./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-19.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e33ba4-414f-417c-a6b9-b112f945e094/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e33ba4-414f-417c-a6b9-b112f945e094/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e33ba4-414f-417c-a6b9-b112f945e094/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e33ba4-414f-417c-a6b9-b112f945e094/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-19.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e33ba4-414f-417c-a6b9-b112f945e094/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e33ba4-414f-417c-a6b9-b112f945e094/bin/utaipan-verify-mE87zJ7Ire --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 1466d69b494a78263883bafae9cf1547bc663813eeece1e10248feaf1aad7930 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:22:19,079 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:22:19,150 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e33ba4-414f-417c-a6b9-b112f945e094/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 21:22:19,156 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:22:19,157 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:22:19,182 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:22:19,183 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:22:19,184 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:22:19,185 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:22:19,185 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:22:19,186 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:22:19,186 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:22:19,187 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:22:19,188 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:22:19,188 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:22:19,189 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:22:19,189 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:22:19,190 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:22:19,190 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:22:19,191 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:22:19,191 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:22:19,199 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:22:19,200 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:22:19,200 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:22:19,201 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:22:19,201 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:22:19,202 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:22:19,202 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:22:19,202 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:22:19,203 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:22:19,203 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:22:19,203 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:22:19,204 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:22:19,204 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:22:19,205 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:22:19,205 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:22:19,205 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:22:19,206 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:22:19,206 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:22:19,207 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:22:19,207 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:22:19,209 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:22:19,210 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:22:19,210 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:22:19,210 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:22:19,211 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:22:19,211 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:22:19,211 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_88e33ba4-414f-417c-a6b9-b112f945e094/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e33ba4-414f-417c-a6b9-b112f945e094/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1466d69b494a78263883bafae9cf1547bc663813eeece1e10248feaf1aad7930 [2023-11-23 21:22:19,492 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:22:19,514 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:22:19,517 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:22:19,518 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:22:19,519 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:22:19,520 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e33ba4-414f-417c-a6b9-b112f945e094/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-19.i [2023-11-23 21:22:22,740 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:22:23,053 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:22:23,054 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e33ba4-414f-417c-a6b9-b112f945e094/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-19.i [2023-11-23 21:22:23,079 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e33ba4-414f-417c-a6b9-b112f945e094/bin/utaipan-verify-mE87zJ7Ire/data/504509f23/481e1eed9a0040b0a4ba7c1047f24e24/FLAG0cf3e533b [2023-11-23 21:22:23,091 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e33ba4-414f-417c-a6b9-b112f945e094/bin/utaipan-verify-mE87zJ7Ire/data/504509f23/481e1eed9a0040b0a4ba7c1047f24e24 [2023-11-23 21:22:23,094 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:22:23,095 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:22:23,096 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:22:23,097 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:22:23,102 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:22:23,103 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:22:23" (1/1) ... [2023-11-23 21:22:23,104 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64a71a61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:23, skipping insertion in model container [2023-11-23 21:22:23,105 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:22:23" (1/1) ... [2023-11-23 21:22:23,141 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:22:23,308 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_88e33ba4-414f-417c-a6b9-b112f945e094/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-19.i[916,929] [2023-11-23 21:22:23,409 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:22:23,433 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:22:23,450 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_88e33ba4-414f-417c-a6b9-b112f945e094/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-19.i[916,929] [2023-11-23 21:22:23,489 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:22:23,516 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:22:23,516 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:23 WrapperNode [2023-11-23 21:22:23,516 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:22:23,518 