./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-14.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85995b10-30fa-49ef-87bf-01752089b156/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85995b10-30fa-49ef-87bf-01752089b156/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85995b10-30fa-49ef-87bf-01752089b156/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85995b10-30fa-49ef-87bf-01752089b156/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-14.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85995b10-30fa-49ef-87bf-01752089b156/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85995b10-30fa-49ef-87bf-01752089b156/bin/utaipan-verify-SwPr7d2a91 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a72044eca37c9344cf7356219da330f9c945a1c22555364502c74c325db2c27b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-25 00:01:17,082 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-25 00:01:17,152 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85995b10-30fa-49ef-87bf-01752089b156/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-25 00:01:17,158 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-25 00:01:17,159 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-25 00:01:17,188 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-25 00:01:17,189 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-25 00:01:17,190 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-25 00:01:17,191 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-25 00:01:17,191 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-25 00:01:17,192 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-25 00:01:17,193 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-25 00:01:17,193 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-25 00:01:17,194 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-25 00:01:17,195 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-25 00:01:17,195 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-25 00:01:17,196 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-25 00:01:17,196 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-25 00:01:17,197 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-25 00:01:17,198 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-25 00:01:17,198 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-25 00:01:17,199 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-25 00:01:17,200 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-25 00:01:17,200 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-25 00:01:17,200 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-25 00:01:17,201 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-25 00:01:17,201 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-25 00:01:17,202 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-25 00:01:17,202 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-25 00:01:17,203 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-25 00:01:17,203 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-25 00:01:17,204 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-25 00:01:17,204 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-25 00:01:17,205 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-25 00:01:17,205 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-25 00:01:17,206 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-25 00:01:17,206 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-25 00:01:17,207 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:01:17,207 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-25 00:01:17,208 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-25 00:01:17,208 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-25 00:01:17,209 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-25 00:01:17,209 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-25 00:01:17,210 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-25 00:01:17,210 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-25 00:01:17,211 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-25 00:01:17,211 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-25 00:01:17,212 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_85995b10-30fa-49ef-87bf-01752089b156/bin/utaipan-verify-SwPr7d2a91/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85995b10-30fa-49ef-87bf-01752089b156/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a72044eca37c9344cf7356219da330f9c945a1c22555364502c74c325db2c27b [2023-11-25 00:01:17,447 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-25 00:01:17,469 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-25 00:01:17,471 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-25 00:01:17,473 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-25 00:01:17,473 INFO L274 PluginConnector]: CDTParser initialized [2023-11-25 00:01:17,475 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85995b10-30fa-49ef-87bf-01752089b156/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-14.i [2023-11-25 00:01:20,649 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-25 00:01:20,956 INFO L384 CDTParser]: Found 1 translation units. [2023-11-25 00:01:20,956 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85995b10-30fa-49ef-87bf-01752089b156/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-14.i [2023-11-25 00:01:20,971 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85995b10-30fa-49ef-87bf-01752089b156/bin/utaipan-verify-SwPr7d2a91/data/921e9e356/2d9bbd5acb624e4892ab5f9cde1cff15/FLAG129d9d9a7 [2023-11-25 00:01:20,988 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85995b10-30fa-49ef-87bf-01752089b156/bin/utaipan-verify-SwPr7d2a91/data/921e9e356/2d9bbd5acb624e4892ab5f9cde1cff15 [2023-11-25 00:01:20,996 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-25 00:01:20,998 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-25 00:01:21,001 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-25 00:01:21,002 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-25 00:01:21,007 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-25 00:01:21,008 