./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91 --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 aab19f8ed494bd421f578b42d2ae7222c865e7c6a70df709386ca1e7fb5ba046 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-25 00:10:40,443 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-25 00:10:40,597 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-25 00:10:40,604 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-25 00:10:40,605 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-25 00:10:40,644 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-25 00:10:40,644 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-25 00:10:40,645 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-25 00:10:40,646 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-25 00:10:40,651 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-25 00:10:40,652 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-25 00:10:40,653 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-25 00:10:40,653 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-25 00:10:40,655 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-25 00:10:40,656 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-25 00:10:40,656 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-25 00:10:40,656 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-25 00:10:40,657 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-25 00:10:40,657 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-25 00:10:40,658 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-25 00:10:40,658 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-25 00:10:40,659 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-25 00:10:40,660 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-25 00:10:40,661 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-25 00:10:40,661 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-25 00:10:40,661 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-25 00:10:40,662 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-25 00:10:40,662 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-25 00:10:40,663 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-25 00:10:40,663 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-25 00:10:40,664 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-25 00:10:40,665 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-25 00:10:40,665 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-25 00:10:40,665 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-25 00:10:40,666 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-25 00:10:40,666 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-25 00:10:40,666 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-25 00:10:40,666 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:10:40,667 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-25 00:10:40,667 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-25 00:10:40,667 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-25 00:10:40,668 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-25 00:10:40,668 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-25 00:10:40,668 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-25 00:10:40,669 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-25 00:10:40,669 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-25 00:10:40,669 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-25 00:10:40,669 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_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aab19f8ed494bd421f578b42d2ae7222c865e7c6a70df709386ca1e7fb5ba046 [2023-11-25 00:10:41,041 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-25 00:10:41,077 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-25 00:10:41,080 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-25 00:10:41,082 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-25 00:10:41,083 INFO L274 PluginConnector]: CDTParser initialized [2023-11-25 00:10:41,084 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-1.i [2023-11-25 00:10:44,217 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-25 00:10:44,520 INFO L384 CDTParser]: Found 1 translation units. [2023-11-25 00:10:44,526 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-1.i [2023-11-25 00:10:44,542 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91/data/41f4bc536/0f5d9e02dbf746f7b3d99fc7dd2c353c/FLAG7960d613a [2023-11-25 00:10:44,560 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91/data/41f4bc536/0f5d9e02dbf746f7b3d99fc7dd2c353c [2023-11-25 00:10:44,565 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-25 00:10:44,567 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-25 00:10:44,571 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-25 00:10:44,571 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-25 00:10:44,576 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-25 00:10:44,577 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:10:44" (1/1) ... [2023-11-25 00:10:44,578 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45abfb10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:10:44, skipping insertion in model container [2023-11-25 00:10:44,578 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:10:44" (1/1) ... [2023-11-25 00:10:44,631 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-25 00:10:44,823 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_539a91e1-e0aa-432c-9c46-8cece5266803/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-1.i[918,931] [2023-11-25 00:10:44,942 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:10:44,956 INFO L202 MainTranslator]: Completed pre-run [2023-11-25 00:10:44,969 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_539a91e1-e0aa-432c-9c46-8cece5266803/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-1.i[918,931] [2023-11-25 00:10:45,029 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:10:45,048 INFO L206 MainTranslator]: Completed translation [2023-11-25 00:10:45,049 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:10:45 WrapperNode [2023-11-25 00:10:45,049 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-25 00:10:45,050 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-25 00:10:45,050 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-25 00:10:45,051 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-25 00:10:45,059 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:10:45" (1/1) ... [2023-11-25 00:10:45,082 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:10:45" (1/1) ... [2023-11-25 00:10:45,162 INFO L138 Inliner]: procedures = 26, calls = 52, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 243 [2023-11-25 00:10:45,169 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-25 00:10:45,170 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-25 00:10:45,170 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-25 00:10:45,170 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-25 00:10:45,180 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:10:45" (1/1) ... [2023-11-25 00:10:45,180 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:10:45" (1/1) ... [2023-11-25 00:10:45,191 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:10:45" (1/1) ... [2023-11-25 00:10:45,191 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:10:45" (1/1) ... [2023-11-25 00:10:45,209 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:10:45" (1/1) ... [2023-11-25 00:10:45,213 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:10:45" (1/1) ... [2023-11-25 00:10:45,218 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:10:45" (1/1) ... [2023-11-25 00:10:45,221 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:10:45" (1/1) ... [2023-11-25 00:10:45,229 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-25 00:10:45,230 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-25 00:10:45,230 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-25 00:10:45,230 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-25 00:10:45,231 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:10:45" (1/1) ... [2023-11-25 00:10:45,237 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:10:45,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:10:45,271 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-25 00:10:45,285 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-25 00:10:45,311 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-25 00:10:45,311 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-25 00:10:45,312 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-25 00:10:45,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-25 00:10:45,314 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-25 00:10:45,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-25 