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:22:23,518 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:22:23,518 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:22:23,526 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:23" (1/1) ... [2023-11-23 21:22:23,539 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:23" (1/1) ... [2023-11-23 21:22:23,602 INFO L138 Inliner]: procedures = 26, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 227 [2023-11-23 21:22:23,602 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:22:23,603 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:22:23,603 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:22:23,603 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:22:23,613 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:23" (1/1) ... [2023-11-23 21:22:23,613 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:23" (1/1) ... [2023-11-23 21:22:23,618 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:23" (1/1) ... [2023-11-23 21:22:23,618 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:23" (1/1) ... [2023-11-23 21:22:23,634 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:23" (1/1) ... [2023-11-23 21:22:23,639 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:23" (1/1) ... [2023-11-23 21:22:23,643 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:23" (1/1) ... [2023-11-23 21:22:23,646 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:23" (1/1) ... [2023-11-23 21:22:23,653 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:22:23,654 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:22:23,654 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:22:23,654 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:22:23,655 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:23" (1/1) ... [2023-11-23 21:22:23,661 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:22:23,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e33ba4-414f-417c-a6b9-b112f945e094/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:22:23,689 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e33ba4-414f-417c-a6b9-b112f945e094/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:22:23,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e33ba4-414f-417c-a6b9-b112f945e094/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:22:23,731 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:22:23,732 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:22:23,732 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:22:23,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:22:23,734 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:22:23,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:22:23,859 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:22:23,862 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:22:24,494 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:22:25,137 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:22:25,137 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:22:25,139 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:22:25 BoogieIcfgContainer [2023-11-23 21:22:25,139 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:22:25,142 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:22:25,142 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:22:25,145 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:22:25,146 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:22:23" (1/3) ... [2023-11-23 21:22:25,147 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@100196bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:22:25, skipping insertion in model container [2023-11-23 21:22:25,148 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:23" (2/3) ... [2023-11-23 21:22:25,149 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@100196bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:22:25, skipping insertion in model container [2023-11-23 21:22:25,150 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:22:25" (3/3) ... [2023-11-23 21:22:25,151 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-19.i [2023-11-23 21:22:25,172 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:22:25,173 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:22:25,239 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:22:25,248 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;@24a702ba, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:22:25,249 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:22:25,254 INFO L276 IsEmpty]: Start isEmpty. Operand has 47 states, 20 states have (on average 1.15) internal successors, (23), 21 states have internal predecessors, (23), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-11-23 21:22:25,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-11-23 21:22:25,267 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:22:25,269 INFO L195 NwaCegarLoop]: trace histogram [24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:22:25,269 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:22:25,277 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:22:25,278 INFO L85 PathProgramCache]: Analyzing trace with hash -1854703820, now seen corresponding path program 1 times [2023-11-23 21:22:25,288 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:22:25,288 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1015358014] [2023-11-23 21:22:25,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:22:25,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:22:25,569 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 21:22:25,571 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2030684823] [2023-11-23 21:22:25,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:22:25,572 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:22:25,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e33ba4-414f-417c-a6b9-b112f945e094/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:22:25,574 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e33ba4-414f-417c-a6b9-b112f945e094/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:22:25,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e33ba4-414f-417c-a6b9-b112f945e094/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 21:22:25,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:22:25,863 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:22:26,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:22:26,129 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 21:22:26,132 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 21:22:26,133 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:22:26,149 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e33ba4-414f-417c-a6b9-b112f945e094/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:22:26,344 