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:01:20" (1/1) ... [2023-11-25 00:01:21,010 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f5ba0cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:21, skipping insertion in model container [2023-11-25 00:01:21,010 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:01:20" (1/1) ... [2023-11-25 00:01:21,064 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-25 00:01:21,263 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_85995b10-30fa-49ef-87bf-01752089b156/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-14.i[916,929] [2023-11-25 00:01:21,402 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:01:21,418 INFO L202 MainTranslator]: Completed pre-run [2023-11-25 00:01:21,443 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_85995b10-30fa-49ef-87bf-01752089b156/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-14.i[916,929] [2023-11-25 00:01:21,492 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:01:21,510 INFO L206 MainTranslator]: Completed translation [2023-11-25 00:01:21,511 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:21 WrapperNode [2023-11-25 00:01:21,511 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-25 00:01:21,512 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-25 00:01:21,513 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-25 00:01:21,513 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-25 00:01:21,521 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:21" (1/1) ... [2023-11-25 00:01:21,535 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:21" (1/1) ... [2023-11-25 00:01:21,625 INFO L138 Inliner]: procedures = 26, calls = 44, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 279 [2023-11-25 00:01:21,626 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-25 00:01:21,626 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-25 00:01:21,626 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-25 00:01:21,627 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-25 00:01:21,635 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:21" (1/1) ... [2023-11-25 00:01:21,635 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:21" (1/1) ... [2023-11-25 00:01:21,642 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:21" (1/1) ... [2023-11-25 00:01:21,642 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:21" (1/1) ... [2023-11-25 00:01:21,670 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:21" (1/1) ... [2023-11-25 00:01:21,674 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:21" (1/1) ... [2023-11-25 00:01:21,679 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:21" (1/1) ... [2023-11-25 00:01:21,683 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:21" (1/1) ... [2023-11-25 00:01:21,698 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-25 00:01:21,708 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-25 00:01:21,709 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-25 00:01:21,709 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-25 00:01:21,710 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:21" (1/1) ... [2023-11-25 00:01:21,717 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:01:21,730 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85995b10-30fa-49ef-87bf-01752089b156/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:01:21,743 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85995b10-30fa-49ef-87bf-01752089b156/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-25 00:01:21,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85995b10-30fa-49ef-87bf-01752089b156/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-25 00:01:21,785 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-25 00:01:21,785 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-25 00:01:21,785 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-25 00:01:21,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-25 00:01:21,787 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-25 00:01:21,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-25 00:01:21,918 INFO L241 CfgBuilder]: Building ICFG [2023-11-25 00:01:21,921 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-25 00:01:22,726 INFO L282 CfgBuilder]: Performing block encoding [2023-11-25 00:01:23,212 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-25 00:01:23,212 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-25 00:01:23,214 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:01:23 BoogieIcfgContainer [2023-11-25 00:01:23,215 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-25 00:01:23,218 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-25 00:01:23,219 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-25 00:01:23,223 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-25 00:01:23,223 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 12:01:20" (1/3) ... [2023-11-25 00:01:23,224 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2febf512 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:01:23, skipping insertion in model container [2023-11-25 00:01:23,225 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:21" (2/3) ... [2023-11-25 00:01:23,226 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2febf512 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:01:23, skipping insertion in model container [2023-11-25 00:01:23,227 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:01:23" (3/3) ... [2023-11-25 00:01:23,228 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-14.i [2023-11-25 00:01:23,252 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-25 00:01:23,253 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-25 00:01:23,321 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-25 00:01:23,330 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;@4f19cc49, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-25 00:01:23,332 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-25 00:01:23,336 INFO L276 IsEmpty]: Start isEmpty. Operand has 56 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 23 states have internal predecessors, (25), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2023-11-25 