./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0feebc1024eac08439331e7773a7511b315939c469dc4e0ad2e111de10ff1692 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:21:00,014 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:21:00,085 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 21:21:00,091 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:21:00,092 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:21:00,117 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:21:00,118 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:21:00,118 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:21:00,119 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:21:00,120 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:21:00,120 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:21:00,121 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:21:00,122 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:21:00,122 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:21:00,123 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:21:00,124 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:21:00,124 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:21:00,125 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:21:00,125 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:21:00,126 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:21:00,126 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:21:00,127 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:21:00,128 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:21:00,129 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:21:00,129 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:21:00,129 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:21:00,130 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:21:00,130 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:21:00,131 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:21:00,131 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:21:00,132 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:21:00,133 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:21:00,133 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:21:00,134 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:21:00,134 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:21:00,135 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:21:00,135 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:21:00,136 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:21:00,136 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:21:00,137 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:21:00,137 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:21:00,138 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:21:00,138 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:21:00,139 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:21:00,139 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:21:00,140 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:21:00,140 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:21:00,141 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_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0feebc1024eac08439331e7773a7511b315939c469dc4e0ad2e111de10ff1692 [2023-11-23 21:21:00,400 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:21:00,435 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:21:00,438 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:21:00,441 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:21:00,442 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:21:00,443 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-1.i [2023-11-23 21:21:03,778 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:21:04,075 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:21:04,077 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-1.i [2023-11-23 21:21:04,091 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire/data/4490bdbaa/ecac5787ac1641a0bc9df6eda439c59b/FLAGc0216497e [2023-11-23 21:21:04,110 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire/data/4490bdbaa/ecac5787ac1641a0bc9df6eda439c59b [2023-11-23 21:21:04,116 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:21:04,120 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:21:04,123 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:21:04,124 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:21:04,129 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:21:04,132 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:21:04" (1/1) ... [2023-11-23 21:21:04,133 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f3f2f2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:04, skipping insertion in model container [2023-11-23 21:21:04,133 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:21:04" (1/1) ... [2023-11-23 21:21:04,187 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:21:04,363 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_6fae17bd-3f96-40ae-abc3-2246aa529544/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-1.i[918,931] [2023-11-23 21:21:04,445 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:21:04,460 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:21:04,474 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_6fae17bd-3f96-40ae-abc3-2246aa529544/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-1.i[918,931] [2023-11-23 21:21:04,529 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:21:04,551 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:21:04,552 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:04 WrapperNode [2023-11-23 21:21:04,552 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:21:04,564 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:21:04,564 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:21:04,564 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:21:04,572 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:04" (1/1) ... [2023-11-23 21:21:04,586 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:04" (1/1) ... [2023-11-23 21:21:04,675 INFO L138 Inliner]: procedures = 26, calls = 52, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 243 [2023-11-23 21:21:04,675 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:21:04,676 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:21:04,676 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:21:04,677 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:21:04,686 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:04" (1/1) ... [2023-11-23 21:21:04,688 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:04" (1/1) ... [2023-11-23 21:21:04,704 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:04" (1/1) ... [2023-11-23 21:21:04,705 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:04" (1/1) ... [2023-11-23 21:21:04,736 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:04" (1/1) ... [2023-11-23 21:21:04,741 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:04" (1/1) ... [2023-11-23 21:21:04,750 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:04" (1/1) ... [2023-11-23 21:21:04,753 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:04" (1/1) ... [2023-11-23 21:21:04,759 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:21:04,760 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:21:04,760 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:21:04,761 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:21:04,761 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:04" (1/1) ... [2023-11-23 21:21:04,768 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:21:04,791 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:21:04,804 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:21:04,833 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:21:04,845 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:21:04,846 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:21:04,846 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:21:04,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:21:04,848 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:21:04,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:21:04,997 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:21:05,000 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:21:05,585 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:21:05,938 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:21:05,939 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:21:05,940 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:21:05 BoogieIcfgContainer [2023-11-23 21:21:05,941 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:21:05,943 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:21:05,944 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:21:05,947 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:21:05,947 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:21:04" (1/3) ... [2023-11-23 21:21:05,948 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77cb918d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:21:05, skipping insertion in model container [2023-11-23 21:21:05,949 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:04" (2/3) ... [2023-11-23 21:21:05,949 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77cb918d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:21:05, skipping insertion in model container [2023-11-23 21:21:05,949 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:21:05" (3/3) ... [2023-11-23 21:21:05,951 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-co_file-1.i [2023-11-23 21:21:05,974 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:21:05,974 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:21:06,039 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:21:06,048 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;@48787d80, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:21:06,048 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:21:06,053 INFO L276 IsEmpty]: Start isEmpty. Operand has 69 states, 27 states have (on average 1.1111111111111112) internal successors, (30), 28 states have internal predecessors, (30), 39 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) [2023-11-23 21:21:06,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2023-11-23 21:21:06,073 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:21:06,074 INFO L195 NwaCegarLoop]: trace histogram [39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:21:06,074 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:21:06,078 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:21:06,079 INFO L85 PathProgramCache]: Analyzing trace with hash 121524873, now seen corresponding path program 1 times [2023-11-23 21:21:06,086 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:21:06,087 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [152252939] [2023-11-23 