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e33ba4-414f-417c-a6b9-b112f945e094/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-23 21:22:26,348 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 21:22:26,351 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:22:26,505 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:22:26 BoogieIcfgContainer [2023-11-23 21:22:26,505 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:22:26,506 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:22:26,506 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:22:26,506 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:22:26,507 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:22:25" (3/4) ... [2023-11-23 21:22:26,509 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:22:26,511 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:22:26,512 INFO L158 Benchmark]: Toolchain (without parser) took 3416.70ms. Allocated memory was 151.0MB in the beginning and 186.6MB in the end (delta: 35.7MB). Free memory was 118.3MB in the beginning and 114.2MB in the end (delta: 4.1MB). Peak memory consumption was 38.2MB. Max. memory is 16.1GB. [2023-11-23 21:22:26,513 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 151.0MB. Free memory is still 122.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:22:26,514 INFO L158 Benchmark]: CACSL2BoogieTranslator took 420.25ms. Allocated memory is still 151.0MB. Free memory was 118.3MB in the beginning and 102.1MB in the end (delta: 16.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-23 21:22:26,515 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.94ms. Allocated memory is still 151.0MB. Free memory was 102.1MB in the beginning and 97.3MB in the end (delta: 4.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-23 21:22:26,516 INFO L158 Benchmark]: Boogie Preprocessor took 49.71ms. Allocated memory is still 151.0MB. Free memory was 97.3MB in the beginning and 95.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:22:26,516 INFO L158 Benchmark]: RCFGBuilder took 1485.92ms. Allocated memory was 151.0MB in the beginning and 186.6MB in the end (delta: 35.7MB). Free memory was 95.2MB in the beginning and 96.2MB in the end (delta: -997.8kB). Peak memory consumption was 48.8MB. Max. memory is 16.1GB. [2023-11-23 21:22:26,517 INFO L158 Benchmark]: TraceAbstraction took 1363.91ms. Allocated memory is still 186.6MB. Free memory was 95.2MB in the beginning and 115.2MB in the end (delta: -20.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:22:26,517 INFO L158 Benchmark]: Witness Printer took 4.78ms. Allocated memory is still 186.6MB. Free memory was 115.2MB in the beginning and 114.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:22:26,526 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 151.0MB. Free memory is still 122.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 420.25ms. Allocated memory is still 151.0MB. Free memory was 118.3MB in the beginning and 102.1MB in the end (delta: 16.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.94ms. Allocated memory is still 151.0MB. Free memory was 102.1MB in the beginning and 97.3MB in the end (delta: 4.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.71ms. Allocated memory is still 151.0MB. Free memory was 97.3MB in the beginning and 95.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1485.92ms. Allocated memory was 151.0MB in the beginning and 186.6MB in the end (delta: 35.7MB). Free memory was 95.2MB in the beginning and 96.2MB in the end (delta: -997.8kB). Peak memory consumption was 48.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1363.91ms. Allocated memory is still 186.6MB. Free memory was 95.2MB in the beginning and 115.2MB in the end (delta: -20.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.78ms. Allocated memory is still 186.6MB. Free memory was 115.2MB in the beginning and 114.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 193, overapproximation of shiftLeft at line 73, overapproximation of bitwiseOr at line 103, overapproximation of someBinaryArithmeticDOUBLEoperation at line 75, overapproximation of someBinaryDOUBLEComparisonOperation at line 98. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 50; [L23] unsigned char var_1_2 = 1; [L24] unsigned char var_1_7 = 100; [L25] unsigned char var_1_8 = 100; [L26] unsigned char var_1_9 = 16; [L27] unsigned char var_1_10 = 2; [L28] unsigned long int var_1_11 = 50; [L29] unsigned char var_1_12 = 1; [L30] signed long int var_1_13 = -64; [L31] unsigned char var_1_14 = 0; [L32] unsigned char var_1_15 = 0; [L33] unsigned long int var_1_16 = 8; [L34] double var_1_17 = 4.6; [L35] double var_1_18 = 100.35; [L36] double var_1_19 = 0.2; [L37] double var_1_20 = 63.4; [L38] signed char var_1_21 = -32; [L39] signed char var_1_22 = -10; [L40] float var_1_23 = 2.75; [L41] double var_1_24 = 255.6; [L42] double var_1_25 = 499.8; [L43] double var_1_26 = 4.75; [L44] float var_1_27 = 8.7; [L45] float var_1_28 = 7.6; [L46] signed short int var_1_29 = 10; [L47] signed short int var_1_30 = -10; [L48] unsigned long int last_1_var_1_16 = 8; [L49] signed short int last_1_var_1_29 = 10; [L197] isInitial = 1 [L198] FCALL initially() [L199] COND TRUE 1 [L200] CALL updateLastVariables() [L189] last_1_var_1_16 = var_1_16 [L190] last_1_var_1_29 = var_1_29 [L200] RET updateLastVariables() [L201] CALL updateVariables() [L149] var_1_2 = __VERIFIER_nondet_uchar() [L150] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_30=-10, var_1_7=100, var_1_8=100, var_1_9=16] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_30=-10, var_1_7=100, var_1_8=100, var_1_9=16] [L151] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=100, var_1_8=100, var_1_9=16] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=100, var_1_8=100, var_1_9=16] [L152] var_1_7 = __VERIFIER_nondet_uchar() [L153] CALL assume_abort_if_not(var_1_7 >= 95) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=100, var_1_9=16] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_7 >= 95) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=100, var_1_9=16] [L154] CALL assume_abort_if_not(var_1_7 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=100, var_1_9=16] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_7 <= 127) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=100, var_1_9=16] [L155] var_1_8 = __VERIFIER_nondet_uchar() [L156] CALL assume_abort_if_not(var_1_8 >= 95) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=16] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_8 >= 95) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=16] [L157] CALL assume_abort_if_not(var_1_8 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=16] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_8 <= 127) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=16] [L158] var_1_9 = __VERIFIER_nondet_uchar() [L159] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95] [L160] CALL assume_abort_if_not(var_1_9 