./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-37.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5272f7-c394-4586-98e1-54173615adec/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5272f7-c394-4586-98e1-54173615adec/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5272f7-c394-4586-98e1-54173615adec/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5272f7-c394-4586-98e1-54173615adec/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-37.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5272f7-c394-4586-98e1-54173615adec/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5272f7-c394-4586-98e1-54173615adec/bin/utaipan-verify-NcY6lQBIFX --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3df77670afa39ace423f8f8369d847156a56fccf6b4e9eb57830fd07cb1fc0f9 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:08:40,770 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:08:40,883 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5272f7-c394-4586-98e1-54173615adec/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-12 00:08:40,891 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:08:40,891 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:08:40,932 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:08:40,933 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:08:40,934 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:08:40,935 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:08:40,940 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:08:40,940 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:08:40,941 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:08:40,941 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:08:40,943 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:08:40,943 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:08:40,943 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:08:40,944 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:08:40,944 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:08:40,945 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:08:40,945 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:08:40,947 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:08:40,947 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:08:40,949 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:08:40,949 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:08:40,949 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:08:40,950 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:08:40,950 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:08:40,950 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:08:40,951 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:08:40,951 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:08:40,953 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:08:40,953 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:08:40,953 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:08:40,953 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:08:40,953 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:08:40,954 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:08:40,954 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:08:40,954 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:08:40,954 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:08:40,955 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:08:40,955 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:08:40,955 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:08:40,955 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:08:40,955 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:08:40,956 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:08:40,956 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_aa5272f7-c394-4586-98e1-54173615adec/bin/utaipan-verify-NcY6lQBIFX/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5272f7-c394-4586-98e1-54173615adec/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3df77670afa39ace423f8f8369d847156a56fccf6b4e9eb57830fd07cb1fc0f9 [2023-11-12 00:08:41,296 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:08:41,329 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:08:41,331 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:08:41,333 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:08:41,333 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:08:41,336 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5272f7-c394-4586-98e1-54173615adec/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-37.i [2023-11-12 00:08:44,467 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:08:44,710 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:08:44,711 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5272f7-c394-4586-98e1-54173615adec/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-37.i [2023-11-12 00:08:44,724 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5272f7-c394-4586-98e1-54173615adec/bin/utaipan-verify-NcY6lQBIFX/data/0407d28b1/5979b6a51720419e92afaeb6f20bcca3/FLAGec2a7f9a0 [2023-11-12 00:08:44,739 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5272f7-c394-4586-98e1-54173615adec/bin/utaipan-verify-NcY6lQBIFX/data/0407d28b1/5979b6a51720419e92afaeb6f20bcca3 [2023-11-12 00:08:44,742 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:08:44,743 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:08:44,745 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:08:44,745 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:08:44,750 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:08:44,751 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:08:44" (1/1) ... [2023-11-12 00:08:44,752 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e624181 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:44, skipping insertion in model container [2023-11-12 00:08:44,752 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:08:44" (1/1) ... [2023-11-12 00:08:44,797 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:08:44,945 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_aa5272f7-c394-4586-98e1-54173615adec/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-37.i[919,932] [2023-11-12 00:08:45,047 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:08:45,061 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:08:45,073 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_aa5272f7-c394-4586-98e1-54173615adec/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-37.i[919,932] [2023-11-12 00:08:45,115 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:08:45,134 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:08:45,134 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:45 WrapperNode [2023-11-12 00:08:45,134 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:08:45,136 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:08:45,136 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:08:45,136 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:08:45,144 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:45" (1/1) ... [2023-11-12 00:08:45,158 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:45" (1/1) ... [2023-11-12 00:08:45,224 INFO L138 Inliner]: procedures = 26, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 240 [2023-11-12 00:08:45,225 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:08:45,225 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:08:45,226 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:08:45,226 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:08:45,236 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:45" (1/1) ... [2023-11-12 00:08:45,236 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:45" (1/1) ... [2023-11-12 00:08:45,241 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:45" (1/1) ... [2023-11-12 00:08:45,241 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:45" (1/1) ... [2023-11-12 00:08:45,258 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:45" (1/1) ... [2023-11-12 00:08:45,263 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:45" (1/1) ... [2023-11-12 00:08:45,268 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:45" (1/1) ... [2023-11-12 