./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-91.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06d09a1-8e38-4ea1-9a5d-c2a56c7044c6/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06d09a1-8e38-4ea1-9a5d-c2a56c7044c6/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06d09a1-8e38-4ea1-9a5d-c2a56c7044c6/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06d09a1-8e38-4ea1-9a5d-c2a56c7044c6/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-91.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06d09a1-8e38-4ea1-9a5d-c2a56c7044c6/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06d09a1-8e38-4ea1-9a5d-c2a56c7044c6/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 784442b0c608bbc74979bd9b7336041939911661e9c3eea52145619e5aa6f929 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:32:06,005 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:32:06,151 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06d09a1-8e38-4ea1-9a5d-c2a56c7044c6/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 20:32:06,160 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:32:06,160 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 20:32:06,201 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:32:06,201 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 20:32:06,202 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 20:32:06,203 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:32:06,208 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 20:32:06,208 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 20:32:06,209 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 20:32:06,210 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 20:32:06,211 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 20:32:06,212 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 20:32:06,212 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 20:32:06,213 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 20:32:06,213 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 20:32:06,213 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 20:32:06,214 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 20:32:06,215 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 20:32:06,216 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 20:32:06,217 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:32:06,218 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:32:06,218 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:32:06,218 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:32:06,219 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:32:06,219 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:32:06,219 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:32:06,220 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:32:06,221 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:32:06,221 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:32:06,222 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:32:06,222 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:32:06,222 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:32:06,222 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 20:32:06,222 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 20:32:06,223 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:32:06,223 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:32:06,223 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:32:06,223 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:32:06,224 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 20:32:06,224 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:32:06,224 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 20:32:06,225 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:32:06,225 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 20:32:06,225 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:32:06,225 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_b06d09a1-8e38-4ea1-9a5d-c2a56c7044c6/bin/utaipan-verify-mE87zJ7Ire/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06d09a1-8e38-4ea1-9a5d-c2a56c7044c6/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 784442b0c608bbc74979bd9b7336041939911661e9c3eea52145619e5aa6f929 [2023-11-23 20:32:06,612 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:32:06,640 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:32:06,643 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:32:06,645 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:32:06,646 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:32:06,647 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06d09a1-8e38-4ea1-9a5d-c2a56c7044c6/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-91.i [2023-11-23 20:32:09,713 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:32:09,979 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:32:09,979 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06d09a1-8e38-4ea1-9a5d-c2a56c7044c6/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-91.i [2023-11-23 20:32:09,993 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06d09a1-8e38-4ea1-9a5d-c2a56c7044c6/bin/utaipan-verify-mE87zJ7Ire/data/c8838fd0d/bfe16aecdb424c00b17721d576cf1bfa/FLAGa081111cb [2023-11-23 20:32:10,007 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06d09a1-8e38-4ea1-9a5d-c2a56c7044c6/bin/utaipan-verify-mE87zJ7Ire/data/c8838fd0d/bfe16aecdb424c00b17721d576cf1bfa [2023-11-23 20:32:10,011 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:32:10,012 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:32:10,014 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:32:10,014 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:32:10,020 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:32:10,021 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:32:10" (1/1) ... [2023-11-23 20:32:10,022 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14521968 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:10, skipping insertion in model container [2023-11-23 20:32:10,023 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:32:10" (1/1) ... [2023-11-23 20:32:10,062 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:32:10,218 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_b06d09a1-8e38-4ea1-9a5d-c2a56c7044c6/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-91.i[919,932] [2023-11-23 20:32:10,320 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:32:10,360 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:32:10,388 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_b06d09a1-8e38-4ea1-9a5d-c2a56c7044c6/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-91.i[919,932] [2023-11-23 20:32:10,453 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:32:10,479 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:32:10,480 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:10 WrapperNode [2023-11-23 20:32:10,481 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:32:10,482 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:32:10,482 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:32:10,483 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:32:10,490 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:10" (1/1) ... [2023-11-23 20:32:10,506 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:10" (1/1) ... [2023-11-23 20:32:10,561 INFO L138 Inliner]: procedures = 26, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 220 [2023-11-23 20:32:10,561 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:32:10,562 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:32:10,562 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:32:10,563 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:32:10,573 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:10" (1/1) ... [2023-11-23 20:32:10,573 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:10" (1/1) ... [2023-11-23 20:32:10,577 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:10" (1/1) ... [2023-11-23 20:32:10,578 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:10" (1/1) ... [2023-11-23 20:32:10,594 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:10" (1/1) ... [2023-11-23 20:32:10,598 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:10" (1/1) ... [2023-11-23 20:32:10,601 