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=0] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_9 <= 63) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=0] [L161] var_1_10 = __VERIFIER_nondet_uchar() [L162] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=0] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=0] [L163] CALL assume_abort_if_not(var_1_10 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=127, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=0] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_10 <= 127) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=127, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=0] [L164] var_1_13 = __VERIFIER_nondet_long() [L165] CALL assume_abort_if_not(var_1_13 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=127, var_1_11=50, var_1_12=1, var_1_13=106, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=0] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_13 >= -2147483648) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=127, var_1_11=50, var_1_12=1, var_1_13=106, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=0] [L166] CALL assume_abort_if_not(var_1_13 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=127, var_1_11=50, var_1_12=1, var_1_13=106, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=0] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_13 <= 2147483647) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=127, var_1_11=50, var_1_12=1, var_1_13=106, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=0] [L167] CALL assume_abort_if_not(var_1_13 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=127, var_1_11=50, var_1_12=1, var_1_13=106, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=0] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_13 != 0) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=127, var_1_11=50, var_1_12=1, var_1_13=106, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=0] [L168] var_1_14 = __VERIFIER_nondet_uchar() [L169] CALL assume_abort_if_not(var_1_14 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=127, var_1_11=50, var_1_12=1, var_1_13=106, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=0] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_14 >= 1) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=127, var_1_11=50, var_1_12=1, var_1_13=106, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=0] [L170] CALL assume_abort_if_not(var_1_14 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=127, var_1_11=50, var_1_12=1, var_1_13=106, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=0] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_14 <= 1) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=127, var_1_11=50, var_1_12=1, var_1_13=106, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=0] [L171] var_1_15 = __VERIFIER_nondet_uchar() [L172] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=127, var_1_11=50, var_1_12=1, var_1_13=106, var_1_14=1, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=0] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=127, var_1_11=50, var_1_12=1, var_1_13=106, var_1_14=1, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=0] [L173] CALL assume_abort_if_not(var_1_15 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=127, var_1_11=50, var_1_12=1, var_1_13=106, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=0] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_15 <= 0) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=127, var_1_11=50, var_1_12=1, var_1_13=106, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=0] [L174] var_1_18 = __VERIFIER_nondet_double() [L175] CALL assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=127, var_1_11=50, var_1_12=1, var_1_13=106, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=0] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=127, var_1_11=50, var_1_12=1, var_1_13=106, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=0] [L176] var_1_19 = __VERIFIER_nondet_double() [L177] CALL assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=127, var_1_11=50, var_1_12=1, var_1_13=106, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=0] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=127, var_1_11=50, var_1_12=1, var_1_13=106, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=0] [L178] var_1_20 = __VERIFIER_nondet_double() [L179] CALL assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=127, var_1_11=50, var_1_12=1, var_1_13=106, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_1=50, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=0] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=127, var_1_11=50, var_1_12=1, var_1_13=106, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_1=50, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=0] [L180] var_1_22 = __VERIFIER_nondet_char() [L181] CALL assume_abort_if_not(var_1_22 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=127, var_1_11=50, var_1_12=1, var_1_13=106, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_1=50, var_1_21=-32, var_1_22=63, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=0] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_22 >= -63) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=127, var_1_11=50, var_1_12=1, var_1_13=106, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_1=50, var_1_21=-32, var_1_22=63, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=0] [L182] CALL assume_abort_if_not(var_1_22 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=127, var_1_11=50, var_1_12=1, var_1_13=106, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_1=50, var_1_21=-32, var_1_22=63, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=0] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_22 <= 63) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=127, var_1_11=50, var_1_12=1, var_1_13=106, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_1=50, var_1_21=-32, var_1_22=63, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=0] [L183] var_1_26 = __VERIFIER_nondet_double() [L184] CALL assume_abort_if_not((var_1_26 >= 0.0F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 9223372.036854765600e+12F && var_1_26 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=127, var_1_11=50, var_1_12=1, var_1_13=106, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_1=50, var_1_21=-32, var_1_22=63, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=0] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not((var_1_26 >= 0.0F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 9223372.036854765600e+12F && var_1_26 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=127, var_1_11=50, var_1_12=1, var_1_13=106, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_1=50, var_1_21=-32, var_1_22=63, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=0] [L185] var_1_28 = __VERIFIER_nondet_float() [L186] CALL