./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-85.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-85.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh --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 d1b83a4ce2a79f9f777894fa3058d0ffb3605435e520dce663455cc23f9871c5 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 08:33:50,955 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 08:33:51,019 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-12-02 08:33:51,026 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 08:33:51,026 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 08:33:51,051 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 08:33:51,052 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 08:33:51,052 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 08:33:51,053 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 08:33:51,054 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 08:33:51,054 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 08:33:51,055 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 08:33:51,055 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 08:33:51,056 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 08:33:51,056 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 08:33:51,057 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 08:33:51,057 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 08:33:51,058 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 08:33:51,058 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 08:33:51,059 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 08:33:51,060 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 08:33:51,060 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 08:33:51,061 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 08:33:51,062 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 08:33:51,062 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 08:33:51,062 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 08:33:51,063 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 08:33:51,063 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 08:33:51,064 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 08:33:51,064 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 08:33:51,064 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 08:33:51,065 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 08:33:51,065 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 08:33:51,065 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 08:33:51,066 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 08:33:51,066 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 08:33:51,066 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 08:33:51,066 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 08:33:51,067 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 08:33:51,067 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 08:33:51,067 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 08:33:51,067 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 08:33:51,068 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 08:33:51,068 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 08:33:51,068 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 08:33:51,068 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 08:33:51,068 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 08:33:51,069 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_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d1b83a4ce2a79f9f777894fa3058d0ffb3605435e520dce663455cc23f9871c5 [2023-12-02 08:33:51,298 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 08:33:51,319 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 08:33:51,321 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 08:33:51,323 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 08:33:51,323 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 08:33:51,325 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-85.i [2023-12-02 08:33:54,057 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 08:33:54,245 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 08:33:54,246 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-85.i [2023-12-02 08:33:54,254 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/data/e36ec3825/196e5295ed014524bec0f0a8a4d98267/FLAGeb9db8a20 [2023-12-02 08:33:54,266 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/data/e36ec3825/196e5295ed014524bec0f0a8a4d98267 [2023-12-02 08:33:54,267 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 08:33:54,269 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 08:33:54,269 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 08:33:54,270 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 08:33:54,275 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 08:33:54,275 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:33:54" (1/1) ... [2023-12-02 08:33:54,276 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56091d87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:33:54, skipping insertion in model container [2023-12-02 08:33:54,277 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:33:54" (1/1) ... [2023-12-02 08:33:54,314 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 08:33:54,432 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_2a1195ac-0c89-45f9-9856-f1d219848f44/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-85.i[916,929] [2023-12-02 08:33:54,517 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 08:33:54,531 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 08:33:54,541 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_2a1195ac-0c89-45f9-9856-f1d219848f44/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-85.i[916,929] [2023-12-02 08:33:54,584 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 08:33:54,602 INFO L206 MainTranslator]: Completed translation [2023-12-02 08:33:54,603 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:33:54 WrapperNode [2023-12-02 08:33:54,603 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 08:33:54,604 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 08:33:54,604 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 08:33:54,604 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 08:33:54,610 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:33:54" (1/1) ... [2023-12-02 08:33:54,624 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:33:54" (1/1) ... [2023-12-02 08:33:54,664 INFO L138 Inliner]: procedures = 26, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 236 [2023-12-02 08:33:54,665 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 08:33:54,665 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 08:33:54,665 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 08:33:54,665 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 08:33:54,672 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:33:54" (1/1) ... [2023-12-02 08:33:54,672 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:33:54" (1/1) ... [2023-12-02 08:33:54,676 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:33:54" (1/1) ... [2023-12-02 08:33:54,677 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:33:54" (1/1) ... [2023-12-02 08:33:54,693 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:33:54" (1/1) ... [2023-12-02 08:33:54,697 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:33:54" (1/1) ... [2023-12-02 08:33:54,702 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:33:54" (1/1) ... [2023-12-02 08:33:54,706 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:33:54" (1/1) ... [2023-12-02 08:33:54,713 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 08:33:54,714 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 08:33:54,714 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 08:33:54,714 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 08:33:54,715 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:33:54" (1/1) ... [2023-12-02 08:33:54,721 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 08:33:54,733 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 08:33:54,748 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 08:33:54,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 08:33:54,781 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 08:33:54,781 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 08:33:54,782 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 08:33:54,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 08:33:54,782 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 08:33:54,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 08:33:54,877 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 08:33:54,880 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 08:33:55,304 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 08:33:55,567 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 08:33:55,567 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 08:33:55,569 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:33:55 BoogieIcfgContainer [2023-12-02 08:33:55,569 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 08:33:55,572 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 08:33:55,572 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 08:33:55,575 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 08:33:55,575 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 08:33:54" (1/3) ... [2023-12-02 08:33:55,576 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4044ffb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:33:55, skipping insertion in model container [2023-12-02 08:33:55,576 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:33:54" (2/3) ... [2023-12-02 08:33:55,576 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4044ffb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:33:55, skipping insertion in model container [2023-12-02 08:33:55,576 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:33:55" (3/3) ... [2023-12-02 08:33:55,578 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-85.i [2023-12-02 08:33:55,596 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 08:33:55,596 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 08:33:55,644 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 08:33:55,651 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;@a930024, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 08:33:55,651 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 08:33:55,656 INFO L276 IsEmpty]: Start isEmpty. Operand has 59 states, 24 states have (on average 1.125) internal successors, (27), 25 states have internal predecessors, (27), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-12-02 08:33:55,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-12-02 08:33:55,669 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:33:55,670 INFO L195 NwaCegarLoop]: trace histogram [32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 08:33:55,670 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 08:33:55,675 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:33:55,675 INFO L85 PathProgramCache]: Analyzing trace with hash -1059392630, now seen corresponding path program 1 times [2023-12-02 08:33:55,682 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 08:33:55,682 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1650967216] [2023-12-02 08:33:55,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:33:55,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 08:33:55,841 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-02 08:33:55,841 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1630319689] [2023-12-02 08:33:55,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:33:55,842 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 08:33:55,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 08:33:55,848 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 08:33:55,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-02 08:33:56,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 08:33:56,228 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 08:33:56,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 08:33:56,420 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-12-02 08:33:56,422 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-02 08:33:56,423 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-02 08:33:56,431 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-12-02 08:33:56,625 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-12-02 08:33:56,629 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-02 08:33:56,633 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 08:33:56,743 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 08:33:56 BoogieIcfgContainer [2023-12-02 08:33:56,743 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 08:33:56,744 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 08:33:56,744 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 08:33:56,744 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 08:33:56,744 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:33:55" (3/4) ... [2023-12-02 08:33:56,746 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 08:33:56,747 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 08:33:56,749 INFO L158 Benchmark]: Toolchain (without parser) took 2479.64ms. Allocated memory is still 169.9MB. Free memory was 123.5MB in the beginning and 100.0MB in the end (delta: 23.5MB). Peak memory consumption was 24.2MB. Max. memory is 16.1GB. [2023-12-02 08:33:56,749 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 119.5MB. Free memory was 84.2MB in the beginning and 84.2MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 08:33:56,750 INFO L158 Benchmark]: CACSL2BoogieTranslator took 333.75ms. Allocated memory is still 169.9MB. Free memory was 123.5MB in the beginning and 106.7MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-02 08:33:56,750 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.60ms. Allocated memory is still 169.9MB. Free memory was 106.7MB in the beginning and 101.8MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 08:33:56,751 INFO L158 Benchmark]: Boogie Preprocessor took 48.16ms. Allocated memory is still 169.9MB. Free memory was 101.8MB in the beginning and 99.0MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 08:33:56,751 INFO L158 Benchmark]: RCFGBuilder took 855.12ms. Allocated memory is still 169.9MB. Free memory was 99.0MB in the beginning and 87.5MB in the end (delta: 11.5MB). Peak memory consumption was 35.6MB. Max. memory is 16.1GB. [2023-12-02 08:33:56,752 INFO L158 Benchmark]: TraceAbstraction took 1171.41ms. Allocated memory is still 169.9MB. Free memory was 87.5MB in the beginning and 101.0MB in the end (delta: -13.