00:10:45,504 INFO L241 CfgBuilder]: Building ICFG [2023-11-25 00:10:45,508 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-25 00:10:46,113 INFO L282 CfgBuilder]: Performing block encoding [2023-11-25 00:10:46,479 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-25 00:10:46,480 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-25 00:10:46,482 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:10:46 BoogieIcfgContainer [2023-11-25 00:10:46,482 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-25 00:10:46,485 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-25 00:10:46,485 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-25 00:10:46,489 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-25 00:10:46,489 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 12:10:44" (1/3) ... [2023-11-25 00:10:46,491 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@389253ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:10:46, skipping insertion in model container [2023-11-25 00:10:46,491 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:10:45" (2/3) ... [2023-11-25 00:10:46,493 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@389253ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:10:46, skipping insertion in model container [2023-11-25 00:10:46,493 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:10:46" (3/3) ... [2023-11-25 00:10:46,495 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-co_file-1.i [2023-11-25 00:10:46,514 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-25 00:10:46,514 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-25 00:10:46,596 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-25 00:10:46,629 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;@64393ec5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-25 00:10:46,631 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-25 00:10:46,636 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) [2023-11-25 00:10:46,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2023-11-25 00:10:46,657 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:10:46,658 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] [2023-11-25 00:10:46,658 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:10:46,664 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:10:46,664 INFO L85 PathProgramCache]: Analyzing trace with hash 1051003890, now seen corresponding path program 1 times [2023-11-25 00:10:46,681 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-25 00:10:46,681 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [20175312] [2023-11-25 00:10:46,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:10:46,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-25 00:10:46,984 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-25 00:10:46,984 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1264336593] [2023-11-25 00:10:46,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:10:46,985 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-25 00:10:46,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:10:46,991 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-25 00:10:47,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-25 00:10:47,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-25 00:10:47,368 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-25 00:10:47,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-25 00:10:47,709 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-25 00:10:47,711 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-25 00:10:47,713 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-25 00:10:47,728 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-25 00:10:47,924 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-25 00:10:47,931 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-25 00:10:47,938 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-25 00:10:48,156 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 12:10:48 BoogieIcfgContainer [2023-11-25 00:10:48,156 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-25 00:10:48,157 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-25 00:10:48,157 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-25 00:10:48,157 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-25 00:10:48,158 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:10:46" (3/4) ... [2023-11-25 00:10:48,161 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-25 00:10:48,163 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-25 00:10:48,164 INFO L158 Benchmark]: Toolchain (without parser) took 3596.58ms. Allocated memory was 136.3MB in the beginning and 163.6MB in the end (delta: 27.3MB). Free memory was 97.7MB in the beginning and 71.7MB in the end (delta: 26.0MB). Peak memory consumption was 53.3MB. Max. memory is 16.1GB. [2023-11-25 00:10:48,165 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 104.9MB. Free memory is still 78.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-25 00:10:48,166 INFO L158 Benchmark]: CACSL2BoogieTranslator took 478.91ms. Allocated memory is still 136.3MB. Free memory was 97.1MB in the beginning and 81.3MB in the end (delta: 15.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-25 00:10:48,168 INFO L158 Benchmark]: Boogie Procedure Inliner took 119.10ms. Allocated memory is still 136.3MB. Free memory was 81.3MB in the beginning and 77.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-25 00:10:48,174 INFO L158 Benchmark]: Boogie Preprocessor took 59.03ms. Allocated memory is still 136.3MB. Free memory was 77.1MB in the beginning and 74.6MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-25 00:10:48,176 INFO L158 Benchmark]: RCFGBuilder took 1252.38ms. Allocated memory is still 136.3MB. Free memory was 74.6MB in the beginning and 41.1MB in the end (delta: 33.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-11-25 00:10:48,177 INFO L158 Benchmark]: TraceAbstraction took 1671.76ms. Allocated memory was 136.3MB in the beginning and 163.6MB in the end (delta: 27.3MB). Free memory was 40.4MB in the beginning and 72.7MB in the end (delta: -32.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-25 00:10:48,178 INFO L158 Benchmark]: Witness Printer took 5.86ms. Allocated memory is still 163.6MB. Free memory was 72.7MB in the beginning and 71.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-25 00:10:48,187 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 104.9MB. Free memory is still 78.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 478.91ms. Allocated memory is still 136.3MB. Free memory was 97.1MB in the beginning and 81.3MB in the end (delta: 15.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 119.10ms. Allocated memory is still 136.3MB. Free memory was 81.3MB in the beginning and 77.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.03ms. Allocated memory is still 136.3MB. Free memory was 77.1MB in the beginning and 74.6MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1252.38ms. Allocated memory is still 136.3MB. Free memory was 74.6MB in the beginning and 41.1MB in the end (delta: 33.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * TraceAbstraction took 1671.76ms. Allocated memory was 136.3MB in the beginning and 163.6MB in the end (delta: 27.3MB). Free memory was 40.4MB in the beginning and 72.7MB in the end (delta: -32.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.86ms. Allocated memory is still 163.6MB. Free memory was 72.7MB in the beginning and 71.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 97, overapproximation of shiftRight at line 92, overapproximation of bitwiseOr at line 130, overapproximation of someBinaryDOUBLEComparisonOperation at line 204, overapproximation of someBinaryArithmeticFLOAToperation at line 102. 