51,009 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:45:51 WrapperNode [2023-11-12 00:45:51,009 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:45:51,010 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:45:51,012 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:45:51,012 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:45:51,020 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:45:51" (1/1) ... [2023-11-12 00:45:51,036 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:45:51" (1/1) ... [2023-11-12 00:45:51,105 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 208 [2023-11-12 00:45:51,106 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:45:51,106 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:45:51,107 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:45:51,107 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:45:51,127 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:45:51" (1/1) ... [2023-11-12 00:45:51,127 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:45:51" (1/1) ... [2023-11-12 00:45:51,133 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:45:51" (1/1) ... [2023-11-12 00:45:51,134 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:45:51" (1/1) ... [2023-11-12 00:45:51,172 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:45:51" (1/1) ... [2023-11-12 00:45:51,190 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:45:51" (1/1) ... [2023-11-12 00:45:51,195 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:45:51" (1/1) ... [2023-11-12 00:45:51,198 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:45:51" (1/1) ... [2023-11-12 00:45:51,204 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:45:51,205 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:45:51,206 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:45:51,206 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:45:51,207 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:45:51" (1/1) ... [2023-11-12 00:45:51,223 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:45:51,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d90ab69c-3923-456b-ad26-973cc8ab82d3/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:45:51,257 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d90ab69c-3923-456b-ad26-973cc8ab82d3/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:45:51,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d90ab69c-3923-456b-ad26-973cc8ab82d3/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:45:51,300 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:45:51,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:45:51,301 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:45:51,301 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:45:51,302 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:45:51,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:45:51,449 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:45:51,451 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:45:56,180 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:45:56,188 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:45:56,189 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:45:56,191 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:45:56 BoogieIcfgContainer [2023-11-12 00:45:56,191 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:45:56,195 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:45:56,195 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:45:56,198 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:45:56,199 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:45:50" (1/3) ... [2023-11-12 00:45:56,200 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68f84628 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:45:56, skipping insertion in model container [2023-11-12 00:45:56,200 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:45:51" (2/3) ... [2023-11-12 00:45:56,201 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68f84628 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:45:56, skipping insertion in model container [2023-11-12 00:45:56,201 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:45:56" (3/3) ... [2023-11-12 00:45:56,202 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-88.i [2023-11-12 00:45:56,223 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:45:56,224 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:45:56,279 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:45:56,287 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;@215046b0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:45:56,287 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:45:56,292 INFO L276 IsEmpty]: Start isEmpty. Operand has 90 states, 59 states have (on average 1.4067796610169492) internal successors, (83), 60 states have internal predecessors, (83), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-12 00:45:56,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-11-12 00:45:56,319 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:45:56,321 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:45:56,323 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:45:56,330 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:45:56,331 INFO L85 PathProgramCache]: Analyzing trace with hash -2142022509, now seen corresponding path program 1 times [2023-11-12 00:45:56,350 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:45:56,350 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [852317355] [2023-11-12 00:45:56,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:45:56,351 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 00:45:56,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d90ab69c-3923-456b-ad26-973cc8ab82d3/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:45:56,363 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d90ab69c-3923-456b-ad26-973cc8ab82d3/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 00:45:56,384 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d90ab69c-3923-456b-ad26-973cc8ab82d3/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 00:45:57,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:45:57,085 INFO L262 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-12 00:45:57,105 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:46:00,576 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-12 00:46:00,576 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:46:00,577 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:46:00,577 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [852317355] [2023-11-12 00:46:00,578 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [852317355] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:46:00,578 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:46:00,579 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-12 00:46:00,582 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [14511020] [2023-11-12 00:46:00,584 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:46:00,592 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-12 00:46:00,592 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:46:00,642 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-12 00:46:00,643 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-12 00:46:00,646 INFO L87 Difference]: Start difference. First operand has 90 states, 59 states have (on average 1.4067796610169492) internal successors, (83), 60 states have internal predecessors, (83), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-12 00:46:03,457 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.80s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:46:05,878 