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 08:33:56,752 INFO L158 Benchmark]: Witness Printer took 3.98ms. Allocated memory is still 169.9MB. Free memory was 101.0MB in the beginning and 100.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 08:33:56,756 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 119.5MB. Free memory was 84.2MB in the beginning and 84.2MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 333.75ms. Allocated memory is still 169.9MB. Free memory was 123.5MB in the beginning and 106.7MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.60ms. Allocated memory is still 169.9MB. Free memory was 106.7MB in the beginning and 101.8MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.16ms. Allocated memory is still 169.9MB. Free memory was 101.8MB in the beginning and 99.0MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 855.12ms. Allocated memory is still 169.9MB. Free memory was 99.0MB in the beginning and 87.5MB in the end (delta: 11.5MB). Peak memory consumption was 35.6MB. Max. memory is 16.1GB. * TraceAbstraction took 1171.41ms. Allocated memory is still 169.9MB. Free memory was 87.5MB in the beginning and 101.0MB in the end (delta: -13.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.98ms. Allocated memory is still 169.9MB. Free memory was 101.0MB in the beginning and 100.0MB 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 207, overapproximation of shiftLeft at line 96, overapproximation of someBinaryArithmeticDOUBLEoperation at line 119, overapproximation of someBinaryDOUBLEComparisonOperation at line 139. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 5; [L23] signed char var_1_3 = -128; [L24] signed char var_1_5 = 16; [L25] unsigned char var_1_7 = 64; [L26] unsigned char var_1_8 = 200; [L27] unsigned char var_1_9 = 25; [L28] unsigned char var_1_10 = 32; [L29] unsigned char var_1_12 = 1; [L30] unsigned char var_1_13 = 1; [L31] double var_1_14 = 64.4; [L32] double var_1_15 = 0.0; [L33] double var_1_16 = 16.6; [L34] double var_1_17 = 3.25; [L35] double var_1_18 = 31.2; [L36] double var_1_19 = 1.9; [L37] double var_1_20 = 8.4; [L38] unsigned long int var_1_21 = 8; [L39] unsigned long int var_1_22 = 1709501341; [L40] unsigned char var_1_23 = 16; [L41] signed long int var_1_25 = -5; [L42] unsigned char var_1_26 = 1; [L43] signed short int var_1_27 = -5; [L44] float var_1_28 = 9.25; [L45] signed char var_1_29 = 32; [L46] signed char var_1_30 = -8; [L47] signed char var_1_31 = 5; [L48] signed char var_1_32 = 4; [L49] signed char var_1_33 = -25; [L50] unsigned char var_1_34 = 0; [L51] unsigned char var_1_35 = 0; [L52] double var_1_36 = 256.2; [L53] unsigned long int var_1_37 = 128; [L54] unsigned char last_1_var_1_12 = 1; [L55] unsigned char last_1_var_1_26 = 1; [L56] signed char last_1_var_1_29 = 32; [L211] isInitial = 1 [L212] FCALL initially() [L213] COND TRUE 1 [L214] CALL updateLastVariables() [L202] last_1_var_1_12 = var_1_12 [L203] last_1_var_1_26 = var_1_26 [L204] last_1_var_1_29 = var_1_29 [L214] RET updateLastVariables() [L215] CALL updateVariables() [L150] var_1_3 = __VERIFIER_nondet_char() [L151] CALL assume_abort_if_not(var_1_3 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_26=1, last_1_var_1_29=32, var_1_10=32, var_1_12=1, var_1_13=1, var_1_14=322/5, var_1_15=0, var_1_16=83/5, var_1_17=13/4, var_1_18=156/5, var_1_19=19/10, var_1_1=5, var_1_20=42/5, var_1_21=8, var_1_22=1709501341, var_1_23=16, var_1_25=-5, var_1_26=1, var_1_27=-5, var_1_28=37/4, var_1_29=32, var_1_30=-8, var_1_31=5, var_1_32=4, var_1_33=-25, var_1_34=0, var_1_35=0, var_1_36=1281/5, var_1_37=128, var_1_3=5, var_1_5=16, var_1_7=64, var_1_8=200, var_1_9=25] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_3 >= -128) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_26=1, last_1_var_1_29=32, var_1_10=32, var_1_12=1, var_1_13=1, var_1_14=322/5, var_1_15=0, var_1_16=83/5, var_1_17=13/4, var_1_18=156/5, var_1_19=19/10, var_1_1=5, var_1_20=42/5, var_1_21=8, var_1_22=1709501341, var_1_23=16, var_1_25=-5, var_1_26=1, var_1_27=-5, var_1_28=37/4, var_1_29=32, var_1_30=-8, var_1_31=5, var_1_32=4, var_1_33=-25, var_1_34=0, var_1_35=0, var_1_36=1281/5, var_1_37=128, var_1_3=5, var_1_5=16, var_1_7=64, var_1_8=200, var_1_9=25] [L152] CALL assume_abort_if_not(var_1_3 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_26=1, last_1_var_1_29=32, var_1_10=32, var_1_12=1, var_1_13=1, var_1_14=322/5, var_1_15=0, var_1_16=83/5, var_1_17=13/4, var_1_18=156/5, var_1_19=19/10, var_1_1=5, var_1_20=42/5, var_1_21=8, var_1_22=1709501341, var_1_23=16, var_1_25=-5, var_1_26=1, var_1_27=-5, var_1_28=37/4, var_1_29=32, var_1_30=-8, var_1_31=5, var_1_32=4, var_1_33=-25, var_1_34=0, var_1_35=0, var_1_36=1281/5, var_1_37=128, var_1_3=5, var_1_5=16, var_1_7=64, var_1_8=200, var_1_9=25] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_3 <= 127) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_26=1, last_1_var_1_29=32, var_1_10=32, var_1_12=1, var_1_13=1, var_1_14=322/5, var_1_15=0, var_1_16=83/5, var_1_17=13/4, var_1_18=156/5, var_1_19=19/10, var_1_1=5, var_1_20=42/5, var_1_21=8, var_1_22=1709501341, var_1_23=16, var_1_25=-5, var_1_26=1, var_1_27=-5, var_1_28=37/4, var_1_29=32, var_1_30=-8, var_1_31=5, var_1_32=4, var_1_33=-25, var_1_34=0, var_1_35=0, var_1_36=1281/5, var_1_37=128, var_1_3=5, var_1_5=16, var_1_7=64, var_1_8=200, var_1_9=25] [L153] CALL assume_abort_if_not(var_1_3 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_26=1, last_1_var_1_29=32, var_1_10=32, var_1_12=1, var_1_13=1, var_1_14=322/5, var_1_15=0, var_1_16=83/5, var_1_17=13/4, var_1_18=156/5, var_1_19=19/10, var_1_1=5, var_1_20=42/5, var_1_21=8, var_1_22=1709501341, var_1_23=16, var_1_25=-5, var_1_26=1, var_1_27=-5, var_1_28=37/4, var_1_29=32, var_1_30=-8, var_1_31=5, var_1_32=4, var_1_33=-25, var_1_34=0, var_1_35=0, var_1_36=1281/5, var_1_37=128, var_1_3=5, var_1_5=16, var_1_7=64, var_1_8=200, var_1_9=25] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_3 != 0) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_26=1, last_1_var_1_29=32, var_1_10=32, var_1_12=1, var_1_13=1, var_1_14=322/5, var_1_15=0, var_1_16=83/5, var_1_17=13/4, var_1_18=156/5, var_1_19=19/10, var_1_1=5, var_1_20=42/5, var_1_21=8, var_1_22=1709501341, var_1_23=16, var_1_25=-5, var_1_26=1, var_1_27=-5, var_1_28=37/4, var_1_29=32, var_1_30=-8, var_1_31=5, var_1_32=4, var_1_33=-25, var_1_34=0, var_1_35=0, var_1_36=1281/5, var_1_37=128, var_1_3=5, var_1_5=16, var_1_7=64, var_1_8=200, var_1_9=25] [L154] var_1_5 = __VERIFIER_nondet_char() [L155] CALL assume_abort_if_not(var_1_5 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_26=1, last_1_var_1_29=32, var_1_10=32, var_1_12=1, var_1_13=1, var_1_14=322/5, var_1_15=0, var_1_16=83/5, var_1_17=13/4, var_1_18=156/5, var_1_19=19/10, var_1_1=5, var_1_20=42/5, var_1_21=8, var_1_22=1709501341, var_1_23=16, var_1_25=-5, var_1_26=1, var_1_27=-5, var_1_28=37/4, var_1_29=32, var_1_30=-8, var_1_31=5, var_1_32=4, var_1_33=-25, var_1_34=0, var_1_35=0, var_1_36=1281/5, var_1_37=128, var_1_3=5, var_1_5=2, var_1_7=64, var_1_8=200, var_1_9=25] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_5 >= -128) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_26=1, last_1_var_1_29=32, var_1_10=32, var_1_12=1, var_1_13=1, var_1_14=322/5, var_1_15=0, var_1_16=83/5, var_1_17=13/4, var_1_18=156/5, var_1_19=19/10, var_1_1=5, var_1_20=42/5, var_1_21=8, var_1_22=1709501341, var_1_23=16, var_1_25=-5, var_1_26=1, var_1_27=-5, var_1_28=37/4, var_1_29=32, var_1_30=-8, var_1_31=5, var_1_32=4, var_1_33=-25, var_1_34=0, var_1_35=0, var_1_36=1281/5, var_1_37=128, var_1_3=5, var_1_5=2, var_1_7=64, var_1_8=200, var_1_9=25] [L156] CALL assume_abort_if_not(var_1_5 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_26=1, last_1_var_1_29=32, var_1_10=32, var_1_12=1, var_1_13=1, var_1_14=322/5, var_1_15=0, var_1_16=83/5, var_1_17=13/4, var_1_18=156/5, var_1_19=19/10, var_1_1=5, var_1_20=42/5, var_1_21=8, var_1_22=1709501341, var_1_23=16, var_1_25=-5, var_1_26=1, var_1_27=-5, var_1_28=37/4, var_1_29=32, var_1_30=-8, var_1_31=5, var_1_32=4, var_1_33=-25, var_1_34=0, var_1_35=0, var_1_36=1281/5, var_1_37=128, var_1_3=5, var_1_5=2, var_1_7=64, var_1_8=200, var_1_9=25] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_5 <= 127) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_26=1, last_1_var_1_29=32, var_1_10=32, var_1_12=1, var_1_13=1, var_1_14=322/5, var_1_15=0, var_1_16=83/5, var_1_17=13/4, var_1_18=156/5, var_1_19=19/10, var_1_1=5, var_1_20=42/5, var_1_21=8, var_1_22=1709501341, var_1_23=16, var_1_25=-5, var_1_26=1, var_1_27=-5, var_1_28=37/4, var_1_29=32, var_1_30=-8, var_1_31=5, var_1_32=4, var_1_33=-25, var_1_34=0, var_1_35=0, var_1_36=1281/5, var_1_37=128, var_1_3=5, var_1_5=2, var_1_7=64, var_1_8=200, var_1_9=25] [L157] CALL assume_abort_if_not(var_1_5 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_26=1, last_1_var_1_29=32, var_1_10=32, var_1_12=1, var_1_13=1, var_1_14=322/5, var_1_15=0, var_1_16=83/5, var_1_17=13/4, var_1_18=156/5, var_1_19=19/10, var_1_1=5, var_1_20=42/5, var_1_21=8, var_1_22=1709501341, var_1_23=16, var_1_25=-5, var_1_26=1, var_1_27=-5, var_1_28=37/4, var_1_29=32, var_1_30=-8, var_1_31=5, var_1_32=4, var_1_33=-25, var_1_34=0, var_1_35=0, var_1_36=1281/5, var_1_37=128, var_1_3=5, var_1_5=2, var_1_7=64, var_1_8=200, var_1_9=25] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_5 != 0) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_26=1, last_1_var_1_29=32, var_1_10=32, var_1_12=1, var_1_13=1, var_1_14=322/5, var_1_15=0, var_1_16=83/5, var_1_17=13/4, var_1_18=156/5, var_1_19=19/10, var_1_1=5, var_1_20=42/5, var_1_21=8, var_1_22=1709501341, var_1_23=16, var_1_25=-5, var_1_26=1, var_1_27=-5, var_1_28=37/4, var_1_29=32, var_1_30=-8, var_1_31=5, var_1_32=4, var_1_33=-25, var_1_34=0, var_1_35=0, var_1_36=1281/5, var_1_37=128, var_1_3=5, var_1_5=2, var_1_7=64, var_1_8=200, var_1_9=25] [L158] var_1_8 = __VERIFIER_nondet_uchar() [L159] CALL assume_abort_if_not(var_1_8 >= 190) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_26=1, last_1_var_1_29=32, var_1_10=32, var_1_12=1, var_1_13=1, var_1_14=322/5, var_1_15=0, var_1_16=83/5, var_1_17=13/4, var_1_18=156/5, var_1_19=19/10, var_1_1=5, var_1_20=42/5, var_1_21=8, var_1_22=1709501341, var_1_23=16, var_1_25=-5, var_1_26=1, var_1_27=-5, var_1_28=37/4, var_1_29=32, var_1_30=-8, var_1_31=5, var_1_32=4, var_1_33=-25, var_1_34=0, var_1_35=0, var_1_36=1281/5, var_1_37=128, var_1_3=5, var_1_5=2, var_1_7=64, var_1_8=253, var_1_9=25] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_8 >= 190) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_26=1, last_1_var_1_29=32, var_1_10=32, var_1_12=1, var_1_13=1, var_1_14=322/5, var_1_15=0, var_1_16=83/5, var_1_17=13/4, var_1_18=156/5, var_1_19=19/10, var_1_1=5, var_1_20=42/5, var_1_21=8, var_1_22=1709501341, var_1_23=16, var_1_25=-5, var_1_26=1, var_1_27=-5, var_1_28=37/4, var_1_29=32, var_1_30=-8, var_1_31=5, var_1_32=4, var_1_33=-25, var_1_34=0, var_1_35=0, var_1_36=1281/5, var_1_37=128, var_1_3=5, var_1_5=2, var_1_7=64, var_1_8=253, var_1_9=25] [L160] CALL assume_abort_if_not(var_1_8 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_26=1, last_1_var_1_29=32, var_1_10=32, var_1_12=1, var_1_13=1, var_1_14=322/5, var_1_15=0, var_1_16=83/5, var_1_17=13/4, var_1_18=156/5, var_1_19=19/10, var_1_1=5, var_1_20=42/5, var_1_21=8, var_1_22=1709501341, var_1_23=16, var_1_25=-5, var_1_26=1, var_1_27=-5, var_1_28=37/4, var_1_29=32, var_1_30=-8, var_1_31=5, var_1_32=4, var_1_33=-25, var_1_34=0, var_1_35=0, var_1_36=1281/5, var_1_37=128, var_1_3=5, var_1_5=2, var_1_7=64, var_1_8=253, var_1_9=25] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_8 <= 254) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_26=1, last_1_var_1_29=32, var_1_10=32, var_1_12=1, var_1_13=1, var_1_14=322/5, var_1_15=0, var_1_16=83/5, var_1_17=13/4, var_1_18=156/5, var_1_19=19/10, var_1_1=5, var_1_20=42/5, var_1_21=8, var_1_22=1709501341, var_1_23=16, var_1_25=-5, var_1_26=1, var_1_27=-5, var_1_28=37/4, var_1_29=32, var_1_30=-8, var_1_31=5, var_1_32=4, var_1_33=-25, var_1_34=0, var_1_35=0, var_1_36=1281/5, var_1_37=128, var_1_3=5, var_1_5=2, var_1_7=64, var_1_8=253, var_1_9=25] [L161] var_1_9 = __VERIFIER_nondet_uchar() [L162] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_26=1, last_1_var_1_29=32, var_1_10=32, var_1_12=1, var_1_13=1, var_1_14=322/5, var_1_15=0, var_1_16=83/5, var_1_17=13/4, var_1_18=156/5, var_1_19=19/10, var_1_1=5, var_1_20=42/5, var_1_21=8, var_1_22=1709501341, var_1_23=16, var_1_25=-5, var_1_26=1, var_1_27=-5, var_1_28=37/4, var_1_29=32, var_1_30=-8, var_1_31=5, var_1_32=4, var_1_33=-25, var_1_34=0, var_1_35=0, var_1_36=1281/5, var_1_37=128, var_1_3=5, var_1_5=2, var_1_7=64, var_1_8=253] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_26=1, last_1_var_1_29=32, var_1_10=32, var_1_12=1, var_1_13=1, var_1_14=322/5, var_1_15=0, var_1_16=83/5, var_1_17=13/4, var_1_18=156/5, var_1_19=19/10, var_1_1=5, var_1_20=42/5, var_1_21=8, var_1_22=1709501341, var_1_23=16, var_1_25=-5, var_1_26=1, var_1_27=-5, var_1_28=37/4, var_1_29=32, var_1_30=-8, var_1_31=5, var_1_32=4, var_1_33=-25, var_1_34=0, var_1_35=0, var_1_36=1281/5, var_1_37=128, var_1_3=5, var_1_5=2, var_1_7=64, var_1_8=253] [L163] CALL assume_abort_if_not(var_1_9 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_26=1, last_1_var_1_29=32, var_1_10=32, var_1_12=1, var_1_13=1, var_1_14=322/5, var_1_15=0, var_1_16=83/5, var_1_17=13/4, var_1_18=156/5, var_1_19=19/10, var_1_1=5, var_1_20=42/5, var_1_21=8, var_1_22=1709501341, var_1_23=16, var_1_25=-5, var_1_26=1, var_1_27=-5, var_1_28=37/4, var_1_29=32, var_1_30=-8, var_1_31=5, var_1_32=4, var_1_33=-25, var_1_34=0, var_1_35=0, var_1_36=1281/5, var_1_37=128, var_1_3=5, var_1_5=2, var_1_7=64, var_1_8=253, var_1_9=63] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_9 <= 63) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_26=1, last_1_var_1_29=32, var_1_10=32, var_1_12=1, var_1_13=1, var_1_14=322/5, var_1_15=0, var_1_16=83/5, var_1_17=13/4, var_1_18=156/5, var_1_19=19/10, var_1_1=5, var_1_20=42/5, var_1_21=8, var_1_22=1709501341, var_1_23=16, var_1_25=-5, var_1_26=1, var_1_27=-5, var_1_28=37/4, var_1_29=32, var_1_30=-8, var_1_31=5, var_1_32=4, var_1_33=-25, var_1_34=0, var_1_35=0, var_1_36=1281/5, var_1_37=128, var_1_3=5, var_1_5=2, var_1_7=64, var_1_8=253, var_1_9=63] [L164] var_1_10 = __VERIFIER_nondet_uchar() [L165] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_26=1, last_1_var_1_29=32, var_1_12=1, var_1_13=1, var_1_14=322/5, var_1_15=0, var_1_16=83/5, var_1_17=13/4, var_1_18=156/5, var_1_19=19/10, var_1_1=5, var_1_20=42/5, var_1_21=8, var_1_22=1709501341, var_1_23=16, var_1_25=-5, var_1_26=1, var_1_27=-5, var_1_28=37/4, var_1_29=32, var_1_30=-8, var_1_31=5, var_1_32=4, var_1_33=-25, var_1_34=0, var_1_35=0, var_1_36=1281/5, var_1_37=128, var_1_3=5, var_1_5=2, var_1_7=64, var_1_8=253, var_1_9=63] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_26=1, last_1_var_1_29=32, var_1_12=1, var_1_13=1, var_1_14=322/5, var_1_15=0, var_1_16=83/5, var_1_17=13/4, var_1_18=156/5, var_1_19=19/10, var_1_1=5, var_1_20=42/5, var_1_21=8, var_1_22=1709501341, var_1_23=16, var_1_25=-5, var_1_26=1, var_1_27=-5, var_1_28=37/4, var_1_29=32, var_1_30=-8, var_1_31=5, var_1_32=4, var_1_33=-25, var_1_34=0, var_1_35=0, var_1_36=1281/5, var_1_37=128, var_1_3=5, var_1_5=2, var_1_7=64, var_1_8=253, var_1_9=63] [L166] CALL assume_abort_if_not(var_1_10 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_26=1, last_1_var_1_29=32, var_1_10=95, var_1_12=1, var_1_13=1, var_1_14=322/5, var_1_15=0, var_1_16=83/5, var_1_17=13/4, var_1_18=156/5, var_1_19=19/10, var_1_1=5, var_1_20=42/5, var_1_21=8, var_1_22=1709501341, var_1_23=16, var_1_25=-5, var_1_26=1, var_1_27=-5, var_1_28=37/4, var_1_29=32, var_1_30=-8, var_1_31=5, var_1_32=4, var_1_33=-25, var_1_34=0, var_1_35=0, var_1_36=1281/5, var_1_37=128, var_1_3=5, var_1_5=2, var_1_7=64, var_1_8=253, var_1_9=63] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_10 <= 127) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_26=1, last_1_var_1_29=32, var_1_10=95, var_1_12=1, var_1_13=1, var_1_14=322/5, var_1_15=0, var_1_16=83/5, var_1_17=13/4, var_1_18=156/5, var_1_19=19/10, var_1_1=5, var_1_20=42/5, var_1_21=8, var_1_22=1709501341, var_1_23=16, var_1_25=-5, var_1_26=1, var_1_27=-5, var_1_28=37/4, var_1_29=32, var_1_30=-8, var_1_31=5, var_1_32=4, var_1_33=-25, var_1_34=0, var_1_35=0, var_1_36=1281/5, var_1_37=128, var_1_3=5, var_1_5=2, var_1_7=64, var_1_8=253, var_1_9=63] [L167] var_1_13 = __VERIFIER_nondet_uchar() [L168] CALL assume_abort_if_not(var_1_13 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_26=1, last_1_var_1_29=32, var_1_10=95, var_1_12=1, var_1_13=1, var_1_14=322/5, var_1_15=0, var_1_16=83/5, var_1_17=13/4, var_1_18=156/5, var_1_19=19/10, var_1_1=5, var_1_20=42/5, var_1_21=8, var_1_22=1709501341, var_1_23=16, var_1_25=-5, var_1_26=1, var_1_27=-5, var_1_28=37/4, var_1_29=32, var_1_30=-8, var_1_31=5, var_1_32=4, var_1_33=-25, var_1_34=0, var_1_35=0, var_1_36=1281/5, var_1_37=128, var_1_3=5, var_1_5=2, var_1_7=64, var_1_8=253, var_1_9=63] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_13 >= 1) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_26=1, last_1_var_1_29=32, var_1_10=95, var_1_12=1, var_1_13=1, var_1_14=322/5, var_1_15=0, var_1_16=83/5, var_1_17=13/4, var_1_18=156/5, var_1_19=19/10, var_1_1=5, var_1_20=42/5, var_1_21=8, var_1_22=1709501341, var_1_23=16, var_1_25=-5, var_1_26=1, var_1_27=-5, var_1_28=37/4, var_1_29=32, var_1_30=-8, var_1_31=5, var_1_32=4, var_1_33=-25, var_1_34=0, var_1_35=0, var_1_36=1281/5, var_1_37=128, var_1_3=5, var_1_5=2, var_1_7=64, var_1_8=253, var_1_9=63] [L169] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_26=1, last_1_var_1_29=32, var_1_10=95, var_1_12=1, var_1_13=1, var_1_14=322/5, var_1_15=0, var_1_16=83/5, var_1_17=13/4, var_1_18=156/5, var_1_19=19/10, var_1_1=5, var_1_20=42/5, var_1_21=8, var_1_22=1709501341, var_1_23=16, var_1_25=-5, var_1_26=1, var_1_27=-5, var_1_28=37/4, var_1_29=32, var_1_30=-8, var_1_31=5, var_1_32=4, var_1_33=-25, var_1_34=0, var_1_35=0, var_1_36=1281/5, var_1_37=128, var_1_3=5, var_1_5=2, var_1_7=64, var_1_8=253, var_1_9=63] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_26=1, last_1_var_1_29=32, var_1_10=95, var_1_12=1, var_1_13=1, var_1_14=322/5, var_1_15=0, var_1_16=83/5, var_1_17=13/4, var_1_18=156/5, var_1_19=19/10, var_1_1=5, var_1_20=42/5, var_1_21=8, var_1_22=1709501341, var_1_23=16, var_1_25=-5, var_1_26=1, var_1_27=-5, var_1_28=37/4, var_1_29=32, var_1_30=-8, var_1_31=5, var_1_32=4, var_1_33=-25, var_1_34=0, var_1_35=0, var_1_36=1281/5, var_1_37=128, var_1_3=5, var_1_5=2, var_1_7=64, var_1_8=253, var_1_9=63] [L170] var_1_15 = __VERIFIER_nondet_double() [L171] CALL assume_abort_if_not((var_1_15 >= 4611686.018427382800e+12F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_26=1, last_1_var_1_29=32, var_1_10=95, var_1_12=1, var_1_13=1, var_1_14=322/5, var_1_16=83/5, var_1_17=13/4, var_1_18=156/5, var_1_19=19/10, var_1_1=5, var_1_20=42/5, var_1_21=8, var_1_22=1709501341, var_1_23=16, var_1_25=-5, var_1_26=1, var_1_27=-5, var_1_28=37/4, var_1_29=32, var_1_30=-8, var_1_31=5, var_1_32=4, var_1_33=-25, var_1_34=0, var_1_35=0, var_1_36=1281/5, var_1_37=128, var_1_3=5, var_1_5=2, var_1_7=64, var_1_8=253, var_1_9=63] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not((var_1_15 >= 4611686.018427382800e+12F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_26=1, last_1_var_1_29=32, var_1_10=95, var_1_12=1, var_1_13=1, var_1_14=322/5, var_1_16=83/5, var_1_17=13/4, var_1_18=156/5, var_1_19=19/10, var_1_1=5, var_1_20=42/5, var_1_21=8, var_1_22=1709501341, var_1_23=16, var_1_25=-5, var_1_26=1, var_1_27=-5, var_1_28=37/4, var_1_29=32, var_1_30=-8, var_1_31=5, var_1_32=4, var_1_33=-25, var_1_34=0, var_1_35=0, var_1_36=1281/5, var_1_37=128, var_1_3=5, var_1_5=2, var_1_7=64, var_1_8=253, var_1_9=63] [L172] var_1_16 = __VERIFIER_nondet_double() [L173] CALL assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_26=1, last_1_var_1_29=32, var_1_10=95, var_1_12=1, var_1_13=1, var_1_14=322/5, var_1_17=13/4, var_1_18=156/5, var_1_19=19/10, var_1_1=5, var_1_20=42/5, var_1_21=8, var_1_22=1709501341, var_1_23=16, var_1_25=-5, var_1_26=1, var_1_27=-5, var_1_28=37/4, var_1_29=32, var_1_30=-8, var_1_31=5, var_1_32=4, var_1_33=-25, var_1_34=0, var_1_35=0, var_1_36=1281/5, var_1_37=128, var_1_3=5, var_1_5=2, var_1_7=64, var_1_8=253, var_1_9=63] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_26=1, last_1_var_1_29=32, var_1_10=95, var_1_12=1, var_1_13=1, var_1_14=322/5, var_1_17=13/4, var_1_18=156/5, var_1_19=19/10, var_1_1=5, var_1_20=42/5, var_1_21=8, var_1_22=1709501341, var_1_23=16, var_1_25=-5, var_1_26=1, var_1_27=-5, var_1_28=37/4, var_1_29=32, var_1_30=-8, var_1_31=5, var_1_32=4, var_1_33=-25, var_1_34=0, var_1_35=0, var_1_36=1281/5, var_1_37=128, var_1_3=5, var_1_5=2, var_1_7=64, var_1_8=253, var_1_9=63] [L174] var_1_17 = __VERIFIER_nondet_double() [L175] CALL assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427382800e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_26=1, last_1_var_1_29=32, var_1_10=95, var_1_12=1, var_1_13=1, var_1_14=322/5, var_1_18=156/5, var_1_19=19/10, var_1_1=5, var_1_20=42/5, var_1_21=8, var_1_22=1709501341, var_1_23=16, var_1_25=-5, var_1_26=1, var_1_27=-5, var_1_28=37/4, var_1_29=32, var_1_30=-8, var_1_31=5, var_1_32=4, var_1_33=-25, var_1_34=0, var_1_35=0, var_1_36=1281/5, var_1_37=128, var_1_3=5, var_1_5=2, var_1_7=64, var_1_8=253, var_1_9=63] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427382800e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_26=1, last_1_var_1_29=32, var_1_10=95, var_1_12=1, var_1_13=1, var_1_14=322/5, var_1_18=156/5, var_1_19=19/10, var_1_1=5, var_1_20=42/5, var_1_21=8, var_1_22=1709501341, var_1_23=16, var_1_25=-5, var_1_26=1, var_1_27=-5, var_1_28=37/4, var_1_29=32, var_1_30=-8, var_1_31=5, var_1_32=4, var_1_33=-25, var_1_34=0, var_1_35=0, var_1_36=1281/5, var_1_37=128, var_1_3=5, var_1_5=2, var_1_7=64, var_1_8=253, var_1_9=63] [L176] var_1_18 = __VERIFIER_nondet_double() [L177] CALL assume_abort_if_not((var_1_18 >= -230584.3009213691390e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 2305843.009213691390e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_26=1, last_1_var_1_29=32, var_1_10=95, var_1_12=1, var_1_13=1, var_1_14=322/5, var_1_19=19/10, var_1_1=5, var_1_20=42/5, var_1_21=8, var_1_22=1709501341, var_1_23=16, var_1_25=-5, var_1_26=1, var_1_27=-5, var_1_28=37/4, var_1_29=32, var_1_30=-8, var_1_31=5, var_1_32=4, var_1_33=-25, var_1_34=0, var_1_35=0, var_1_36=1281/5, var_1_37=128, var_1_3=5, var_1_5=2, var_1_7=64, var_1_8=253, var_1_9=63] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not((var_1_18 >= -230584.3009213691390e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 2305843.009213691390e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_26=1, last_1_var_1_29=32, var_1_10=95, var_1_12=1, var_1_13=1, var_1_14=322/5, var_1_19=19/10, var_1_1=5, var_1_20=42/5, var_1_21=8, var_1_22=1709501341, var_1_23=16, var_1_25=-5, var_1_26=1, var_1_27=-5, var_1_28=37/4, var_1_29=32, var_1_30=-8, var_1_31=5, var_1_32=4, var_1_33=-25, var_1_34=0, var_1_35=0, var_1_36=1281/5, var_1_37=128, var_1_3=5, var_1_5=2, var_1_7=64, var_1_8=253, var_1_9=63] [L178] var_1_19 = __VERIFIER_nondet_double() [L179] CALL assume_abort_if_not((var_1_19 >= -230584.3009213691390e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 2305843.009213691390e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_26=1, last_1_var_1_29=32, var_1_10=95, var_1_12=1, var_1_13=1, var_1_14=322/5, var_1_1=5, var_1_20=42/5, var_1_21=8, var_1_22=1709501341, var_1_23=16, var_1_25=-5, var_1_26=1, var_1_27=-5, var_1_28=37/4, var_1_29=32, var_1_30=-8, var_1_31=5, var_1_32=4, var_1_33=-25, var_1_34=0, var_1_35=0, var_1_36=1281/5, var_1_37=128, var_1_3=5, var_1_5=2, var_1_7=64, var_1_8=253, var_1_9=63] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not((var_1_19 >= -230584.3009213691390e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 2305843.009213691390e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_26=1, last_1_var_1_29=32, var_1_10=95, var_1_12=1, var_1_13=1, var_1_14=322/5, var_1_1=5, var_1_20=42/5, var_1_21=8, var_1_22=1709501341, var_1_23=16, var_1_25=-5, var_1_26=1, var_1_27=-5, var_1_28=37/4, var_1_29=32, var_1_30=-8, var_1_31=5, var_1_32=4, var_1_33=-25, var_1_34=0, var_1_35=0, var_1_36=1281/5, var_1_37=128, var_1_3=5, var_1_5=2, var_1_7=64, var_1_8=253, var_1_9=63] [L180] var_1_20 = __VERIFIER_nondet_double() [L181] CALL assume_abort_if_not((var_1_20 >= -230584.3009213691390e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 2305843.009213691390e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_26=1, last_1_var_1_29=32, var_1_10=95, var_1_12=1, var_1_13=1, var_1_14=322/5, var_1_1=5, var_1_21=8, var_1_22=1709501341, var_1_23=16, var_1_25=-5, var_1_26=1, var_1_27=-5, var_1_28=37/4, var_1_29=32, var_1_30=-8, var_1_31=5, var_1_32=4, var_1_33=-25, var_1_34=0, var_1_35=0, var_1_36=1281/5, var_1_37=128, var_1_3=5, var_1_5=2, var_1_7=64, var_1_8=253, var_1_9=63] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not((var_1_20 >= -230584.3009213691390e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 2305843.009213691390e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_26=1, last_1_var_1_29=32, var_1_10=95, var_1_12=1, var_1_13=1, var_1_14=322/5, var_1_1=5, var_1_21=8, var_1_22=1709501341, var_1_23=16, var_1_25=-5, var_1_26=1, var_1_27=-5, var_1_28=37/4, var_1_29=32, var_1_30=-8, var_1_31=5, var_1_32=4, var_1_33=-25, var_1_34=0, var_1_35=0, var_1_36=1281/5, var_1_37=128, var_1_3=5, var_1_5=2, var_1_7=64, var_1_8=253, var_1_9=63] [L182] var_1_22 = __VERIFIER_nondet_ulong() [L183] CALL assume_abort_if_not(var_1_22 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_26=1, last_1_var_1_29=32, var_1_10=95, var_1_12=1, var_1_13=1, var_1_14=322/5, var_1_1=5, var_1_21=8, var_1_22=2147483647, var_1_23=16, var_1_25=-5, var_1_26=1, var_1_27=-5, var_1_28=37/4, var_1_29=32, var_1_30=-8, var_1_31=5, var_1_32=4, var_1_33=-25, var_1_34=0, var_1_35=0, var_1_36=1281/5, var_1_37=128, var_1_3=5, var_1_5=2, var_1_7=64, var_1_8=253, var_1_9=63] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_22 >= 1073741823) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_26=1, last_1_var_1_29=32, var_1_10=95, var_1_12=1, var_1_13=1, var_1_14=322/5, var_1_1=5, var_1_21=8, var_1_22=2147483647, var_1_23=16, var_1_25=-5, var_1_26=1, var_1_27=-5, var_1_28=37/4, var_1_29=32, var_1_30=-8, var_1_31=5, var_1_32=4, var_1_33=-25, var_1_34=0, var_1_35=0, var_1_36=1281/5, var_1_37=128, var_1_3=5, var_1_5=2, var_1_7=64, var_1_8=253, var_1_9=63] [L184] CALL assume_abort_if_not(var_1_22 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_26=1, last_1_var_1_29=32, var_1_10=95, var_1_12=1, var_1_13=1, var_1_14=322/5, var_1_1=5, var_1_21=8, var_1_22=2147483647, var_1_23=16, var_1_25=-5, var_1_26=1, var_1_27=-5, var_1_28=37/4, var_1_29=32, var_1_30=-8, var_1_31=5, var_1_32=4, var_1_33=-25, var_1_34=0, var_1_35=0, var_1_36=1281/5, var_1_37=128, var_1_3=5, var_1_5=2, var_1_7=64, var_1_8=253, var_1_9=63] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_22 <= 2147483647) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_26=1, last_1_var_1_29=32, var_1_10=95, var_1_12=1, var_1_13=1, var_1_14=322/5, var_1_1=5, var_1_21=8, var_1_22=2147483647, var_1_23=16, var_1_25=-5, var_1_26=1, var_1_27=-5, var_1_28=37/4, var_1_29=32, var_1_30=-8, var_1_31=5, var_1_32=4, var_1_33=-25, var_1_34=0, var_1_35=0, var_1_36=1281/5, var_1_37=128, var_1_3=5, var_1_5=2, var_1_7=64, var_1_8=253, var_1_9=63] [L185] var_1_30 = __VERIFIER_nondet_char() [L186] CALL assume_abort_if_not(var_1_30 >= -31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_26=1, last_1_var_1_29=32, var_1_10=95, var_1_12=1, var_1_13=1, var_1_14=322/5, var_1_1=5, var_1_21=8, var_1_22=2147483647, var_1_23=16, var_1_25=-5, var_1_26=1, var_1_27=-5, var_1_28=37/4, var_1_29=32, var_1_30=32, var_1_31=5, var_1_32=4, var_1_33=-25, var_1_34=0, var_1_35=0, var_1_36=1281/5, var_1_37=128, var_1_3=5, var_1_5=2, var_1_7=64, var_1_8=253, var_1_9=63] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not(var_1_30 >= -31) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_26=1, last_1_var_1_29=32, var_1_10=95, var_1_12=1, var_1_13=1, var_1_14=322/5, var_1_1=5, var_1_21=8, var_1_22=2147483647, var_1_23=16, var_1_25=-5, var_1_26=1, var_1_27=-5, var_1_28=37/4, var_1_29=32, var_1_30=32, var_1_31=5, var_1_32=4, var_1_33=-25, var_1_34=0, var_1_35=0, var_1_36=1281/5, var_1_37=128, var_1_3=5, var_1_5=2, var_1_7=64, var_1_8=253, var_1_9=63] [L187] CALL assume_abort_if_not(var_1_30 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_26=1, last_1_var_1_29=32, var_1_10=95, var_1_12=1, var_1_13=1, var_1_14=322/5, var_1_1=5, var_1_21=8, var_1_22=2147483647, var_1_23=16, var_1_25=-5, var_1_26=1, var_1_27=-5, var_1_28=37/4, var_1_29=32, var_1_30=32, var_1_31=5, var_1_32=4, var_1_33=-25, var_1_34=0, var_1_35=0, var_1_36=1281/5, var_1_37=128, var_1_3=5, var_1_5=2, var_1_7=64, var_1_8=253, var_1_9=63] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not(var_1_30 <= 32) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_26=1, last_1_var_1_29=32, var_1_10=95, var_1_12=1, var_1_13=1, var_1_14=322/5, var_1_1=5, var_1_21=8, var_1_22=2147483647, var_1_23=16, var_1_25=-5, var_1_26=1, var_1_27=-5, var_1_28=37/4, var_1_29=32, var_1_30=32, var_1_31=5, var_1_32=4, var_1_33=-25, var_1_34=0, var_1_35=0, var_1_36=1281/5, var_1_37=128, var_1_3=5, var_1_5=2, var_1_7=64, var_1_8=253, var_1_9=63] [L188] var_1_31 = __VERIFIER_nondet_char() [L189] CALL assume_abort_if_not(var_1_31 >= -31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_26=1, last_1_var_1_29=32, var_1_10=95, var_1_12=1, var_1_13=1, var_1_14=322/5, var_1_1=5, var_1_21=8, var_1_22=2147483647, var_1_23=16, var_1_25=-5, var_1_26=1, var_1_27=-5, var_1_28=37/4, var_1_29=32, var_1_30=32, var_1_31=-31, var_1_32=4, var_1_33=-25, var_1_34=0, var_1_35=0, var_1_36=1281/5, var_1_37=128, var_1_3=5, var_1_5=2, var_1_7=64, var_1_8=253, var_1_9=63] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not(var_1_31 >= -31) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_26=1, last_1_var_1_29=32, var_1_10=95, var_1_12=1, var_1_13=1, var_1_14=322/5, var_1_1=5, var_1_21=8, var_1_22=2147483647, var_1_23=16, var_1_25=-5, var_1_26=1, var_1_27=-5, var_1_28=37/4, var_1_29=32, var_1_30=32, var_1_31=-31, var_1_32=4, var_1_33=-25, var_1_34=0, var_1_35=0, var_1_36=1281/5, var_1_37=128, var_1_3=5, var_1_5=2, var_1_7=64, var_1_8=253, var_1_9=63] [L190] CALL assume_abort_if_not(var_1_31 <= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_26=1, last_1_var_1_29=32, var_1_10=95, var_1_12=1, var_1_13=1, var_1_14=322/5, var_1_1=5, var_1_21=8, var_1_22=2147483647, var_1_23=16, var_1_25=-5, var_1_26=1, var_1_27=-5, var_1_28=37/4, var_1_29=32, var_1_30=32, var_1_31=-31, var_1_32=4, var_1_33=-25, var_1_34=0, var_1_35=0, var_1_36=1281/5, var_1_37=128, var_1_3=5, var_1_5=2, var_1_7=64, var_1_8=253, var_1_9=63] [L20] COND FALSE !(!cond) [L190] RET assume_abort_if_not(var_1_31 <= 31) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_26=1, last_1_var_1_29=32, var_1_10=95, var_1_12=1, var_1_13=1, var_1_14=322/5, var_1_1=5, var_1_21=8, var_1_22=2147483647, var_1_23=16, var_1_25=-5, var_1_26=1, var_1_27=-5, var_1_28=37/4, var_1_29=32, var_1_30=32, var_1_31=-31, var_1_32=4, var_1_33=-25, var_1_34=0, var_1_35=0, var_1_36=1281/5, var_1_37=128, var_1_3=5, var_1_5=2, var_1_7=64, var_1_8=253, var_1_9=63] [L191] var_1_32 = __VERIFIER_nondet_char() [L192] CALL assume_abort_if_not(var_1_32 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_26=1, last_1_var_1_29=32, var_1_10=95, var_1_12=1, var_1_13=1, var_1_14=322/5, var_1_1=5, var_1_21=8, var_1_22=2147483647, var_1_23=16, var_1_25=-5, var_1_26=1, var_1_27=-5, var_1_28=37/4, var_1_29=32, var_1_30=32, var_1_31=-31, var_1_32=-63, var_1_33=-25, var_1_34=0, var_1_35=0, var_1_36=1281/5, var_1_37=128, var_1_3=5, var_1_5=2, var_1_7=64, var_1_8=253, var_1_9=63] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_32 >= -63) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_26=1, last_1_var_1_29=32, var_1_10=95, var_1_12=1, var_1_13=1, var_1_14=322/5, var_1_1=5, var_1_21=8, var_1_22=2147483647, var_1_23=16, var_1_25=-5, var_1_26=1, var_1_27=-5, var_1_28=37/4, var_1_29=32, var_1_30=32, var_1_31=-31, var_1_32=-63, var_1_33=-25, var_1_34=0, var_1_35=0, var_1_36=1281/5, var_1_37=128, var_1_3=5, var_1_5=2, var_1_7=64, var_1_8=253, var_1_9=63] [L193] CALL assume_abort_if_not(var_1_32 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_26=1, last_1_var_1_29=32, var_1_10=95, var_1_12=1, var_1_13=1, var_1_14=322/5, var_1_1=5, var_1_21=8, var_1_22=2147483647, var_1_23=16, var_1_25=-5, var_1_26=1, var_1_27=-5, var_1_28=37/4, var_1_29=32, var_1_30=32, var_1_31=-31, var_1_32=-63, var_1_33=-25, var_1_34=0, var_1_35=0, var_1_36=1281/5, var_1_37=128, var_1_3=5, var_1_5=2, var_1_7=64, var_1_8=253, var_1_9=63] [L20] COND FALSE !(!cond) [L193] RET assume_abort_if_not(var_1_32 <= 63) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_26=1, last_1_var_1_29=32, var_1_10=95, var_1_12=1, var_1_13=1, var_1_14=322/5, var_1_1=5, var_1_21=8, var_1_22=2147483647, var_1_23=16, var_1_25=-5, var_1_26=1, var_1_27=-5, var_1_28=37/4, var_1_29=32, var_1_30=32, var_1_31=-31, var_1_32=-63, var_1_33=-25, var_1_34=0, var_1_35=0, var_1_36=1281/5, var_1_37=128, var_1_3=5, var_1_5=2, var_1_7=64, var_1_8=253, var_1_9=63] [L194] var_1_33 = __VERIFIER_nondet_char() [L195] CALL assume_abort_if_not(var_1_33 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_26=1, last_1_var_1_29=32, var_1_10=95, var_1_12=1, var_1_13=1, var_1_14=322/5, var_1_1=5, var_1_21=8, var_1_22=2147483647, var_1_23=16, var_1_25=-5, var_1_26=1, var_1_27=-5, var_1_28=37/4, var_1_29=32, var_1_30=32, var_1_31=-31, var_1_32=-63, var_1_33=-63, var_1_34=0, var_1_35=0, var_1_36=1281/5, var_1_37=128, var_1_3=5, var_1_5=2, var_1_7=64, var_1_8=253, var_1_9=63] [L20] COND FALSE !(!cond) [L195] RET assume_abort_if_not(var_1_33 >= -63) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_26=1, last_1_var_1_29=32, var_1_10=95, var_1_12=1, var_1_13=1, var_1_14=322/5, var_1_1=5, var_1_21=8, var_1_22=2147483647, var_1_23=16, var_1_25=-5, var_1_26=1, var_1_27=-5, var_1_28=37/4, var_1_29=32, var_1_30=32, var_1_31=-31, var_1_32=-63, var_1_33=-63, var_1_34=0, var_1_35=0, var_1_36=1281/5, var_1_37=128, var_1_3=5, var_1_5=2, var_1_7=64, var_1_8=253, var_1_9=63] [L196] CALL assume_abort_if_not(var_1_33 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_26=1, last_1_var_1_29=32, var_1_10=95, var_1_12=1, var_1_13=1, var_1_14=322/5, var_1_1=5, var_1_21=8, var_1_22=2147483647, var_1_23=16, var_1_25=-5, var_1_26=1, var_1_27=-5, var_1_28=37/4, var_1_29=32, var_1_30=32, var_1_31=-31, var_1_32=-63, var_1_33=-63, var_1_34=0, var_1_35=0, var_1_36=1281/5, var_1_37=128, var_1_3=5, var_1_5=2, var_1_7=64, var_1_8=253, var_1_9=63] [L20] COND FALSE !(!cond) [L196] RET assume_abort_if_not(var_1_33 <= 63) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_26=1, last_1_var_1_29=32, var_1_10=95, var_1_12=1, var_1_13=1, var_1_14=322/5, var_1_1=5, var_1_21=8, var_1_22=2147483647, var_1_23=16, var_1_25=-5, var_1_26=1, var_1_27=-5, var_1_28=37/4, var_1_29=32, var_1_30=32, var_1_31=-31, var_1_32=-63, var_1_33=-63, var_1_34=0, var_1_35=0, var_1_36=1281/5, var_1_37=128, var_1_3=5, var_1_5=2, var_1_7=64, var_1_8=253, var_1_9=63] [L197] var_1_35 = __VERIFIER_nondet_uchar() [L198] CALL assume_abort_if_not(var_1_35 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_26=1, last_1_var_1_29=32, var_1_10=95, var_1_12=1, var_1_13=1, var_1_14=322/5, var_1_1=5, var_1_21=8, var_1_22=2147483647, var_1_23=16, var_1_25=-5, var_1_26=1, var_1_27=-5, var_1_28=37/4, var_1_29=32, var_1_30=32, var_1_31=-31, var_1_32=-63, var_1_33=-63, var_1_34=0, var_1_36=1281/5, var_1_37=128, var_1_3=5, var_1_5=2, var_1_7=64, var_1_8=253, var_1_9=63] [L20] COND FALSE !(!cond) [L198] RET assume_abort_if_not(var_1_35 >= 0) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_26=1, last_1_var_1_29=32, var_1_10=95, var_1_12=1, var_1_13=1, var_1_14=322/5, var_1_1=5, var_1_21=8, var_1_22=2147483647, var_1_23=16, var_1_25=-5, var_1_26=1, var_1_27=-5, var_1_28=37/4, var_1_29=32, var_1_30=32, var_1_31=-31, var_1_32=-63, var_1_33=-63, var_1_34=0, var_1_36=1281/5, var_1_37=128, var_1_3=5, var_1_5=2, var_1_7=64, var_1_8=253, var_1_9=63] [L199] CALL assume_abort_if_not(var_1_35 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_26=1, last_1_var_1_29=32, var_1_10=95, var_1_12=1, var_1_13=1, var_1_14=322/5, var_1_1=5, var_1_21=8, var_1_22=2147483647, var_1_23=16, var_1_25=-5, var_1_26=1, var_1_27=-5, var_1_28=37/4, var_1_29=32, var_1_30=32, var_1_31=-31, var_1_32=-63, var_1_33=-63, var_1_34=0, var_1_35=0, var_1_36=1281/5, var_1_37=128, var_1_3=5, var_1_5=2, var_1_7=64, var_1_8=253, var_1_9=63] [L20] COND FALSE !(!cond) [L199] RET assume_abort_if_not(var_1_35 <= 0) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_26=1, last_1_var_1_29=32, var_1_10=95, var_1_12=1, var_1_13=1, var_1_14=322/5, var_1_1=5, var_1_21=8, var_1_22=2147483647, var_1_23=16, var_1_25=-5, var_1_26=1, var_1_27=-5, var_1_28=37/4, var_1_29=32, var_1_30=32, var_1_31=-31, var_1_32=-63, var_1_33=-63, var_1_34=0, var_1_35=0, var_1_36=1281/5, var_1_37=128, var_1_3=5, var_1_5=2, var_1_7=64, var_1_8=253, var_1_9=63] [L215] RET updateVariables() [L216] CALL step() [L60] signed long int stepLocal_4 = (((var_1_8) > (var_1_10)) ? (var_1_8) : (var_1_10)); [L61] unsigned char stepLocal_3 = last_1_var_1_26; [L62] COND FALSE !(! last_1_var_1_12) [L71] var_1_23 = 16 [L73] signed long int stepLocal_1 = last_1_var_1_29; [L74] COND TRUE stepLocal_1 > ((((var_1_3) < (var_1_5)) ? (var_1_3) : (var_1_5))) [L75] var_1_7 = ((var_1_8 - var_1_9) - var_1_10) [L83] unsigned char stepLocal_7 = var_1_23; [L84] COND TRUE stepLocal_7 < last_1_var_1_29 [L85] COND FALSE !(! var_1_13) [L89] var_1_26 = (! (! var_1_13)) [L90] var_1_34 = var_1_35 [L91] var_1_36 = var_1_17 [L92] var_1_37 = var_1_8 [L93] unsigned char stepLocal_6 = var_1_9; [L94] unsigned char stepLocal_5 = var_1_7; [L95] COND FALSE !(stepLocal_5 < var_1_7) [L102] var_1_25 = var_1_23 [L104] signed long int stepLocal_0 = ((((var_1_25 / var_1_3)) > ((var_1_7 % var_1_5))) ? ((var_1_25 / var_1_3)) : ((var_1_7 % var_1_5))); [L105] COND TRUE stepLocal_0 != -16 [L106] var_1_1 = ((((var_1_23) < 0 ) ? -(var_1_23) : (var_1_23))) [L110] COND TRUE \read(var_1_26) [L111] var_1_21 = (var_1_25 + (var_1_22 - (var_1_10 + var_1_9))) [L113] signed long int stepLocal_2 = (((var_1_8) > (var_1_9)) ? (var_1_8) : (var_1_9)); [L114] COND TRUE \read(var_1_26) [L115] var_1_14 = 49.5 [L131] COND TRUE \read(var_1_26) [L132] COND TRUE var_1_5 <= var_1_3 [L133] var_1_27 = (((((var_1_25) < 0 ) ? -(var_1_25) : (var_1_25))) + var_1_25) [L136] COND TRUE var_1_37 >= (var_1_8 - var_1_9) [L137] var_1_28 = ((var_1_17 - var_1_16) + var_1_20) [L141] COND FALSE !(var_1_10 <= var_1_9) [L216] RET step() [L217] CALL, EXPR property() [L207] EXPR ((((((((((((var_1_25 / var_1_3)) > ((var_1_7 % var_1_5))) ? ((var_1_25 / var_1_3)) : ((var_1_7 % var_1_5)))) != -16) ? (var_1_1 == ((unsigned short int) ((((var_1_23) < 0 ) ? -(var_1_23) : (var_1_23))))) : (var_1_1 == ((unsigned short int) ((((var_1_23) > (32)) ? (var_1_23) : (32)))))) && ((last_1_var_1_29 > ((((var_1_3) < (var_1_5)) ? (var_1_3) : (var_1_5)))) ? (var_1_7 == ((unsigned char) ((var_1_8 - var_1_9) - var_1_10))) : (last_1_var_1_12 ? (var_1_7 == ((unsigned char) var_1_10)) : (var_1_7 == ((unsigned char) var_1_10))))) && ((var_1_10 <= var_1_9) ? (((((((var_1_9) < (var_1_1)) ? (var_1_9) : (var_1_1))) * var_1_7) >= var_1_21) ? (var_1_12 == ((unsigned char) 0)) : (var_1_12 == ((unsigned char) var_1_13))) : 1)) && (var_1_26 ? (var_1_14 == ((double) 49.5)) : ((! var_1_13) ? (var_1_13 ? (var_1_14 == ((double) ((var_1_15 - var_1_16) - (7.960983332883285E18 - var_1_17)))) : (var_1_14 == ((double) (((((var_1_16) < (var_1_17)) ? (var_1_16) : (var_1_17))) + (var_1_18 + ((((var_1_19) > (var_1_20)) ? (var_1_19) : (var_1_20)))))))) : ((((((var_1_8) > (var_1_9)) ? (var_1_8) : (var_1_9))) < var_1_37) ? (var_1_14 == ((double) var_1_18)) : (var_1_14 == ((double) var_1_18)))))) && (var_1_26 ? (var_1_21 == ((unsigned long int) (var_1_25 + (var_1_22 - (var_1_10 + var_1_9))))) : 1)) && ((! last_1_var_1_12) ? ((var_1_22 > ((((var_1_8) > (var_1_10)) ? (var_1_8) : (var_1_10)))) ? ((var_1_13 && last_1_var_1_26) ? (var_1_23 == ((unsigned char) var_1_10)) : (var_1_23 == ((unsigned char) var_1_9))) : 1) : (var_1_23 == ((unsigned char) 16)))) && ((var_1_7 < var_1_7) ? (((var_1_22 << var_1_7) >= var_1_9) ? (var_1_25 == ((signed long int) var_1_23)) : (var_1_25 == ((signed long int) (var_1_7 - 32)))) : (var_1_25 == ((signed long int) var_1_23))) [L207] EXPR (var_1_7 < var_1_7) ? (((var_1_22 << var_1_7) >= var_1_9) ? (var_1_25 == ((signed long int) var_1_23)) : (var_1_25 == ((signed long int) (var_1_7 - 32)))) : (var_1_25 == ((signed long int) var_1_23)) [L207] EXPR ((((((((((((var_1_25 / var_1_3)) > ((var_1_7 % var_1_5))) ? ((var_1_25 / var_1_3)) : ((var_1_7 % var_1_5)))) != -16) ? (var_1_1 == ((unsigned short int) ((((var_1_23) < 0 ) ? -(var_1_23) : (var_1_23))))) : (var_1_1 == ((unsigned short int) ((((var_1_23) > (32)) ? (var_1_23) : (32)))))) && ((last_1_var_1_29 > ((((var_1_3) < (var_1_5)) ? (var_1_3) : (var_1_5)))) ? (var_1_7 == ((unsigned char) ((var_1_8 - var_1_9) - var_1_10))) : (last_1_var_1_12 ? (var_1_7 == ((unsigned char) var_1_10)) : (var_1_7 == ((unsigned char) var_1_10))))) && ((var_1_10 <= var_1_9) ? (((((((var_1_9) < (var_1_1)) ? (var_1_9) : (var_1_1))) * var_1_7) >= var_1_21) ? (var_1_12 == ((unsigned char) 0)) : (var_1_12 == ((unsigned char) var_1_13))) : 1)) && (var_1_26 ? (var_1_14 == ((double) 49.5)) : ((! var_1_13) ? (var_1_13 ? (var_1_14 == ((double) ((var_1_15 - var_1_16) - (7.960983332883285E18 - var_1_17)))) : (var_1_14 == ((double) (((((var_1_16) < (var_1_17)) ? (var_1_16) : (var_1_17))) + (var_1_18 + ((((var_1_19) > (var_1_20)) ? (var_1_19) : (var_1_20)))))))) : ((((((var_1_8) > (var_1_9)) ? (var_1_8) : (var_1_9))) < var_1_37) ? (var_1_14 == ((double) var_1_18)) : (var_1_14 == ((double) var_1_18)))))) && (var_1_26 ? (var_1_21 == ((unsigned long int) (var_1_25 + (var_1_22 - (var_1_10 + var_1_9))))) : 1)) && ((! last_1_var_1_12) ? ((var_1_22 > ((((var_1_8) > (var_1_10)) ? (var_1_8) : (var_1_10)))) ? ((var_1_13 && last_1_var_1_26) ? (var_1_23 == ((unsigned char) var_1_10)) : (var_1_23 == ((unsigned char) var_1_9))) : 1) : (var_1_23 == ((unsigned char) 16)))) && ((var_1_7 < var_1_7) ? (((var_1_22 << var_1_7) >= var_1_9) ? (var_1_25 == ((signed long int) var_1_23)) : (var_1_25 == ((signed long int) (var_1_7 - 32)))) : (var_1_25 == ((signed long int) var_1_23))) [L207-L208] return (((((((((((((((((((var_1_25 / var_1_3)) > ((var_1_7 % var_1_5))) ? ((var_1_25 / var_1_3)) : ((var_1_7 % var_1_5)))) != -16) ? (var_1_1 == ((unsigned short int) ((((var_1_23) < 0 ) ? -(var_1_23) : (var_1_23))))) : (var_1_1 == ((unsigned short int) ((((var_1_23) > (32)) ? (var_1_23) : (32)))))) && ((last_1_var_1_29 > ((((var_1_3) < (var_1_5)) ? (var_1_3) : (var_1_5)))) ? (var_1_7 == ((unsigned char) ((var_1_8 - var_1_9) - var_1_10))) : (last_1_var_1_12 ? (var_1_7 == ((unsigned char) var_1_10)) : (var_1_7 == ((unsigned char) var_1_10))))) && ((var_1_10 <= var_1_9) ? (((((((var_1_9) < (var_1_1)) ? (var_1_9) : (var_1_1))) * var_1_7) >= var_1_21) ? (var_1_12 == ((unsigned char) 0)) : (var_1_12 == ((unsigned char) var_1_13))) : 1)) && (var_1_26 ? (var_1_14 == ((double) 49.5)) : ((! var_1_13) ? (var_1_13 ? (var_1_14 == ((double) ((var_1_15 - var_1_16) - (7.960983332883285E18 - var_1_17)))) : (var_1_14 == ((double) (((((var_1_16) < (var_1_17)) ? (var_1_16) : (var_1_17))) + (var_1_18 + ((((var_1_19) > (var_1_20)) ? (var_1_19) : (var_1_20)))))))) : ((((((var_1_8) > (var_1_9)) ? (var_1_8) : (var_1_9))) < var_1_37) ? (var_1_14 == ((double) var_1_18)) : (var_1_14 == ((double) var_1_18)))))) && (var_1_26 ? (var_1_21 == ((unsigned long int) (var_1_25 + (var_1_22 - (var_1_10 + var_1_9))))) : 1)) && ((! last_1_var_1_12) ? ((var_1_22 > ((((var_1_8) > (var_1_10)) ? (var_1_8) : (var_1_10)))) ? ((var_1_13 && last_1_var_1_26) ? (var_1_23 == ((unsigned char) var_1_10)) : (var_1_23 == ((unsigned char) var_1_9))) : 1) : (var_1_23 == ((unsigned char) 16)))) && ((var_1_7 < var_1_7) ? (((var_1_22 << var_1_7) >= var_1_9) ? (var_1_25 == ((signed long int) var_1_23)) : (var_1_25 == ((signed long int) (var_1_7 - 32)))) : (var_1_25 == ((signed long int) var_1_23)))) && (var_1_26 == ((unsigned char) (! (! var_1_13))))) && (var_1_26 ? ((var_1_5 <= var_1_3) ? (var_1_27 == ((signed short int) (((((var_1_25) < 0 ) ? -(var_1_25) : (var_1_25))) + var_1_25))) : 1) : 1)) && ((var_1_37 >= (var_1_8 - var_1_9)) ? (var_1_28 == ((float) ((var_1_17 - var_1_16) + var_1_20))) : (var_1_28 == ((float) ((((var_1_16) > (((((((((var_1_20) > (var_1_19)) ? (var_1_20) : (var_1_19)))) > (63.4f)) ? (((((var_1_20) > (var_1_19)) ? (var_1_20) : (var_1_19)))) : (63.4f))))) ? (var_1_16) : (((((((((var_1_20) > (var_1_19)) ? (var_1_20) : (var_1_19)))) > (63.4f)) ? (((((var_1_20) > (var_1_19)) ? (var_1_20) : (var_1_19)))) : (63.4f)))))))))) && ((var_1_23 < last_1_var_1_29) ? ((! var_1_13) ? (var_1_29 == ((signed char) ((((var_1_9) < (((var_1_30 + var_1_31) + ((((var_1_32) < (var_1_33)) ? (var_1_32) : (var_1_33)))))) ? (var_1_9) : (((var_1_30 + var_1_31) + ((((var_1_32) < (var_1_33)) ? (var_1_32) : (var_1_33))))))))) : 1) : 1)) && (var_1_34 == ((unsigned char) var_1_35))) && (var_1_36 == ((double) var_1_17))) && (var_1_37 == ((unsigned long int) var_1_8)) ; [L217] RET, EXPR property() [L217] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=1, last_1_var_1_26=1, last_1_var_1_29=32, var_1_10=95, var_1_12=1, var_1_13=1, var_1_14=99/2, var_1_16=0, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=2147483505, var_1_22=2147483647, var_1_23=16, var_1_25=16, var_1_26=1, var_1_27=32, var_1_28=0, var_1_29=32, var_1_30=32, var_1_31=-31, var_1_32=-63, var_1_33=-63, var_1_34=0, var_1_35=0, var_1_36=2, var_1_37=253, var_1_3=5, var_1_5=2, var_1_7=95, var_1_8=253, var_1_9=63] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=1, last_1_var_1_26=1, last_1_var_1_29=32, var_1_10=95, var_1_12=1, var_1_13=1, var_1_14=99/2, var_1_16=0, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=2147483505, var_1_22=2147483647, var_1_23=16, var_1_25=16, var_1_26=1, var_1_27=32, var_1_28=0, var_1_29=32, var_1_30=32, var_1_31=-31, var_1_32=-63, var_1_33=-63, var_1_34=0, var_1_35=0, var_1_36=2, var_1_37=253, var_1_3=5, var_1_5=2, var_1_7=95, var_1_8=253, var_1_9=63] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 59 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 1, TraceHistogramMax: 32, 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=59occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 118 NumberOfCodeBlocks, 118 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 [2023-12-02 08:33:56,779 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-85.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh --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 d1b83a4ce2a79f9f777894fa3058d0ffb3605435e520dce663455cc23f9871c5 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 08:33:58,683 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 08:33:58,760 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-12-02 08:33:58,766 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 08:33:58,767 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 08:33:58,793 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 08:33:58,793 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 08:33:58,794 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 08:33:58,795 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 08:33:58,795 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 08:33:58,796 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 08:33:58,796 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 08:33:58,797 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 08:33:58,797 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 08:33:58,798 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 08:33:58,798 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 08:33:58,799 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 08:33:58,799 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 08:33:58,800 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 08:33:58,800 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 08:33:58,801 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 08:33:58,801 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 08:33:58,802 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 08:33:58,802 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 08:33:58,802 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 08:33:58,803 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 08:33:58,803 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 08:33:58,804 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 08:33:58,804 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 08:33:58,804 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 08:33:58,805 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 08:33:58,805 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 08:33:58,805 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 08:33:58,806 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 08:33:58,806 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 08:33:58,806 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 08:33:58,806 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 08:33:58,807 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 08:33:58,807 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 08:33:58,807 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 08:33:58,807 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 08:33:58,808 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 08:33:58,808 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 08:33:58,808 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 08:33:58,808 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_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d1b83a4ce2a79f9f777894fa3058d0ffb3605435e520dce663455cc23f9871c5 [2023-12-02 08:33:59,087 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 08:33:59,107 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 08:33:59,110 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 08:33:59,111 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 08:33:59,112 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 08:33:59,113 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-85.i [2023-12-02 08:34:01,856 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 08:34:02,076 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 08:34:02,077 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-85.i [2023-12-02 08:34:02,086 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/data/23ab09fd0/550afc310e7c4e0881c4f00701d8066e/FLAG0978c9c27 [2023-12-02 08:34:02,099 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/data/23ab09fd0/550afc310e7c4e0881c4f00701d8066e [2023-12-02 08:34:02,101 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 08:34:02,102 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 08:34:02,104 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 08:34:02,104 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 08:34:02,108 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 08:34:02,109 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:34:02" (1/1) ... [2023-12-02 08:34:02,109 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c62baca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:34:02, skipping insertion in model container [2023-12-02 08:34:02,110 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:34:02" (1/1) ... [2023-12-02 08:34:02,145 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 08:34:02,270 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_2a1195ac-0c89-45f9-9856-f1d219848f44/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-85.i[916,929] [2023-12-02 08:34:02,351 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 08:34:02,366 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 08:34:02,376 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_2a1195ac-0c89-45f9-9856-f1d219848f44/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-85.i[916,929] [2023-12-02 08:34:02,423 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 08:34:02,442 INFO L206 MainTranslator]: Completed translation [2023-12-02 08:34:02,442 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:34:02 WrapperNode [2023-12-02 08:34:02,442 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 08:34:02,443 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 08:34:02,443 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 08:34:02,444 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 08:34:02,451 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:34:02" (1/1) ... [2023-12-02 08:34:02,466 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:34:02" (1/1) ... [2023-12-02 08:34:02,500 INFO L138 Inliner]: procedures = 27, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 213 [2023-12-02 08:34:02,501 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 08:34:02,502 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 08:34:02,502 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 08:34:02,502 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 08:34:02,511 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:34:02" (1/1) ... [2023-12-02 08:34:02,512 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:34:02" (1/1) ... [2023-12-02 08:34:02,518 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:34:02" (1/1) ... [2023-12-02 08:34:02,519 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:34:02" (1/1) ... [2023-12-02 08:34:02,535 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:34:02" (1/1) ... [2023-12-02 08:34:02,539 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:34:02" (1/1) ... [2023-12-02 08:34:02,543 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:34:02" (1/1) ... [2023-12-02 08:34:02,546 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:34:02" (1/1) ... [2023-12-02 08:34:02,551 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 08:34:02,552 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 08:34:02,553 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 08:34:02,553 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 08:34:02,554 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:34:02" (1/1) ... [2023-12-02 08:34:02,560 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 08:34:02,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 08:34:02,586 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 08:34:02,588 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 08:34:02,620 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 08:34:02,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 08:34:02,620 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 08:34:02,620 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 08:34:02,620 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 08:34:02,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 08:34:02,715 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 08:34:02,717 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 08:34:10,474 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 08:34:10,533 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 08:34:10,533 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 08:34:10,534 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:34:10 BoogieIcfgContainer [2023-12-02 08:34:10,534 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 08:34:10,536 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 08:34:10,537 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 08:34:10,539 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 08:34:10,539 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 08:34:02" (1/3) ... [2023-12-02 08:34:10,539 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18cf2c8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:34:10, skipping insertion in model container [2023-12-02 08:34:10,540 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:34:02" (2/3) ... [2023-12-02 08:34:10,540 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18cf2c8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:34:10, skipping insertion in model container [2023-12-02 08:34:10,540 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:34:10" (3/3) ... [2023-12-02 08:34:10,542 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-85.i [2023-12-02 08:34:10,556 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 08:34:10,557 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 08:34:10,598 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 08:34:10,603 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;@16891fff, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 08:34:10,603 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 08:34:10,607 INFO L276 IsEmpty]: Start isEmpty. Operand has 88 states, 53 states have (on average 1.471698113207547) internal successors, (78), 54 states have internal predecessors, (78), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-12-02 08:34:10,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2023-12-02 08:34:10,622 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:34:10,623 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 08:34:10,624 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 08:34:10,628 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:34:10,629 INFO L85 PathProgramCache]: Analyzing trace with hash 1876916443, now seen corresponding path program 1 times [2023-12-02 08:34:10,641 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 08:34:10,641 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [445579085] [2023-12-02 08:34:10,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:34:10,642 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 [2023-12-02 08:34:10,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 08:34:10,644 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 08:34:10,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 08:34:11,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:34:11,239 INFO L262 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 08:34:11,251 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:34:11,303 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 582 proven. 