assume_abort_if_not((var_1_28 >= -461168.6018427382800e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 4611686.018427382800e+12F && var_1_28 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=127, var_1_11=50, var_1_12=1, var_1_13=106, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_1=50, var_1_21=-32, var_1_22=63, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_27=87/10, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=0] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not((var_1_28 >= -461168.6018427382800e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 4611686.018427382800e+12F && var_1_28 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=127, var_1_11=50, var_1_12=1, var_1_13=106, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_1=50, var_1_21=-32, var_1_22=63, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_27=87/10, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=0] [L201] RET updateVariables() [L202] CALL step() [L53] COND TRUE ((last_1_var_1_16 * var_1_7) + var_1_9) > (last_1_var_1_29 / var_1_13) [L54] var_1_12 = ((! var_1_14) || var_1_15) [L60] unsigned char stepLocal_5 = var_1_14; [L61] COND TRUE var_1_12 || stepLocal_5 [L62] var_1_21 = var_1_9 [L66] var_1_29 = var_1_21 [L67] signed long int stepLocal_2 = (((-64) < ((~ var_1_7))) ? (-64) : ((~ var_1_7))); [L68] COND TRUE (var_1_9 - var_1_10) <= stepLocal_2 [L69] var_1_11 = (var_1_29 + var_1_7) [L73] EXPR var_1_7 << var_1_29 [L73] signed long int stepLocal_6 = var_1_7 << var_1_29; [L74] COND TRUE stepLocal_6 >= -1 [L75] var_1_23 = (var_1_20 + var_1_19) [L91] var_1_30 = var_1_7 [L92] signed long int stepLocal_3 = -256 + 1; [L93] COND TRUE var_1_30 > stepLocal_3 [L94] var_1_16 = ((((25u) < 0 ) ? -(25u) : (25u))) [L96] unsigned char stepLocal_4 = var_1_14; [L97] COND TRUE (var_1_16 <= var_1_11) || stepLocal_4 [L98] var_1_17 = ((((var_1_18) < ((var_1_19 + var_1_20))) ? (var_1_18) : ((var_1_19 + var_1_20)))) [L100] COND TRUE var_1_21 < var_1_30 [L101] var_1_24 = var_1_18 [L113] unsigned char stepLocal_9 = var_1_14; [L114] signed long int stepLocal_8 = var_1_13; [L115] COND TRUE var_1_24 <= var_1_26 [L116] COND TRUE var_1_12 || stepLocal_9 [L117] COND FALSE !(stepLocal_8 < var_1_8) [L120] var_1_27 = 3.24f [L128] unsigned long int stepLocal_1 = (((var_1_16) > (var_1_21)) ? (var_1_16) : (var_1_21)); [L129] unsigned char stepLocal_0 = var_1_12; [L130] COND FALSE !(var_1_12 && stepLocal_0) [L139] var_1_1 = var_1_7 [L141] signed char stepLocal_7 = var_1_22; [L142] COND FALSE !(stepLocal_7 >= var_1_1) [L145] var_1_25 = (var_1_26 - 100000.75) [L202] RET step() [L203] CALL, EXPR property() [L193] EXPR (((((((var_1_12 && var_1_12) ? ((var_1_30 <= ((((var_1_16) > (var_1_21)) ? (var_1_16) : (var_1_21)))) ? (var_1_12 ? (var_1_1 == ((unsigned char) (((var_1_7 + var_1_8) - var_1_9) - var_1_10))) : 1) : (var_1_1 == ((unsigned char) var_1_7))) : (var_1_1 == ((unsigned char) var_1_7))) && (((var_1_9 - var_1_10) <= ((((-64) < ((~ var_1_7))) ? (-64) : ((~ var_1_7))))) ? (var_1_11 == ((unsigned long int) (var_1_29 + var_1_7))) : (var_1_11 == ((unsigned long int) ((var_1_29 + ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8)))) + var_1_10))))) && ((((last_1_var_1_16 * var_1_7) + var_1_9) > (last_1_var_1_29 / var_1_13)) ? (var_1_12 == ((unsigned char) ((! var_1_14) || var_1_15))) : ((var_1_14 && var_1_2) ? (var_1_12 == ((unsigned char) var_1_15)) : 1))) && ((var_1_30 > (-256 + 1)) ? (var_1_16 == ((unsigned long int) ((((25u) < 0 ) ? -(25u) : (25u))))) : 1)) && (((var_1_16 <= var_1_11) || var_1_14) ? (var_1_17 == ((double) ((((var_1_18) < ((var_1_19 + var_1_20))) ? (var_1_18) : ((var_1_19 + var_1_20)))))) : 1)) && ((var_1_12 || var_1_14) ? (var_1_21 == ((signed char) var_1_9)) : (var_1_21 == ((signed char) ((((((((10) > ((var_1_9 + var_1_22))) ? (10) : ((var_1_9 + var_1_22))))) > (-16)) ? (((((10) > ((var_1_9 + var_1_22))) ? (10) : ((var_1_9 + var_1_22))))) : (-16))))))) && (((var_1_7 << var_1_29) >= -1) ? (var_1_23 == ((float) (var_1_20 + var_1_19))) : (var_1_15 ? ((! var_1_12) ? (var_1_23 == ((float) var_1_18)) : (var_1_23 == ((float) (var_1_19 + var_1_20)))) : ((! var_1_12) ? (var_1_23 == ((float) var_1_18)) : (var_1_23 == ((float) var_1_18))))) [L193] EXPR ((((((((var_1_12 && var_1_12) ? ((var_1_30 <= ((((var_1_16) > (var_1_21)) ? (var_1_16) : (var_1_21)))) ? (var_1_12 ? (var_1_1 == ((unsigned char) (((var_1_7 + var_1_8) - var_1_9) - var_1_10))) : 1) : (var_1_1 == ((unsigned char) var_1_7))) : (var_1_1 == ((unsigned char) var_1_7))) && (((var_1_9 - var_1_10) <= ((((-64) < ((~ var_1_7))) ? (-64) : ((~ var_1_7))))) ? (var_1_11 == ((unsigned long int) (var_1_29 + var_1_7))) : (var_1_11 == ((unsigned long int) ((var_1_29 + ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8)))) + var_1_10))))) && ((((last_1_var_1_16 * var_1_7) + var_1_9) > (last_1_var_1_29 / var_1_13)) ? (var_1_12 == ((unsigned char) ((! var_1_14) || var_1_15))) : ((var_1_14 && var_1_2) ? (var_1_12 == ((unsigned char) var_1_15)) : 1))) && ((var_1_30 > (-256 + 1)) ? (var_1_16 == ((unsigned long int) ((((25u) < 0 ) ? -(25u) : (25u))))) : 1)) && (((var_1_16 <= var_1_11) || var_1_14) ? (var_1_17 == ((double) ((((var_1_18) < ((var_1_19 + var_1_20))) ? (var_1_18) : ((var_1_19 + var_1_20)))))) : 1)) && ((var_1_12 || var_1_14) ? (var_1_21 == ((signed char) var_1_9)) : (var_1_21 == ((signed char) ((((((((10) > ((var_1_9 + var_1_22))) ? (10) : ((var_1_9 + var_1_22))))) > (-16)) ? (((((10) > ((var_1_9 + var_1_22))) ? (10) : ((var_1_9 + var_1_22))))) : (-16))))))) && (((var_1_7 << var_1_29) >= -1) ? (var_1_23 == ((float) (var_1_20 + var_1_19))) : (var_1_15 ? ((! var_1_12) ? (var_1_23 == ((float) var_1_18)) : (var_1_23 == ((float) (var_1_19 + var_1_20)))) : ((! var_1_12) ? (var_1_23 == ((float) var_1_18)) : (var_1_23 == ((float) var_1_18)))))) && ((var_1_21 < var_1_30) ? (var_1_24 == ((double) var_1_18)) : (((var_1_8 * (var_1_16 ^ var_1_13)) <= (var_1_30 / var_1_7)) ? ((var_1_30 > var_1_13) ? (var_1_24 == ((double) var_1_20)) : (var_1_24 == ((double) var_1_20))) : (var_1_24 == ((double) 9.75)))) [L193-L194] return ((((((((((((var_1_12 && var_1_12) ? ((var_1_30 <= ((((var_1_16) > (var_1_21)) ? (var_1_16) : (var_1_21)))) ? (var_1_12 ? (var_1_1 == ((unsigned char) (((var_1_7 + var_1_8) - var_1_9) - var_1_10))) : 1) : (var_1_1 == ((unsigned char) var_1_7))) : (var_1_1 == ((unsigned char) var_1_7))) && (((var_1_9 - var_1_10) <= ((((-64) < ((~ var_1_7))) ? (-64) : ((~ var_1_7))))) ? (var_1_11 == ((unsigned long int) (var_1_29 + var_1_7))) : (var_1_11 == ((unsigned long int) ((var_1_29 + ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8)))) + var_1_10))))) && ((((last_1_var_1_16 * var_1_7) + var_1_9) > (last_1_var_1_29 / var_1_13)) ? (var_1_12 == ((unsigned char) ((! var_1_14) || var_1_15))) : ((var_1_14 && var_1_2) ? (var_1_12 == ((unsigned char) var_1_15)) : 1))) && ((var_1_30 > (-256 + 1)) ? (var_1_16 == ((unsigned long