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:46:05,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:46:05,880 INFO L93 Difference]: Finished difference Result 257 states and 464 transitions. [2023-11-12 00:46:05,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-12 00:46:05,943 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 183 [2023-11-12 00:46:05,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:46:05,955 INFO L225 Difference]: With dead ends: 257 [2023-11-12 00:46:05,956 INFO L226 Difference]: Without dead ends: 170 [2023-11-12 00:46:05,960 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 179 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-11-12 00:46:05,963 INFO L413 NwaCegarLoop]: 125 mSDtfsCounter, 114 mSDsluCounter, 291 mSDsCounter, 0 mSdLazyCounter, 106 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 114 SdHoareTripleChecker+Valid, 416 SdHoareTripleChecker+Invalid, 163 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 106 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2023-11-12 00:46:05,964 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [114 Valid, 416 Invalid, 163 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 106 Invalid, 0 Unknown, 0 Unchecked, 5.1s Time] [2023-11-12 00:46:05,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 170 states. [2023-11-12 00:46:06,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 170 to 140. [2023-11-12 00:46:06,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 140 states, 81 states have (on average 1.271604938271605) internal successors, (103), 81 states have internal predecessors, (103), 56 states have call successors, (56), 2 states have call predecessors, (56), 2 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2023-11-12 00:46:06,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 215 transitions. [2023-11-12 00:46:06,053 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 215 transitions. Word has length 183 [2023-11-12 00:46:06,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:46:06,055 INFO L495 AbstractCegarLoop]: Abstraction has 140 states and 215 transitions. [2023-11-12 00:46:06,055 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-12 00:46:06,056 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 215 transitions. [2023-11-12 00:46:06,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-11-12 00:46:06,060 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:46:06,061 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:46:06,092 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d90ab69c-3923-456b-ad26-973cc8ab82d3/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 00:46:06,284 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d90ab69c-3923-456b-ad26-973cc8ab82d3/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 00:46:06,285 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:46:06,285 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:46:06,285 INFO L85 PathProgramCache]: Analyzing trace with hash 1335296337, now seen corresponding path program 1 times [2023-11-12 00:46:06,286 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:46:06,287 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [187450821] [2023-11-12 00:46:06,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:46:06,287 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 00:46:06,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d90ab69c-3923-456b-ad26-973cc8ab82d3/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:46:06,289 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d90ab69c-3923-456b-ad26-973cc8ab82d3/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 00:46:06,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d90ab69c-3923-456b-ad26-973cc8ab82d3/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 00:46:06,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:46:07,025 INFO L262 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-12 00:46:07,040 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:46:07,925 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-12 00:46:07,925 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:46:07,925 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:46:07,926 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [187450821] [2023-11-12 00:46:07,926 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [187450821] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:46:07,926 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:46:07,926 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 00:46:07,927 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1305397667] [2023-11-12 00:46:07,927 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:46:07,928 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-12 00:46:07,929 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:46:07,930 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-12 00:46:07,930 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-12 00:46:07,930 INFO L87 Difference]: Start difference. First operand 140 states and 215 transitions. Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-12 00:46:10,387 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:46:13,592 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:46:13,645 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:46:13,645 INFO L93 Difference]: Finished difference Result 344 states and 527 transitions. [2023-11-12 00:46:13,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-12 00:46:13,709 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 183 [2023-11-12 00:46:13,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:46:13,715 INFO L225 Difference]: With dead ends: 344 [2023-11-12 00:46:13,715 INFO L226 Difference]: Without dead ends: 261 [2023-11-12 00:46:13,717 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 183 GetRequests, 180 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 00:46:13,718 INFO L413 NwaCegarLoop]: 127 mSDtfsCounter, 163 mSDsluCounter, 251 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 65 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 163 SdHoareTripleChecker+Valid, 378 SdHoareTripleChecker+Invalid, 84 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2023-11-12 00:46:13,721 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [163 Valid, 378 Invalid, 84 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 17 Invalid, 2 Unknown, 0 Unchecked, 5.6s Time] [2023-11-12 00:46:13,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 261 states. [2023-11-12 00:46:13,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 261 to 220. [2023-11-12 00:46:13,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 220 states, 132 states have (on average 1.2727272727272727) internal successors, (168), 132 states have internal predecessors, (168), 84 states have call successors, (84), 3 states have call predecessors, (84), 3 states have return successors, (84), 84 states have call predecessors, (84), 84 states have call successors, (84) [2023-11-12 00:46:13,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 336 transitions. [2023-11-12 00:46:13,778 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 336 transitions. Word has length 183 [2023-11-12 00:46:13,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:46:13,780 INFO L495 AbstractCegarLoop]: Abstraction has 220 states and 336 transitions. [2023-11-12 00:46:13,780 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-12 00:46:13,781 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 336 transitions. [2023-11-12 00:46:13,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-11-12 00:46:13,784 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:46:13,785 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:46:13,806 