00:08:45,272 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:45" (1/1) ... [2023-11-12 00:08:45,280 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:08:45,281 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:08:45,282 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:08:45,282 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:08:45,283 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:45" (1/1) ... [2023-11-12 00:08:45,290 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:08:45,306 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5272f7-c394-4586-98e1-54173615adec/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:08:45,329 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5272f7-c394-4586-98e1-54173615adec/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:08:45,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5272f7-c394-4586-98e1-54173615adec/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:08:45,371 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:08:45,371 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:08:45,371 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:08:45,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:08:45,372 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:08:45,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:08:45,507 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:08:45,508 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:08:46,175 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:08:46,630 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:08:46,630 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:08:46,635 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:08:46 BoogieIcfgContainer [2023-11-12 00:08:46,636 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:08:46,639 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:08:46,640 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:08:46,644 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:08:46,644 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:08:44" (1/3) ... [2023-11-12 00:08:46,646 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3632eba0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:08:46, skipping insertion in model container [2023-11-12 00:08:46,646 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:45" (2/3) ... [2023-11-12 00:08:46,649 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3632eba0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:08:46, skipping insertion in model container [2023-11-12 00:08:46,649 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:08:46" (3/3) ... [2023-11-12 00:08:46,651 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-37.i [2023-11-12 00:08:46,672 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:08:46,672 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:08:46,761 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:08:46,789 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;@15f06426, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:08:46,791 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:08:46,796 INFO L276 IsEmpty]: Start isEmpty. Operand has 50 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 22 states have internal predecessors, (24), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-12 00:08:46,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-11-12 00:08:46,820 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:08:46,821 INFO L195 NwaCegarLoop]: trace histogram [26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:08:46,822 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:08:46,852 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:08:46,853 INFO L85 PathProgramCache]: Analyzing trace with hash 1258722423, now seen corresponding path program 1 times [2023-11-12 00:08:46,866 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:08:46,866 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [843009979] [2023-11-12 00:08:46,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:08:46,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:08:47,116 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 00:08:47,117 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [684420237] [2023-11-12 00:08:47,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:08:47,117 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:08:47,117 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5272f7-c394-4586-98e1-54173615adec/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:08:47,121 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5272f7-c394-4586-98e1-54173615adec/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 00:08:47,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5272f7-c394-4586-98e1-54173615adec/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-12 00:08:47,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:08:47,439 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 00:08:47,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:08:47,737 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-12 00:08:47,740 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-12 00:08:47,741 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-12 00:08:47,752 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5272f7-c394-4586-98e1-54173615adec/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-12 00:08:47,950 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5272f7-c394-4586-98e1-54173615adec/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-12 00:08:47,954 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-12 00:08:47,958 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 00:08:48,142 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 12:08:48 BoogieIcfgContainer [2023-11-12 00:08:48,143 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 00:08:48,143 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:08:48,143 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:08:48,144 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:08:48,144 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:08:46" (3/4) ... [2023-11-12 00:08:48,146 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 00:08:48,148 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:08:48,149 INFO L158 Benchmark]: Toolchain (without parser) took 3405.39ms. Allocated memory was 146.8MB in the beginning and 192.9MB in the end (delta: 46.1MB). Free memory was 100.7MB in the beginning and 109.0MB in the end (delta: -8.3MB). Peak memory consumption was 36.3MB. Max. memory is 16.1GB. [2023-11-12 00:08:48,150 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 146.8MB. Free memory is still 119.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:08:48,150 INFO L158 Benchmark]: CACSL2BoogieTranslator took 390.29ms. Allocated memory is still 146.8MB. Free memory was 100.2MB in the beginning and 84.5MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-12 00:08:48,151 INFO L158 Benchmark]: Boogie Procedure Inliner took 89.19ms. Allocated memory is still 146.8MB. Free memory was 84.5MB in the beginning and 79.8MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 00:08:48,152 INFO L158 Benchmark]: Boogie Preprocessor took 55.14ms. Allocated memory is still 146.8MB. Free memory was 79.8MB in the beginning and 77.1MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:08:48,152 INFO L158 Benchmark]: RCFGBuilder took 1354.39ms. Allocated memory was 146.8MB in the beginning and 192.9MB in the end (delta: 46.1MB). Free memory was 77.1MB in the beginning and 91.4MB in the end (delta: -14.3MB). Peak memory consumption was 41.2MB. Max. memory is 16.1GB. [2023-11-12 00:08:48,153 INFO L158 Benchmark]: TraceAbstraction took 1503.45ms. Allocated memory is still 192.9MB. Free memory was 91.4MB in the beginning and 109.0MB in the end (delta: -17.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:08:48,153 INFO L158 Benchmark]: Witness Printer took 4.42ms. Allocated memory is still 192.9MB. Free memory is still 109.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:08:48,157 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 146.8MB. Free memory is still 119.