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:10" (1/1) ... [2023-11-23 20:32:10,604 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:10" (1/1) ... [2023-11-23 20:32:10,610 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:32:10,611 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:32:10,612 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:32:10,612 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:32:10,613 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:10" (1/1) ... [2023-11-23 20:32:10,619 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:32:10,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06d09a1-8e38-4ea1-9a5d-c2a56c7044c6/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:32:10,664 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06d09a1-8e38-4ea1-9a5d-c2a56c7044c6/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 20:32:10,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06d09a1-8e38-4ea1-9a5d-c2a56c7044c6/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 20:32:10,709 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:32:10,709 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:32:10,710 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:32:10,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:32:10,712 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:32:10,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:32:10,848 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:32:10,851 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:32:11,436 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:32:11,744 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:32:11,745 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:32:11,747 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:32:11 BoogieIcfgContainer [2023-11-23 20:32:11,747 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:32:11,750 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 20:32:11,751 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 20:32:11,755 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 20:32:11,756 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 08:32:10" (1/3) ... [2023-11-23 20:32:11,758 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12686b4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:32:11, skipping insertion in model container [2023-11-23 20:32:11,758 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:10" (2/3) ... [2023-11-23 20:32:11,761 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12686b4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:32:11, skipping insertion in model container [2023-11-23 20:32:11,761 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:32:11" (3/3) ... [2023-11-23 20:32:11,764 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-91.i [2023-11-23 20:32:11,794 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 20:32:11,794 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 20:32:11,864 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 20:32:11,872 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;@4d9e9345, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 20:32:11,873 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 20:32:11,879 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) [2023-11-23 20:32:11,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-11-23 20:32:11,898 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:32:11,899 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] [2023-11-23 20:32:11,900 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:32:11,905 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:32:11,906 INFO L85 PathProgramCache]: Analyzing trace with hash -1953915548, now seen corresponding path program 1 times [2023-11-23 20:32:11,918 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 20:32:11,919 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1005984826] [2023-11-23 20:32:11,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:32:11,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:32:12,238 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 20:32:12,242 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1873812646] [2023-11-23 20:32:12,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:32:12,243 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 20:32:12,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06d09a1-8e38-4ea1-9a5d-c2a56c7044c6/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:32:12,249 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06d09a1-8e38-4ea1-9a5d-c2a56c7044c6/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 20:32:12,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06d09a1-8e38-4ea1-9a5d-c2a56c7044c6/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 20:32:12,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:32:12,650 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 20:32:12,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:32:12,898 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 20:32:12,901 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 20:32:12,903 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 20:32:12,920 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06d09a1-8e38-4ea1-9a5d-c2a56c7044c6/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-23 20:32:13,115 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06d09a1-8e38-4ea1-9a5d-c2a56c7044c6/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-23 20:32:13,123 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 20:32:13,128 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 20:32:13,329 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 08:32:13 BoogieIcfgContainer [2023-11-23 20:32:13,330 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 20:32:13,330 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 20:32:13,330 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 20:32:13,331 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 20:32:13,331 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:32:11" (3/4) ... [2023-11-23 20:32:13,333 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 20:32:13,335 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 20:32:13,336 INFO L158 Benchmark]: Toolchain (without parser) took 3323.40ms. Allocated memory is still 155.2MB. Free memory was 124.8MB in the beginning and 77.6MB in the end (delta: 47.2MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2023-11-23 20:32:13,336 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 155.2MB. Free memory is still 126.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:32:13,337 INFO L158 Benchmark]: CACSL2BoogieTranslator took 467.23ms. Allocated memory is still 155.2MB. Free memory was 124.8MB in the beginning and 122.0MB in the end (delta: 2.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-23 20:32:13,338 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.39ms. Allocated memory is still 155.2MB. Free memory was 122.0MB in the beginning and 117.6MB in the end (delta: 4.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 20:32:13,338 INFO L158 Benchmark]: Boogie Preprocessor took 48.39ms. Allocated memory is still 155.2MB. Free memory was 117.6MB in the beginning and 114.9MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 20:32:13,339 INFO L158 Benchmark]: RCFGBuilder took 1135.98ms. Allocated memory is still 155.2MB. Free memory was 114.9MB in the beginning and 61.1MB in the end (delta: 53.7MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2023-11-23 20:32:13,340 INFO L158 Benchmark]: TraceAbstraction took 1579.26ms. Allocated memory is still 155.2MB. Free memory was 60.4MB in the beginning and 78.5MB in the end (delta: -18.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:32:13,340 INFO L158 Benchmark]: Witness Printer took 4.47ms. Allocated memory is still 155.2MB. Free memory is still 77.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:32:13,347 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 155.2MB. Free memory is still 126.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 467.23ms. Allocated memory is still 155.2MB. Free memory was 124.8MB in the beginning and 122.0MB in the end (delta: 2.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.39ms. Allocated memory is still 155.2MB. Free memory was 122.0MB in the beginning and 117.6MB in the end (delta: 4.