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=1, 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=1, 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=1, 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=1, 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=1, var_1_1=64, var_1_20=1, 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=1, var_1_1=64, var_1_20=1, 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=1, var_1_1=64, var_1_20=1, 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=1, var_1_1=64, var_1_20=1, 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=1, var_1_1=64, var_1_20=1, 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=1, var_1_1=64, var_1_20=1, 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=1, var_1_1=64, var_1_20=1, 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=1, var_1_1=64, var_1_20=1, 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=1, var_1_1=64, var_1_20=1, var_1_21=0, var_1_22=1, 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=1, var_1_1=64, var_1_20=1, var_1_21=0, var_1_22=1, 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=1, var_1_1=64, var_1_20=1, var_1_21=0, var_1_22=1, 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=1, var_1_1=64, var_1_20=1, var_1_21=0, var_1_22=1, 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=1, var_1_1=64, var_1_20=1, var_1_21=0, var_1_22=1, 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=1, var_1_1=64, var_1_20=1, var_1_21=0, var_1_22=1, 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=1, var_1_1=64, var_1_20=1, var_1_21=0, var_1_22=1, 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=1, var_1_1=64, var_1_20=1, var_1_21=0, var_1_22=1, 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=1, var_1_1=64, var_1_20=1, var_1_21=0, var_1_22=1, 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=1, var_1_1=64, var_1_20=1, var_1_21=0, var_1_22=1, 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=1, var_1_1=64, var_1_20=1, var_1_21=0, var_1_22=1, 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=1, var_1_1=64, var_1_20=1, var_1_21=0, var_1_22=1, 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=1, var_1_1=64, var_1_20=1, var_1_21=0, var_1_22=1, 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=1, var_1_1=64, var_1_20=1, var_1_21=0, var_1_22=1, 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=1, var_1_1=64, var_1_20=1, var_1_21=0, var_1_22=1, 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=1, var_1_1=64, var_1_20=1, var_1_21=0, var_1_22=1, 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=1, var_1_1=64, var_1_20=1, var_1_21=0, var_1_22=1, 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=1, var_1_1=64, var_1_20=1, var_1_21=0, var_1_22=1, 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=1, var_1_1=64, var_1_20=1, var_1_21=0, var_1_22=1, 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=1, var_1_1=64, var_1_20=1, var_1_21=0, var_1_22=1, 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=1, var_1_1=64, var_1_20=1, var_1_21=0, var_1_22=1, 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=1, var_1_1=64, var_1_20=1, var_1_21=0, var_1_22=1, 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=1, var_1_1=64, var_1_20=1, var_1_21=0, var_1_22=1, 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=1, var_1_1=64, var_1_20=1, var_1_21=0, var_1_22=1, 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=1, var_1_1=64, var_1_20=1, var_1_21=0, var_1_22=1, 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=2147483647, 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=1, var_1_1=64, var_1_20=1, var_1_21=0, var_1_22=1, 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=2147483647, 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=1, var_1_1=64, var_1_20=1, var_1_21=0, var_1_22=1, 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=2147483647, 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=1, var_1_1=64, var_1_20=1, var_1_21=0, var_1_22=1, 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=2147483647, 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=1, var_1_1=64, var_1_20=1, var_1_21=0, var_1_22=1, 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=2147483647, var_1_41=2147483646, 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=1, var_1_1=64, var_1_20=1, var_1_21=0, var_1_22=1, 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=2147483647, var_1_41=2147483646, 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=1, var_1_1=64, var_1_20=1, var_1_21=0, var_1_22=1, 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=2147483647, var_1_41=2147483646, 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=1, var_1_1=64, var_1_20=1, var_1_21=0, var_1_22=1, 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=2147483647, var_1_41=2147483646, 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=1, var_1_1=64, var_1_20=1, var_1_21=0, var_1_22=1, 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=2147483647, var_1_41=2147483646, 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=1, var_1_1=64, var_1_20=1, var_1_21=0, var_1_22=1, 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=2147483647, var_1_41=2147483646, 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=1, var_1_1=64, var_1_20=1, var_1_21=0, var_1_22=1, 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=2147483647, var_1_41=2147483646, 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=1, var_1_1=64, var_1_20=1, var_1_21=0, var_1_22=1, 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=2147483647, var_1_41=2147483646, 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=1, var_1_1=64, var_1_20=1, var_1_21=0, var_1_22=1, 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=2147483647, var_1_41=2147483646, 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=1, var_1_1=64, var_1_20=1, var_1_21=0, var_1_22=1, 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=2147483647, var_1_41=2147483646, 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=1, var_1_1=64, var_1_20=1, var_1_21=0, var_1_22=1, 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=2147483647, var_1_41=2147483646, 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=1, var_1_1=64, var_1_20=1, var_1_21=0, var_1_22=1, 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=2147483647, var_1_41=2147483646, 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=1, var_1_1=64, var_1_20=1, var_1_21=0, var_1_22=1, 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=2147483647, var_1_41=2147483646, 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=1, var_1_1=64, var_1_20=1, var_1_21=0, var_1_22=1, 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=2147483647, var_1_41=2147483646, 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=1, var_1_1=64, var_1_20=1, var_1_21=0, var_1_22=1, 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=2147483647, var_1_41=2147483646, 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=1, var_1_1=64, var_1_20=1, var_1_21=0, var_1_22=1, 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=2147483647, var_1_41=2147483646, 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=1, var_1_1=64, var_1_20=1, var_1_21=0, var_1_22=1, 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=2147483647, var_1_41=2147483646, 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=1, var_1_1=64, var_1_20=1, var_1_21=0, var_1_22=1, 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=2147483647, var_1_41=2147483646, 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=1, var_1_1=64, var_1_20=1, var_1_21=0, var_1_22=1, 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=2147483647, var_1_41=2147483646, 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=1, var_1_1=64, var_1_20=1, var_1_21=0, var_1_22=1, 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=2147483647, var_1_41=2147483646, 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] COND TRUE var_1_27 > (var_1_27 / var_1_35) [L63] var_1_36 = ((((var_1_15) < 0 ) ? -(var_1_15) : (var_1_15))) [L65] COND FALSE !((var_1_39 - ((((-50) < 0 ) ? -(-50) : (-50)))) < var_1_1) [L70] var_1_27 = var_1_21 [L71] unsigned char stepLocal_1 = var_1_27; [L72] unsigned char stepLocal_0 = var_1_27; [L73] COND TRUE (var_1_27 + var_1_27) <= stepLocal_1 [L74] var_1_1 = (128 + var_1_27) [L82] COND FALSE !(\read(var_1_23)) [L89] COND FALSE !(var_1_27 < (var_1_27 - var_1_27)) [L92] EXPR var_1_27 >> var_1_27 [L92] COND TRUE var_1_27 >= (var_1_27 >> var_1_27) [L93] COND FALSE !(var_1_23 || (var_1_27 < var_1_27)) [L97] COND TRUE 63.75f <= var_1_10 [L98] var_1_37 = ((var_1_39 + ((((var_1_40) > (var_1_41)) ? (var_1_40) : (var_1_41)))) - ((((var_1_15) < 0 ) ? -(var_1_15) : (var_1_15)))) [L100] unsigned char stepLocal_2 = var_1_27; [L101] COND FALSE !(var_1_27 > stepLocal_2) [L104] var_1_10 = 9.75f [L106] COND TRUE ((((var_1_27) < (var_1_27)) ? (var_1_27) : (var_1_27))) < 25u [L107] 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)))))) [L109] signed long int stepLocal_5 = ~ var_1_21; [L110] COND TRUE \read(var_1_13) [L111] COND FALSE !(stepLocal_5 > var_1_27) [L114] COND TRUE \read(var_1_24) [L115] var_1_23 = ((! var_1_25) || var_1_26) [L119] unsigned char stepLocal_4 = var_1_18 >= var_1_27; [L120] unsigned char stepLocal_3 = var_1_27; [L121] COND TRUE var_1_23 && stepLocal_4 [L122] var_1_12 = var_1_11 [L130] EXPR var_1_27 | (var_1_27 + var_1_27) [L130] COND FALSE !(var_1_27 < (var_1_27 | (var_1_27 + var_1_27))) [L133] COND FALSE !