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d90ab69c-3923-456b-ad26-973cc8ab82d3/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 00:46:14,003 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d90ab69c-3923-456b-ad26-973cc8ab82d3/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 00:46:14,004 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:46:14,005 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:46:14,005 INFO L85 PathProgramCache]: Analyzing trace with hash -2037443591, now seen corresponding path program 1 times [2023-11-12 00:46:14,006 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:46:14,006 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [509852048] [2023-11-12 00:46:14,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:46:14,007 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 00:46:14,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d90ab69c-3923-456b-ad26-973cc8ab82d3/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:46:14,008 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d90ab69c-3923-456b-ad26-973cc8ab82d3/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 00:46:14,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d90ab69c-3923-456b-ad26-973cc8ab82d3/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 00:46:14,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:46:14,554 INFO L262 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-12 00:46:14,561 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:46:15,491 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-12 00:46:15,492 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:46:15,492 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:46:15,492 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [509852048] [2023-11-12 00:46:15,492 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [509852048] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:46:15,492 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:46:15,493 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-12 00:46:15,493 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [396728483] [2023-11-12 00:46:15,493 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:46:15,494 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-12 00:46:15,494 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:46:15,495 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-12 00:46:15,495 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-12 00:46:15,495 INFO L87 Difference]: Start difference. First operand 220 states and 336 transitions. Second operand has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 5 states have internal predecessors, (47), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-12 00:46:18,407 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:46:19,777 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:46:22,299 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.79s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:46:25,151 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:46:26,900 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.66s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:46:29,358 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:46:29,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:46:29,476 INFO L93 Difference]: Finished difference Result 885 states and 1358 transitions. [2023-11-12 00:46:29,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-12 00:46:29,477 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 5 states have internal predecessors, (47), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 184 [2023-11-12 00:46:29,478 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:46:29,487 INFO L225 Difference]: With dead ends: 885 [2023-11-12 00:46:29,487 INFO L226 Difference]: Without dead ends: 722 [2023-11-12 00:46:29,490 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 188 GetRequests, 179 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2023-11-12 00:46:29,491 INFO L413 NwaCegarLoop]: 193 mSDtfsCounter, 470 mSDsluCounter, 720 mSDsCounter, 0 mSdLazyCounter, 112 mSolverCounterSat, 113 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 470 SdHoareTripleChecker+Valid, 913 SdHoareTripleChecker+Invalid, 228 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 113 IncrementalHoareTripleChecker+Valid, 112 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.7s IncrementalHoareTripleChecker+Time [2023-11-12 00:46:29,492 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [470 Valid, 913 Invalid, 228 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [113 Valid, 112 Invalid, 3 Unknown, 0 Unchecked, 13.7s Time] [2023-11-12 00:46:29,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 722 states. [2023-11-12 00:46:29,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 722 to 400. [2023-11-12 00:46:29,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 400 states, 254 states have (on average 1.3031496062992125) internal successors, (331), 254 states have internal predecessors, (331), 140 states have call successors, (140), 5 states have call predecessors, (140), 5 states have return successors, (140), 140 states have call predecessors, (140), 140 states have call successors, (140) [2023-11-12 00:46:29,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 400 states and 611 transitions. [2023-11-12 00:46:29,596 INFO L78 Accepts]: Start accepts. Automaton has 400 states and 611 transitions. Word has length 184 [2023-11-12 00:46:29,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:46:29,597 INFO L495 AbstractCegarLoop]: Abstraction has 400 states and 611 transitions. [2023-11-12 00:46:29,598 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 5 states have internal predecessors, (47), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-12 00:46:29,598 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 611 transitions. [2023-11-12 00:46:29,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-11-12 00:46:29,601 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:46:29,602 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:46:29,630 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d90ab69c-3923-456b-ad26-973cc8ab82d3/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 00:46:29,817 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d90ab69c-3923-456b-ad26-973cc8ab82d3/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 00:46:29,817 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:46:29,818 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:46:29,818 INFO L85 PathProgramCache]: Analyzing trace with hash 1886656226, now seen corresponding path program 1 times [2023-11-12 00:46:29,819 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:46:29,819 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1887152956] [2023-11-12 00:46:29,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:46:29,819 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 00:46:29,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d90ab69c-3923-456b-ad26-973cc8ab82d3/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:46:29,824 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d90ab69c-3923-456b-ad26-973cc8ab82d3/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 00:46:29,826 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d90ab69c-3923-456b-ad26-973cc8ab82d3/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 00:46:30,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:46:31,019 INFO L262 TraceCheckSpWp]: Trace formula consists of 310 conjuncts, 53 conjunts are in the unsatisfiable core [2023-11-12 00:46:31,033 INFO L285 TraceCheckSpWp]: Computing forward predicates...