0 refuted. 0 times theorem prover too weak. 1402 trivial. 0 not checked. [2023-12-02 08:34:11,303 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 08:34:11,304 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 08:34:11,304 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [445579085] [2023-12-02 08:34:11,305 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [445579085] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 08:34:11,305 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 08:34:11,305 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 08:34:11,307 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1727753025] [2023-12-02 08:34:11,308 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 08:34:11,312 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-02 08:34:11,313 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 08:34:11,341 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-02 08:34:11,341 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 08:34:11,344 INFO L87 Difference]: Start difference. First operand has 88 states, 53 states have (on average 1.471698113207547) internal successors, (78), 54 states have internal predecessors, (78), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-12-02 08:34:13,618 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:34:13,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 08:34:13,619 INFO L93 Difference]: Finished difference Result 173 states and 314 transitions. [2023-12-02 08:34:13,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 08:34:13,681 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 198 [2023-12-02 08:34:13,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 08:34:13,688 INFO L225 Difference]: With dead ends: 173 [2023-12-02 08:34:13,688 INFO L226 Difference]: Without dead ends: 86 [2023-12-02 08:34:13,691 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 197 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 08:34:13,693 INFO L413 NwaCegarLoop]: 134 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 134 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2023-12-02 08:34:13,694 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 134 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.2s Time] [2023-12-02 08:34:13,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2023-12-02 08:34:13,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2023-12-02 08:34:13,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 52 states have (on average 1.4038461538461537) internal successors, (73), 52 states have internal predecessors, (73), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-12-02 08:34:13,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 137 transitions. [2023-12-02 08:34:13,736 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 137 transitions. Word has length 198 [2023-12-02 08:34:13,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 08:34:13,737 INFO L495 AbstractCegarLoop]: Abstraction has 86 states and 137 transitions. [2023-12-02 08:34:13,737 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-12-02 08:34:13,737 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 137 transitions. [2023-12-02 08:34:13,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2023-12-02 08:34:13,742 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:34:13,743 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 08:34:13,755 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 08:34:13,943 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 08:34:13,944 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 08:34:13,944 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:34:13,944 INFO L85 PathProgramCache]: Analyzing trace with hash 1916976075, now seen corresponding path program 1 times [2023-12-02 08:34:13,945 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 08:34:13,946 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [791951488] [2023-12-02 08:34:13,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:34:13,946 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 [2023-12-02 08:34:13,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 08:34:13,947 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 08:34:13,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 08:34:14,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:34:14,491 INFO L262 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 08:34:14,498 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:34:15,876 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-12-02 08:34:15,876 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 08:34:15,877 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 08:34:15,877 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [791951488] [2023-12-02 08:34:15,877 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [791951488] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 08:34:15,878 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 08:34:15,878 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-02 08:34:15,878 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [353396363] [2023-12-02 08:34:15,879 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 08:34:15,881 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-02 08:34:15,881 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 08:34:15,882 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-02 08:34:15,882 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-12-02 08:34:15,883 INFO L87 Difference]: Start difference. First operand 86 states and 137 transitions. Second operand has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 5 states have internal predecessors, (41), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-12-02 08:34:18,897 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:34:20,900 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:34:22,905 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:34:24,911 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:34:26,916 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:34:28,921 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:34:30,923 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:34:32,925 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:34:34,929 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:34:36,933 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:34:38,938 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:34:40,942 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:34:43,723 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:34:45,728 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:34:47,732 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:34:49,735 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:34:51,737 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:34:51,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 08:34:51,806 INFO L93 Difference]: Finished difference Result 385 states and 615 transitions. [2023-12-02 08:34:51,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-12-02 08:34:51,807 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 5 states have internal predecessors, (41), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 198 [2023-12-02 08:34:51,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 08:34:51,812 INFO L225 Difference]: With dead ends: 385 [2023-12-02 08:34:51,812 INFO L226 Difference]: Without dead ends: 300 [2023-12-02 08:34:51,814 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 201 GetRequests, 193 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2023-12-02 08:34:51,815 INFO L413 NwaCegarLoop]: 155 mSDtfsCounter, 323 mSDsluCounter, 476 mSDsCounter, 0 mSdLazyCounter, 172 mSolverCounterSat, 194 mSolverCounterUnsat, 17 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 35.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 323 SdHoareTripleChecker+Valid, 631 SdHoareTripleChecker+Invalid, 383 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 194 IncrementalHoareTripleChecker+Valid, 172 IncrementalHoareTripleChecker+Invalid, 17 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 35.7s IncrementalHoareTripleChecker+Time [2023-12-02 08:34:51,816 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [323 Valid, 631 Invalid, 383 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [194 Valid, 172 Invalid, 17 Unknown, 0 Unchecked, 35.7s Time] [2023-12-02 08:34:51,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 300 states. [2023-12-02 08:34:51,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 300 to 251. [2023-12-02 08:34:51,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 251 states, 151 states have (on average 1.403973509933775) internal successors, (212), 151 states have internal predecessors, (212), 96 states have call successors, (96), 3 states have call predecessors, (96), 3 states have return successors, (96), 96 states have call predecessors, (96), 96 states have call successors, (96) [2023-12-02 08:34:51,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 251 states and 404 transitions. [2023-12-02 08:34:51,885 INFO L78 Accepts]: Start accepts. Automaton has 251 states and 404 transitions. Word has length 198 [2023-12-02 08:34:51,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 08:34:51,886 INFO L495 AbstractCegarLoop]: Abstraction has 251 states and 404 transitions. [2023-12-02 08:34:51,886 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 5 states have internal predecessors, (41), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-12-02 08:34:51,887 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 404 transitions. [2023-12-02 08:34:51,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2023-12-02 08:34:51,891 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:34:51,891 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 08:34:51,904 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/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)] Ended with exit code 0 [2023-12-02 08:34:52,100 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 08:34:52,100 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 08:34:52,101 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:34:52,101 INFO L85 PathProgramCache]: Analyzing trace with hash 236067944, now seen corresponding path program 1 times [2023-12-02 08:34:52,101 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 08:34:52,102 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1858860927] [2023-12-02 08:34:52,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:34:52,102 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 [2023-12-02 08:34:52,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 08:34:52,103 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 08:34:52,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 08:34:52,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:34:52,641 INFO L262 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 08:34:52,646 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:34:53,456 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 967 proven. 57 refuted. 0 times theorem prover too weak. 960 trivial. 0 not checked. [2023-12-02 08:34:53,456 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 08:34:54,053 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 36 proven. 