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 390.29ms. Allocated memory is still 146.8MB. Free memory was 100.2MB in the beginning and 84.5MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 89.19ms. Allocated memory is still 146.8MB. Free memory was 84.5MB in the beginning and 79.8MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.14ms. Allocated memory is still 146.8MB. Free memory was 79.8MB in the beginning and 77.1MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1354.39ms. Allocated memory was 146.8MB in the beginning and 192.9MB in the end (delta: 46.1MB). Free memory was 77.1MB in the beginning and 91.4MB in the end (delta: -14.3MB). Peak memory consumption was 41.2MB. Max. memory is 16.1GB. * TraceAbstraction took 1503.45ms. Allocated memory is still 192.9MB. Free memory was 91.4MB in the beginning and 109.0MB in the end (delta: -17.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.42ms. Allocated memory is still 192.9MB. Free memory is still 109.0MB. 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 109, overapproximation of bitwiseOr at line 77, overapproximation of bitwiseAnd at line 77, overapproximation of someBinaryArithmeticDOUBLEoperation at line 99, overapproximation of someBinaryDOUBLEComparisonOperation at line 93. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = 256; [L23] unsigned short int var_1_2 = 51640; [L24] unsigned short int var_1_3 = 5; [L25] float var_1_7 = 128.8; [L26] unsigned char var_1_8 = 2; [L27] float var_1_9 = 256.5; [L28] float var_1_10 = 7.25; [L29] signed char var_1_11 = 64; [L30] signed char var_1_12 = -16; [L31] double var_1_13 = 0.9; [L32] unsigned char var_1_14 = 1; [L33] double var_1_15 = 0.0; [L34] double var_1_16 = 1.275; [L35] unsigned short int var_1_17 = 8; [L36] unsigned short int var_1_18 = 35331; [L37] signed char var_1_19 = -128; [L38] double var_1_20 = 0.0; [L39] double var_1_21 = 0.0; [L40] signed char var_1_22 = -8; [L41] signed char var_1_23 = 50; [L42] signed long int var_1_27 = 32; [L43] unsigned char var_1_28 = 64; [L44] signed char var_1_29 = 100; [L45] signed char var_1_30 = -1; [L46] signed char var_1_31 = 10; [L47] signed char var_1_32 = 5; [L48] signed char var_1_33 = 1; [L49] unsigned short int var_1_34 = 32; [L50] signed long int var_1_36 = -8; [L51] float last_1_var_1_10 = 7.25; [L52] double last_1_var_1_13 = 0.9; [L53] unsigned short int last_1_var_1_17 = 8; [L54] signed char last_1_var_1_19 = -128; [L186] isInitial = 1 [L187] FCALL initially() [L188] COND TRUE 1 [L189] CALL updateLastVariables() [L176] last_1_var_1_10 = var_1_10 [L177] last_1_var_1_13 = var_1_13 [L178] last_1_var_1_17 = var_1_17 [L179] last_1_var_1_19 = var_1_19 [L189] RET updateLastVariables() [L190] CALL updateVariables() [L133] var_1_2 = __VERIFIER_nondet_ushort() [L134] CALL assume_abort_if_not(var_1_2 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=5, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not(var_1_2 >= 32767) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=5, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L135] CALL assume_abort_if_not(var_1_2 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=5, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not(var_1_2 <= 65535) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=5, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L136] var_1_3 = __VERIFIER_nondet_ushort() [L137] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=0, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=0, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L138] CALL assume_abort_if_not(var_1_3 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=0, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_3 <= 32767) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=0, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L139] var_1_8 = __VERIFIER_nondet_uchar() [L140] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=0, var_1_7=644/5, var_1_8=32, var_1_9=513/2] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=0, var_1_7=644/5, var_1_8=32, var_1_9=513/2] [L141] CALL assume_abort_if_not(var_1_8 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=0, var_1_7=644/5, var_1_8=32, var_1_9=513/2] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_8 <= 255) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=0, var_1_7=644/5, var_1_8=32, var_1_9=513/2] [L142] CALL assume_abort_if_not(var_1_8 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=0, var_1_7=644/5, var_1_8=32, var_1_9=513/2] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_8 != 0) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=0, var_1_7=644/5, var_1_8=32, var_1_9=513/2] [L143] var_1_9 = __VERIFIER_nondet_float() [L144] CALL assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=0, var_1_7=644/5, var_1_8=32, var_1_9=2] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=0, var_1_7=644/5, var_1_8=32, var_1_9=2] [L145] var_1_12 = __VERIFIER_nondet_char() [L146] CALL assume_abort_if_not(var_1_12 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=0, var_1_7=644/5, var_1_8=32, var_1_9=2] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_12 >= -127) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=0, var_1_7=644/5, var_1_8=32, var_1_9=2] [L147] CALL assume_abort_if_not(var_1_12 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=0, var_1_7=644/5, var_1_8=32, var_1_9=2] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_12 <= 126) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=0, var_1_7=644/5, var_1_8=32, var_1_9=2] [L148] var_1_14 = __VERIFIER_nondet_uchar() [L149] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=0, var_1_7=644/5, var_1_8=32, var_1_9=2] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=0, var_1_7=644/5, var_1_8=32, var_1_9=2] [L150] CALL assume_abort_if_not(var_1_14 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=0, var_1_7=644/5, var_1_8=32, var_1_9=2] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_14 <= 1) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=0, var_1_7=644/5, var_1_8=32, var_1_9=2] [L151] var_1_15 = __VERIFIER_nondet_double() [L152] CALL assume_abort_if_not((var_1_15 >= 2305843.009213691390e+12F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=1, var_1_15=3, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=0, var_1_7=644/5, var_1_8=32, var_1_9=2] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not((var_1_15 >= 2305843.009213691390e+12F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=1, var_1_15=3, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=0, var_1_7=644/5, var_1_8=32, var_1_9=2] [L153] var_1_16 = __VERIFIER_nondet_double() [L154] CALL assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=1, var_1_15=3, var_1_16=4, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=0, var_1_7=644/5, var_1_8=32, var_1_9=2] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=1, var_1_15=3, var_1_16=4, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=0, var_1_7=644/5, var_1_8=32, var_1_9=2] [L155] var_1_18 = __VERIFIER_nondet_ushort() [L156] CALL assume_abort_if_not(var_1_18 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=1, var_1_15=3, var_1_16=4, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=0, var_1_7=644/5, var_1_8=32, var_1_9=2] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_18 >= 32767) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=1, var_1_15=3, var_1_16=4, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=0, var_1_7=644/5, var_1_8=32, var_1_9=2] [L157] CALL assume_abort_if_not(var_1_18 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=1, var_1_15=3, var_1_16=4, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=0, var_1_7=644/5, var_1_8=32, var_1_9=2] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_18 <= 65534) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=1, var_1_15=3, var_1_16=4, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=0, var_1_7=644/5, var_1_8=32, var_1_9=2] [L158] var_1_20 = __VERIFIER_nondet_double() [L159] CALL assume_abort_if_not((var_1_20 >= 