(var_1_41 < ((((var_1_27) < (var_1_27)) ? (var_1_27) : (var_1_27)))) [L136] var_1_42 = (var_1_45 || var_1_43) [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=2, var_1_19=1, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=1, 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=10, var_1_35=2147483647, var_1_36=0, var_1_37=4294967294, var_1_39=2147483647, var_1_40=2147483647, var_1_41=2147483646, 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=2, var_1_19=1, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=1, 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=10, var_1_35=2147483647, var_1_36=0, var_1_37=4294967294, var_1_39=2147483647, var_1_40=2147483647, var_1_41=2147483646, 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: 1.4s, 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, 0.4s 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 [2023-11-25 00:10:48,228 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91 --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 aab19f8ed494bd421f578b42d2ae7222c865e7c6a70df709386ca1e7fb5ba046 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-25 00:10:50,993 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-25 00:10:51,126 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-25 00:10:51,144 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-25 00:10:51,145 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-25 00:10:51,192 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-25 00:10:51,193 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-25 00:10:51,193 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-25 00:10:51,194 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-25 00:10:51,199 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-25 00:10:51,200 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-25 00:10:51,200 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-25 00:10:51,201 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-25 00:10:51,202 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-25 00:10:51,203 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-25 00:10:51,203 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-25 00:10:51,204 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-25 00:10:51,205 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-25 00:10:51,205 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-25 00:10:51,206 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-25 00:10:51,207 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-25 00:10:51,207 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-25 00:10:51,208 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-25 00:10:51,208 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-25 00:10:51,208 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-25 00:10:51,209 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-25 00:10:51,209 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-25 00:10:51,210 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-25 00:10:51,210 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-25 00:10:51,211 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-25 00:10:51,212 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-25 00:10:51,212 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-25 00:10:51,213 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-25 00:10:51,213 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-25 00:10:51,213 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:10:51,214 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-25 00:10:51,214 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-25 00:10:51,214 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-25 00:10:51,214 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-25 00:10:51,215 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-25 00:10:51,216 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-25 00:10:51,216 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-25 00:10:51,216 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-25 00:10:51,216 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-25 00:10:51,217 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_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aab19f8ed494bd421f578b42d2ae7222c865e7c6a70df709386ca1e7fb5ba046 [2023-11-25 00:10:51,671 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-25 00:10:51,706 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-25 00:10:51,709 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-25 00:10:51,710 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-25 00:10:51,711 INFO L274 PluginConnector]: CDTParser initialized [2023-11-25 00:10:51,712 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-1.i [2023-11-25 00:10:54,953 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-25 00:10:55,300 INFO L384 CDTParser]: Found 1 translation units. [2023-11-25 00:10:55,303 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-1.i [2023-11-25 00:10:55,319 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91/data/761417904/6461fa34533c4e88b468821ee2a8dbcc/FLAGa108ec673 [2023-11-25 00:10:55,337 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91/data/761417904/6461fa34533c4e88b468821ee2a8dbcc [2023-11-25 00:10:55,339 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-25 00:10:55,341 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-25 00:10:55,343 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-25 00:10:55,343 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-25 00:10:55,354 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-25 00:10:55,354 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:10:55" (1/1) ... [2023-11-25 00:10:55,356 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a57b690 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:10:55, skipping insertion in model container [2023-11-25 00:10:55,356 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:10:55" (1/1) ... [2023-11-25 00:10:55,391 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-25 00:10:55,548 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_539a91e1-e0aa-432c-9c46-8cece5266803/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-1.i[918,931] [2023-11-25 00:10:55,620 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:10:55,654 INFO L202 MainTranslator]: Completed pre-run [2023-11-25 00:10:55,673 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_539a91e1-e0aa-432c-9c46-8cece5266803/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-1.i[918,931] [2023-11-25 00:10:55,751 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:10:55,784 INFO L206 MainTranslator]: Completed translation [2023-11-25 00:10:55,785 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:10:55 WrapperNode [2023-11-25 00:10:55,785 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-25 00:10:55,786 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-25 00:10:55,786 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-25 00:10:55,787 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-25 00:10:55,795 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:10:55" (1/1) ... [2023-11-25 00:10:55,824 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:10:55" (1/1) ... [2023-11-25 00:10:55,877 INFO L138 Inliner]: procedures = 27, calls = 52, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 221 [2023-11-25 00:10:55,879 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-25 00:10:55,880 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-25 00:10:55,880 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-25 00:10:55,881 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-25 00:10:55,900 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:10:55" (1/1) ... [2023-11-25 00:10:55,900 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:10:55" (1/1) ... [2023-11-25 00:10:55,912 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:10:55" (1/1) ... [2023-11-25 00:10:55,912 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:10:55" (1/1) ... [2023-11-25 00:10:55,926 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:10:55" (1/1) ... [2023-11-25 00:10:55,931 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:10:55" (1/1) ... [2023-11-25 00:10:55,935 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:10:55" (1/1) ... [2023-11-25 00:10:55,938 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:10:55" (1/1) ... [2023-11-25 00:10:55,944 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-25 00:10:55,945 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-25 00:10:55,945 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-25 00:10:55,945 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-25 00:10:55,946 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:10:55" (1/1) ... [2023-11-25 00:10:55,953 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:10:55,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:10:56,004 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-25 00:10:56,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-25 