57 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2023-12-02 08:34:54,053 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 08:34:54,053 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1858860927] [2023-12-02 08:34:54,053 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1858860927] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 08:34:54,054 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1269632660] [2023-12-02 08:34:54,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:34:54,054 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 08:34:54,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 08:34:54,055 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 08:34:54,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-12-02 08:34:54,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:34:54,690 INFO L262 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 08:34:54,694 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:34:54,742 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-12-02 08:34:54,743 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 08:34:54,743 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1269632660] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 08:34:54,743 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-12-02 08:34:54,743 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5, 5] total 8 [2023-12-02 08:34:54,744 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [777091838] [2023-12-02 08:34:54,744 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 08:34:54,744 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 08:34:54,745 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 08:34:54,745 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 08:34:54,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-12-02 08:34:54,746 INFO L87 Difference]: Start difference. First operand 251 states and 404 transitions. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-12-02 08:34:56,987 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:34:58,992 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:35:00,996 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:35:01,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 08:35:01,100 INFO L93 Difference]: Finished difference Result 724 states and 1159 transitions. [2023-12-02 08:35:01,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 08:35:01,101 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 199 [2023-12-02 08:35:01,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 08:35:01,107 INFO L225 Difference]: With dead ends: 724 [2023-12-02 08:35:01,107 INFO L226 Difference]: Without dead ends: 474 [2023-12-02 08:35:01,109 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 594 GetRequests, 587 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-12-02 08:35:01,110 INFO L413 NwaCegarLoop]: 132 mSDtfsCounter, 117 mSDsluCounter, 125 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 4 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 117 SdHoareTripleChecker+Valid, 257 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.3s IncrementalHoareTripleChecker+Time [2023-12-02 08:35:01,111 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [117 Valid, 257 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 9 Invalid, 3 Unknown, 0 Unchecked, 6.3s Time] [2023-12-02 08:35:01,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 474 states. [2023-12-02 08:35:01,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 474 to 260. [2023-12-02 08:35:01,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 260 states, 160 states have (on average 1.38125) internal successors, (221), 160 states have internal predecessors, (221), 96 states have call successors, (96), 3 states have call predecessors, (96), 3 states have return successors, (96), 96 states have call predecessors, (96), 96 states have call successors, (96) [2023-12-02 08:35:01,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 260 states and 413 transitions. [2023-12-02 08:35:01,167 INFO L78 Accepts]: Start accepts. Automaton has 260 states and 413 transitions. Word has length 199 [2023-12-02 08:35:01,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 08:35:01,168 INFO L495 AbstractCegarLoop]: Abstraction has 260 states and 413 transitions. [2023-12-02 08:35:01,169 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-12-02 08:35:01,169 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 413 transitions. [2023-12-02 08:35:01,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2023-12-02 08:35:01,172 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:35:01,172 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 08:35:01,188 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/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)] Ended with exit code 0 [2023-12-02 08:35:01,377 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2023-12-02 08:35:01,574 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt [2023-12-02 08:35:01,574 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 08:35:01,575 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:35:01,575 INFO L85 PathProgramCache]: Analyzing trace with hash -55404430, now seen corresponding path program 1 times [2023-12-02 08:35:01,575 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 08:35:01,575 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1821428559] [2023-12-02 08:35:01,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:35:01,575 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 [2023-12-02 08:35:01,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 08:35:01,576 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 08:35:01,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 08:35:02,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:35:02,143 INFO L262 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 08:35:02,148 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:35:02,928 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 967 proven. 57 refuted. 0 times theorem prover too weak. 960 trivial. 0 not checked. [2023-12-02 08:35:02,928 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 08:35:03,447 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 36 proven. 57 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2023-12-02 08:35:03,447 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 08:35:03,448 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1821428559] [2023-12-02 08:35:03,448 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1821428559] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 08:35:03,448 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [869843609] [2023-12-02 08:35:03,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:35:03,448 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 08:35:03,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 08:35:03,449 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 08:35:03,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-12-02 08:35:04,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:35:04,093 INFO L262 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 08:35:04,097 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:35:04,232 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-12-02 08:35:04,232 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 08:35:04,232 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [869843609] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 08:35:04,232 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-12-02 08:35:04,232 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5, 5] total 9 [2023-12-02 08:35:04,233 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1172871072] [2023-12-02 08:35:04,233 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 08:35:04,233 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 08:35:04,234 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 08:35:04,234 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 08:35:04,234 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2023-12-02 08:35:04,234 INFO L87 Difference]: Start difference. First operand 260 states and 413 transitions. Second operand has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-12-02 08:35:07,330 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:35:09,332 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:35:11,335 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:35:13,599 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:35:15,858 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:35:17,863 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:35:18,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 08:35:18,044 INFO L93 Difference]: Finished difference Result 832 states and 1314 transitions. [2023-12-02 08:35:18,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 08:35:18,044 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 200 [2023-12-02 08:35:18,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 08:35:18,048 INFO L225 Difference]: With dead ends: 832 [2023-12-02 08:35:18,048 INFO L226 Difference]: Without dead ends: 573 [2023-12-02 08:35:18,049 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 599 GetRequests, 590 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2023-12-02 08:35:18,050 INFO L413 NwaCegarLoop]: 238 mSDtfsCounter, 181 mSDsluCounter, 344 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 55 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 181 SdHoareTripleChecker+Valid, 582 SdHoareTripleChecker+Invalid, 101 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.7s IncrementalHoareTripleChecker+Time [2023-12-02 08:35:18,051 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [181 Valid, 582 Invalid, 101 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 40 Invalid, 6 Unknown, 0 Unchecked, 13.7s Time] [2023-12-02 08:35:18,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 573 states. [2023-12-02 08:35:18,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 573 to 353. [2023-12-02 08:35:18,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 353 states, 214 states have (on average 1.3130841121495327) internal successors, (281), 217 states have internal predecessors, (281), 132 states have call successors, (132), 6 states have call predecessors, (132), 6 states have return successors, (132), 129 states have call predecessors, (132), 132 states have call successors, (132) [2023-12-02 08:35:18,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 353 states and 545 transitions. [2023-12-02 08:35:18,119 INFO L78 Accepts]: Start accepts. Automaton has 353 states and 545 transitions. Word has length 200 [2023-12-02 08:35:18,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 08:35:18,120 INFO L495 AbstractCegarLoop]: Abstraction has 353 states and 545 transitions. [2023-12-02 08:35:18,120 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-12-02 08:35:18,120 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 545 transitions. [2023-12-02 08:35:18,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2023-12-02 08:35:18,122 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:35:18,123 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 08:35:18,128 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2023-12-02 08:35:18,338 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/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)] Ended with exit code 0 [2023-12-02 08:35:18,527 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 08:35:18,528 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 08:35:18,528 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:35:18,528 INFO L85 PathProgramCache]: Analyzing trace with hash -1335268108, now seen corresponding path program 1 times [2023-12-02 08:35:18,529 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 08:35:18,529 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1441126551] [2023-12-02 08:35:18,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:35:18,529 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 [2023-12-02 08:35:18,529 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 08:35:18,530 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 08:35:18,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/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)] Waiting until timeout for monitored process [2023-12-02 08:35:19,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:35:19,255 INFO L262 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 08:35:19,259 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:35:23,138 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 510 proven. 162 refuted. 0 times theorem prover too weak. 1312 trivial. 0 not checked. [2023-12-02 08:35:23,139 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 08:35:23,967 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-12-02 08:35:23,967 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 08:35:23,967 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1441126551] [2023-12-02 08:35:23,967 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1441126551] provided 1 perfect and 1 imperfect interpolant sequences [2023-12-02 08:35:23,967 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-02 08:35:23,968 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [10] total 12 [2023-12-02 08:35:23,968 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [932882847] [2023-12-02 08:35:23,968 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 08:35:23,968 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 08:35:23,969 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 08:35:23,969 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 08:35:23,969 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2023-12-02 08:35:23,969 INFO L87 Difference]: Start difference. First operand 353 states and 545 transitions. Second operand has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-12-02 08:35:26,313 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:35:28,318 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:35:30,324 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:35:32,326 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:35:32,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 08:35:32,350 INFO L93 Difference]: Finished difference Result 789 states and 1208 transitions. [2023-12-02 08:35:32,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 08:35:32,418 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 200 [2023-12-02 08:35:32,419 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 08:35:32,424 INFO L225 Difference]: With dead ends: 789 [2023-12-02 08:35:32,424 INFO L226 Difference]: Without dead ends: 437 [2023-12-02 08:35:32,425 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 398 GetRequests, 388 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2023-12-02 08:35:32,426 INFO L413 NwaCegarLoop]: 129 mSDtfsCounter, 61 mSDsluCounter, 118 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 3 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 