00:01:23,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2023-11-25 00:01:23,354 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:01:23,355 INFO L195 NwaCegarLoop]: trace histogram [31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:01:23,356 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:01:23,363 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:01:23,364 INFO L85 PathProgramCache]: Analyzing trace with hash -90184645, now seen corresponding path program 1 times [2023-11-25 00:01:23,375 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-25 00:01:23,375 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [137836264] [2023-11-25 00:01:23,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:01:23,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-25 00:01:23,651 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-25 00:01:23,652 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1408540767] [2023-11-25 00:01:23,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:01:23,653 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-25 00:01:23,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85995b10-30fa-49ef-87bf-01752089b156/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:01:23,660 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85995b10-30fa-49ef-87bf-01752089b156/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-25 00:01:23,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85995b10-30fa-49ef-87bf-01752089b156/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-25 00:01:25,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-25 00:01:25,517 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-25 00:01:50,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-25 00:01:50,265 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-25 00:01:50,268 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-25 00:01:50,270 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-25 00:01:50,301 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85995b10-30fa-49ef-87bf-01752089b156/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-25 00:01:50,486 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85995b10-30fa-49ef-87bf-01752089b156/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-25 00:01:50,489 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-25 00:01:50,493 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-25 00:01:50,675 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 12:01:50 BoogieIcfgContainer [2023-11-25 00:01:50,675 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-25 00:01:50,677 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-25 00:01:50,677 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-25 00:01:50,677 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-25 00:01:50,678 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:01:23" (3/4) ... [2023-11-25 00:01:50,683 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-25 00:01:50,685 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-25 00:01:50,687 INFO L158 Benchmark]: Toolchain (without parser) took 29688.16ms. Allocated memory was 153.1MB in the beginning and 199.2MB in the end (delta: 46.1MB). Free memory was 106.4MB in the beginning and 97.8MB in the end (delta: 8.6MB). Peak memory consumption was 56.9MB. Max. memory is 16.1GB. [2023-11-25 00:01:50,688 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 153.1MB. Free memory is still 100.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-25 00:01:50,689 INFO L158 Benchmark]: CACSL2BoogieTranslator took 510.24ms. Allocated memory is still 153.1MB. Free memory was 105.8MB in the beginning and 89.6MB in the end (delta: 16.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-25 00:01:50,690 INFO L158 Benchmark]: Boogie Procedure Inliner took 113.33ms. Allocated memory is still 153.1MB. Free memory was 89.6MB in the beginning and 83.3MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-25 00:01:50,695 INFO L158 Benchmark]: Boogie Preprocessor took 81.27ms. Allocated memory is still 153.1MB. Free memory was 83.3MB in the beginning and 80.1MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-25 00:01:50,697 INFO L158 Benchmark]: RCFGBuilder took 1506.26ms. Allocated memory was 153.1MB in the beginning and 199.2MB in the end (delta: 46.1MB). Free memory was 80.1MB in the beginning and 69.5MB in the end (delta: 10.5MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2023-11-25 00:01:50,698 INFO L158 Benchmark]: TraceAbstraction took 27457.15ms. Allocated memory is still 199.2MB. Free memory was 68.7MB in the beginning and 98.8MB in the end (delta: -30.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-25 00:01:50,698 INFO L158 Benchmark]: Witness Printer took 8.37ms. Allocated memory is still 199.2MB. Free memory was 98.8MB in the beginning and 97.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-25 00:01:50,707 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 153.1MB. Free memory is still 100.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 510.24ms. Allocated memory is still 153.1MB. Free memory was 105.8MB in the beginning and 89.6MB in the end (delta: 16.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 113.33ms. Allocated memory is still 153.1MB. Free memory was 89.6MB in the beginning and 83.3MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 81.27ms. Allocated memory is still 153.1MB. Free memory was 83.3MB in the beginning and 80.1MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1506.26ms. Allocated memory was 153.1MB in the beginning and 199.2MB in the end (delta: 46.1MB). Free memory was 80.1MB in the beginning and 69.5MB in the end (delta: 10.5MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. * TraceAbstraction took 27457.15ms. Allocated memory is still 199.2MB. Free memory was 68.7MB in the beginning and 98.8MB in the end (delta: -30.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 8.37ms. Allocated memory is still 199.2MB. Free memory was 98.8MB in the beginning and 97.