21:21:06,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:21:06,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:21:06,376 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 21:21:06,377 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [907696975] [2023-11-23 21:21:06,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:21:06,378 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:21:06,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:21:06,384 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:21:06,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 21:21:06,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:21:06,686 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:21:06,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:21:06,981 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 21:21:06,983 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 21:21:06,984 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:21:07,018 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:21:07,217 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:21:07,223 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 21:21:07,234 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:21:07,449 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:21:07 BoogieIcfgContainer [2023-11-23 21:21:07,449 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:21:07,450 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:21:07,450 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:21:07,450 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:21:07,450 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:21:05" (3/4) ... [2023-11-23 21:21:07,453 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:21:07,454 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:21:07,455 INFO L158 Benchmark]: Toolchain (without parser) took 3335.21ms. Allocated memory was 138.4MB in the beginning and 178.3MB in the end (delta: 39.8MB). Free memory was 95.1MB in the beginning and 111.2MB in the end (delta: -16.1MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. [2023-11-23 21:21:07,456 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 102.8MB. Free memory is still 51.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:21:07,457 INFO L158 Benchmark]: CACSL2BoogieTranslator took 429.22ms. Allocated memory is still 138.4MB. Free memory was 94.8MB in the beginning and 79.0MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-23 21:21:07,457 INFO L158 Benchmark]: Boogie Procedure Inliner took 111.62ms. Allocated memory is still 138.4MB. Free memory was 79.0MB in the beginning and 74.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 21:21:07,458 INFO L158 Benchmark]: Boogie Preprocessor took 83.26ms. Allocated memory is still 138.4MB. Free memory was 74.5MB in the beginning and 72.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:21:07,459 INFO L158 Benchmark]: RCFGBuilder took 1180.61ms. Allocated memory is still 138.4MB. Free memory was 72.4MB in the beginning and 89.4MB in the end (delta: -17.0MB). Peak memory consumption was 16.5MB. Max. memory is 16.1GB. [2023-11-23 21:21:07,459 INFO L158 Benchmark]: TraceAbstraction took 1505.54ms. Allocated memory was 138.4MB in the beginning and 178.3MB in the end (delta: 39.8MB). Free memory was 88.7MB in the beginning and 111.2MB in the end (delta: -22.5MB). Peak memory consumption was 17.7MB. Max. memory is 16.1GB. [2023-11-23 21:21:07,460 INFO L158 Benchmark]: Witness Printer took 4.63ms. Allocated memory is still 178.3MB. Free memory is still 111.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:21:07,463 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 102.8MB. Free memory is still 51.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 429.22ms. Allocated memory is still 138.4MB. Free memory was 94.8MB in the beginning and 79.0MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 111.62ms. Allocated memory is still 138.4MB. Free memory was 79.0MB in the beginning and 74.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 83.26ms. Allocated memory is still 138.4MB. Free memory was 74.5MB in the beginning and 72.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1180.61ms. Allocated memory is still 138.4MB. Free memory was 72.4MB in the beginning and 89.4MB in the end (delta: -17.0MB). Peak memory consumption was 16.5MB. Max. memory is 16.1GB. * TraceAbstraction took 1505.54ms. Allocated memory was 138.4MB in the beginning and 178.3MB in the end (delta: 39.8MB). Free memory was 88.7MB in the beginning and 111.2MB in the end (delta: -22.5MB). Peak memory consumption was 17.7MB. Max. memory is 16.1GB. * Witness Printer took 4.63ms. Allocated memory is still 178.3MB. Free memory is still 111.2MB. 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 118, overapproximation of bitwiseOr at line 107, overapproximation of shiftRight at line 110, overapproximation of someBinaryDOUBLEComparisonOperation at line 204, overapproximation of someBinaryArithmeticFLOAToperation at line 79. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = 64; [L23] double var_1_6 = 31.5; [L24] double var_1_9 = 1000000000.25; [L25] float var_1_10 = 1.1; [L26] float var_1_11 = 8.75; [L27] float var_1_12 = 63.8; [L28] unsigned char var_1_13 = 1; [L29] float var_1_14 = 127.5; [L30] signed char var_1_15 = -2; [L31] signed char var_1_16 = 1; [L32] signed char var_1_17 = 1; [L33] signed char var_1_18 = 1; [L34] signed char var_1_19 = -2; [L35] signed char var_1_20 = 16; [L36] signed char var_1_21 = 2; [L37] signed char var_1_22 = 8; [L38] unsigned char var_1_23 = 0; [L39] unsigned char var_1_24 = 0; [L40] unsigned char var_1_25 = 0; [L41] unsigned char var_1_26 = 0; [L42] unsigned char var_1_27 = 32; [L43] unsigned char var_1_28 = 1; [L44] unsigned long int var_1_33 = 10; [L45] unsigned long int var_1_35 = 2632045268; [L46] signed long int var_1_36 = 32; [L47] unsigned long int var_1_37 = 128; [L48] unsigned long int var_1_39 = 1877460848; [L49] unsigned long int var_1_40 = 1831388024; [L50] unsigned long int var_1_41 = 1967003719; [L51] unsigned char var_1_42 = 0; [L52] unsigned char var_1_43 = 0; [L53] unsigned char var_1_45 = 0; [L54] unsigned char var_1_46 = 0; [L55] unsigned char var_1_47 = 1; [L56] unsigned char var_1_48 = 1; [L57] unsigned short int var_1_49 = 0; [L208] isInitial = 1 [L209] FCALL initially() [L210] COND TRUE 1 [L211] FCALL updateLastVariables() [L212] CALL updateVariables() [L140] var_1_9 = __VERIFIER_nondet_double() [L141] 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, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2632045268, var_1_36=32, var_1_37=128, var_1_39=1877460848, var_1_40=1831388024, var_1_41=1967003719, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L20] COND FALSE !(!cond) [L141] 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, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2632045268, var_1_36=32, var_1_37=128, var_1_39=1877460848, var_1_40=1831388024, var_1_41=1967003719, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L142] var_1_11 = __VERIFIER_nondet_float() [L143] CALL assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2632045268, var_1_36=32, var_1_37=128, var_1_39=1877460848, var_1_40=1831388024, var_1_41=1967003719, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2632045268, var_1_36=32, var_1_37=128, var_1_39=1877460848, var_1_40=1831388024, var_1_41=1967003719, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L144] var_1_13 = __VERIFIER_nondet_uchar() [L145] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2632045268, var_1_36=32, var_1_37=128, var_1_39=1877460848, var_1_40=1831388024, var_1_41=1967003719, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2632045268, var_1_36=32, var_1_37=128, var_1_39=1877460848, var_1_40=1831388024, var_1_41=1967003719, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L146] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2632045268, var_1_36=32, var_1_37=128, var_1_39=1877460848, var_1_40=1831388024, var_1_41=1967003719, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2632045268, var_1_36=32, var_1_37=128, var_1_39=1877460848, var_1_40=1831388024, var_1_41=1967003719, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L147] var_1_14 = __VERIFIER_nondet_float() [L148] CALL assume_abort_if_not((var_1_14 >= -922337.2036854765600e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2632045268, var_1_36=32, var_1_37=128, var_1_39=1877460848, var_1_40=1831388024, var_1_41=1967003719, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not((var_1_14 >= -922337.2036854765600e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2632045268, var_1_36=32, var_1_37=128, var_1_39=1877460848, var_1_40=1831388024, var_1_41=1967003719, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L149] var_1_16 = __VERIFIER_nondet_char() [L150] CALL assume_abort_if_not(var_1_16 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_15=-2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2632045268, var_1_36=32, var_1_37=128, var_1_39=1877460848, var_1_40=1831388024, var_1_41=1967003719, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_16 >= -1) VAL [isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_15=-2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2632045268, var_1_36=32, var_1_37=128, var_1_39=1877460848, var_1_40=1831388024, var_1_41=1967003719, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L151] CALL assume_abort_if_not(var_1_16 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_15=-2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2632045268, var_1_36=32, var_1_37=128, var_1_39=1877460848, var_1_40=1831388024, var_1_41=1967003719, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_16 <= 126) VAL [isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_15=-2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2632045268, var_1_36=32, var_1_37=128, var_1_39=1877460848, var_1_40=1831388024, var_1_41=1967003719, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L152] var_1_17 = __VERIFIER_nondet_char() [L153] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2632045268, var_1_36=32, var_1_37=128, var_1_39=1877460848, var_1_40=1831388024, var_1_41=1967003719, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2632045268, var_1_36=32, var_1_37=128, var_1_39=1877460848, var_1_40=1831388024, var_1_41=1967003719, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L154] CALL assume_abort_if_not(var_1_17 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2632045268, var_1_36=32, var_1_37=128, var_1_39=1877460848, var_1_40=1831388024, var_1_41=1967003719, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_17 <= 126) VAL [isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2632045268, var_1_36=32, var_1_37=128, var_1_39=1877460848, var_1_40=1831388024, var_1_41=1967003719, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L155] var_1_19 = __VERIFIER_nondet_char() [L156] CALL assume_abort_if_not(var_1_19 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2632045268, var_1_36=32, var_1_37=128, var_1_39=1877460848, var_1_40=1831388024, var_1_41=1967003719, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_19 >= -63) VAL [isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2632045268, var_1_36=32, var_1_37=128, var_1_39=1877460848, var_1_40=1831388024, var_1_41=1967003719, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L157] CALL assume_abort_if_not(var_1_19 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2632045268, var_1_36=32, var_1_37=128, var_1_39=1877460848, var_1_40=1831388024, var_1_41=1967003719, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_19 <= 63) VAL [isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2632045268, var_1_36=32, var_1_37=128, var_1_39=1877460848, var_1_40=1831388024, var_1_41=1967003719, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L158] var_1_20 = __VERIFIER_nondet_char() [L159] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=63, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2632045268, var_1_36=32, var_1_37=128, var_1_39=1877460848, var_1_40=1831388024, var_1_41=1967003719, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=63, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2632045268, var_1_36=32, var_1_37=128, var_1_39=1877460848, var_1_40=1831388024, var_1_41=1967003719, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L160] CALL assume_abort_if_not(var_1_20 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=63, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2632045268, var_1_36=32, var_1_37=128, var_1_39=1877460848, var_1_40=1831388024, var_1_41=1967003719, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_20 <= 63) VAL [isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=63, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2632045268, var_1_36=32, var_1_37=128, var_1_39=1877460848, var_1_40=1831388024, var_1_41=1967003719, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L161] var_1_21 = __VERIFIER_nondet_char() [L162] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=63, var_1_21=0, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2632045268, var_1_36=32, var_1_37=128, var_1_39=1877460848, var_1_40=1831388024, var_1_41=1967003719, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=63, var_1_21=0, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2632045268, var_1_36=32, var_1_37=128, var_1_39=1877460848, var_1_40=1831388024, var_1_41=1967003719, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L163] CALL assume_abort_if_not(var_1_21 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=63, var_1_21=0, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2632045268, var_1_36=32, var_1_37=128, var_1_39=1877460848, var_1_40=1831388024, var_1_41=1967003719, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_21 <= 63) VAL [isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=63, var_1_21=0, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2632045268, var_1_36=32, var_1_37=128, var_1_39=1877460848, var_1_40=1831388024, var_1_41=1967003719, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L164] var_1_22 = __VERIFIER_nondet_char() [L165] CALL assume_abort_if_not(var_1_22 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=63, var_1_21=0, var_1_22=63, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2632045268, var_1_36=32, var_1_37=128, var_1_39=1877460848, var_1_40=1831388024, var_1_41=1967003719, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_22 >= -63) VAL [isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=63, var_1_21=0, var_1_22=63, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2632045268, var_1_36=32, var_1_37=128, var_1_39=1877460848, var_1_40=1831388024, var_1_41=1967003719, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L166] CALL assume_abort_if_not(var_1_22 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=63, var_1_21=0, var_1_22=63, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2632045268, var_1_36=32, var_1_37=128, var_1_39=1877460848, var_1_40=1831388024, var_1_41=1967003719, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_22 <= 63) VAL [isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=63, var_1_21=0, var_1_22=63, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2632045268, var_1_36=32, var_1_37=128, var_1_39=1877460848, var_1_40=1831388024, var_1_41=1967003719, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L167] var_1_24 = __VERIFIER_nondet_uchar() [L168] CALL assume_abort_if_not(var_1_24 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=63, var_1_21=0, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2632045268, var_1_36=32, var_1_37=128, var_1_39=1877460848, var_1_40=1831388024, var_1_41=1967003719, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_24 >= 1) VAL [isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=63, var_1_21=0, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2632045268, var_1_36=32, var_1_37=128, var_1_39=1877460848, var_1_40=1831388024, var_1_41=1967003719, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L169] CALL assume_abort_if_not(var_1_24 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=63, var_1_21=0, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2632045268, var_1_36=32, var_1_37=128, var_1_39=1877460848, var_1_40=1831388024, var_1_41=1967003719, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_24 <= 1) VAL [isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=63, var_1_21=0, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2632045268, var_1_36=32, var_1_37=128, var_1_39=1877460848, var_1_40=1831388024, var_1_41=1967003719, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L170] var_1_25 = __VERIFIER_nondet_uchar() [L171] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=63, var_1_21=0, var_1_22=63, var_1_23=0, var_1_24=1, var_1_26=0, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2632045268, var_1_36=32, var_1_37=128, var_1_39=1877460848, var_1_40=1831388024, var_1_41=1967003719, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=63, var_1_21=0, var_1_22=63, var_1_23=0, var_1_24=1, var_1_26=0, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2632045268, var_1_36=32, var_1_37=128, var_1_39=1877460848, var_1_40=1831388024, var_1_41=1967003719, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L172] CALL assume_abort_if_not(var_1_25 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=63, var_1_21=0, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2632045268, var_1_36=32, var_1_37=128, var_1_39=1877460848, var_1_40=1831388024, var_1_41=1967003719, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_25 <= 0) VAL [isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=63, var_1_21=0, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2632045268, var_1_36=32, var_1_37=128, var_1_39=1877460848, var_1_40=1831388024, var_1_41=1967003719, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L173] var_1_26 = __VERIFIER_nondet_uchar() [L174] CALL assume_abort_if_not(var_1_26 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=63, var_1_21=0, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2632045268, var_1_36=32, var_1_37=128, var_1_39=1877460848, var_1_40=1831388024, var_1_41=1967003719, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_26 >= 1) VAL [isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=63, var_1_21=0, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2632045268, var_1_36=32, var_1_37=128, var_1_39=1877460848, var_1_40=1831388024, var_1_41=1967003719, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L175] CALL assume_abort_if_not(var_1_26 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=63, var_1_21=0, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2632045268, var_1_36=32, var_1_37=128, var_1_39=1877460848, var_1_40=1831388024, var_1_41=1967003719, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_26 <= 1) VAL [isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=63, var_1_21=0, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2632045268, var_1_36=32, var_1_37=128, var_1_39=1877460848, var_1_40=1831388024, var_1_41=1967003719, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L176] var_1_35 = __VERIFIER_nondet_ulong() [L177] CALL assume_abort_if_not(var_1_35 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=63, var_1_21=0, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2147483647, var_1_36=32, var_1_37=128, var_1_39=1877460848, var_1_40=1831388024, var_1_41=1967003719, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_35 >= 2147483647) VAL [isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=63, var_1_21=0, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2147483647, var_1_36=32, var_1_37=128, var_1_39=1877460848, var_1_40=1831388024, var_1_41=1967003719, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L178] CALL assume_abort_if_not(var_1_35 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=63, var_1_21=0, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2147483647, var_1_36=32, var_1_37=128, var_1_39=1877460848, var_1_40=1831388024, var_1_41=1967003719, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_35 <= 4294967294) VAL [isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=63, var_1_21=0, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2147483647, var_1_36=32, var_1_37=128, var_1_39=1877460848, var_1_40=1831388024, var_1_41=1967003719, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L179] var_1_39 = __VERIFIER_nondet_ulong() [L180] CALL assume_abort_if_not(var_1_39 >= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=63, var_1_21=0, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2147483647, var_1_36=32, var_1_37=128, var_1_39=2147483647, var_1_40=1831388024, var_1_41=1967003719, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_39 >= 1073741823) VAL [isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=63, var_1_21=0, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2147483647, var_1_36=32, var_1_37=128, var_1_39=2147483647, var_1_40=1831388024, var_1_41=1967003719, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L181] CALL assume_abort_if_not(var_1_39 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=63, var_1_21=0, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2147483647, var_1_36=32, var_1_37=128, var_1_39=2147483647, var_1_40=1831388024, var_1_41=1967003719, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_39 <= 2147483647) VAL [isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=63, var_1_21=0, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2147483647, var_1_36=32, var_1_37=128, var_1_39=2147483647, var_1_40=1831388024, var_1_41=1967003719, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L182] var_1_40 = __VERIFIER_nondet_ulong() [L183] CALL assume_abort_if_not(var_1_40 >= 1073741824) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=63, var_1_21=0, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2147483647, var_1_36=32, var_1_37=128, var_1_39=2147483647, var_1_40=1073741824, var_1_41=1967003719, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_40 >= 1073741824) VAL [isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=63, var_1_21=0, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2147483647, var_1_36=32, var_1_37=128, var_1_39=2147483647, var_1_40=1073741824, var_1_41=1967003719, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L184] CALL assume_abort_if_not(var_1_40 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=63, var_1_21=0, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2147483647, var_1_36=32, var_1_37=128, var_1_39=2147483647, var_1_40=1073741824, var_1_41=1967003719, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_40 <= 2147483647) VAL [isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=63, var_1_21=0, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2147483647, var_1_36=32, var_1_37=128, var_1_39=2147483647, var_1_40=1073741824, var_1_41=1967003719, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L185] var_1_41 = __VERIFIER_nondet_ulong() [L186] CALL assume_abort_if_not(var_1_41 >= 1073741824) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=63, var_1_21=0, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2147483647, var_1_36=32, var_1_37=128, var_1_39=2147483647, var_1_40=1073741824, var_1_41=1073741824, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not(var_1_41 >= 1073741824) VAL [isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=63, var_1_21=0, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2147483647, var_1_36=32, var_1_37=128, var_1_39=2147483647, var_1_40=1073741824, var_1_41=1073741824, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L187] CALL assume_abort_if_not(var_1_41 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=63, var_1_21=0, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2147483647, var_1_36=32, var_1_37=128, var_1_39=2147483647, var_1_40=1073741824, var_1_41=1073741824, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not(var_1_41 <= 2147483647) VAL [isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=63, var_1_21=0, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2147483647, var_1_36=32, var_1_37=128, var_1_39=2147483647, var_1_40=1073741824, var_1_41=1073741824, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L188] var_1_43 = __VERIFIER_nondet_uchar() [L189] CALL assume_abort_if_not(var_1_43 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=63, var_1_21=0, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2147483647, var_1_36=32, var_1_37=128, var_1_39=2147483647, var_1_40=1073741824, var_1_41=1073741824, var_1_42=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not(var_1_43 >= 0) VAL [isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=63, var_1_21=0, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2147483647, var_1_36=32, var_1_37=128, var_1_39=2147483647, var_1_40=1073741824, var_1_41=1073741824, var_1_42=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L190] CALL assume_abort_if_not(var_1_43 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=63, var_1_21=0, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2147483647, var_1_36=32, var_1_37=128, var_1_39=2147483647, var_1_40=1073741824, var_1_41=1073741824, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L20] COND FALSE !(!cond) [L190] RET assume_abort_if_not(var_1_43 <= 0) VAL [isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=63, var_1_21=0, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2147483647, var_1_36=32, var_1_37=128, var_1_39=2147483647, var_1_40=1073741824, var_1_41=1073741824, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L191] var_1_45 = __VERIFIER_nondet_uchar() [L192] CALL assume_abort_if_not(var_1_45 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=63, var_1_21=0, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2147483647, var_1_36=32, var_1_37=128, var_1_39=2147483647, var_1_40=1073741824, var_1_41=1073741824, var_1_42=0, var_1_43=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_45 >= 0) VAL [isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=63, var_1_21=0, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2147483647, var_1_36=32, var_1_37=128, var_1_39=2147483647, var_1_40=1073741824, var_1_41=1073741824, var_1_42=0, var_1_43=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L193] CALL assume_abort_if_not(var_1_45 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=63, var_1_21=0, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2147483647, var_1_36=32, var_1_37=128, var_1_39=2147483647, var_1_40=1073741824, var_1_41=1073741824, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L20] COND FALSE !(!cond) [L193] RET assume_abort_if_not(var_1_45 <= 0) VAL [isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=63, var_1_21=0, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2147483647, var_1_36=32, var_1_37=128, var_1_39=2147483647, var_1_40=1073741824, var_1_41=1073741824, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L194] var_1_47 = __VERIFIER_nondet_uchar() [L195] CALL assume_abort_if_not(var_1_47 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=63, var_1_21=0, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2147483647, var_1_36=32, var_1_37=128, var_1_39=2147483647, var_1_40=1073741824, var_1_41=1073741824, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L20] COND FALSE !(!cond) [L195] RET assume_abort_if_not(var_1_47 >= 1) VAL [isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=63, var_1_21=0, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2147483647, var_1_36=32, var_1_37=128, var_1_39=2147483647, var_1_40=1073741824, var_1_41=1073741824, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L196] CALL assume_abort_if_not(var_1_47 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=63, var_1_21=0, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2147483647, var_1_36=32, var_1_37=128, var_1_39=2147483647, var_1_40=1073741824, var_1_41=1073741824, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L20] COND FALSE !(!cond) [L196] RET assume_abort_if_not(var_1_47 <= 1) VAL [isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=63, var_1_21=0, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2147483647, var_1_36=32, var_1_37=128, var_1_39=2147483647, var_1_40=1073741824, var_1_41=1073741824, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L197] var_1_48 = __VERIFIER_nondet_uchar() [L198] CALL assume_abort_if_not(var_1_48 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=63, var_1_21=0, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2147483647, var_1_36=32, var_1_37=128, var_1_39=2147483647, var_1_40=1073741824, var_1_41=1073741824, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L20] COND FALSE !(!cond) [L198] RET assume_abort_if_not(var_1_48 >= 1) VAL [isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=63, var_1_21=0, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2147483647, var_1_36=32, var_1_37=128, var_1_39=2147483647, var_1_40=1073741824, var_1_41=1073741824, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L199] CALL assume_abort_if_not(var_1_48 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=63, var_1_21=0, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2147483647, var_1_36=32, var_1_37=128, var_1_39=2147483647, var_1_40=1073741824, var_1_41=1073741824, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L20] COND FALSE !(!cond) [L199] RET assume_abort_if_not(var_1_48 <= 1) VAL [isInitial=1, var_1_10=11/10, var_1_12=319/5, var_1_13=1, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=63, var_1_21=0, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_28=1, var_1_33=10, var_1_35=2147483647, var_1_36=32, var_1_37=128, var_1_39=2147483647, var_1_40=1073741824, var_1_41=1073741824, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L212] RET updateVariables() [L213] CALL step() [L61] var_1_15 = (var_1_16 - var_1_17) [L62] var_1_27 = var_1_21 [L63] unsigned char stepLocal_1 = var_1_27; [L64] unsigned char stepLocal_0 = var_1_27; [L65] COND TRUE (var_1_27 + var_1_27) <= stepLocal_1 [L66] var_1_1 = (128 + var_1_27) [L74] COND FALSE !(var_1_27 < (var_1_27 - var_1_27)) [L77] unsigned char stepLocal_2 = var_1_27; [L78] COND FALSE !(var_1_27 > stepLocal_2) [L81] var_1_10 = 9.75f [L83] COND TRUE ((((var_1_27) < (var_1_27)) ? (var_1_27) : (var_1_27))) < 25u [L84] var_1_18 = (((((var_1_19) > ((var_1_20 - var_1_21))) ? (var_1_19) : ((var_1_20 - var_1_21)))) + (((((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22))) < 0 ) ? -((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22))) : ((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22)))))) [L86] signed long int stepLocal_5 = ~ var_1_21; [L87] COND TRUE \read(var_1_13) [L88] COND FALSE !(stepLocal_5 > var_1_27) [L91] COND TRUE \read(var_1_24) [L92] var_1_23 = ((! var_1_25) || var_1_26) [L96] unsigned char stepLocal_4 = var_1_18 >= var_1_27; [L97] unsigned char stepLocal_3 = var_1_27; [L98] COND TRUE var_1_23 && stepLocal_4 [L99] var_1_12 = var_1_11 [L107] EXPR var_1_27 | (var_1_27 + var_1_27) [L107] COND FALSE !(var_1_27 < (var_1_27 | (var_1_27 + var_1_27))) [L110] EXPR var_1_27 >> var_1_27 [L110] COND TRUE var_1_27 >= (var_1_27 >> var_1_27) [L111] COND TRUE var_1_23 || (var_1_27 < var_1_27) [L112] var_1_33 = ((((var_1_35 - var_1_27) < 0 ) ? -(var_1_35 - var_1_27) : (var_1_35 - var_1_27))) [L115] COND FALSE !(var_1_27 > (var_1_27 / var_1_35)) [L118] COND FALSE !(63.75f <= var_1_10) [L121] COND FALSE !(var_1_41 < ((((var_1_27) < (var_1_1)) ? (var_1_27) : (var_1_1)))) [L124] var_1_42 = (var_1_45 || var_1_43) [L126] COND TRUE \read(var_1_23) [L127] COND TRUE var_1_27 <= ((((var_1_41) < (var_1_18)) ? (var_1_41) : (var_1_18))) [L128] COND FALSE !(var_1_27 > var_1_35) [L133] COND FALSE !