4611686.018427387900e+12F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854776000e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=1, var_1_15=3, var_1_16=4, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_20=5, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=0, var_1_7=644/5, var_1_8=32, var_1_9=2] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not((var_1_20 >= 4611686.018427387900e+12F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854776000e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=1, var_1_15=3, var_1_16=4, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_20=5, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=0, var_1_7=644/5, var_1_8=32, var_1_9=2] [L160] var_1_21 = __VERIFIER_nondet_double() [L161] CALL assume_abort_if_not((var_1_21 >= 4611686.018427387900e+12F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854776000e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=1, var_1_15=3, var_1_16=4, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_20=5, var_1_21=6, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=0, var_1_7=644/5, var_1_8=32, var_1_9=2] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not((var_1_21 >= 4611686.018427387900e+12F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854776000e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=1, var_1_15=3, var_1_16=4, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_20=5, var_1_21=6, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=0, var_1_7=644/5, var_1_8=32, var_1_9=2] [L162] var_1_22 = __VERIFIER_nondet_char() [L163] CALL assume_abort_if_not(var_1_22 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=1, var_1_15=3, var_1_16=4, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_20=5, var_1_21=6, var_1_22=65, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=0, var_1_7=644/5, var_1_8=32, var_1_9=2] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_22 >= -127) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=1, var_1_15=3, var_1_16=4, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_20=5, var_1_21=6, var_1_22=65, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=0, var_1_7=644/5, var_1_8=32, var_1_9=2] [L164] CALL assume_abort_if_not(var_1_22 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=1, var_1_15=3, var_1_16=4, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_20=5, var_1_21=6, var_1_22=65, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=0, var_1_7=644/5, var_1_8=32, var_1_9=2] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_22 <= 126) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=1, var_1_15=3, var_1_16=4, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_20=5, var_1_21=6, var_1_22=65, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=0, var_1_7=644/5, var_1_8=32, var_1_9=2] [L165] var_1_30 = __VERIFIER_nondet_char() [L166] CALL assume_abort_if_not(var_1_30 >= -126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=1, var_1_15=3, var_1_16=4, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_20=5, var_1_21=6, var_1_22=65, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=126, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=0, var_1_7=644/5, var_1_8=32, var_1_9=2] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_30 >= -126) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=1, var_1_15=3, var_1_16=4, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_20=5, var_1_21=6, var_1_22=65, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=126, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=0, var_1_7=644/5, var_1_8=32, var_1_9=2] [L167] CALL assume_abort_if_not(var_1_30 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=1, var_1_15=3, var_1_16=4, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_20=5, var_1_21=6, var_1_22=65, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=126, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=0, var_1_7=644/5, var_1_8=32, var_1_9=2] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_30 <= 126) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=1, var_1_15=3, var_1_16=4, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_20=5, var_1_21=6, var_1_22=65, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=126, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=0, var_1_7=644/5, var_1_8=32, var_1_9=2] [L168] var_1_31 = __VERIFIER_nondet_char() [L169] CALL assume_abort_if_not(var_1_31 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=1, var_1_15=3, var_1_16=4, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_20=5, var_1_21=6, var_1_22=65, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=126, var_1_31=0, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=0, var_1_7=644/5, var_1_8=32, var_1_9=2] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_31 >= 0) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=1, var_1_15=3, var_1_16=4, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_20=5, var_1_21=6, var_1_22=65, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=126, var_1_31=0, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=0, var_1_7=644/5, var_1_8=32, var_1_9=2] [L170] CALL assume_abort_if_not(var_1_31 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=1, var_1_15=3, var_1_16=4, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_20=5, var_1_21=6, var_1_22=65, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=126, var_1_31=0, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=0, var_1_7=644/5, var_1_8=32, var_1_9=2] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_31 <= 126) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=1, var_1_15=3, var_1_16=4, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_20=5, var_1_21=6, var_1_22=65, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=126, var_1_31=0, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=0, var_1_7=644/5, var_1_8=32, var_1_9=2] [L171] var_1_33 = __VERIFIER_nondet_char() [L172] CALL assume_abort_if_not(var_1_33 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=1, var_1_15=3, var_1_16=4, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_20=5, var_1_21=6, var_1_22=65, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=126, var_1_31=0, var_1_32=5, var_1_33=126, var_1_34=32, var_1_36=-8, var_1_3=0, var_1_7=644/5, var_1_8=32, var_1_9=2] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_33 >= 0) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=1, var_1_15=3, var_1_16=4, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_20=5, var_1_21=6, var_1_22=65, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=126, var_1_31=0, var_1_32=5, var_1_33=126, var_1_34=32, var_1_36=-8, var_1_3=0, var_1_7=644/5, var_1_8=32, var_1_9=2] [L173] CALL assume_abort_if_not(var_1_33 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=1, var_1_15=3, var_1_16=4, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_20=5, var_1_21=6, var_1_22=65, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=126, var_1_31=0, var_1_32=5, var_1_33=126, var_1_34=32, var_1_36=-8, var_1_3=0, var_1_7=644/5, var_1_8=32, var_1_9=2] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_33 <= 126) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=65, var_1_13=9/10, var_1_14=1, var_1_15=3, var_1_16=4, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_20=5, var_1_21=6, var_1_22=65, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=126, var_1_31=0, var_1_32=5, var_1_33=126, var_1_34=32, var_1_36=-8, var_1_3=0, var_1_7=644/5, var_1_8=32, var_1_9=2] [L190] RET updateVariables() [L191] CALL step() [L58] COND TRUE (~ (- var_1_3)) < var_1_2 [L59] COND FALSE !(var_1_2 < -64) [L63] COND TRUE var_1_8 > var_1_19 [L64] var_1_27 = ((((var_1_8) > (var_1_22)) ? (var_1_8) : (var_1_22))) [L66] COND TRUE var_1_17 <= (((((((var_1_2) < 0 ) ? -(var_1_2) : (var_1_2))) < 0 ) ? -((((var_1_2) < 0 ) ? -(var_1_2) : (var_1_2))) : ((((var_1_2) < 0 ) ? -(var_1_2) : (var_1_2))))) [L67] var_1_28 = 4 [L69] COND FALSE !(var_1_12 <= 16) [L72] COND FALSE !(var_1_11 >= var_1_1) [L75] var_1_32 = var_1_22 [L77] EXPR var_1_17 & var_1_11 [L77] EXPR (var_1_17 & var_1_11) ^ var_1_12 [L77] EXPR var_1_19 & var_1_33 [L77] COND FALSE !