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of shiftLeft at line 128, overapproximation of someBinaryArithmeticDOUBLEoperation at line 131, overapproximation of someBinaryFLOATComparisonOperation at line 118, overapproximation of bitwiseOr at line 103, overapproximation of someUnaryDOUBLEoperation at line 51, overapproximation of bitwiseAnd at line 130, overapproximation of someBinaryDOUBLEComparisonOperation at line 66. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 16; [L23] unsigned long int var_1_4 = 4042214920; [L24] signed char var_1_6 = -50; [L25] signed char var_1_8 = -4; [L26] unsigned char var_1_9 = 0; [L27] unsigned char var_1_10 = 0; [L28] unsigned char var_1_11 = 0; [L29] unsigned char var_1_12 = 0; [L30] signed long int var_1_13 = 128; [L31] signed char var_1_14 = -32; [L32] signed char var_1_15 = 0; [L33] signed long int var_1_16 = 128; [L34] unsigned short int var_1_17 = 4; [L35] unsigned char var_1_20 = 64; [L36] unsigned char var_1_22 = 16; [L37] unsigned char var_1_23 = 0; [L38] unsigned char var_1_24 = 1; [L39] unsigned char var_1_26 = 1; [L40] unsigned char var_1_27 = 128; [L41] unsigned char var_1_28 = 128; [L42] signed char var_1_29 = 64; [L43] signed char var_1_30 = 64; [L44] double var_1_31 = 63.75; [L45] unsigned long int var_1_32 = 5; [L46] double var_1_33 = 8.6; [L47] double var_1_34 = 2.25; [L48] unsigned long int var_1_35 = 2195589809; [L49] signed long int var_1_36 = -256; [L50] double var_1_37 = 0.88; [L51] float var_1_38 = -0.2; [L52] unsigned long int last_1_var_1_1 = 16; [L53] unsigned char last_1_var_1_9 = 0; [L54] unsigned char last_1_var_1_20 = 64; [L55] unsigned char last_1_var_1_27 = 128; [L56] double last_1_var_1_31 = 63.75; [L205] isInitial = 1 [L206] FCALL initially() [L207] COND TRUE 1 [L208] CALL updateLastVariables() [L194] last_1_var_1_1 = var_1_1 [L195] last_1_var_1_9 = var_1_9 [L196] last_1_var_1_20 = var_1_20 [L197] last_1_var_1_27 = var_1_27 [L198] last_1_var_1_31 = var_1_31 [L208] RET updateLastVariables() [L209] CALL updateVariables() [L145] var_1_4 = __VERIFIER_nondet_ulong() [L146] CALL assume_abort_if_not(var_1_4 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=-4, var_1_9=0] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_4 >= 2147483647) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=-4, var_1_9=0] [L147] CALL assume_abort_if_not(var_1_4 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=-4, var_1_9=0] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_4 <= 4294967294) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=-4, var_1_9=0] [L148] var_1_8 = __VERIFIER_nondet_char() [L149] CALL assume_abort_if_not(var_1_8 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_8 >= -127) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L150] CALL assume_abort_if_not(var_1_8 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_8 <= 126) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L151] var_1_10 = __VERIFIER_nondet_uchar() [L152] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L153] CALL assume_abort_if_not(var_1_10 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_10 <= 0) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L154] var_1_11 = __VERIFIER_nondet_uchar() [L155] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L156] CALL assume_abort_if_not(var_1_11 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_11 <= 0) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L157] var_1_12 = __VERIFIER_nondet_uchar() [L158] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L159] CALL assume_abort_if_not(var_1_12 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_12 <= 0) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L160] var_1_13 = __VERIFIER_nondet_long() [L161] CALL assume_abort_if_not(var_1_13 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_13 >= -2147483648) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L162] CALL assume_abort_if_not(var_1_13 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_13 <= 2147483647) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L163] CALL assume_abort_if_not(var_1_13 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_13 != 0) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L164] var_1_15 = __VERIFIER_nondet_char() [L165] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L166] CALL assume_abort_if_not(var_1_15 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_15 <= 126) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L167] var_1_22 = __VERIFIER_nondet_uchar() [L168] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L169] CALL assume_abort_if_not(var_1_22 <= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=0, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_22 <= 64) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=0, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L170] var_1_23 = __VERIFIER_nondet_uchar() [L171] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L172] CALL assume_abort_if_not(var_1_23 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=0, var_1_23=63, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_23 <= 63) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=0, var_1_23=63, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L173] var_1_26 = __VERIFIER_nondet_uchar() [L174] CALL assume_abort_if_not(var_1_26 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=0, var_1_23=63, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_26 >= 1) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=0, var_1_23=63, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L175] CALL assume_abort_if_not(var_1_26 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=0, var_1_23=63, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_26 <= 1) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=0, var_1_23=63, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L176] var_1_28 = __VERIFIER_nondet_uchar() [L177] CALL assume_abort_if_not(var_1_28 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=0, var_1_23=63, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=131, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_28 >= 127) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=0, var_1_23=63, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=131, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L178] CALL assume_abort_if_not(var_1_28 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=0, var_1_23=63, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=131, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_28 <= 254) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=0, var_1_23=63, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=131, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L179] var_1_30 = __VERIFIER_nondet_char() [L180] CALL assume_abort_if_not(var_1_30 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=0, var_1_23=63, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=131, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_30 >= 63) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=0, var_1_23=63, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=131, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L181] CALL assume_abort_if_not(var_1_30 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=0, var_1_23=63, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=131, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_30 <= 126) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=0, var_1_23=63, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=131, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L182] var_1_32 = __VERIFIER_nondet_ulong() [L183] CALL assume_abort_if_not(var_1_32 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=0, var_1_23=63, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=131, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_32 >= 0) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=0, var_1_23=63, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=131, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L184] CALL assume_abort_if_not(var_1_32 <= 23) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=0, var_1_23=63, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=131, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=1, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_32 <= 23) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=0, var_1_23=63, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=131, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=1, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L185] var_1_33 = __VERIFIER_nondet_double() [L186] CALL assume_abort_if_not((var_1_33 >= 0.0F && var_1_33 <= -1.0e-20F) || (var_1_33 <= 9223372.036854765600e+12F && var_1_33 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=0, var_1_23=63, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=131, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=1, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not((var_1_33 >= 0.0F && var_1_33 <= -1.0e-20F) || (var_1_33 <= 9223372.036854765600e+12F && var_1_33 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=0, var_1_23=63, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=131, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=1, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L187] var_1_34 = __VERIFIER_nondet_double() [L188] CALL assume_abort_if_not((var_1_34 >= 0.0F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 9223372.036854765600e+12F && var_1_34 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=0, var_1_23=63, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=131, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=1, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not((var_1_34 >= 0.0F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 9223372.036854765600e+12F && var_1_34 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=0, var_1_23=63, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=131, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=1, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L189] var_1_35 = __VERIFIER_nondet_ulong() [L190] CALL assume_abort_if_not(var_1_35 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=0, var_1_23=63, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=131, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=1, var_1_35=4294966468, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L20] COND FALSE !(!cond) [L190] RET assume_abort_if_not(var_1_35 >= 2147483647) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=0, var_1_23=63, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=131, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=1, var_1_35=4294966468, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L191] CALL assume_abort_if_not(var_1_35 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=0, var_1_23=63, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=131, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=1, var_1_35=4294966468, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not(var_1_35 <= 4294967295) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=-32, var_1_15=3, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=0, var_1_23=63, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=131, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=1, var_1_35=4294966468, var_1_36=-256, var_1_37=22/25, var_1_4=4294966463, var_1_6=-50, var_1_8=15, var_1_9=0] [L209] RET updateVariables() [L210] CALL step() [L60] unsigned char stepLocal_0 = last_1_var_1_9; [L61] COND TRUE (last_1_var_1_20 > last_1_var_1_1) || stepLocal_0 [L62] var_1_6 = var_1_8 [L66] COND FALSE !(((((last_1_var_1_31) > (last_1_var_1_31)) ? (last_1_var_1_31) : (last_1_var_1_31))) < 1.85) [L69] COND FALSE !((((((var_1_4 / var_1_13)) < (last_1_var_1_27)) ? ((var_1_4 / var_1_13)) : (last_1_var_1_27))) < ((((var_1_22) < (500u)) ? (var_1_22) : (500u)))) [L72] COND TRUE var_1_8 >= -16 [L73] var_1_29 = (var_1_22 - (var_1_30 - var_1_23)) [L77] var_1_36 = var_1_32 [L78] var_1_37 = var_1_34 [L79] var_1_38 = var_1_33 [L80] COND TRUE var_1_36 >= var_1_36 [L81] var_1_1 = (var_1_4 - var_1_20) [L89] COND FALSE !(var_1_4 < var_1_1) [L96] var_1_14 = var_1_15 [L98] signed char stepLocal_2 = var_1_14; [L99] unsigned char stepLocal_1 = var_1_20; [L100] COND FALSE !