int) ((((25u) < 0 ) ? -(25u) : (25u))))) : 1)) && (((var_1_16 <= var_1_11) || var_1_14) ? (var_1_17 == ((double) ((((var_1_18) < ((var_1_19 + var_1_20))) ? (var_1_18) : ((var_1_19 + var_1_20)))))) : 1)) && ((var_1_12 || var_1_14) ? (var_1_21 == ((signed char) var_1_9)) : (var_1_21 == ((signed char) ((((((((10) > ((var_1_9 + var_1_22))) ? (10) : ((var_1_9 + var_1_22))))) > (-16)) ? (((((10) > ((var_1_9 + var_1_22))) ? (10) : ((var_1_9 + var_1_22))))) : (-16))))))) && (((var_1_7 << var_1_29) >= -1) ? (var_1_23 == ((float) (var_1_20 + var_1_19))) : (var_1_15 ? ((! var_1_12) ? (var_1_23 == ((float) var_1_18)) : (var_1_23 == ((float) (var_1_19 + var_1_20)))) : ((! var_1_12) ? (var_1_23 == ((float) var_1_18)) : (var_1_23 == ((float) var_1_18)))))) && ((var_1_21 < var_1_30) ? (var_1_24 == ((double) var_1_18)) : (((var_1_8 * (var_1_16 ^ var_1_13)) <= (var_1_30 / var_1_7)) ? ((var_1_30 > var_1_13) ? (var_1_24 == ((double) var_1_20)) : (var_1_24 == ((double) var_1_20))) : (var_1_24 == ((double) 9.75))))) && ((var_1_22 >= var_1_1) ? (var_1_25 == ((double) 8.875)) : (var_1_25 == ((double) (var_1_26 - 100000.75))))) && ((var_1_24 <= var_1_26) ? ((var_1_12 || var_1_14) ? ((var_1_13 < var_1_8) ? (var_1_27 == ((float) ((((var_1_20) > ((((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19))) + var_1_28))) ? (var_1_20) : ((((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19))) + var_1_28)))))) : (var_1_27 == ((float) 3.24f))) : (var_1_27 == ((float) var_1_19))) : (var_1_27 == ((float) var_1_28)))) && (var_1_29 == ((signed short int) var_1_21))) && (var_1_30 == ((signed short int) var_1_7)) ; [L203] RET, EXPR property() [L203] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=127, var_1_11=95, var_1_12=0, var_1_13=106, var_1_14=1, var_1_15=0, var_1_16=25, var_1_17=2, var_1_18=2, var_1_19=0, var_1_1=95, var_1_20=0, var_1_21=0, var_1_22=63, var_1_23=0, var_1_24=2, var_1_25=0, var_1_27=81/25, var_1_28=0, var_1_29=0, var_1_2=0, var_1_30=95, var_1_7=95, var_1_8=95, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=127, var_1_11=95, var_1_12=0, var_1_13=106, var_1_14=1, var_1_15=0, var_1_16=25, var_1_17=2, var_1_18=2, var_1_19=0, var_1_1=95, var_1_20=0, var_1_21=0, var_1_22=63, var_1_23=0, var_1_24=2, var_1_25=0, var_1_27=81/25, var_1_28=0, var_1_29=0, var_1_2=0, var_1_30=95, var_1_7=95, var_1_8=95, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 47 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 1, TraceHistogramMax: 24, 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=47occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 90 NumberOfCodeBlocks, 90 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 [2023-11-23 21:22:26,550 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e33ba4-414f-417c-a6b9-b112f945e094/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e33ba4-414f-417c-a6b9-b112f945e094/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e33ba4-414f-417c-a6b9-b112f945e094/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e33ba4-414f-417c-a6b9-b112f945e094/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e33ba4-414f-417c-a6b9-b112f945e094/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-19.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e33ba4-414f-417c-a6b9-b112f945e094/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e33ba4-414f-417c-a6b9-b112f945e094/bin/utaipan-verify-mE87zJ7Ire --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 1466d69b494a78263883bafae9cf1547bc663813eeece1e10248feaf1aad7930 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:22:29,400 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:22:29,525 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e33ba4-414f-417c-a6b9-b112f945e094/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 21:22:29,533 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:22:29,534 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:22:29,583 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:22:29,584 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:22:29,585 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:22:29,586 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:22:29,591 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:22:29,592 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:22:29,593 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:22:29,593 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:22:29,595 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:22:29,596 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:22:29,596 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:22:29,598 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:22:29,599 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:22:29,599 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:22:29,600 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:22:29,601 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:22:29,602 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:22:29,602 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:22:29,603 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:22:29,604 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:22:29,604 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:22:29,605 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:22:29,606 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:22:29,606 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:22:29,607 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:22:29,609 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:22:29,609 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:22:29,610 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:22:29,610 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:22:29,611 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:22:29,611 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:22:29,612 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:22:29,612 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:22:29,612 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:22:29,614 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:22:29,614 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:22:29,615 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:22:29,615 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:22:29,615 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:22:29,616 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_88e33ba4-414f-417c-a6b9-b112f945e094/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e33ba4-414f-417c-a6b9-b112f945e094/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1466d69b494a78263883bafae9cf1547bc663813eeece1e10248feaf1aad7930 [2023-11-23 21:22:30,088 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:22:30,137 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:22:30,140 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:22:30,141 