((var_1_39 - ((((-50) < 0 ) ? -(-50) : (-50)))) < var_1_18) [L213] RET step() [L214] CALL, EXPR property() [L204-L205] return (((((((((var_1_27 + var_1_27) <= var_1_27) ? (var_1_1 == ((signed short int) (128 + var_1_27))) : ((var_1_27 >= (var_1_27 * var_1_27)) ? (var_1_1 == ((signed short int) var_1_27)) : (var_1_1 == ((signed short int) 1)))) && ((var_1_27 < (var_1_27 - var_1_27)) ? (var_1_6 == ((double) var_1_9)) : 1)) && ((var_1_27 > var_1_27) ? (var_1_10 == ((float) (1.00000000000009E13f - var_1_11))) : (var_1_10 == ((float) 9.75f)))) && ((var_1_23 && (var_1_18 >= var_1_27)) ? (var_1_12 == ((float) var_1_11)) : ((1 >= var_1_27) ? (var_1_12 == ((float) var_1_11)) : (var_1_12 == ((float) var_1_14))))) && (var_1_15 == ((signed char) (var_1_16 - var_1_17)))) && ((((((var_1_27) < (var_1_27)) ? (var_1_27) : (var_1_27))) < 25u) ? (var_1_18 == ((signed char) (((((var_1_19) > ((var_1_20 - var_1_21))) ? (var_1_19) : ((var_1_20 - var_1_21)))) + (((((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22))) < 0 ) ? -((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22))) : ((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22)))))))) : 1)) && (var_1_13 ? (((~ var_1_21) > var_1_27) ? (var_1_23 == ((unsigned char) (var_1_24 && (! var_1_25)))) : (var_1_24 ? (var_1_23 == ((unsigned char) ((! var_1_25) || var_1_26))) : 1)) : 1)) && (var_1_27 == ((unsigned char) var_1_21)) ; [L214] RET, EXPR property() [L214] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=39/4, var_1_11=2, var_1_12=2, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=126, var_1_19=-63, var_1_1=128, var_1_20=63, var_1_21=0, var_1_22=63, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=1, var_1_33=2147483647, var_1_35=2147483647, var_1_36=32, var_1_37=128, var_1_39=2147483647, var_1_40=1073741824, var_1_41=1073741824, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=39/4, var_1_11=2, var_1_12=2, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=126, var_1_19=-63, var_1_1=128, var_1_20=63, var_1_21=0, var_1_22=63, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=0, var_1_28=1, var_1_33=2147483647, var_1_35=2147483647, var_1_36=32, var_1_37=128, var_1_39=2147483647, var_1_40=1073741824, var_1_41=1073741824, var_1_42=0, var_1_43=0, var_1_45=0, var_1_46=0, var_1_47=1, var_1_48=1, var_1_49=0, var_1_6=63/2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 69 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 1, TraceHistogramMax: 39, 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=69occurred 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, 142 NumberOfCodeBlocks, 142 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-23 21:21:07,514 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0feebc1024eac08439331e7773a7511b315939c469dc4e0ad2e111de10ff1692 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:21:10,215 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:21:10,332 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 21:21:10,343 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:21:10,344 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:21:10,388 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:21:10,389 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:21:10,389 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:21:10,390 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:21:10,393 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:21:10,394 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:21:10,394 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:21:10,395 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:21:10,395 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:21:10,396 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:21:10,396 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:21:10,398 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:21:10,398 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:21:10,398 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:21:10,399 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:21:10,400 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:21:10,400 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:21:10,401 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:21:10,401 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:21:10,402 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:21:10,402 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:21:10,402 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:21:10,403 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:21:10,403 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:21:10,403 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:21:10,405 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:21:10,405 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:21:10,405 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:21:10,406 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:21:10,406 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:21:10,406 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:21:10,406 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:21:10,406 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:21:10,407 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:21:10,408 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:21:10,408 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:21:10,408 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:21:10,408 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:21:10,409 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:21:10,409 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_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0feebc1024eac08439331e7773a7511b315939c469dc4e0ad2e111de10ff1692 [2023-11-23 21:21:10,802 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:21:10,832 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:21:10,835 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:21:10,836 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:21:10,836 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:21:10,838 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-1.i [2023-11-23 21:21:14,141 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:21:14,412 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:21:14,413 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-1.i [2023-11-23 21:21:14,423 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire/data/31d139880/68d7c7b45cc645c19f914c9716148e8f/FLAGcbfc2ce9f [2023-11-23 21:21:14,439 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire/data/31d139880/68d7c7b45cc645c19f914c9716148e8f [2023-11-23 21:21:14,441 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:21:14,443 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:21:14,444 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:21:14,444 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:21:14,450 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:21:14,450 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:21:14" (1/1) ... [2023-11-23 21:21:14,452 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3de1d829 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:14, skipping insertion in model container [2023-11-23 21:21:14,452 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:21:14" (1/1) ... [2023-11-23 21:21:14,487 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:21:14,655 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_6fae17bd-3f96-40ae-abc3-2246aa529544/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-1.i[918,931] [2023-11-23 21:21:14,730 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:21:14,748 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:21:14,761 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_6fae17bd-3f96-40ae-abc3-2246aa529544/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-1.i[918,931] [2023-11-23 21:21:14,809 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:21:14,830 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:21:14,830 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:14 WrapperNode [2023-11-23 21:21:14,830 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:21:14,832 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:21:14,832 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:21:14,832 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:21:14,839 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:14" (1/1) ... [2023-11-23 21:21:14,863 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:14" (1/1) ... [2023-11-23 21:21:14,908 INFO L138 Inliner]: procedures = 27, calls = 52, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 221 [2023-11-23 21:21:14,909 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:21:14,910 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:21:14,910 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:21:14,910 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:21:14,920 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:14" (1/1) ... [2023-11-23 21:21:14,920 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:14" (1/1) ... [2023-11-23 21:21:14,929 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:14" (1/1) ... [2023-11-23 21:21:14,929 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:14" (1/1) ... [2023-11-23 21:21:14,948 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:14" (1/1) ... [2023-11-23 21:21:14,966 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:14" (1/1) ... [2023-11-23 21:21:14,970 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:14" (1/1) ... [2023-11-23 21:21:14,977 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:14" (1/1) ... [2023-11-23 21:21:14,991 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:21:14,992 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:21:14,992 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:21:14,993 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:21:14,993 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:14" (1/1) ... [2023-11-23 21:21:15,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:21:15,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:21:15,046 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:21:15,077 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:21:15,094 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:21:15,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 21:21:15,094 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:21:15,094 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:21:15,094 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:21:15,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:21:15,195 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:21:15,198 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:21:15,822 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:21:15,917 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:21:15,918 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:21:15,918 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:21:15 BoogieIcfgContainer [2023-11-23 21:21:15,919 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:21:15,938 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:21:15,938 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:21:15,942 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:21:15,942 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:21:14" (1/3) ... [2023-11-23 21:21:15,942 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40c573c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:21:15, skipping insertion in model container [2023-11-23 21:21:15,943 