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.39ms. Allocated memory is still 155.2MB. Free memory was 117.6MB in the beginning and 114.9MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1135.98ms. Allocated memory is still 155.2MB. Free memory was 114.9MB in the beginning and 61.1MB in the end (delta: 53.7MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. * TraceAbstraction took 1579.26ms. Allocated memory is still 155.2MB. Free memory was 60.4MB in the beginning and 78.5MB in the end (delta: -18.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.47ms. Allocated memory is still 155.2MB. Free memory is still 77.6MB. 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 68, overapproximation of someBinaryArithmeticDOUBLEoperation at line 85, overapproximation of someUnaryDOUBLEoperation at line 90, overapproximation of someBinaryDOUBLEComparisonOperation at line 86, overapproximation of someBinaryArithmeticFLOAToperation at line 114. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = -64; [L23] signed short int var_1_5 = 8; [L24] signed short int var_1_6 = 8; [L25] signed short int var_1_7 = 5; [L26] signed short int var_1_8 = 0; [L27] signed char var_1_9 = 5; [L28] signed char var_1_11 = 16; [L29] signed short int var_1_12 = 25; [L30] signed short int var_1_13 = 64; [L31] unsigned char var_1_15 = 1; [L32] unsigned char var_1_16 = 16; [L33] float var_1_17 = 1.2; [L34] float var_1_18 = 5.8; [L35] float var_1_19 = 10.25; [L36] float var_1_20 = 2.5; [L37] signed short int var_1_21 = 200; [L38] unsigned char var_1_24 = 1; [L39] unsigned char var_1_25 = 0; [L40] signed char var_1_26 = -5; [L41] unsigned char var_1_27 = 1; [L42] unsigned char var_1_31 = 0; [L43] unsigned char var_1_32 = 0; [L44] unsigned char var_1_33 = 0; [L45] float var_1_39 = 10.5; [L46] signed short int var_1_41 = -1; [L47] float var_1_44 = 50.5; [L48] unsigned char var_1_45 = 64; [L49] signed char var_1_46 = 2; [L50] signed char var_1_47 = 16; [L51] unsigned short int var_1_48 = 2; [L52] double var_1_49 = 1.5; [L53] double var_1_50 = 999999.7; [L54] double var_1_51 = 15.5; [L55] unsigned long int var_1_52 = 64; [L56] float var_1_55 = 9.25; [L57] signed short int var_1_56 = -1; [L58] signed short int last_1_var_1_1 = -64; [L59] signed short int last_1_var_1_13 = 64; [L60] unsigned char last_1_var_1_15 = 1; [L61] signed char last_1_var_1_26 = -5; [L203] isInitial = 1 [L204] FCALL initially() [L205] COND TRUE 1 [L206] CALL updateLastVariables() [L193] last_1_var_1_1 = var_1_1 [L194] last_1_var_1_13 = var_1_13 [L195] last_1_var_1_15 = var_1_15 [L196] last_1_var_1_26 = var_1_26 [L206] RET updateLastVariables() [L207] CALL updateVariables() [L141] var_1_5 = __VERIFIER_nondet_short() [L142] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=8, var_1_7=5, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=8, var_1_7=5, var_1_8=0, var_1_9=5] [L143] CALL assume_abort_if_not(var_1_5 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=8, var_1_7=5, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_5 <= 16383) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=8, var_1_7=5, var_1_8=0, var_1_9=5] [L144] var_1_6 = __VERIFIER_nondet_short() [L145] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=5, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=5, var_1_8=0, var_1_9=5] [L146] CALL assume_abort_if_not(var_1_6 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=5, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_6 <= 16383) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=5, var_1_8=0, var_1_9=5] [L147] var_1_7 = __VERIFIER_nondet_short() [L148] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L149] CALL assume_abort_if_not(var_1_7 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_7 <= 16383) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L150] var_1_8 = __VERIFIER_nondet_short() [L151] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L152] CALL assume_abort_if_not(var_1_8 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_8 <= 16383) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L153] var_1_11 = __VERIFIER_nondet_char() [L154] CALL assume_abort_if_not(var_1_11 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=0, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_11 >= -127) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=0, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L155] CALL assume_abort_if_not(var_1_11 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=0, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_11 <= 126) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=0, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L156] var_1_12 = __VERIFIER_nondet_short() [L157] CALL assume_abort_if_not(var_1_12 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=0, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_12 >= -32768) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=0, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L158] CALL assume_abort_if_not(var_1_12 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=0, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_12 <= 32767) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=0, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L159] CALL assume_abort_if_not(var_1_12 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=0, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_12 != 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=0, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L160] var_1_16 = __VERIFIER_nondet_uchar() [L161] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=0, var_1_12=1, var_1_13=64, var_1_15=1, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=0, var_1_12=1, var_1_13=64, var_1_15=1, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L162] CALL assume_abort_if_not(var_1_16 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=0, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_16 <= 254) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=0, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L163] var_1_18 = __VERIFIER_nondet_float() [L164] CALL assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=0, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=0, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L165] var_1_19 = __VERIFIER_nondet_float() [L166] CALL assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 9223372.036854765600e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=0, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 9223372.036854765600e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=0, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L167] var_1_20 = __VERIFIER_nondet_float() [L168] CALL assume_abort_if_not((var_1_20 >= 0.0F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=0, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not((var_1_20 >= 0.0F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=0, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L169] var_1_25 = __VERIFIER_nondet_uchar() [L170] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=0, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=0, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L171] CALL assume_abort_if_not(var_1_25 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=0, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_25 <= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=0, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L172] var_1_31 = __VERIFIER_nondet_uchar() [L173] CALL assume_abort_if_not(var_1_31 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=0, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_31 >= 1) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=0, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L174] CALL assume_abort_if_not(var_1_31 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=0, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_31 <= 1) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=0, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L175] var_1_32 = __VERIFIER_nondet_uchar() [L176] CALL assume_abort_if_not(var_1_32 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=0, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=1, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_32 >= 1) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=0, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=1, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L177] CALL assume_abort_if_not(var_1_32 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=0, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=1, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_32 <= 1) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=0, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=1, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L178] var_1_33 = __VERIFIER_nondet_uchar() [L179] CALL assume_abort_if_not(var_1_33 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=0, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=1, var_1_33=1, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_33 >= 1) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=0, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=1, var_1_33=1, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L180] CALL assume_abort_if_not(var_1_33 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=0, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=1, var_1_33=1, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_33 <= 1) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=0, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=1, var_1_33=1, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L181] var_1_46 = __VERIFIER_nondet_char() [L182] CALL assume_abort_if_not(var_1_46 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=0, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=1, var_1_33=1, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=0, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_46 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=0, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=1, var_1_33=1, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=0, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L183] CALL assume_abort_if_not(var_1_46 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=0, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=1, var_1_33=1, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=0, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_46 <= 127) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=0, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=1, var_1_33=1, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=0, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L184] var_1_47 = __VERIFIER_nondet_char() [L185] CALL assume_abort_if_not(var_1_47 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=0, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=1, var_1_33=1, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=0, var_1_47=99, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_47 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=0, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=1, var_1_33=1, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=0, var_1_47=99, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L186] CALL assume_abort_if_not(var_1_47 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=0, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=1, var_1_33=1, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=0, var_1_47=99, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not(var_1_47 <= 127) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=0, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=1, var_1_33=1, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=0, var_1_47=99, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L187] var_1_50 = __VERIFIER_nondet_double() [L188] CALL assume_abort_if_not((var_1_50 >= -461168.6018427382800e+13F && var_1_50 <= -1.0e-20F) || (var_1_50 <= 4611686.018427382800e+12F && var_1_50 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=0, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=1, var_1_33=1, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=0, var_1_47=99, var_1_48=2, var_1_49=3/2, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not((var_1_50 >= -461168.6018427382800e+13F && var_1_50 <= -1.0e-20F) || (var_1_50 <= 4611686.018427382800e+12F && var_1_50 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=0, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=1, var_1_33=1, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=0, var_1_47=99, var_1_48=2, var_1_49=3/2, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L189] var_1_51 = __VERIFIER_nondet_double() [L190] CALL assume_abort_if_not((var_1_51 >= -461168.6018427382800e+13F && var_1_51 <= -1.0e-20F) || (var_1_51 <= 4611686.018427382800e+12F && var_1_51 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=0, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=1, var_1_33=1, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=0, var_1_47=99, var_1_48=2, var_1_49=3/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L190] RET assume_abort_if_not((var_1_51 >= -461168.6018427382800e+13F && var_1_51 <= -1.0e-20F) || (var_1_51 <= 4611686.018427382800e+12F && var_1_51 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=0, var_1_12=1, var_1_13=64, var_1_15=1, var_1_16=2, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=1, var_1_33=1, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=0, var_1_47=99, var_1_48=2, var_1_49=3/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L207] RET updateVariables() [L208] CALL step() [L65] COND FALSE !((! (var_1_24 || var_1_24)) && var_1_24) [L68] COND TRUE ((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18))) < var_1_19 [L69] var_1_27 = (var_1_25 || (var_1_25 || var_1_25)) [L74] var_1_39 = var_1_18 [L75] COND TRUE var_1_33 && var_1_32 [L76] var_1_41 = ((((var_1_15) < (var_1_11)) ? (var_1_15) : (var_1_11))) [L78] var_1_44 = var_1_20 [L79] COND TRUE (((((-100) < 0 ) ? -(-100) : (-100))) - ((((var_1_46) > (var_1_47)) ? (var_1_46) : (var_1_47)))) >= var_1_15 [L80] var_1_45 = ((((var_1_47) < 0 ) ? -(var_1_47) : (var_1_47))) [L82] COND FALSE !(\read(var_1_25)) [L85] var_1_49 = (var_1_50 + var_1_51) [L86] COND FALSE !((var_1_20 - var_1_20) >= ((- var_1_51) * ((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20))))) [L89] COND TRUE \read(var_1_24) [L90] var_1_55 = ((((var_1_51) < 0 ) ? -(var_1_51) : (var_1_51))) [L92] COND FALSE !(var_1_18 >= var_1_20) [L95] COND FALSE !(last_1_var_1_13 == last_1_var_1_1) [L102] signed long int stepLocal_3 = (var_1_6 + var_1_8) - var_1_5; [L103] signed short int stepLocal_2 = var_1_1; [L104] COND FALSE !(var_1_11 < stepLocal_2) [L111] var_1_15 = var_1_16 [L113] COND TRUE var_1_11 < 5 [L114] var_1_17 = ((((var_1_18) > ((var_1_19 - var_1_20))) ? (var_1_18) : ((var_1_19 - var_1_20)))) [L116] var_1_24 = var_1_25 [L117] var_1_26 = var_1_11 [L118] COND FALSE !(\read(var_1_24)) [L123] var_1_21 = (var_1_15 - 2) [L125] unsigned char stepLocal_0 = var_1_15; [L126] COND FALSE !(\read(var_1_24)) [L129] COND FALSE !(stepLocal_0 <= (var_1_21 / var_1_12)) [L132] var_1_9 = var_1_11 [L135] signed long int stepLocal_1 = var_1_1 * (var_1_15 % var_1_12); [L136] COND FALSE !((- var_1_15) >= stepLocal_1) [L208] RET step() [L209] CALL, EXPR property() [L199-L200] return ((((((((last_1_var_1_13 == last_1_var_1_1) ? ((last_1_var_1_1 <= ((((last_1_var_1_13) > (last_1_var_1_26)) ? (last_1_var_1_13) : (last_1_var_1_26)))) ? (var_1_1 == ((signed short int) (last_1_var_1_1 + (((((last_1_var_1_15 - last_1_var_1_15)) < ((last_1_var_1_15 - last_1_var_1_15))) ? ((last_1_var_1_15 - last_1_var_1_15)) : ((last_1_var_1_15 - last_1_var_1_15))))))) : (var_1_1 == ((signed short int) (((((last_1_var_1_15 - last_1_var_1_15)) < (((last_1_var_1_15 - last_1_var_1_15) + -256))) ? ((last_1_var_1_15 - last_1_var_1_15)) : (((last_1_var_1_15 - last_1_var_1_15) + -256))))))) : 1) && (var_1_24 ? (var_1_9 == ((signed char) var_1_11)) : ((var_1_15 <= (var_1_21 / var_1_12)) ? (var_1_9 == ((signed char) var_1_11)) : (var_1_9 == ((signed char) var_1_11))))) && (((- var_1_15) >= (var_1_1 * (var_1_15 % var_1_12))) ? (var_1_13 == ((signed short int) var_1_26)) : 1)) && ((var_1_11 < var_1_1) ? ((var_1_7 == ((var_1_6 + var_1_8) - var_1_5)) ? (var_1_15 == ((unsigned char) var_1_16)) : (var_1_15 == ((unsigned char) var_1_16))) : (var_1_15 == ((unsigned char) var_1_16)))) && ((var_1_11 < 5) ? (var_1_17 == ((float) ((((var_1_18) > ((var_1_19 - var_1_20))) ? (var_1_18) : ((var_1_19 - var_1_20)))))) : 1)) && (var_1_24 ? ((var_1_24 && var_1_24) ? (var_1_21 == ((signed short int) var_1_15)) : 1) : (var_1_21 == ((signed short int) (var_1_15 - 2))))) && (var_1_24 == ((unsigned char) var_1_25))) && (var_1_26 == ((signed char) var_1_11)) ; [L209] RET, EXPR property() [L209] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=0, var_1_12=1, var_1_13=64, var_1_15=2, var_1_16=2, var_1_17=4, var_1_18=4, var_1_1=-64, var_1_20=2, var_1_21=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_31=1, var_1_32=1, var_1_33=1, var_1_39=4, var_1_41=0, var_1_44=2, var_1_45=99, var_1_46=0, var_1_47=99, var_1_48=2, var_1_51=0, var_1_52=64, var_1_55=3, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=0, var_1_12=1, var_1_13=64, var_1_15=2, var_1_16=2, var_1_17=4, var_1_18=4, var_1_1=-64, var_1_20=2, var_1_21=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_31=1, var_1_32=1, var_1_33=1, var_1_39=4, var_1_41=0, var_1_44=2, var_1_45=99, var_1_46=0, var_1_47=99, var_1_48=2, var_1_51=0, var_1_52=64, var_1_55=3, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 59 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, 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, 0.4s 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 [2023-11-23 20:32:13,389 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06d09a1-8e38-4ea1-9a5d-c2a56c7044c6/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06d09a1-8e38-4ea1-9a5d-c2a56c7044c6/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06d09a1-8e38-4ea1-9a5d-c2a56c7044c6/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06d09a1-8e38-4ea1-9a5d-c2a56c7044c6/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06d09a1-8e38-4ea1-9a5d-c2a56c7044c6/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-91.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06d09a1-8e38-4ea1-9a5d-c2a56c7044c6/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06d09a1-8e38-4ea1-9a5d-c2a56c7044c6/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 784442b0c608bbc74979bd9b7336041939911661e9c3eea52145619e5aa6f929 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:32:16,460 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:32:16,590 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06d09a1-8e38-4ea1-9a5d-c2a56c7044c6/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 20:32:16,596 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:32:16,597 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 20:32:16,641 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:32:16,641 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 20:32:16,642 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 20:32:16,643 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:32:16,648 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 20:32:16,649 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 20:32:16,649 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 20:32:16,650 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 20:32:16,652 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 20:32:16,652 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 20:32:16,653 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 20:32:16,656 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:32:16,657 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:32:16,657 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:32:16,658 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:32:16,659 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:32:16,659 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:32:16,660 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:32:16,660 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:32:16,661 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:32:16,661 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:32:16,661 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:32:16,662 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:32:16,662 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:32:16,663 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:32:16,664 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:32:16,664 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 20:32:16,664 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 20:32:16,665 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 20:32:16,665 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:32:16,665 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:32:16,665 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:32:16,665 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:32:16,666 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:32:16,666 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:32:16,666 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 20:32:16,667 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:32:16,667 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 20:32:16,667 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:32:16,668 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_b06d09a1-8e38-4ea1-9a5d-c2a56c7044c6/bin/utaipan-verify-mE87zJ7Ire/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06d09a1-8e38-4ea1-9a5d-c2a56c7044c6/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 784442b0c608bbc74979bd9b7336041939911661e9c3eea52145619e5aa6f929 [2023-11-23 20:32:17,089 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:32:17,122 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:32:17,128 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:32:17,130 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:32:17,130 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:32:17,132 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06d09a1-8e38-4ea1-9a5d-c2a56c7044c6/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-91.i [2023-11-23 20:32:20,718 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:32:21,100 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:32:21,101 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06d09a1-8e38-4ea1-9a5d-c2a56c7044c6/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-91.i [2023-11-23 20:32:21,115 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06d09a1-8e38-4ea1-9a5d-c2a56c7044c6/bin/utaipan-verify-mE87zJ7Ire/data/30d46c5cf/aee3ed33bb7c4d299cd58d01de79c71b/FLAG015c2270d [2023-11-23 20:32:21,142 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06d09a1-8e38-4ea1-9a5d-c2a56c7044c6/bin/utaipan-verify-mE87zJ7Ire/data/30d46c5cf/aee3ed33bb7c4d299cd58d01de79c71b [2023-11-23 20:32:21,150 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:32:21,153 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:32:21,157 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:32:21,158 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:32:21,167 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:32:21,168 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:32:21" (1/1) ... [2023-11-23 20:32:21,169 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e8ff727 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:21, skipping insertion in model container [2023-11-23 20:32:21,169 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:32:21" (1/1) ... [2023-11-23 20:32:21,226 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:32:21,418 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_b06d09a1-8e38-4ea1-9a5d-c2a56c7044c6/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-91.i[919,932] [2023-11-23 20:32:21,584 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:32:21,615 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:32:21,635 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_b06d09a1-8e38-4ea1-9a5d-c2a56c7044c6/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-91.i[919,932] [2023-11-23 20:32:21,698 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:32:21,724 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:32:21,725 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:21 WrapperNode [2023-11-23 20:32:21,725 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:32:21,727 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:32:21,727 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:32:21,728 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:32:21,738 