((2 << 1u) > stepLocal_1) [L103] EXPR (5 - var_1_27) ^ (var_1_20 / var_1_13) [L103] COND TRUE stepLocal_2 <= ((5 - var_1_27) ^ (var_1_20 / var_1_13)) [L104] var_1_9 = var_1_10 [L109] COND TRUE var_1_29 != (var_1_13 / -16) [L110] COND TRUE var_1_1 > (256u * var_1_14) [L111] var_1_16 = var_1_6 [L116] unsigned char stepLocal_3 = var_1_11; [L117] COND TRUE stepLocal_3 || (var_1_16 < var_1_20) [L118] COND TRUE var_1_38 < ((((- var_1_38) < 0 ) ? -(- var_1_38) : (- var_1_38))) [L119] var_1_17 = var_1_15 [L128] EXPR 256 << ((((var_1_32) < 0 ) ? -(var_1_32) : (var_1_32))) [L128] signed long int stepLocal_6 = 256 << ((((var_1_32) < 0 ) ? -(var_1_32) : (var_1_32))); [L129] unsigned long int stepLocal_5 = var_1_35 - (var_1_17 + var_1_15); [L130] EXPR var_1_13 & var_1_8 [L130] COND FALSE !((var_1_13 & var_1_8) > stepLocal_6) [L133] COND FALSE !(var_1_4 <= stepLocal_5) [L137] unsigned char stepLocal_4 = var_1_27; [L138] COND FALSE !((((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))) + (64 * var_1_16)) == stepLocal_4) [L141] var_1_24 = (var_1_12 || var_1_11) [L210] RET step() [L211] CALL, EXPR property() [L201] EXPR (((var_1_36 >= var_1_36) ? (var_1_1 == ((unsigned long int) (var_1_4 - var_1_20))) : (((var_1_36 / 5) <= -64) ? (var_1_1 == ((unsigned long int) var_1_4)) : (var_1_1 == ((unsigned long int) var_1_4)))) && (((last_1_var_1_20 > last_1_var_1_1) || last_1_var_1_9) ? (var_1_6 == ((signed char) var_1_8)) : (var_1_6 == ((signed char) var_1_8)))) && (((2 << 1u) > var_1_20) ? (var_1_9 == ((unsigned char) (var_1_10 || (var_1_11 || var_1_12)))) : ((var_1_14 <= ((5 - var_1_27) ^ (var_1_20 / var_1_13))) ? (var_1_9 == ((unsigned char) var_1_10)) : (var_1_9 == ((unsigned char) 1)))) [L201] EXPR ((2 << 1u) > var_1_20) ? (var_1_9 == ((unsigned char) (var_1_10 || (var_1_11 || var_1_12)))) : ((var_1_14 <= ((5 - var_1_27) ^ (var_1_20 / var_1_13))) ? (var_1_9 == ((unsigned char) var_1_10)) : (var_1_9 == ((unsigned char) 1))) [L201] EXPR (5 - var_1_27) ^ (var_1_20 / var_1_13) [L201] EXPR ((2 << 1u) > var_1_20) ? (var_1_9 == ((unsigned char) (var_1_10 || (var_1_11 || var_1_12)))) : ((var_1_14 <= ((5 - var_1_27) ^ (var_1_20 / var_1_13))) ? (var_1_9 == ((unsigned char) var_1_10)) : (var_1_9 == ((unsigned char) 1))) [L201] EXPR (((var_1_36 >= var_1_36) ? (var_1_1 == ((unsigned long int) (var_1_4 - var_1_20))) : (((var_1_36 / 5) <= -64) ? (var_1_1 == ((unsigned long int) var_1_4)) : (var_1_1 == ((unsigned long int) var_1_4)))) && (((last_1_var_1_20 > last_1_var_1_1) || last_1_var_1_9) ? (var_1_6 == ((signed char) var_1_8)) : (var_1_6 == ((signed char) var_1_8)))) && (((2 << 1u) > var_1_20) ? (var_1_9 == ((unsigned char) (var_1_10 || (var_1_11 || var_1_12)))) : ((var_1_14 <= ((5 - var_1_27) ^ (var_1_20 / var_1_13))) ? (var_1_9 == ((unsigned char) var_1_10)) : (var_1_9 == ((unsigned char) 1)))) [L201] EXPR (((((((((((var_1_36 >= var_1_36) ? (var_1_1 == ((unsigned long int) (var_1_4 - var_1_20))) : (((var_1_36 / 5) <= -64) ? (var_1_1 == ((unsigned long int) var_1_4)) : (var_1_1 == ((unsigned long int) var_1_4)))) && (((last_1_var_1_20 > last_1_var_1_1) || last_1_var_1_9) ? (var_1_6 == ((signed char) var_1_8)) : (var_1_6 == ((signed char) var_1_8)))) && (((2 << 1u) > var_1_20) ? (var_1_9 == ((unsigned char) (var_1_10 || (var_1_11 || var_1_12)))) : ((var_1_14 <= ((5 - var_1_27) ^ (var_1_20 / var_1_13))) ? (var_1_9 == ((unsigned char) var_1_10)) : (var_1_9 == ((unsigned char) 1))))) && ((var_1_4 < var_1_1) ? ((var_1_4 >= var_1_6) ? (var_1_14 == ((signed char) (2 - var_1_15))) : (var_1_14 == ((signed char) var_1_8))) : (var_1_14 == ((signed char) var_1_15)))) && ((var_1_29 != (var_1_13 / -16)) ? ((var_1_1 > (256u * var_1_14)) ? (var_1_16 == ((signed long int) var_1_6)) : (var_1_16 == ((signed long int) var_1_29))) : 1)) && ((var_1_11 || (var_1_16 < var_1_20)) ? ((var_1_38 < ((((- var_1_38) < 0 ) ? -(- var_1_38) : (- var_1_38)))) ? (var_1_17 == ((unsigned short int) var_1_15)) : (var_1_12 ? (var_1_17 == ((unsigned short int) var_1_15)) : 1)) : (var_1_17 == ((unsigned short int) 8)))) && ((((((last_1_var_1_31) > (last_1_var_1_31)) ? (last_1_var_1_31) : (last_1_var_1_31))) < 1.85) ? (var_1_20 == ((unsigned char) ((var_1_22 + var_1_23) + var_1_15))) : 1)) && (((((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))) + (64 * var_1_16)) == var_1_27) ? (var_1_24 == ((unsigned char) (var_1_12 || var_1_26))) : (var_1_24 == ((unsigned char) (var_1_12 || var_1_11))))) && (((((((var_1_4 / var_1_13)) < (last_1_var_1_27)) ? ((var_1_4 / var_1_13)) : (last_1_var_1_27))) < ((((var_1_22) < (500u)) ? (var_1_22) : (500u)))) ? (var_1_27 == ((unsigned char) (var_1_28 - ((((var_1_15) < (var_1_23)) ? (var_1_15) : (var_1_23)))))) : 1)) && ((var_1_8 >= -16) ? (var_1_29 == ((signed char) (var_1_22 - (var_1_30 - var_1_23)))) : (var_1_29 == ((signed char) ((((var_1_23) < (var_1_15)) ? (var_1_23) : (var_1_15))))))) && (((var_1_13 & var_1_8) > (256 << ((((var_1_32) < 0 ) ? -(var_1_32) : (var_1_32))))) ? (var_1_31 == ((double) (var_1_33 - var_1_34))) : ((var_1_4 <= (var_1_35 - (var_1_17 + var_1_15))) ? (var_1_31 == ((double) (var_1_33 - var_1_34))) : 1)) [L201-L202] return ((((((((((((((var_1_36 >= var_1_36) ? (var_1_1 == ((unsigned long int) (var_1_4 - var_1_20))) : (((var_1_36 / 5) <= -64) ? (var_1_1 == ((unsigned long int) var_1_4)) : (var_1_1 == ((unsigned long int) var_1_4)))) && (((last_1_var_1_20 > last_1_var_1_1) || last_1_var_1_9) ? (var_1_6 == ((signed char) var_1_8)) : (var_1_6 == ((signed char) var_1_8)))) && (((2 << 1u) > var_1_20) ? (var_1_9 == ((unsigned char) (var_1_10 || (var_1_11 || var_1_12)))) : ((var_1_14 <= ((5 - var_1_27) ^ (var_1_20 / var_1_13))) ? (var_1_9 == ((unsigned char) var_1_10)) : (var_1_9 == ((unsigned char) 1))))) && ((var_1_4 < var_1_1) ? ((var_1_4 >= var_1_6) ? (var_1_14 == ((signed char) (2 - var_1_15))) : (var_1_14 == ((signed char) var_1_8))) : (var_1_14 == ((signed char) var_1_15)))) && ((var_1_29 != (var_1_13 / -16)) ? ((var_1_1 > (256u * var_1_14)) ? (var_1_16 == ((signed long int) var_1_6)) : (var_1_16 == ((signed long int) var_1_29))) : 1)) && ((var_1_11 || (var_1_16 < var_1_20)) ? ((var_1_38 < ((((- var_1_38) < 0 ) ? -(- var_1_38) : (- var_1_38)))) ? (var_1_17 == ((unsigned short int) var_1_15)) : (var_1_12 ? (var_1_17 == ((unsigned short int) var_1_15)) : 1)) : (var_1_17 == ((unsigned short int) 8)))) && ((((((last_1_var_1_31) > (last_1_var_1_31)) ? (last_1_var_1_31) : (last_1_var_1_31))) < 1.85) ? (var_1_20 == ((unsigned char) ((var_1_22 + var_1_23) + var_1_15))) : 1)) && (((((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))) + (64 * var_1_16)) == var_1_27) ? (var_1_24 == ((unsigned char) (var_1_12 || var_1_26))) : (var_1_24 == ((unsigned char) (var_1_12 || var_1_11))))) && (((((((var_1_4 / var_1_13)) < (last_1_var_1_27)) ? ((var_1_4 / var_1_13)) : (last_1_var_1_27))) < ((((var_1_22) < (500u)) ? (var_1_22) : (500u)))) ? (var_1_27 == ((unsigned char) (var_1_28 - ((((var_1_15) < (var_1_23)) ? (var_1_15) : (var_1_23)))))) : 1)) && ((var_1_8 >= -16) ? (var_1_29 == ((signed char) (var_1_22 - (var_1_30 - var_1_23)))) : (var_1_29 == ((signed char) ((((var_1_23) < (var_1_15)) ? (var_1_23) : (var_1_15))))))) && (((var_1_13 & var_1_8) > (256 << ((((var_1_32) < 0 ) ? -(var_1_32) : (var_1_32))))) ? (var_1_31 == ((double) (var_1_33 - var_1_34))) : ((var_1_4 <= (var_1_35 - (var_1_17 + var_1_15))) ? (var_1_31 == ((double) (var_1_33 - var_1_34))) : 1))) && (var_1_36 == ((signed long int) var_1_32))) && (var_1_37 == ((double) var_1_34))) && (var_1_38 == ((float) var_1_33)) ; [L211] RET, EXPR property() [L211] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=3, var_1_15=3, var_1_16=15, var_1_17=3, var_1_1=4294966399, var_1_20=64, var_1_22=0, var_1_23=63, var_1_24=0, var_1_26=1, var_1_27=128, var_1_28=131, var_1_29=-1, var_1_30=64, var_1_31=255/4, var_1_32=1, var_1_33=2, var_1_34=3, var_1_35=4294966468, var_1_36=1, var_1_37=3, var_1_38=2, var_1_4=4294966463, var_1_6=15, var_1_8=15, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-16, var_1_14=3, var_1_15=3, var_1_16=15, var_1_17=3, var_1_1=4294966399, var_1_20=64, var_1_22=0, var_1_23=63, var_1_24=0, var_1_26=1, var_1_27=128, var_1_28=131, var_1_29=-1, var_1_30=64, var_1_31=255/4, var_1_32=1, var_1_33=2, var_1_34=3, var_1_35=4294966468, var_1_36=1, var_1_37=3, var_1_38=2, var_1_4=4294966463, var_1_6=15, var_1_8=15, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 56 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 27.2s, OverallIterations: 1, TraceHistogramMax: 31, 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=56occurred 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, 1.9s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 113 NumberOfCodeBlocks, 113 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-25 00:01:50,735 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85995b10-30fa-49ef-87bf-01752089b156/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85995b10-30fa-49ef-87bf-01752089b156/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85995b10-30fa-49ef-87bf-01752089b156/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85995b10-30fa-49ef-87bf-01752089b156/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85995b10-30fa-49ef-87bf-01752089b156/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-14.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85995b10-30fa-49ef-87bf-01752089b156/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85995b10-30fa-49ef-87bf-01752089b156/bin/utaipan-verify-SwPr7d2a91 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a72044eca37c9344cf7356219da330f9c945a1c22555364502c74c325db2c27b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-25 00:01:53,396 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-25 00:01:53,543 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85995b10-30fa-49ef-87bf-01752089b156/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-25 00:01:53,553 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-25 00:01:53,554 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-25 00:01:53,607 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-25 00:01:53,608 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-25 00:01:53,609 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-25 00:01:53,610 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-25 00:01:53,616 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-25 00:01:53,616 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-25 00:01:53,617 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-25 00:01:53,617 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-25 00:01:53,619 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-25 00:01:53,620 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-25 00:01:53,620 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-25 00:01:53,621 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-25 00:01:53,622 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-25 00:01:53,622 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-25 00:01:53,624 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-25 00:01:53,624 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-25 00:01:53,625 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-25 00:01:53,625 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-25 00:01:53,626 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-25 00:01:53,626 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-25 00:01:53,627 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-25 00:01:53,627 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-25 00:01:53,628 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-25 00:01:53,628 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-25 00:01:53,629 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-25 00:01:53,630 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-25 00:01:53,630 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-25 00:01:53,631 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-25 00:01:53,631 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-25 00:01:53,632 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:01:53,632 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-25 00:01:53,632 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-25 00:01:53,633 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-25 00:01:53,633 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-25 