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:14" (2/3) ... [2023-11-23 21:21:15,943 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40c573c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:21:15, skipping insertion in model container [2023-11-23 21:21:15,943 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:21:15" (3/3) ... [2023-11-23 21:21:15,945 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-co_file-1.i [2023-11-23 21:21:15,964 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:21:15,964 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:21:16,018 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:21:16,025 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;@e2ea427, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:21:16,026 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:21:16,030 INFO L276 IsEmpty]: Start isEmpty. Operand has 97 states, 55 states have (on average 1.4727272727272727) internal successors, (81), 56 states have internal predecessors, (81), 39 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) [2023-11-23 21:21:16,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2023-11-23 21:21:16,051 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:21:16,052 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:21:16,053 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:21:16,058 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:21:16,059 INFO L85 PathProgramCache]: Analyzing trace with hash 900574527, now seen corresponding path program 1 times [2023-11-23 21:21:16,074 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:21:16,075 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [836114383] [2023-11-23 21:21:16,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:21:16,076 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:21:16,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:21:16,080 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:21:16,084 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-23 21:21:16,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:21:16,609 INFO L262 TraceCheckSpWp]: Trace formula consists of 380 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 21:21:16,625 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:21:16,691 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 1120 proven. 0 refuted. 0 times theorem prover too weak. 1844 trivial. 0 not checked. [2023-11-23 21:21:16,691 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:21:16,692 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:21:16,692 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [836114383] [2023-11-23 21:21:16,693 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [836114383] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:21:16,693 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:21:16,693 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:21:16,695 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1611303094] [2023-11-23 21:21:16,696 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:21:16,701 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:21:16,701 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:21:16,730 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:21:16,731 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:21:16,733 INFO L87 Difference]: Start difference. First operand has 97 states, 55 states have (on average 1.4727272727272727) internal successors, (81), 56 states have internal predecessors, (81), 39 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) Second operand has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (39), 2 states have call predecessors, (39), 2 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) [2023-11-23 21:21:16,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:21:16,823 INFO L93 Difference]: Finished difference Result 191 states and 355 transitions. [2023-11-23 21:21:16,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:21:16,827 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (39), 2 states have call predecessors, (39), 2 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) Word has length 237 [2023-11-23 21:21:16,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:21:16,837 INFO L225 Difference]: With dead ends: 191 [2023-11-23 21:21:16,837 INFO L226 Difference]: Without dead ends: 95 [2023-11-23 21:21:16,842 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 236 GetRequests, 236 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:21:16,846 INFO L413 NwaCegarLoop]: 149 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 149 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-23 21:21:16,847 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 149 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-23 21:21:16,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2023-11-23 21:21:16,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2023-11-23 21:21:16,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 54 states have (on average 1.3703703703703705) internal successors, (74), 54 states have internal predecessors, (74), 39 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) [2023-11-23 21:21:16,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 152 transitions. [2023-11-23 21:21:16,904 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 152 transitions. Word has length 237 [2023-11-23 21:21:16,905 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:21:16,905 INFO L495 AbstractCegarLoop]: Abstraction has 95 states and 152 transitions. [2023-11-23 21:21:16,909 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (39), 2 states have call predecessors, (39), 2 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) [2023-11-23 21:21:16,910 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 152 transitions. [2023-11-23 21:21:16,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2023-11-23 21:21:16,915 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:21:16,916 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:21:16,932 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:21:17,129 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:21:17,129 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:21:17,130 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:21:17,131 INFO L85 PathProgramCache]: Analyzing trace with hash 514047953, now seen corresponding path program 1 times [2023-11-23 21:21:17,132 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:21:17,132 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1524629343] [2023-11-23 21:21:17,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:21:17,133 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:21:17,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:21:17,135 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:21:17,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-23 21:21:17,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:21:17,523 INFO L262 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 21:21:17,536 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:21:18,636 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 1391 proven. 144 refuted. 0 times theorem prover too weak. 1429 trivial. 0 not checked. [2023-11-23 21:21:18,636 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:21:18,844 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2964 trivial. 0 not checked. [2023-11-23 21:21:18,845 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:21:18,845 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1524629343] [2023-11-23 21:21:18,845 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1524629343] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-23 21:21:18,846 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-23 21:21:18,847 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [10] total 11 [2023-11-23 21:21:18,851 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1723030937] [2023-11-23 21:21:18,851 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:21:18,857 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:21:18,858 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:21:18,860 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:21:18,860 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2023-11-23 21:21:18,861 INFO L87 Difference]: Start difference. First operand 95 states and 152 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) [2023-11-23 21:21:19,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:21:19,037 INFO L93 Difference]: Finished difference Result 189 states and 303 transitions. [2023-11-23 21:21:19,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 21:21:19,039 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) Word has length 238 [2023-11-23 21:21:19,041 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:21:19,043 INFO L225 Difference]: With dead ends: 189 [2023-11-23 21:21:19,043 INFO L226 Difference]: Without dead ends: 95 [2023-11-23 21:21:19,045 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 474 GetRequests, 465 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2023-11-23 21:21:19,047 INFO L413 NwaCegarLoop]: 129 mSDtfsCounter, 36 mSDsluCounter, 105 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 234 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-23 21:21:19,048 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 234 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-23 21:21:19,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2023-11-23 21:21:19,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2023-11-23 21:21:19,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 54 states have (on average 1.3518518518518519) internal successors, (73), 54 states have internal predecessors, (73), 39 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) [2023-11-23 21:21:19,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 151 transitions. [2023-11-23 21:21:19,066 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 151 transitions. Word has length 238 [2023-11-23 21:21:19,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:21:19,069 INFO L495 AbstractCegarLoop]: Abstraction has 95 states and 151 transitions. [2023-11-23 21:21:19,069 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) [2023-11-23 21:21:19,069 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 151 transitions. [2023-11-23 21:21:19,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2023-11-23 21:21:19,074 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:21:19,075 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:21:19,097 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-23 21:21:19,289 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:21:19,290 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:21:19,291 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:21:19,291 INFO L85 PathProgramCache]: Analyzing trace with hash -1074299949, now seen corresponding path program 1 times [2023-11-23 21:21:19,292 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:21:19,292 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1663435121] [2023-11-23 21:21:19,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:21:19,292 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:21:19,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:21:19,295 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:21:19,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-23 21:21:19,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:21:19,662 INFO L262 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 21:21:19,670 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:21:20,191 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2964 trivial. 