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:22:30,142 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:22:30,143 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e33ba4-414f-417c-a6b9-b112f945e094/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-19.i [2023-11-23 21:22:33,307 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:22:33,625 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:22:33,625 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e33ba4-414f-417c-a6b9-b112f945e094/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-19.i [2023-11-23 21:22:33,636 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e33ba4-414f-417c-a6b9-b112f945e094/bin/utaipan-verify-mE87zJ7Ire/data/bac19bc26/8cb488ecc9ae4807878af9ffe430c1e5/FLAGf4221b4a0 [2023-11-23 21:22:33,653 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e33ba4-414f-417c-a6b9-b112f945e094/bin/utaipan-verify-mE87zJ7Ire/data/bac19bc26/8cb488ecc9ae4807878af9ffe430c1e5 [2023-11-23 21:22:33,659 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:22:33,660 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:22:33,663 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:22:33,664 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:22:33,669 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:22:33,670 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:22:33" (1/1) ... [2023-11-23 21:22:33,671 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b4d0e94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:33, skipping insertion in model container [2023-11-23 21:22:33,671 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:22:33" (1/1) ... [2023-11-23 21:22:33,727 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:22:33,928 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_88e33ba4-414f-417c-a6b9-b112f945e094/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-19.i[916,929] [2023-11-23 21:22:34,065 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:22:34,087 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:22:34,106 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_88e33ba4-414f-417c-a6b9-b112f945e094/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-19.i[916,929] [2023-11-23 21:22:34,192 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:22:34,218 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:22:34,218 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:34 WrapperNode [2023-11-23 21:22:34,219 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:22:34,220 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:22:34,220 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:22:34,220 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:22:34,229 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:34" (1/1) ... [2023-11-23 21:22:34,264 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:34" (1/1) ... [2023-11-23 21:22:34,330 INFO L138 Inliner]: procedures = 27, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 188 [2023-11-23 21:22:34,330 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:22:34,331 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:22:34,331 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:22:34,332 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:22:34,341 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:34" (1/1) ... [2023-11-23 21:22:34,342 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:34" (1/1) ... [2023-11-23 21:22:34,359 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:34" (1/1) ... [2023-11-23 21:22:34,359 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:34" (1/1) ... [2023-11-23 21:22:34,374 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:34" (1/1) ... [2023-11-23 21:22:34,378 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:34" (1/1) ... [2023-11-23 21:22:34,382 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:34" (1/1) ... [2023-11-23 21:22:34,384 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:34" (1/1) ... [2023-11-23 21:22:34,390 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:22:34,391 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:22:34,392 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:22:34,392 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:22:34,393 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:34" (1/1) ... [2023-11-23 21:22:34,415 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:22:34,433 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e33ba4-414f-417c-a6b9-b112f945e094/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:22:34,451 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e33ba4-414f-417c-a6b9-b112f945e094/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:22:34,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e33ba4-414f-417c-a6b9-b112f945e094/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:22:34,494 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:22:34,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 21:22:34,495 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:22:34,495 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:22:34,495 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:22:34,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:22:34,616 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:22:34,620 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:22:41,552 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:22:41,642 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:22:41,645 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:22:41,646 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:22:41 BoogieIcfgContainer [2023-11-23 21:22:41,646 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:22:41,648 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:22:41,650 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:22:41,653 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:22:41,654 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:22:33" (1/3) ... [2023-11-23 21:22:41,654 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@675afb6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:22:41, skipping insertion in model container [2023-11-23 21:22:41,655 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:34" (2/3) ... [2023-11-23 21:22:41,656 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@675afb6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:22:41, skipping insertion in model container [2023-11-23 21:22:41,657 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:22:41" (3/3) ... [2023-11-23 21:22:41,659 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-19.i [2023-11-23 21:22:41,681 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:22:41,682 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:22:41,750 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:22:41,758 