00:10:56,046 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-25 00:10:56,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-25 00:10:56,047 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-25 00:10:56,047 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-25 00:10:56,047 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-25 00:10:56,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-25 00:10:56,195 INFO L241 CfgBuilder]: Building ICFG [2023-11-25 00:10:56,199 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-25 00:10:56,856 INFO L282 CfgBuilder]: Performing block encoding [2023-11-25 00:10:56,960 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-25 00:10:56,961 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-25 00:10:56,961 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:10:56 BoogieIcfgContainer [2023-11-25 00:10:56,961 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-25 00:10:56,964 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-25 00:10:56,964 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-25 00:10:56,971 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-25 00:10:56,972 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 12:10:55" (1/3) ... [2023-11-25 00:10:56,972 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@373f4619 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:10:56, skipping insertion in model container [2023-11-25 00:10:56,973 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:10:55" (2/3) ... [2023-11-25 00:10:56,974 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@373f4619 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:10:56, skipping insertion in model container [2023-11-25 00:10:56,975 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:10:56" (3/3) ... [2023-11-25 00:10:56,976 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-co_file-1.i [2023-11-25 00:10:56,999 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-25 00:10:57,000 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-25 00:10:57,071 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-25 00:10:57,079 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;@75788fd5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-25 00:10:57,079 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-25 00:10:57,090 INFO L276 IsEmpty]: Start isEmpty. Operand has 98 states, 56 states have (on average 1.4642857142857142) internal successors, (82), 57 states have internal predecessors, (82), 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) [2023-11-25 00:10:57,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2023-11-25 00:10:57,111 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:10:57,112 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] [2023-11-25 00:10:57,112 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:10:57,118 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:10:57,119 INFO L85 PathProgramCache]: Analyzing trace with hash -2069587871, now seen corresponding path program 1 times [2023-11-25 00:10:57,138 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:10:57,138 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1125312703] [2023-11-25 00:10:57,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:10:57,140 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 [2023-11-25 00:10:57,141 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:10:57,144 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91/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) [2023-11-25 00:10:57,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-25 00:10:57,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:10:57,693 INFO L262 TraceCheckSpWp]: Trace formula consists of 378 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-25 00:10:57,721 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:10:57,836 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 1120 proven. 0 refuted. 0 times theorem prover too weak. 1844 trivial. 0 not checked. [2023-11-25 00:10:57,836 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-25 00:10:57,837 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:10:57,838 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1125312703] [2023-11-25 00:10:57,838 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1125312703] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:10:57,839 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-25 00:10:57,839 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-25 00:10:57,841 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1519013047] [2023-11-25 00:10:57,842 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:10:57,849 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-25 00:10:57,850 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:10:57,897 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-25 00:10:57,899 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-25 00:10:57,902 INFO L87 Difference]: Start difference. First operand has 98 states, 56 states have (on average 1.4642857142857142) internal successors, (82), 57 states have internal predecessors, (82), 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 25.0) internal successors, (50), 2 states have internal predecessors, (50), 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) [2023-11-25 00:10:58,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:10:58,009 INFO L93 Difference]: Finished difference Result 193 states and 357 transitions. [2023-11-25 00:10:58,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-25 00:10:58,014 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 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 238 [2023-11-25 00:10:58,015 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:10:58,027 INFO L225 Difference]: With dead ends: 193 [2023-11-25 00:10:58,027 INFO L226 Difference]: Without dead ends: 96 [2023-11-25 00:10:58,037 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 237 GetRequests, 237 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-25 00:10:58,042 INFO L413 NwaCegarLoop]: 150 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, 150 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 [2023-11-25 00:10:58,043 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 150 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-25 00:10:58,064 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2023-11-25 00:10:58,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2023-11-25 00:10:58,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 55 states have (on average 1.3636363636363635) internal successors, (75), 55 states have internal predecessors, (75), 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) [2023-11-25 00:10:58,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 153 transitions. [2023-11-25 00:10:58,123 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 153 transitions. Word has length 238 [2023-11-25 00:10:58,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:10:58,124 INFO L495 AbstractCegarLoop]: Abstraction has 96 states and 153 transitions. [2023-11-25 00:10:58,125 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 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) [2023-11-25 00:10:58,125 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 153 transitions. [2023-11-25 00:10:58,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2023-11-25 00:10:58,141 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:10:58,142 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] [2023-11-25 00:10:58,158 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-25 00:10:58,351 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-25 00:10:58,352 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:10:58,352 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:10:58,353 INFO L85 PathProgramCache]: Analyzing trace with hash -235817925, now seen corresponding path program 1 times [2023-11-25 00:10:58,354 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:10:58,356 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [996828662] [2023-11-25 00:10:58,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:10:58,356 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 [2023-11-25 00:10:58,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:10:58,358 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91/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) [2023-11-25 00:10:58,359 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-25 00:10:58,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:10:58,736 INFO L262 TraceCheckSpWp]: Trace formula consists of 380 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-25 00:10:58,747 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:10:59,351 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2964 trivial. 