0 not checked. [2023-11-23 21:21:20,191 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:21:20,192 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:21:20,192 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1663435121] [2023-11-23 21:21:20,192 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1663435121] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:21:20,192 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:21:20,192 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:21:20,193 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [426693876] [2023-11-23 21:21:20,193 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:21:20,194 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:21:20,194 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:21:20,195 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:21:20,195 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:21:20,195 INFO L87 Difference]: Start difference. First operand 95 states and 151 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 2 states have internal predecessors, (46), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) [2023-11-23 21:21:20,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:21:20,325 INFO L93 Difference]: Finished difference Result 281 states and 447 transitions. [2023-11-23 21:21:20,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 21:21:20,325 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 2 states have internal predecessors, (46), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) Word has length 238 [2023-11-23 21:21:20,327 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:21:20,330 INFO L225 Difference]: With dead ends: 281 [2023-11-23 21:21:20,331 INFO L226 Difference]: Without dead ends: 187 [2023-11-23 21:21:20,332 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 237 GetRequests, 236 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:21:20,333 INFO L413 NwaCegarLoop]: 143 mSDtfsCounter, 27 mSDsluCounter, 136 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27 SdHoareTripleChecker+Valid, 279 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-23 21:21:20,333 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [27 Valid, 279 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-23 21:21:20,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2023-11-23 21:21:20,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 185. [2023-11-23 21:21:20,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 185 states, 104 states have (on average 1.3076923076923077) internal successors, (136), 104 states have internal predecessors, (136), 78 states have call successors, (78), 2 states have call predecessors, (78), 2 states have return successors, (78), 78 states have call predecessors, (78), 78 states have call successors, (78) [2023-11-23 21:21:20,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 185 states and 292 transitions. [2023-11-23 21:21:20,376 INFO L78 Accepts]: Start accepts. Automaton has 185 states and 292 transitions. Word has length 238 [2023-11-23 21:21:20,377 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:21:20,377 INFO L495 AbstractCegarLoop]: Abstraction has 185 states and 292 transitions. [2023-11-23 21:21:20,377 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 2 states have internal predecessors, (46), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) [2023-11-23 21:21:20,378 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 292 transitions. [2023-11-23 21:21:20,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2023-11-23 21:21:20,383 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:21:20,383 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:21:20,414 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-23 21:21:20,614 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:21:20,614 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:21:20,615 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:21:20,615 INFO L85 PathProgramCache]: Analyzing trace with hash -1240094308, now seen corresponding path program 1 times [2023-11-23 21:21:20,616 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:21:20,616 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [37017250] [2023-11-23 21:21:20,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:21:20,617 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:21:20,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:21:20,623 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:21:20,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-23 21:21:20,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:21:20,989 INFO L262 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-23 21:21:20,997 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:21:22,109 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 1391 proven. 144 refuted. 0 times theorem prover too weak. 1429 trivial. 0 not checked. [2023-11-23 21:21:22,109 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:21:22,649 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2964 trivial. 0 not checked. [2023-11-23 21:21:22,650 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:21:22,651 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [37017250] [2023-11-23 21:21:22,652 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [37017250] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-23 21:21:22,652 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-23 21:21:22,652 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [11] total 14 [2023-11-23 21:21:22,653 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [647000763] [2023-11-23 21:21:22,653 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:21:22,654 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-23 21:21:22,657 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:21:22,658 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-23 21:21:22,659 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=143, Unknown=0, NotChecked=0, Total=182 [2023-11-23 21:21:22,663 INFO L87 Difference]: Start difference. First operand 185 states and 292 transitions. Second operand has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) [2023-11-23 21:21:24,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:21:24,342 INFO L93 Difference]: Finished difference Result 729 states and 1153 transitions. [2023-11-23 21:21:24,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-23 21:21:24,344 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) Word has length 239 [2023-11-23 21:21:24,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:21:24,356 INFO L225 Difference]: With dead ends: 729 [2023-11-23 21:21:24,357 INFO L226 Difference]: Without dead ends: 545 [2023-11-23 21:21:24,359 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 478 GetRequests, 463 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=53, Invalid=187, Unknown=0, NotChecked=0, Total=240 [2023-11-23 21:21:24,362 INFO L413 NwaCegarLoop]: 225 mSDtfsCounter, 402 mSDsluCounter, 287 mSDsCounter, 0 mSdLazyCounter, 198 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 402 SdHoareTripleChecker+Valid, 512 SdHoareTripleChecker+Invalid, 286 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 198 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2023-11-23 21:21:24,364 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [402 Valid, 512 Invalid, 286 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 198 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2023-11-23 21:21:24,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 545 states. [2023-11-23 21:21:24,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 545 to 220. [2023-11-23 21:21:24,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 220 states, 139 states have (on average 1.3381294964028776) internal successors, (186), 139 states have internal predecessors, (186), 78 states have call successors, (78), 2 states have call predecessors, (78), 2 states have return successors, (78), 78 states have call predecessors, (78), 78 states have call successors, (78) [2023-11-23 21:21:24,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 342 transitions. [2023-11-23 21:21:24,460 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 342 transitions. Word has length 239 [2023-11-23 21:21:24,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:21:24,461 INFO L495 AbstractCegarLoop]: Abstraction has 220 states and 342 transitions. [2023-11-23 21:21:24,462 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) [2023-11-23 21:21:24,462 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 342 transitions. [2023-11-23 21:21:24,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2023-11-23 21:21:24,467 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:21:24,467 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:21:24,483 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2023-11-23 21:21:24,678 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:21:24,678 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:21:24,679 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:21:24,679 INFO L85 PathProgramCache]: Analyzing trace with hash -1348376356, now seen corresponding path program 1 times [2023-11-23 21:21:24,680 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:21:24,681 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1963841828] [2023-11-23 21:21:24,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:21:24,681 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:21:24,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:21:24,682 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:21:24,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-11-23 21:21:25,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:21:25,106 INFO L262 TraceCheckSpWp]: Trace formula consists of 380 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 21:21:25,114 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:21:25,187 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2964 trivial. 