(((var_1_17 & var_1_11) ^ var_1_12) < (var_1_19 & var_1_33)) [L82] EXPR var_1_3 & (~ var_1_17) [L82] COND TRUE (var_1_3 & (~ var_1_17)) <= var_1_3 [L83] COND TRUE \read(var_1_14) [L84] var_1_36 = ((((var_1_17) > (((((var_1_19) < (((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3))))) ? (var_1_19) : (((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3)))))))) ? (var_1_17) : (((((var_1_19) < (((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3))))) ? (var_1_19) : (((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3))))))))) [L91] signed long int stepLocal_2 = var_1_3 + last_1_var_1_19; [L92] COND TRUE \read(var_1_14) [L93] COND FALSE !(last_1_var_1_13 <= var_1_9) [L96] COND FALSE !(((((last_1_var_1_17) < ((var_1_2 * last_1_var_1_17))) ? (last_1_var_1_17) : ((var_1_2 * last_1_var_1_17)))) == stepLocal_2) [L99] var_1_13 = (16.5 + ((var_1_15 - 49.35) - var_1_16)) [L103] COND FALSE !(var_1_13 > ((var_1_20 - var_1_15) - (var_1_21 - var_1_16))) [L106] var_1_19 = var_1_12 [L108] var_1_17 = (var_1_18 - var_1_3) [L109] COND TRUE (var_1_17 >= var_1_17) || (var_1_9 > last_1_var_1_10) [L110] var_1_10 = var_1_9 [L112] COND TRUE var_1_10 >= var_1_10 [L113] COND TRUE var_1_9 < var_1_10 [L114] var_1_11 = var_1_12 [L117] COND TRUE (var_1_2 - var_1_3) > var_1_17 [L118] var_1_1 = (((((((((var_1_11 + var_1_3)) < (var_1_2)) ? ((var_1_11 + var_1_3)) : (var_1_2)))) < (var_1_17)) ? ((((((var_1_11 + var_1_3)) < (var_1_2)) ? ((var_1_11 + var_1_3)) : (var_1_2)))) : (var_1_17))) [L122] signed long int stepLocal_1 = var_1_1 / ((((2) < (var_1_2)) ? (2) : (var_1_2))); [L123] unsigned short int stepLocal_0 = var_1_3; [L124] COND TRUE (var_1_19 / var_1_8) < stepLocal_1 [L125] COND TRUE var_1_1 >= stepLocal_0 [L126] var_1_7 = 0.75f [L191] RET step() [L192] CALL, EXPR property() [L182-L183] return ((((((((var_1_2 - var_1_3) > var_1_17) ? (var_1_1 == ((signed long int) (((((((((var_1_11 + var_1_3)) < (var_1_2)) ? ((var_1_11 + var_1_3)) : (var_1_2)))) < (var_1_17)) ? ((((((var_1_11 + var_1_3)) < (var_1_2)) ? ((var_1_11 + var_1_3)) : (var_1_2)))) : (var_1_17))))) : (var_1_1 == ((signed long int) 0))) && (((var_1_19 / var_1_8) < (var_1_1 / ((((2) < (var_1_2)) ? (2) : (var_1_2))))) ? ((var_1_1 >= var_1_3) ? (var_1_7 == ((float) 0.75f)) : (var_1_7 == ((float) var_1_9))) : 1)) && (((var_1_17 >= var_1_17) || (var_1_9 > last_1_var_1_10)) ? (var_1_10 == ((float) var_1_9)) : 1)) && ((var_1_10 >= var_1_10) ? ((var_1_9 < var_1_10) ? (var_1_11 == ((signed char) var_1_12)) : 1) : 1)) && (var_1_14 ? ((last_1_var_1_13 <= var_1_9) ? (var_1_13 == ((double) var_1_9)) : ((((((last_1_var_1_17) < ((var_1_2 * last_1_var_1_17))) ? (last_1_var_1_17) : ((var_1_2 * last_1_var_1_17)))) == (var_1_3 + last_1_var_1_19)) ? (var_1_13 == ((double) 8.75)) : (var_1_13 == ((double) (16.5 + ((var_1_15 - 49.35) - var_1_16)))))) : 1)) && (var_1_17 == ((unsigned short int) (var_1_18 - var_1_3)))) && ((var_1_13 > ((var_1_20 - var_1_15) - (var_1_21 - var_1_16))) ? (var_1_19 == ((signed char) ((((var_1_12) > (var_1_22)) ? (var_1_12) : (var_1_22))))) : (var_1_19 == ((signed char) var_1_12))) ; [L192] RET, EXPR property() [L192] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=2, var_1_11=65, var_1_12=65, var_1_13=2, var_1_14=1, var_1_15=3, var_1_16=4, var_1_17=32767, var_1_18=32767, var_1_19=65, var_1_1=65, var_1_20=5, var_1_21=6, var_1_22=65, var_1_23=50, var_1_27=65, var_1_28=4, var_1_29=100, var_1_2=32768, var_1_30=126, var_1_31=0, var_1_32=65, var_1_33=126, var_1_34=32, var_1_36=8, var_1_3=0, var_1_7=3/4, var_1_8=32, var_1_9=2] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=2, var_1_11=65, var_1_12=65, var_1_13=2, var_1_14=1, var_1_15=3, var_1_16=4, var_1_17=32767, var_1_18=32767, var_1_19=65, var_1_1=65, var_1_20=5, var_1_21=6, var_1_22=65, var_1_23=50, var_1_27=65, var_1_28=4, var_1_29=100, var_1_2=32768, var_1_30=126, var_1_31=0, var_1_32=65, var_1_33=126, var_1_34=32, var_1_36=8, var_1_3=0, var_1_7=3/4, var_1_8=32, var_1_9=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 50 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 1, TraceHistogramMax: 26, 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=50occurred 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, 97 NumberOfCodeBlocks, 97 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-12 00:08:48,191 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5272f7-c394-4586-98e1-54173615adec/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5272f7-c394-4586-98e1-54173615adec/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5272f7-c394-4586-98e1-54173615adec/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5272f7-c394-4586-98e1-54173615adec/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5272f7-c394-4586-98e1-54173615adec/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-37.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5272f7-c394-4586-98e1-54173615adec/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5272f7-c394-4586-98e1-54173615adec/bin/utaipan-verify-NcY6lQBIFX --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3df77670afa39ace423f8f8369d847156a56fccf6b4e9eb57830fd07cb1fc0f9 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:08:50,902 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:08:51,059 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5272f7-c394-4586-98e1-54173615adec/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-12 00:08:51,068 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:08:51,069 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:08:51,115 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:08:51,116 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:08:51,117 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:08:51,118 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:08:51,122 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:08:51,123 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:08:51,123 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:08:51,124 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:08:51,125 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:08:51,126 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:08:51,126 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:08:51,127 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:08:51,128 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:08:51,128 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:08:51,129 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:08:51,130 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:08:51,130 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:08:51,131 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:08:51,131 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:08:51,131 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:08:51,132 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:08:51,132 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:08:51,133 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:08:51,133 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:08:51,133 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:08:51,135 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:08:51,135 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 00:08:51,135 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:08:51,136 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:08:51,136 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:08:51,136 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:08:51,136 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:08:51,137 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:08:51,137 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:08:51,138 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:08:51,138 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:08:51,138 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:08:51,139 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_aa5272f7-c394-4586-98e1-54173615adec/bin/utaipan-verify-NcY6lQBIFX/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5272f7-c394-4586-98e1-54173615adec/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3df77670afa39ace423f8f8369d847156a56fccf6b4e9eb57830fd07cb1fc0f9 [2023-11-12 00:08:51,511 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:08:51,533 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:08:51,536 