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;@f46523, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:22:41,759 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:22:41,765 INFO L276 IsEmpty]: Start isEmpty. Operand has 79 states, 52 states have (on average 1.4807692307692308) internal successors, (77), 53 states have internal predecessors, (77), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-11-23 21:22:41,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2023-11-23 21:22:41,784 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:22:41,785 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:22:41,786 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:22:41,791 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:22:41,791 INFO L85 PathProgramCache]: Analyzing trace with hash -313225569, now seen corresponding path program 1 times [2023-11-23 21:22:41,803 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:22:41,804 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1512837951] [2023-11-23 21:22:41,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:22:41,805 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 [2023-11-23 21:22:41,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e33ba4-414f-417c-a6b9-b112f945e094/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:22:41,806 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e33ba4-414f-417c-a6b9-b112f945e094/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 21:22:41,827 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e33ba4-414f-417c-a6b9-b112f945e094/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:22:42,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:22:42,530 INFO L262 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 21:22:42,543 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:22:42,594 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 286 proven. 0 refuted. 0 times theorem prover too weak. 818 trivial. 0 not checked. [2023-11-23 21:22:42,595 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:22:42,595 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:22:42,596 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1512837951] [2023-11-23 21:22:42,596 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1512837951] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:22:42,597 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:22:42,597 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:22:42,599 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1024915272] [2023-11-23 21:22:42,600 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:22:42,604 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:22:42,605 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:22:42,640 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:22:42,641 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:22:42,643 INFO L87 Difference]: Start difference. First operand has 79 states, 52 states have (on average 1.4807692307692308) internal successors, (77), 53 states have internal predecessors, (77), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) Second operand has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2023-11-23 21:22:44,968 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:22:44,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:22:44,970 INFO L93 Difference]: Finished difference Result 155 states and 272 transitions. [2023-11-23 21:22:45,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:22:45,042 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 157 [2023-11-23 21:22:45,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:22:45,052 INFO L225 Difference]: With dead ends: 155 [2023-11-23 21:22:45,052 INFO L226 Difference]: Without dead ends: 77 [2023-11-23 21:22:45,057 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 156 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:22:45,061 INFO L413 NwaCegarLoop]: 117 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 117 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2023-11-23 21:22:45,063 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 117 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2023-11-23 21:22:45,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2023-11-23 21:22:45,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2023-11-23 21:22:45,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 51 states have (on average 1.411764705882353) internal successors, (72), 51 states have internal predecessors, (72), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-11-23 21:22:45,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 120 transitions. [2023-11-23 21:22:45,124 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 120 transitions. Word has length 157 [2023-11-23 21:22:45,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:22:45,125 INFO L495 AbstractCegarLoop]: Abstraction has 77 states and 120 transitions. [2023-11-23 21:22:45,125 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2023-11-23 21:22:45,126 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 120 transitions. [2023-11-23 21:22:45,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2023-11-23 21:22:45,131 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:22:45,131 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:22:45,155 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e33ba4-414f-417c-a6b9-b112f945e094/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:22:45,347 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e33ba4-414f-417c-a6b9-b112f945e094/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:22:45,347 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:22:45,348 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:22:45,348 INFO L85 PathProgramCache]: Analyzing trace with hash -1364639781, now seen corresponding path program 1 times [2023-11-23 21:22:45,349 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:22:45,350 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1580905968] [2023-11-23 21:22:45,350 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:22:45,350 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 [2023-11-23 21:22:45,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e33ba4-414f-417c-a6b9-b112f945e094/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:22:45,383 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e33ba4-414f-417c-a6b9-b112f945e094/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 21:22:45,407 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e33ba4-414f-417c-a6b9-b112f945e094/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:22:46,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:22:46,674 INFO L262 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 60 conjunts are in the unsatisfiable core [2023-11-23 21:22:46,700 INFO L285 TraceCheckSpWp]: Computing forward predicates...