0 not checked. [2023-11-23 21:21:25,187 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:21:25,187 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:21:25,188 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1963841828] [2023-11-23 21:21:25,188 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1963841828] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:21:25,188 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:21:25,188 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:21:25,188 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1853975912] [2023-11-23 21:21:25,189 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:21:25,190 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:21:25,190 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:21:25,192 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:21:25,192 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:21:25,193 INFO L87 Difference]: Start difference. First operand 220 states and 342 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) [2023-11-23 21:21:25,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:21:25,373 INFO L93 Difference]: Finished difference Result 512 states and 796 transitions. [2023-11-23 21:21:25,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 21:21:25,374 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) Word has length 239 [2023-11-23 21:21:25,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:21:25,379 INFO L225 Difference]: With dead ends: 512 [2023-11-23 21:21:25,379 INFO L226 Difference]: Without dead ends: 293 [2023-11-23 21:21:25,381 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 238 GetRequests, 237 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:21:25,382 INFO L413 NwaCegarLoop]: 251 mSDtfsCounter, 138 mSDsluCounter, 105 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 138 SdHoareTripleChecker+Valid, 356 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-23 21:21:25,382 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [138 Valid, 356 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-23 21:21:25,384 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 293 states. [2023-11-23 21:21:25,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 293 to 220. [2023-11-23 21:21:25,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 220 states, 139 states have (on average 1.316546762589928) internal successors, (183), 139 states have internal predecessors, (183), 78 states have call successors, (78), 2 states have call predecessors, (78), 2 states have return successors, (78), 78 states have call predecessors, (78), 78 states have call successors, (78) [2023-11-23 21:21:25,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 339 transitions. [2023-11-23 21:21:25,428 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 339 transitions. Word has length 239 [2023-11-23 21:21:25,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:21:25,429 INFO L495 AbstractCegarLoop]: Abstraction has 220 states and 339 transitions. [2023-11-23 21:21:25,430 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) [2023-11-23 21:21:25,430 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 339 transitions. [2023-11-23 21:21:25,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2023-11-23 21:21:25,434 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:21:25,435 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:21:25,453 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2023-11-23 21:21:25,644 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:21:25,645 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:21:25,645 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:21:25,645 INFO L85 PathProgramCache]: Analyzing trace with hash 426631006, now seen corresponding path program 1 times [2023-11-23 21:21:25,646 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:21:25,647 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1516226293] [2023-11-23 21:21:25,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:21:25,647 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:21:25,647 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:21:25,652 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:21:25,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2023-11-23 21:21:25,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:21:25,990 INFO L262 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-23 21:21:25,997 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:21:27,241 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 1975 proven. 117 refuted. 0 times theorem prover too weak. 872 trivial. 0 not checked. [2023-11-23 21:21:27,242 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:21:27,980 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 87 proven. 27 refuted. 0 times theorem prover too weak. 2850 trivial. 0 not checked. [2023-11-23 21:21:27,981 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:21:27,981 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1516226293] [2023-11-23 21:21:27,981 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1516226293] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:21:27,981 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1054978058] [2023-11-23 21:21:27,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:21:27,982 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 21:21:27,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 21:21:27,988 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 21:21:28,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-11-23 21:21:28,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:21:28,837 INFO L262 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 21:21:28,843 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:21:29,134 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2964 trivial. 0 not checked. [2023-11-23 21:21:29,134 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:21:29,134 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1054978058] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:21:29,135 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-23 21:21:29,135 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [13, 7] total 20 [2023-11-23 21:21:29,135 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [670039021] [2023-11-23 21:21:29,135 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:21:29,136 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-23 21:21:29,136 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:21:29,137 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-23 21:21:29,137 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=291, Unknown=0, NotChecked=0, Total=380 [2023-11-23 21:21:29,137 INFO L87 Difference]: Start difference. First operand 220 states and 339 transitions. Second operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) [2023-11-23 21:21:29,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:21:29,875 INFO L93 Difference]: Finished difference Result 613 states and 946 transitions. [2023-11-23 21:21:29,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-23 21:21:29,876 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) Word has length 239 [2023-11-23 21:21:29,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:21:29,880 INFO L225 Difference]: With dead ends: 613 [2023-11-23 21:21:29,880 INFO L226 Difference]: Without dead ends: 394 [2023-11-23 21:21:29,882 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 715 GetRequests, 696 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 107 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=95, Invalid=325, Unknown=0, NotChecked=0, Total=420 [2023-11-23 21:21:29,882 INFO L413 NwaCegarLoop]: 225 mSDtfsCounter, 195 mSDsluCounter, 249 mSDsCounter, 0 mSdLazyCounter, 140 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 195 SdHoareTripleChecker+Valid, 474 SdHoareTripleChecker+Invalid, 142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 140 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-23 21:21:29,883 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [195 Valid, 474 Invalid, 142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 140 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-23 21:21:29,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 394 states. [2023-11-23 21:21:29,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 394 to 246. [2023-11-23 21:21:29,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 246 states, 165 states have (on average 1.3151515151515152) internal successors, (217), 165 states have internal predecessors, (217), 78 states have call successors, (78), 2 states have call predecessors, (78), 2 states have return successors, (78), 78 states have call predecessors, (78), 78 states have call successors, (78) [2023-11-23 21:21:29,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 373 transitions. [2023-11-23 21:21:29,936 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 373 transitions. Word has length 239 [2023-11-23 21:21:29,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:21:29,937 INFO L495 AbstractCegarLoop]: Abstraction has 246 states and 373 transitions. [2023-11-23 21:21:29,937 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) [2023-11-23 21:21:29,937 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 373 transitions. [2023-11-23 21:21:29,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2023-11-23 21:21:29,941 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:21:29,941 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:21:29,952 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2023-11-23 21:21:30,153 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2023-11-23 21:21:30,347 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:21:30,348 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:21:30,348 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:21:30,348 INFO L85 PathProgramCache]: Analyzing trace with hash 483889308, now seen corresponding path program 1 times [2023-11-23 21:21:30,349 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:21:30,349 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [422403535] [2023-11-23 21:21:30,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:21:30,349 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:21:30,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:21:30,350 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:21:30,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fae17bd-3f96-40ae-abc3-2246aa529544/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2023-11-23 21:21:30,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:21:30,680 INFO L262 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 27 conjunts are in the unsatisfiable core [2023-11-23 21:21:30,690 INFO L285 TraceCheckSpWp]: Computing forward predicates...