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:08:51,537 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:08:51,537 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:08:51,539 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5272f7-c394-4586-98e1-54173615adec/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-37.i [2023-11-12 00:08:54,654 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:08:54,952 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:08:54,952 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5272f7-c394-4586-98e1-54173615adec/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-37.i [2023-11-12 00:08:54,964 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5272f7-c394-4586-98e1-54173615adec/bin/utaipan-verify-NcY6lQBIFX/data/d1c68fc8b/359a1c7d97c84e32b9998162ddcdc053/FLAG0f1119049 [2023-11-12 00:08:54,980 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5272f7-c394-4586-98e1-54173615adec/bin/utaipan-verify-NcY6lQBIFX/data/d1c68fc8b/359a1c7d97c84e32b9998162ddcdc053 [2023-11-12 00:08:54,983 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:08:54,984 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:08:54,986 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:08:54,986 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:08:54,991 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:08:54,992 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:08:54" (1/1) ... [2023-11-12 00:08:54,993 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10e4145b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:54, skipping insertion in model container [2023-11-12 00:08:54,994 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:08:54" (1/1) ... [2023-11-12 00:08:55,030 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:08:55,230 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_aa5272f7-c394-4586-98e1-54173615adec/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-37.i[919,932] [2023-11-12 00:08:55,364 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:08:55,389 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:08:55,407 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_aa5272f7-c394-4586-98e1-54173615adec/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-37.i[919,932] [2023-11-12 00:08:55,486 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:08:55,515 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:08:55,515 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:55 WrapperNode [2023-11-12 00:08:55,516 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:08:55,517 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:08:55,517 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:08:55,518 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:08:55,526 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:55" (1/1) ... [2023-11-12 00:08:55,553 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:55" (1/1) ... [2023-11-12 00:08:55,587 INFO L138 Inliner]: procedures = 27, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 187 [2023-11-12 00:08:55,597 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:08:55,598 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:08:55,599 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:08:55,599 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:08:55,610 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:55" (1/1) ... [2023-11-12 00:08:55,610 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:55" (1/1) ... [2023-11-12 00:08:55,622 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:55" (1/1) ... [2023-11-12 00:08:55,623 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:55" (1/1) ... [2023-11-12 00:08:55,645 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:55" (1/1) ... [2023-11-12 00:08:55,649 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:55" (1/1) ... [2023-11-12 00:08:55,653 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:55" (1/1) ... [2023-11-12 00:08:55,655 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:55" (1/1) ... [2023-11-12 00:08:55,660 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:08:55,661 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:08:55,662 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:08:55,662 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:08:55,675 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:55" (1/1) ... [2023-11-12 00:08:55,681 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:08:55,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5272f7-c394-4586-98e1-54173615adec/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:08:55,717 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5272f7-c394-4586-98e1-54173615adec/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:08:55,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5272f7-c394-4586-98e1-54173615adec/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:08:55,783 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:08:55,784 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:08:55,784 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:08:55,784 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:08:55,785 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:08:55,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:08:55,924 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:08:55,926 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:09:04,893 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:09:04,901 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:09:04,902 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:09:04,904 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:09:04 BoogieIcfgContainer [2023-11-12 00:09:04,904 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:09:04,907 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:09:04,908 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:09:04,911 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:09:04,912 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:08:54" (1/3) ... [2023-11-12 00:09:04,913 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66d9ea49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:09:04, skipping insertion in model container [2023-11-12 00:09:04,913 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:55" (2/3) ... [2023-11-12 00:09:04,913 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66d9ea49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:09:04, skipping insertion in model container [2023-11-12 00:09:04,914 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:09:04" (3/3) ... [2023-11-12 00:09:04,915 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-37.i [2023-11-12 00:09:04,936 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:09:04,936 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:09:04,991 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:09:04,998 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;@2b745aa6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:09:04,999 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:09:05,004 INFO L276 IsEmpty]: Start isEmpty. Operand has 84 states, 55 states have (on average 1.4727272727272727) internal successors, (81), 56 states have internal predecessors, (81), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-12 00:09:05,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2023-11-12 00:09:05,024 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:09:05,025 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:09:05,025 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:09:05,033 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:09:05,033 INFO L85 PathProgramCache]: Analyzing trace with hash -583826916, now seen corresponding path program 1 times [2023-11-12 00:09:05,049 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:09:05,049 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1295333735] [2023-11-12 00:09:05,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:09:05,050 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 00:09:05,051 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5272f7-c394-4586-98e1-54173615adec/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:09:05,055 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5272f7-c394-4586-98e1-54173615adec/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-12 00:09:05,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5272f7-c394-4586-98e1-54173615adec/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-12 00:09:05,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:09:05,938 INFO L262 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 00:09:05,954 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:09:06,034 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 554 proven. 