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:21" (1/1) ... [2023-11-23 20:32:21,758 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:21" (1/1) ... [2023-11-23 20:32:21,840 INFO L138 Inliner]: procedures = 27, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 212 [2023-11-23 20:32:21,840 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:32:21,841 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:32:21,841 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:32:21,841 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:32:21,855 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:21" (1/1) ... [2023-11-23 20:32:21,856 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:21" (1/1) ... [2023-11-23 20:32:21,868 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:21" (1/1) ... [2023-11-23 20:32:21,872 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:21" (1/1) ... [2023-11-23 20:32:21,894 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:21" (1/1) ... [2023-11-23 20:32:21,923 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:21" (1/1) ... [2023-11-23 20:32:21,926 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:21" (1/1) ... [2023-11-23 20:32:21,929 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:21" (1/1) ... [2023-11-23 20:32:21,939 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:32:21,940 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:32:21,941 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:32:21,941 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:32:21,942 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:21" (1/1) ... [2023-11-23 20:32:21,948 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:32:21,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06d09a1-8e38-4ea1-9a5d-c2a56c7044c6/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:32:21,981 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06d09a1-8e38-4ea1-9a5d-c2a56c7044c6/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 20:32:22,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06d09a1-8e38-4ea1-9a5d-c2a56c7044c6/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 20:32:22,034 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:32:22,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:32:22,034 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:32:22,034 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:32:22,035 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:32:22,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:32:22,199 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:32:22,204 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:32:27,748 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:32:27,855 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:32:27,856 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:32:27,857 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:32:27 BoogieIcfgContainer [2023-11-23 20:32:27,857 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:32:27,860 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 20:32:27,861 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 20:32:27,865 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 20:32:27,883 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 08:32:21" (1/3) ... [2023-11-23 20:32:27,884 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d284b9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:32:27, skipping insertion in model container [2023-11-23 20:32:27,885 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:21" (2/3) ... [2023-11-23 20:32:27,888 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d284b9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:32:27, skipping insertion in model container [2023-11-23 20:32:27,890 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:32:27" (3/3) ... [2023-11-23 20:32:27,892 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-91.i [2023-11-23 20:32:27,917 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 20:32:27,918 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 20:32:28,000 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 20:32:28,010 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;@717227a1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 20:32:28,010 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 20:32:28,017 INFO L276 IsEmpty]: Start isEmpty. Operand has 88 states, 53 states have (on average 1.4339622641509433) internal successors, (76), 54 states have internal predecessors, (76), 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) [2023-11-23 20:32:28,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2023-11-23 20:32:28,052 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:32:28,053 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, 1, 1, 1] [2023-11-23 20:32:28,054 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:32:28,062 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:32:28,063 INFO L85 PathProgramCache]: Analyzing trace with hash -1549900010, now seen corresponding path program 1 times [2023-11-23 20:32:28,084 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:32:28,084 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1122667721] [2023-11-23 20:32:28,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:32:28,086 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:32:28,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06d09a1-8e38-4ea1-9a5d-c2a56c7044c6/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:32:28,087 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06d09a1-8e38-4ea1-9a5d-c2a56c7044c6/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 20:32:28,094 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06d09a1-8e38-4ea1-9a5d-c2a56c7044c6/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-23 20:32:28,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:32:28,903 INFO L262 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:32:28,918 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:32:28,976 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 398 proven. 0 refuted. 0 times theorem prover too weak. 1586 trivial. 0 not checked. [2023-11-23 20:32:28,977 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 20:32:28,978 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:32:28,978 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1122667721] [2023-11-23 20:32:28,979 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1122667721] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:32:28,979 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 20:32:28,979 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 20:32:28,981 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2030073767] [2023-11-23 20:32:28,982 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:32:29,001 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 20:32:29,002 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:32:29,034 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 20:32:29,034 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 20:32:29,037 INFO L87 Difference]: Start difference. First operand has 88 states, 53 states have (on average 1.4339622641509433) internal successors, (76), 54 states have internal predecessors, (76), 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 25.0) internal successors, (50), 2 states have internal predecessors, (50), 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) [2023-11-23 20:32:29,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:32:29,381 INFO L93 Difference]: Finished difference Result 173 states and 310 transitions. [2023-11-23 20:32:29,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 20:32:29,394 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (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 203 [2023-11-23 20:32:29,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:32:29,402 INFO L225 Difference]: With dead ends: 173 [2023-11-23 20:32:29,403 INFO L226 Difference]: Without dead ends: 86 [2023-11-23 20:32:29,410 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 202 GetRequests, 202 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 20:32:29,416 INFO L413 NwaCegarLoop]: 131 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 131 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-23 20:32:29,418 