0 not checked. [2023-11-25 00:10:59,351 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-25 00:10:59,351 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:10:59,352 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [996828662] [2023-11-25 00:10:59,352 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [996828662] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:10:59,353 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-25 00:10:59,354 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-25 00:10:59,358 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1984945659] [2023-11-25 00:10:59,358 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:10:59,363 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-25 00:10:59,364 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:10:59,366 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-25 00:10:59,366 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-25 00:10:59,367 INFO L87 Difference]: Start difference. First operand 96 states and 153 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 2 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) [2023-11-25 00:10:59,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:10:59,493 INFO L93 Difference]: Finished difference Result 284 states and 453 transitions. [2023-11-25 00:10:59,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-25 00:10:59,494 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 2 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 [2023-11-25 00:10:59,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:10:59,499 INFO L225 Difference]: With dead ends: 284 [2023-11-25 00:10:59,500 INFO L226 Difference]: Without dead ends: 189 [2023-11-25 00:10:59,501 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 [2023-11-25 00:10:59,502 INFO L413 NwaCegarLoop]: 145 mSDtfsCounter, 25 mSDsluCounter, 138 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25 SdHoareTripleChecker+Valid, 283 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 [2023-11-25 00:10:59,503 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [25 Valid, 283 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-25 00:10:59,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 189 states. [2023-11-25 00:10:59,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 189 to 187. [2023-11-25 00:10:59,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 187 states, 106 states have (on average 1.320754716981132) internal successors, (140), 106 states have internal predecessors, (140), 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) [2023-11-25 00:10:59,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 296 transitions. [2023-11-25 00:10:59,539 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 296 transitions. Word has length 239 [2023-11-25 00:10:59,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:10:59,541 INFO L495 AbstractCegarLoop]: Abstraction has 187 states and 296 transitions. [2023-11-25 00:10:59,541 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 2 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) [2023-11-25 00:10:59,541 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 296 transitions. [2023-11-25 00:10:59,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2023-11-25 00:10:59,545 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:10:59,545 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, 1] [2023-11-25 00:10:59,561 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-25 00:10:59,754 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-25 00:10:59,755 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:10:59,756 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:10:59,756 INFO L85 PathProgramCache]: Analyzing trace with hash 1594169109, now seen corresponding path program 1 times [2023-11-25 00:10:59,757 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:10:59,757 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [224687782] [2023-11-25 00:10:59,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:10:59,757 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 [2023-11-25 00:10:59,757 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:10:59,759 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91/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) [2023-11-25 00:10:59,761 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-25 00:11:00,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:11:00,210 INFO L262 TraceCheckSpWp]: Trace formula consists of 380 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-25 00:11:00,219 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:11:02,090 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2964 trivial. 0 not checked. [2023-11-25 00:11:02,091 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-25 00:11:02,094 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:11:02,095 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [224687782] [2023-11-25 00:11:02,098 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [224687782] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:11:02,099 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-25 00:11:02,099 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-25 00:11:02,100 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1862206735] [2023-11-25 00:11:02,104 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:11:02,106 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-25 00:11:02,106 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:11:02,107 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-25 00:11:02,107 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-25 00:11:02,107 INFO L87 Difference]: Start difference. First operand 187 states and 296 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 2 states have internal predecessors, (48), 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) [2023-11-25 00:11:02,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:11:02,366 INFO L93 Difference]: Finished difference Result 451 states and 713 transitions. [2023-11-25 00:11:02,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-25 00:11:02,367 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 2 states have internal predecessors, (48), 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 240 [2023-11-25 00:11:02,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:11:02,371 INFO L225 Difference]: With dead ends: 451 [2023-11-25 00:11:02,371 INFO L226 Difference]: Without dead ends: 265 [2023-11-25 00:11:02,377 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 239 GetRequests, 238 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-25 00:11:02,378 INFO L413 NwaCegarLoop]: 144 mSDtfsCounter, 8 mSDsluCounter, 143 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 287 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-25 00:11:02,380 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 287 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-25 00:11:02,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 265 states. [2023-11-25 00:11:02,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 265 to 263. [2023-11-25 00:11:02,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 263 states, 142 states have (on average 1.267605633802817) internal successors, (180), 142 states have internal predecessors, (180), 117 states have call successors, (117), 3 states have call predecessors, (117), 3 states have return successors, (117), 117 states have call predecessors, (117), 117 states have call successors, (117) [2023-11-25 00:11:02,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 263 states and 414 transitions. [2023-11-25 00:11:02,442 INFO L78 Accepts]: Start accepts. Automaton has 263 states and 414 transitions. Word has length 240 [2023-11-25 00:11:02,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:11:02,444 INFO L495 AbstractCegarLoop]: Abstraction has 263 states and 414 transitions. [2023-11-25 00:11:02,444 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 2 states have internal predecessors, (48), 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) [2023-11-25 00:11:02,444 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 414 transitions. [2023-11-25 00:11:02,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2023-11-25 00:11:02,448 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:11:02,448 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, 1] [2023-11-25 00:11:02,465 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-25 00:11:02,657 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-25 00:11:02,657 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:11:02,658 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:11:02,658 INFO L85 PathProgramCache]: Analyzing trace with hash 583051859, now seen corresponding path program 1 times [2023-11-25 00:11:02,659 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:11:02,659 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [657798046] [2023-11-25 00:11:02,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:11:02,659 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 [2023-11-25 00:11:02,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:11:02,661 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91/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) [2023-11-25 00:11:02,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-25 00:11:03,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:11:03,024 INFO L262 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-25 00:11:03,032 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:11:03,920 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 1391 proven. 