247 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.3s IncrementalHoareTripleChecker+Time [2023-12-02 08:35:32,427 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [61 Valid, 247 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 20 Invalid, 4 Unknown, 0 Unchecked, 8.3s Time] [2023-12-02 08:35:32,428 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 437 states. [2023-12-02 08:35:32,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 437 to 368. [2023-12-02 08:35:32,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 368 states, 229 states have (on average 1.3056768558951966) internal successors, (299), 232 states have internal predecessors, (299), 132 states have call successors, (132), 6 states have call predecessors, (132), 6 states have return successors, (132), 129 states have call predecessors, (132), 132 states have call successors, (132) [2023-12-02 08:35:32,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 368 states and 563 transitions. [2023-12-02 08:35:32,482 INFO L78 Accepts]: Start accepts. Automaton has 368 states and 563 transitions. Word has length 200 [2023-12-02 08:35:32,483 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 08:35:32,483 INFO L495 AbstractCegarLoop]: Abstraction has 368 states and 563 transitions. [2023-12-02 08:35:32,483 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-12-02 08:35:32,483 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 563 transitions. [2023-12-02 08:35:32,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2023-12-02 08:35:32,486 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:35:32,487 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 08:35:32,501 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/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)] Ended with exit code 0 [2023-12-02 08:35:32,687 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 08:35:32,687 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 08:35:32,688 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:35:32,688 INFO L85 PathProgramCache]: Analyzing trace with hash -1278009806, now seen corresponding path program 1 times [2023-12-02 08:35:32,688 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 08:35:32,688 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2124715555] [2023-12-02 08:35:32,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:35:32,688 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 [2023-12-02 08:35:32,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 08:35:32,689 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 08:35:32,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 08:35:33,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:35:33,589 INFO L262 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 08:35:33,592 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:35:38,435 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 561 proven. 78 refuted. 0 times theorem prover too weak. 1345 trivial. 0 not checked. [2023-12-02 08:35:38,435 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 08:35:40,896 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-12-02 08:35:40,896 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 08:35:40,896 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2124715555] [2023-12-02 08:35:40,896 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2124715555] provided 1 perfect and 1 imperfect interpolant sequences [2023-12-02 08:35:40,896 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-02 08:35:40,897 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2023-12-02 08:35:40,897 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [241918195] [2023-12-02 08:35:40,897 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 08:35:40,897 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 08:35:40,897 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 08:35:40,898 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 08:35:40,898 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2023-12-02 08:35:40,898 INFO L87 Difference]: Start difference. First operand 368 states and 563 transitions. Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-12-02 08:35:43,142 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:35:45,147 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:35:45,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 08:35:45,160 INFO L93 Difference]: Finished difference Result 720 states and 1107 transitions. [2023-12-02 08:35:45,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 08:35:45,246 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 200 [2023-12-02 08:35:45,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 08:35:45,248 INFO L225 Difference]: With dead ends: 720 [2023-12-02 08:35:45,248 INFO L226 Difference]: Without dead ends: 353 [2023-12-02 08:35:45,249 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 398 GetRequests, 393 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 5.0s TimeCoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2023-12-02 08:35:45,250 INFO L413 NwaCegarLoop]: 131 mSDtfsCounter, 21 mSDsluCounter, 109 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 240 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2023-12-02 08:35:45,251 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 240 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 2 Unknown, 0 Unchecked, 4.2s Time] [2023-12-02 08:35:45,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 353 states. [2023-12-02 08:35:45,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 353 to 353. [2023-12-02 08:35:45,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 353 states, 214 states have (on average 1.294392523364486) internal successors, (277), 217 states have internal predecessors, (277), 132 states have call successors, (132), 6 states have call predecessors, (132), 6 states have return successors, (132), 129 states have call predecessors, (132), 132 states have call successors, (132) [2023-12-02 08:35:45,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 353 states and 541 transitions. [2023-12-02 08:35:45,301 INFO L78 Accepts]: Start accepts. Automaton has 353 states and 541 transitions. Word has length 200 [2023-12-02 08:35:45,301 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 08:35:45,301 INFO L495 AbstractCegarLoop]: Abstraction has 353 states and 541 transitions. [2023-12-02 08:35:45,302 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-12-02 08:35:45,302 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 541 transitions. [2023-12-02 08:35:45,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2023-12-02 08:35:45,303 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:35:45,304 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 08:35:45,319 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/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)] Forceful destruction successful, exit code 0 [2023-12-02 08:35:45,504 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 08:35:45,504 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 08:35:45,505 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:35:45,505 INFO L85 PathProgramCache]: Analyzing trace with hash -2036332686, now seen corresponding path program 1 times [2023-12-02 08:35:45,505 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 08:35:45,505 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [931166948] [2023-12-02 08:35:45,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:35:45,506 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 [2023-12-02 08:35:45,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 08:35:45,507 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 08:35:45,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a1195ac-0c89-45f9-9856-f1d219848f44/bin/utaipan-verify-nQ1chXbOIh/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 (10)] Waiting until timeout for monitored process [2023-12-02 08:35:46,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:35:46,375 INFO L262 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 56 conjunts are in the unsatisfiable core [2023-12-02 08:35:46,384 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:38:30,460 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse7 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (let ((.cse1 ((_ zero_extend 24) c_~var_1_10~0)) (.cse3 ((_ sign_extend 24) c_~var_1_5~0)) (.cse4 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (.cse2 ((_ zero_extend 24) c_~var_1_9~0)) (.cse5 ((_ to_fp 11 53) c_currentRoundingMode .cse7)) (.cse0 ((_ zero_extend 24) c_~var_1_8~0))) (and (= c_~var_1_29~0 (_ bv32 8)) (= (_ bv1 8) c_~var_1_12~0) (bvsge .cse0 (_ bv190 32)) (= c_~var_1_7~0 ((_ extract 7 0) (bvadd .cse0 (bvneg .cse1) (bvneg .cse2)))) (= (_ bv16 32) c_~var_1_25~0) (= (_ bv32 8) c_~last_1_var_1_29~0) (= (_ bv1 8) c_~var_1_26~0) (bvuge c_~var_1_22~0 (_ bv1073741823 32)) (bvsle .cse3 ((_ sign_extend 24) c_~var_1_3~0)) (= (_ bv16 16) c_~var_1_1~0) (bvule c_~var_1_22~0 (_ bv2147483647 32)) (fp.leq c_~var_1_17~0 .cse4) (= c_~var_1_17~0 c_~var_1_36~0) (bvsle .cse1 (_ bv127 32)) (= ((_ to_fp 8 24) c_currentRoundingMode (fp.add c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_17~0 c_~var_1_16~0) c_~var_1_20~0)) c_~var_1_28~0) (= c_~var_1_34~0 c_~var_1_35~0) (= c_~var_1_21~0 (bvadd (_ bv16 32) (bvneg (bvadd .cse2 .cse1)) c_~var_1_22~0)) (= (_ bv1 8) c_~last_1_var_1_12~0) (bvsgt ((_ sign_extend 24) (_ bv32 8)) .cse3) (fp.leq c_~var_1_16~0 .cse4) (fp.geq c_~var_1_16~0 .cse5) (= (_ bv32 16) c_~var_1_27~0) (let ((.cse6 ((_ to_fp 8 24) c_currentRoundingMode 2305843009213691390.0))) (or (and (fp.geq c_~var_1_20~0 .cse5) (fp.leq c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode .cse6))) (and (fp.leq c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse7))) (fp.geq c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse6)))))) (bvsle .cse2 (_ bv63 32)) (bvsge ((_ zero_extend 24) c_~var_1_13~0) (_ bv1 32)) (fp.geq c_~var_1_17~0 .cse5) (= c_~var_1_37~0 .cse0) (= c_currentRoundingMode roundNearestTiesToEven) (= c_~var_1_23~0 (_ bv16 8)) (= c_~var_1_14~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 99.0 2.0)))))) is different from false [2023-12-02 08:38:32,495 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse7 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (let ((.cse1 ((_ zero_extend 24) c_~var_1_10~0)) (.cse3 ((_ sign_extend 24) c_~var_1_5~0)) (.cse4 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (.cse2 ((_ zero_extend 24) c_~var_1_9~0)) (.cse5 ((_ to_fp 11 53) c_currentRoundingMode .cse7)) (.cse0 ((_ zero_extend 24) c_~var_1_8~0))) (and (= c_~var_1_29~0 (_ bv32 8)) (= (_ bv1 8) c_~var_1_12~0) (bvsge .cse0 (_ bv190 32)) (= c_~var_1_7~0 ((_ extract 7 0) (bvadd .cse0 (bvneg .cse1) (bvneg .cse2)))) (= (_ bv16 32) c_~var_1_25~0) (= (_ bv32 8) c_~last_1_var_1_29~0) (= (_ bv1 8) c_~var_1_26~0) (bvuge c_~var_1_22~0 (_ bv1073741823 32)) (bvsle .cse3 ((_ sign_extend 24) c_~var_1_3~0)) (= (_ bv16 16) c_~var_1_1~0) (bvule c_~var_1_22~0 (_ bv2147483647 32)) (fp.leq c_~var_1_17~0 .cse4) (= c_~var_1_17~0 c_~var_1_36~0) (bvsle .cse1 (_ bv127 32)) (= ((_ to_fp 8 24) c_currentRoundingMode (fp.add c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_17~0 c_~var_1_16~0) c_~var_1_20~0)) c_~var_1_28~0) (= c_~var_1_34~0 c_~var_1_35~0) (= c_~var_1_21~0 (bvadd (_ bv16 32) (bvneg (bvadd .cse2 .cse1)) c_~var_1_22~0)) (= (_ bv1 8) c_~last_1_var_1_12~0) (bvsgt ((_ sign_extend 24) (_ bv32 8)) .cse3) (fp.leq c_~var_1_16~0 .cse4) (fp.geq c_~var_1_16~0 .cse5) (= (_ bv32 16) c_~var_1_27~0) (let ((.cse6 ((_ to_fp 8 24) c_currentRoundingMode 2305843009213691390.0))) (or (and (fp.geq c_~var_1_20~0 .cse5) (fp.leq c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode .cse6))) (and (fp.leq c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse7))) (fp.geq c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse6)))))) (bvsle .cse2 (_ bv63 32)) (bvsge ((_ zero_extend 24) c_~var_1_13~0) (_ bv1 32)) (fp.geq c_~var_1_17~0 .cse5) (= c_~var_1_37~0 .cse0) (= c_currentRoundingMode roundNearestTiesToEven) (= c_~var_1_23~0 (_ bv16 8)) (= c_~var_1_14~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 99.0 2.0)))))) is different from true [2023-12-02 08:40:27,878 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse7 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (let ((.cse0 ((_ zero_extend 24) c_~var_1_10~0)) (.cse3 ((_ sign_extend 24) c_~var_1_5~0)) (.cse4 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (.cse1 ((_ zero_extend 24) c_~var_1_9~0)) (.cse5 ((_ to_fp 11 53) c_currentRoundingMode .cse7)) (.cse2 ((_ zero_extend 24) c_~var_1_8~0))) (and (= c_~var_1_29~0 (_ bv32 8)) (not (bvsle .cse0 .cse1)) (= (_ bv1 8) c_~var_1_12~0) (bvsge .cse2 (_ bv190 32)) (= c_~var_1_7~0 ((_ extract 7 0) (bvadd .cse2 (bvneg .cse0) (bvneg .cse1)))) (= (_ bv16 32) c_~var_1_25~0) (= (_ bv32 8) c_~last_1_var_1_29~0) (= (_ bv1 8) c_~var_1_26~0) (bvuge c_~var_1_22~0 (_ bv1073741823 32)) (bvsle .cse3 ((_ sign_extend 24) c_~var_1_3~0)) (= (_ bv16 16) c_~var_1_1~0) (bvule c_~var_1_22~0 (_ bv2147483647 32)) (fp.leq c_~var_1_17~0 .cse4) (= c_~var_1_17~0 c_~var_1_36~0) (bvsle .cse0 (_ bv127 32)) (= ((_ to_fp 8 24) c_currentRoundingMode (fp.add c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_17~0 c_~var_1_16~0) c_~var_1_20~0)) c_~var_1_28~0) (= c_~var_1_34~0 c_~var_1_35~0) (= c_~var_1_21~0 (bvadd (_ bv16 32) (bvneg (bvadd .cse1 .cse0)) c_~var_1_22~0)) (= (_ bv1 8) c_~last_1_var_1_12~0) (bvsgt ((_ sign_extend 24) (_ bv32 8)) .cse3) (fp.leq c_~var_1_16~0 .cse4) (fp.geq c_~var_1_16~0 .cse5) (= (_ bv32 16) c_~var_1_27~0) (let ((.cse6 ((_ to_fp 8 24) c_currentRoundingMode 2305843009213691390.0))) (or (and (fp.geq c_~var_1_20~0 .cse5) (fp.leq c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode .cse6))) (and (fp.leq c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse7))) (fp.geq c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse6)))))) (bvsle .cse1 (_ bv63 32)) (bvsge ((_ zero_extend 24) c_~var_1_13~0) (_ bv1 32)) (fp.geq c_~var_1_17~0 .cse5) (= c_~var_1_37~0 .cse2) (= c_currentRoundingMode roundNearestTiesToEven) (= c_~var_1_23~0 (_ bv16 8)) (= c_~var_1_14~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 99.0 2.0)))))) is different from false