0 refuted. 0 times theorem prover too weak. 746 trivial. 0 not checked. [2023-11-12 00:09:06,035 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:09:06,035 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:09:06,036 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1295333735] [2023-11-12 00:09:06,037 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1295333735] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:09:06,037 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:09:06,037 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 00:09:06,039 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [691734880] [2023-11-12 00:09:06,040 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:09:06,045 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-12 00:09:06,047 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:09:06,097 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-12 00:09:06,098 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 00:09:06,102 INFO L87 Difference]: Start difference. First operand has 84 states, 55 states have (on average 1.4727272727272727) internal successors, (81), 56 states have internal predecessors, (81), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Second operand has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-12 00:09:06,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:09:06,146 INFO L93 Difference]: Finished difference Result 160 states and 284 transitions. [2023-11-12 00:09:06,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-12 00:09:06,149 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 171 [2023-11-12 00:09:06,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:09:06,158 INFO L225 Difference]: With dead ends: 160 [2023-11-12 00:09:06,158 INFO L226 Difference]: Without dead ends: 79 [2023-11-12 00:09:06,163 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 170 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 00:09:06,167 INFO L413 NwaCegarLoop]: 121 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 121 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-12 00:09:06,169 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 121 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 00:09:06,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2023-11-12 00:09:06,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 79. [2023-11-12 00:09:06,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 51 states have (on average 1.3529411764705883) internal successors, (69), 51 states have internal predecessors, (69), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-12 00:09:06,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 121 transitions. [2023-11-12 00:09:06,256 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 121 transitions. Word has length 171 [2023-11-12 00:09:06,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:09:06,256 INFO L495 AbstractCegarLoop]: Abstraction has 79 states and 121 transitions. [2023-11-12 00:09:06,257 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-12 00:09:06,258 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 121 transitions. [2023-11-12 00:09:06,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2023-11-12 00:09:06,269 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:09:06,270 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:09:06,303 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5272f7-c394-4586-98e1-54173615adec/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-12 00:09:06,495 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5272f7-c394-4586-98e1-54173615adec/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 00:09:06,496 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:09:06,496 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:09:06,497 INFO L85 PathProgramCache]: Analyzing trace with hash -1193460650, now seen corresponding path program 1 times [2023-11-12 00:09:06,498 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:09:06,498 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1291636909] [2023-11-12 00:09:06,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:09:06,498 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 00:09:06,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5272f7-c394-4586-98e1-54173615adec/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:09:06,500 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5272f7-c394-4586-98e1-54173615adec/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-12 00:09:06,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5272f7-c394-4586-98e1-54173615adec/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-12 00:09:07,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:09:07,234 INFO L262 TraceCheckSpWp]: Trace formula consists of 281 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-12 00:09:07,244 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:09:09,788 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 25 proven. 75 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-11-12 00:09:09,789 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 00:09:10,350 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:09:10,351 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1291636909] [2023-11-12 00:09:10,351 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1291636909] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-12 00:09:10,351 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1127575169] [2023-11-12 00:09:10,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:09:10,352 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-12 00:09:10,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5272f7-c394-4586-98e1-54173615adec/bin/utaipan-verify-NcY6lQBIFX/cvc4 [2023-11-12 00:09:10,359 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5272f7-c394-4586-98e1-54173615adec/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-12 00:09:10,399 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5272f7-c394-4586-98e1-54173615adec/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-12 00:09:12,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:09:12,200 INFO L262 TraceCheckSpWp]: Trace formula consists of 281 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-12 00:09:12,206 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:09:14,503 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-12 00:09:14,503 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:09:14,503 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1127575169] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:09:14,503 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-12 00:09:14,504 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [5] total 6 [2023-11-12 00:09:14,505 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [269411276] [2023-11-12 00:09:14,505 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:09:14,506 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 00:09:14,506 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:09:14,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 00:09:14,510 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2023-11-12 00:09:14,511 INFO L87 Difference]: Start difference. First operand 79 states and 121 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-12 00:09:16,818 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:09:16,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:09:16,939 INFO L93 Difference]: Finished difference Result 222 states and 346 transitions. [2023-11-12 00:09:16,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 