144 refuted. 0 times theorem prover too weak. 1429 trivial. 0 not checked. [2023-11-25 00:11:03,921 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-25 00:11:04,124 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2964 trivial. 0 not checked. [2023-11-25 00:11:04,124 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:11:04,124 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [657798046] [2023-11-25 00:11:04,125 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [657798046] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-25 00:11:04,125 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-25 00:11:04,125 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [10] total 11 [2023-11-25 00:11:04,125 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1561947943] [2023-11-25 00:11:04,126 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:11:04,126 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-25 00:11:04,127 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:11:04,128 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-25 00:11:04,128 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2023-11-25 00:11:04,128 INFO L87 Difference]: Start difference. First operand 263 states and 414 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 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) [2023-11-25 00:11:04,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:11:04,317 INFO L93 Difference]: Finished difference Result 449 states and 709 transitions. [2023-11-25 00:11:04,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-25 00:11:04,318 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 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 240 [2023-11-25 00:11:04,319 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:11:04,322 INFO L225 Difference]: With dead ends: 449 [2023-11-25 00:11:04,322 INFO L226 Difference]: Without dead ends: 263 [2023-11-25 00:11:04,324 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 478 GetRequests, 469 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2023-11-25 00:11:04,325 INFO L413 NwaCegarLoop]: 139 mSDtfsCounter, 19 mSDsluCounter, 113 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 252 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-25 00:11:04,326 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [19 Valid, 252 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-25 00:11:04,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 263 states. [2023-11-25 00:11:04,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 263 to 263. [2023-11-25 00:11:04,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 263 states, 142 states have (on average 1.2535211267605635) internal successors, (178), 142 states have internal predecessors, (178), 117 states have call successors, (117), 3 states have call predecessors, (117), 3 states have return successors, (117), 117 states have call predecessors, (117), 117 states have call successors, (117) [2023-11-25 00:11:04,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 263 states and 412 transitions. [2023-11-25 00:11:04,377 INFO L78 Accepts]: Start accepts. Automaton has 263 states and 412 transitions. Word has length 240 [2023-11-25 00:11:04,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:11:04,379 INFO L495 AbstractCegarLoop]: Abstraction has 263 states and 412 transitions. [2023-11-25 00:11:04,379 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 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) [2023-11-25 00:11:04,379 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 412 transitions. [2023-11-25 00:11:04,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2023-11-25 00:11:04,383 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:11:04,383 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, 1] [2023-11-25 00:11:04,397 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-25 00:11:04,591 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-25 00:11:04,592 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:11:04,592 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:11:04,592 INFO L85 PathProgramCache]: Analyzing trace with hash 841217297, now seen corresponding path program 1 times [2023-11-25 00:11:04,593 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:11:04,594 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [629014087] [2023-11-25 00:11:04,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:11:04,594 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 [2023-11-25 00:11:04,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:11:04,595 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91/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) [2023-11-25 00:11:04,602 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-25 00:11:04,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:11:04,909 INFO L262 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-25 00:11:04,915 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:11:05,742 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 1391 proven. 144 refuted. 0 times theorem prover too weak. 1429 trivial. 0 not checked. [2023-11-25 00:11:05,742 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-25 00:11:05,960 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2964 trivial. 0 not checked. [2023-11-25 00:11:05,960 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:11:05,961 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [629014087] [2023-11-25 00:11:05,961 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [629014087] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-25 00:11:05,961 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-25 00:11:05,961 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [11] total 13 [2023-11-25 00:11:05,962 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1469302223] [2023-11-25 00:11:05,962 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:11:05,962 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-25 00:11:05,963 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:11:05,963 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-25 00:11:05,964 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2023-11-25 00:11:05,965 INFO L87 Difference]: Start difference. First operand 263 states and 412 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 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) [2023-11-25 00:11:06,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:11:06,271 INFO L93 Difference]: Finished difference Result 619 states and 974 transitions. [2023-11-25 00:11:06,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-25 00:11:06,275 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 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 240 [2023-11-25 00:11:06,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:11:06,280 INFO L225 Difference]: With dead ends: 619 [2023-11-25 00:11:06,280 INFO L226 Difference]: Without dead ends: 433 [2023-11-25 00:11:06,281 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 479 GetRequests, 467 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2023-11-25 00:11:06,282 INFO L413 NwaCegarLoop]: 141 mSDtfsCounter, 135 mSDsluCounter, 264 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 135 SdHoareTripleChecker+Valid, 405 SdHoareTripleChecker+Invalid, 57 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-25 00:11:06,283 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [135 Valid, 405 Invalid, 57 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 54 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-25 00:11:06,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 433 states. [2023-11-25 00:11:06,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 433 to 279. [2023-11-25 