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 131 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-23 20:32:29,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2023-11-23 20:32:29,463 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2023-11-23 20:32:29,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 52 states have (on average 1.3461538461538463) internal successors, (70), 52 states have internal predecessors, (70), 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) [2023-11-23 20:32:29,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 134 transitions. [2023-11-23 20:32:29,473 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 134 transitions. Word has length 203 [2023-11-23 20:32:29,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:32:29,474 INFO L495 AbstractCegarLoop]: Abstraction has 86 states and 134 transitions. [2023-11-23 20:32:29,474 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (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) [2023-11-23 20:32:29,475 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 134 transitions. [2023-11-23 20:32:29,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2023-11-23 20:32:29,480 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:32:29,480 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, 1, 1, 1, 1] [2023-11-23 20:32:29,493 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06d09a1-8e38-4ea1-9a5d-c2a56c7044c6/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-23 20:32:29,683 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06d09a1-8e38-4ea1-9a5d-c2a56c7044c6/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:32:29,683 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:32:29,684 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:32:29,684 INFO L85 PathProgramCache]: Analyzing trace with hash 714611366, now seen corresponding path program 1 times [2023-11-23 20:32:29,685 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:32:29,687 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [784768027] [2023-11-23 20:32:29,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:32:29,687 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:32:29,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06d09a1-8e38-4ea1-9a5d-c2a56c7044c6/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:32:29,689 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06d09a1-8e38-4ea1-9a5d-c2a56c7044c6/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 20:32:29,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06d09a1-8e38-4ea1-9a5d-c2a56c7044c6/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-23 20:32:30,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:32:30,345 INFO L262 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:32:30,368 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:32:31,647 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 981 proven. 36 refuted. 0 times theorem prover too weak. 967 trivial. 0 not checked. [2023-11-23 20:32:31,648 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 20:32:32,618 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 57 proven. 36 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2023-11-23 20:32:32,619 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:32:32,619 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [784768027] [2023-11-23 20:32:32,619 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [784768027] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 20:32:32,620 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1988972362] [2023-11-23 20:32:32,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:32:32,620 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 20:32:32,620 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06d09a1-8e38-4ea1-9a5d-c2a56c7044c6/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 20:32:32,653 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06d09a1-8e38-4ea1-9a5d-c2a56c7044c6/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 20:32:32,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06d09a1-8e38-4ea1-9a5d-c2a56c7044c6/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-23 20:32:33,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:32:33,390 INFO L262 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:32:33,398 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:32:33,488 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-23 20:32:33,488 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 20:32:33,489 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1988972362] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:32:33,489 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-23 20:32:33,490 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6, 6] total 8 [2023-11-23 20:32:33,491 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1978870109] [2023-11-23 20:32:33,491 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:32:33,493 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 20:32:33,493 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:32:33,495 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 20:32:33,495 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-23 20:32:33,496 INFO L87 Difference]: Start difference. First operand 86 states and 134 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (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) [2023-11-23 20:32:34,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:32:34,330 INFO L93 Difference]: Finished difference Result 253 states and 394 transitions. [2023-11-23 20:32:34,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 20:32:34,331 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (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 204 [2023-11-23 20:32:34,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:32:34,360 INFO L225 Difference]: With dead ends: 253 [2023-11-23 20:32:34,360 INFO L226 Difference]: Without dead ends: 168 [2023-11-23 20:32:34,363 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 609 GetRequests, 601 SyntacticMatches, 2 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-23 20:32:34,365 INFO L413 NwaCegarLoop]: 250 mSDtfsCounter, 124 mSDsluCounter, 120 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 124 SdHoareTripleChecker+Valid, 370 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-11-23 20:32:34,366 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [124 Valid, 370 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-11-23 20:32:34,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168 states. [2023-11-23 20:32:34,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168 to 158. [2023-11-23 20:32:34,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 158 states, 91 states have (on average 1.2747252747252746) internal successors, (116), 91 states have internal predecessors, (116), 64 states have call successors, (64), 2 states have call predecessors, (64), 2 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2023-11-23 20:32:34,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 244 transitions. [2023-11-23 20:32:34,468 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 244 transitions. Word has length 204 [2023-11-23 20:32:34,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:32:34,471 INFO L495 AbstractCegarLoop]: Abstraction has 158 states and 244 transitions. [2023-11-23 20:32:34,472 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (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) [2023-11-23 20:32:34,472 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 244 transitions. [2023-11-23 20:32:34,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-11-23 20:32:34,488 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:32:34,488 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, 1, 1, 1, 1, 1] [2023-11-23 20:32:34,506 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06d09a1-8e38-4ea1-9a5d-c2a56c7044c6/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-23 20:32:34,703 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06d09a1-8e38-4ea1-9a5d-c2a56c7044c6/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2023-11-23 20:32:34,898 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06d09a1-8e38-4ea1-9a5d-c2a56c7044c6/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06d09a1-8e38-4ea1-9a5d-c2a56c7044c6/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt [2023-11-23 20:32:34,899 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:32:34,900 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:32:34,901 INFO L85 PathProgramCache]: Analyzing trace with hash 12186076, now seen corresponding path program 1 times [2023-11-23 20:32:34,902 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:32:34,902 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1929007386] [2023-11-23 20:32:34,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:32:34,903 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:32:34,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06d09a1-8e38-4ea1-9a5d-c2a56c7044c6/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:32:34,905 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06d09a1-8e38-4ea1-9a5d-c2a56c7044c6/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 20:32:34,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06d09a1-8e38-4ea1-9a5d-c2a56c7044c6/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-23 20:32:35,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:32:35,594 INFO L262 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:32:35,601 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:32:36,829 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 981 proven. 36 refuted. 0 times theorem prover too weak. 967 trivial. 0 not checked. [2023-11-23 20:32:36,830 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 20:32:37,790 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 57 proven. 36 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2023-11-23 20:32:37,790 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:32:37,790 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1929007386] [2023-11-23 20:32:37,791 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1929007386] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 20:32:37,791 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [897557655] [2023-11-23 20:32:37,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:32:37,792 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 20:32:37,792 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06d09a1-8e38-4ea1-9a5d-c2a56c7044c6/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 20:32:37,796 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06d09a1-8e38-4ea1-9a5d-c2a56c7044c6/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 20:32:37,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06d09a1-8e38-4ea1-9a5d-c2a56c7044c6/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-23 20:32:38,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:32:38,580 INFO L262 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:32:38,587 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:32:38,774 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-23 20:32:38,774 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 20:32:38,774 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [897557655] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:32:38,775 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-23 20:32:38,775 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [6, 6] total 8 [2023-11-23 20:32:38,776 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [69669724] [2023-11-23 20:32:38,776 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:32:38,777 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-23 20:32:38,778 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:32:38,779 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-23 20:32:38,779 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-23 20:32:38,780 INFO L87 Difference]: Start difference. First operand 158 states and 244 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (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) [2023-11-23 20:32:39,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:32:39,861 INFO L93 Difference]: Finished difference Result 424 states and 653 transitions. [2023-11-23 20:32:39,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-23 20:32:39,862 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (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 205 [2023-11-23 20:32:39,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:32:39,868 INFO L225 Difference]: With dead ends: 424 [2023-11-23 20:32:39,868 INFO L226 Difference]: Without dead ends: 267 [2023-11-23 20:32:39,871 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 614 GetRequests, 605 SyntacticMatches, 2 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2023-11-23 20:32:39,873 INFO L413 NwaCegarLoop]: 240 mSDtfsCounter, 239 mSDsluCounter, 312 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 239 SdHoareTripleChecker+Valid, 552 SdHoareTripleChecker+Invalid, 79 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-11-23 20:32:39,873 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [239 Valid, 552 Invalid, 79 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-11-23 20:32:39,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 267 states. [2023-11-23 20:32:39,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 267 to 245. [2023-11-23 20:32:39,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 245 states, 140 states have (on average 1.2642857142857142) internal successors, (177), 142 states have internal predecessors, (177), 100 states have call successors, (100), 4 states have call predecessors, (100), 4 states have return successors, (100), 98 states have call predecessors, (100), 100 states have call successors, (100) [2023-11-23 20:32:39,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 245 states and 377 transitions. [2023-11-23 20:32:39,924 INFO L78 Accepts]: Start accepts. Automaton has 245 states and 377 transitions. Word has length 205 [2023-11-23 20:32:39,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:32:39,925 INFO L495 AbstractCegarLoop]: Abstraction has 245 states and 377 transitions. [2023-11-23 20:32:39,926 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (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) [2023-11-23 20:32:39,926 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 377 transitions. [2023-11-23 20:32:39,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-11-23 20:32:39,929 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:32:39,930 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, 1, 1, 1, 1, 1] [2023-11-23 20:32:39,947 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06d09a1-8e38-4ea1-9a5d-c2a56c7044c6/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2023-11-23 20:32:40,152 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06d09a1-8e38-4ea1-9a5d-c2a56c7044c6/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2023-11-23 20:32:40,344 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06d09a1-8e38-4ea1-9a5d-c2a56c7044c6/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06d09a1-8e38-4ea1-9a5d-c2a56c7044c6/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt [2023-11-23 20:32:40,345 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:32:40,345 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:32:40,346 INFO L85 PathProgramCache]: Analyzing trace with hash -1962080419, now seen corresponding path program 1 times [2023-11-23 20:32:40,347 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:32:40,347 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [883836928] [2023-11-23 20:32:40,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:32:40,347 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:32:40,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06d09a1-8e38-4ea1-9a5d-c2a56c7044c6/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:32:40,350 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06d09a1-8e38-4ea1-9a5d-c2a56c7044c6/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 20:32:40,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06d09a1-8e38-4ea1-9a5d-c2a56c7044c6/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2023-11-23 20:32:41,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:32:41,161 INFO L262 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 27 conjunts are in the unsatisfiable core [2023-11-23 20:32:41,170 INFO L285 TraceCheckSpWp]: Computing forward predicates...