00:09:16,940 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 171 [2023-11-12 00:09:16,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:09:16,944 INFO L225 Difference]: With dead ends: 222 [2023-11-12 00:09:16,945 INFO L226 Difference]: Without dead ends: 146 [2023-11-12 00:09:16,946 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 502 GetRequests, 495 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2023-11-12 00:09:16,948 INFO L413 NwaCegarLoop]: 117 mSDtfsCounter, 27 mSDsluCounter, 107 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27 SdHoareTripleChecker+Valid, 224 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2023-11-12 00:09:16,949 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [27 Valid, 224 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 14 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2023-11-12 00:09:16,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2023-11-12 00:09:16,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 132. [2023-11-12 00:09:16,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 132 states, 77 states have (on average 1.2857142857142858) internal successors, (99), 77 states have internal predecessors, (99), 52 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2023-11-12 00:09:16,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 203 transitions. [2023-11-12 00:09:16,989 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 203 transitions. Word has length 171 [2023-11-12 00:09:16,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:09:16,990 INFO L495 AbstractCegarLoop]: Abstraction has 132 states and 203 transitions. [2023-11-12 00:09:16,991 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-12 00:09:16,991 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 203 transitions. [2023-11-12 00:09:16,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2023-11-12 00:09:16,994 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:09:16,994 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:09:17,013 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5272f7-c394-4586-98e1-54173615adec/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2023-11-12 00:09:17,228 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5272f7-c394-4586-98e1-54173615adec/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-12 00:09:17,407 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5272f7-c394-4586-98e1-54173615adec/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5272f7-c394-4586-98e1-54173615adec/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 00:09:17,408 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:09:17,408 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:09:17,408 INFO L85 PathProgramCache]: Analyzing trace with hash 1513158744, now seen corresponding path program 1 times [2023-11-12 00:09:17,409 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:09:17,410 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1175658312] [2023-11-12 00:09:17,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:09:17,410 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 00:09:17,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5272f7-c394-4586-98e1-54173615adec/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:09:17,412 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5272f7-c394-4586-98e1-54173615adec/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-12 00:09:17,449 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5272f7-c394-4586-98e1-54173615adec/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-12 00:09:18,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:09:18,190 INFO L262 TraceCheckSpWp]: Trace formula consists of 281 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-12 00:09:18,196 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:09:20,795 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 25 proven. 75 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-11-12 00:09:20,795 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 00:09:21,395 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:09:21,395 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1175658312] [2023-11-12 00:09:21,396 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1175658312] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-12 00:09:21,396 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2063228519] [2023-11-12 00:09:21,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:09:21,396 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-12 00:09:21,396 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5272f7-c394-4586-98e1-54173615adec/bin/utaipan-verify-NcY6lQBIFX/cvc4 [2023-11-12 00:09:21,400 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5272f7-c394-4586-98e1-54173615adec/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-12 00:09:21,427 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5272f7-c394-4586-98e1-54173615adec/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-12 00:09:23,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:09:23,343 INFO L262 TraceCheckSpWp]: Trace formula consists of 281 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-12 00:09:23,349 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:09:29,144 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 543 proven. 54 refuted. 0 times theorem prover too weak. 703 trivial. 0 not checked. [2023-11-12 00:09:29,145 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 00:09:30,039 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 21 proven. 54 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2023-11-12 00:09:30,039 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2063228519] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 00:09:30,040 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [749125603] [2023-11-12 00:09:30,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:09:30,040 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:09:30,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5272f7-c394-4586-98e1-54173615adec/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:09:30,047 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5272f7-c394-4586-98e1-54173615adec/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 00:09:30,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa5272f7-c394-4586-98e1-54173615adec/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-12 00:09:30,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:09:30,517 INFO L262 TraceCheckSpWp]: Trace formula consists of 281 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-12 00:09:30,520 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:09:32,551 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 25 proven. 75 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-11-12 00:09:32,552 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 00:09:33,021 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [749125603] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-12 00:09:33,021 INFO L185 FreeRefinementEngine]: Found 0 perfect and 4 imperfect interpolant sequences. [2023-11-12 00:09:33,021 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6, 6, 5] total 14 [2023-11-12 00:09:33,022 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1488805000] [2023-11-12 00:09:33,022 INFO L85 oduleStraightlineAll]: Using 4 imperfect interpolants to construct interpolant automaton [2023-11-12 00:09:33,025 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-11-12 00:09:33,025 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:09:33,027 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-11-12 00:09:33,029 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=188, Unknown=0, NotChecked=0, Total=240 [2023-11-12 00:09:33,030 INFO L87 Difference]: Start difference. First operand 132 states and 203 transitions. Second operand has 14 states, 14 states have (on average 8.5) internal successors, (119), 14 states have internal predecessors, (119), 5 states have call successors, (70), 4 states have call predecessors, (70), 6 states have return successors, (71), 4 states have call predecessors, (71), 5 states have call successors, (71)