00:11:06,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 279 states, 158 states have (on average 1.2721518987341771) internal successors, (201), 158 states have internal predecessors, (201), 117 states have call successors, (117), 3 states have call predecessors, (117), 3 states have return successors, (117), 117 states have call predecessors, (117), 117 states have call successors, (117) [2023-11-25 00:11:06,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 279 states and 435 transitions. [2023-11-25 00:11:06,336 INFO L78 Accepts]: Start accepts. Automaton has 279 states and 435 transitions. Word has length 240 [2023-11-25 00:11:06,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:11:06,337 INFO L495 AbstractCegarLoop]: Abstraction has 279 states and 435 transitions. [2023-11-25 00:11:06,337 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 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) [2023-11-25 00:11:06,338 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 435 transitions. [2023-11-25 00:11:06,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2023-11-25 00:11:06,341 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:11:06,342 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, 1] [2023-11-25 00:11:06,350 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-25 00:11:06,549 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-25 00:11:06,550 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:11:06,550 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:11:06,550 INFO L85 PathProgramCache]: Analyzing trace with hash 898475599, now seen corresponding path program 1 times [2023-11-25 00:11:06,551 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:11:06,551 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1762911481] [2023-11-25 00:11:06,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:11:06,551 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 [2023-11-25 00:11:06,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:11:06,552 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91/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) [2023-11-25 00:11:06,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-25 00:11:06,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:11:06,843 INFO L262 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-25 00:11:06,849 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:11:07,206 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 1151 proven. 48 refuted. 0 times theorem prover too weak. 1765 trivial. 0 not checked. [2023-11-25 00:11:07,206 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-25 00:11:07,331 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:11:07,331 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1762911481] [2023-11-25 00:11:07,332 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1762911481] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-25 00:11:07,332 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1407767545] [2023-11-25 00:11:07,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:11:07,332 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-25 00:11:07,332 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91/cvc4 [2023-11-25 00:11:07,336 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-25 00:11:07,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-11-25 00:11:08,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:11:08,068 INFO L262 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-25 00:11:08,074 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:11:08,199 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2964 trivial. 0 not checked. [2023-11-25 00:11:08,199 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-25 00:11:08,200 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1407767545] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:11:08,200 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-25 00:11:08,200 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [8] total 10 [2023-11-25 00:11:08,200 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1283553497] [2023-11-25 00:11:08,200 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:11:08,201 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-25 00:11:08,201 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:11:08,202 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-25 00:11:08,202 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2023-11-25 00:11:08,202 INFO L87 Difference]: Start difference. First operand 279 states and 435 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 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) [2023-11-25 00:11:09,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:11:09,049 INFO L93 Difference]: Finished difference Result 668 states and 1041 transitions. [2023-11-25 00:11:09,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-25 00:11:09,050 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 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 240 [2023-11-25 00:11:09,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:11:09,055 INFO L225 Difference]: With dead ends: 668 [2023-11-25 00:11:09,055 INFO L226 Difference]: Without dead ends: 466 [2023-11-25 00:11:09,056 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 503 GetRequests, 493 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2023-11-25 00:11:09,057 INFO L413 NwaCegarLoop]: 232 mSDtfsCounter, 196 mSDsluCounter, 258 mSDsCounter, 0 mSdLazyCounter, 143 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 196 SdHoareTripleChecker+Valid, 490 SdHoareTripleChecker+Invalid, 149 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 143 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-11-25 00:11:09,058 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [196 Valid, 490 Invalid, 149 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 143 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-11-25 00:11:09,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 466 states. [2023-11-25 00:11:09,111 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 466 to 458. [2023-11-25 00:11:09,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 458 states, 257 states have (on average 1.2256809338521402) internal successors, (315), 257 states have internal predecessors, (315), 195 states have call successors, (195), 5 states have call predecessors, (195), 5 states have return successors, (195), 195 states have call predecessors, (195), 195 states have call successors, (195) [2023-11-25 00:11:09,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 458 states and 705 transitions. [2023-11-25 00:11:09,118 INFO L78 Accepts]: Start accepts. Automaton has 458 states and 705 transitions. Word has length 240 [2023-11-25 00:11:09,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:11:09,119 INFO L495 AbstractCegarLoop]: Abstraction has 458 states and 705 transitions. [2023-11-25 00:11:09,119 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 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) [2023-11-25 00:11:09,119 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 705 transitions. [2023-11-25 00:11:09,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2023-11-25 00:11:09,123 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:11:09,124 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, 1] [2023-11-25 00:11:09,138 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-25 00:11:09,342 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2023-11-25 00:11:09,532 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt [2023-11-25 00:11:09,533 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:11:09,533 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:11:09,533 INFO L85 PathProgramCache]: Analyzing trace with hash 142059343, now seen corresponding path program 1 times [2023-11-25 00:11:09,534 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:11:09,534 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1866178625] [2023-11-25 00:11:09,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:11:09,534 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 [2023-11-25 00:11:09,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:11:09,537 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91/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) [2023-11-25 00:11:09,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_539a91e1-e0aa-432c-9c46-8cece5266803/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-25 00:11:09,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:11:09,834 INFO L262 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 27 conjunts are in the unsatisfiable core [2023-11-25 00:11:09,845 INFO L285 TraceCheckSpWp]: Computing forward predicates...