00:01:53,634 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-25 00:01:53,634 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-25 00:01:53,636 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-25 00:01:53,636 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-25 00:01:53,636 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-25 00:01:53,637 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_85995b10-30fa-49ef-87bf-01752089b156/bin/utaipan-verify-SwPr7d2a91/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85995b10-30fa-49ef-87bf-01752089b156/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a72044eca37c9344cf7356219da330f9c945a1c22555364502c74c325db2c27b [2023-11-25 00:01:54,050 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-25 00:01:54,080 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-25 00:01:54,083 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-25 00:01:54,084 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-25 00:01:54,085 INFO L274 PluginConnector]: CDTParser initialized [2023-11-25 00:01:54,086 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85995b10-30fa-49ef-87bf-01752089b156/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-14.i [2023-11-25 00:01:57,325 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-25 00:01:57,688 INFO L384 CDTParser]: Found 1 translation units. [2023-11-25 00:01:57,688 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85995b10-30fa-49ef-87bf-01752089b156/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-14.i [2023-11-25 00:01:57,702 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85995b10-30fa-49ef-87bf-01752089b156/bin/utaipan-verify-SwPr7d2a91/data/a7b0f6f6c/49db7a3807784fd9aa989381f9bf5ef6/FLAGe6035167c [2023-11-25 00:01:57,723 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85995b10-30fa-49ef-87bf-01752089b156/bin/utaipan-verify-SwPr7d2a91/data/a7b0f6f6c/49db7a3807784fd9aa989381f9bf5ef6 [2023-11-25 00:01:57,730 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-25 00:01:57,732 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-25 00:01:57,736 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-25 00:01:57,737 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-25 00:01:57,743 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-25 00:01:57,743 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:01:57" (1/1) ... [2023-11-25 00:01:57,745 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a328635 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:57, skipping insertion in model container [2023-11-25 00:01:57,745 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:01:57" (1/1) ... [2023-11-25 00:01:57,799 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-25 00:01:57,972 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_85995b10-30fa-49ef-87bf-01752089b156/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-14.i[916,929] [2023-11-25 00:01:58,093 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:01:58,118 INFO L202 MainTranslator]: Completed pre-run [2023-11-25 00:01:58,136 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_85995b10-30fa-49ef-87bf-01752089b156/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-14.i[916,929] [2023-11-25 00:01:58,220 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:01:58,250 INFO L206 MainTranslator]: Completed translation [2023-11-25 00:01:58,250 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:58 WrapperNode [2023-11-25 00:01:58,250 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-25 00:01:58,252 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-25 00:01:58,252 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-25 00:01:58,252 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-25 00:01:58,259 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:58" (1/1) ... [2023-11-25 00:01:58,293 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:58" (1/1) ... [2023-11-25 00:01:58,344 INFO L138 Inliner]: procedures = 27, calls = 44, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 205 [2023-11-25 00:01:58,347 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-25 00:01:58,349 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-25 00:01:58,349 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-25 00:01:58,349 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-25 00:01:58,359 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:58" (1/1) ... [2023-11-25 00:01:58,359 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:58" (1/1) ... [2023-11-25 00:01:58,372 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:58" (1/1) ... [2023-11-25 00:01:58,372 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:58" (1/1) ... [2023-11-25 00:01:58,405 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:58" (1/1) ... [2023-11-25 00:01:58,409 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:58" (1/1) ... [2023-11-25 00:01:58,434 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:58" (1/1) ... [2023-11-25 00:01:58,448 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:58" (1/1) ... [2023-11-25 00:01:58,458 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-25 00:01:58,468 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-25 00:01:58,468 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-25 00:01:58,484 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-25 00:01:58,485 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:58" (1/1) ... [2023-11-25 00:01:58,490 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:01:58,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85995b10-30fa-49ef-87bf-01752089b156/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:01:58,553 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85995b10-30fa-49ef-87bf-01752089b156/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-25 00:01:58,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85995b10-30fa-49ef-87bf-01752089b156/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-25 00:01:58,598 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-25 00:01:58,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-25 00:01:58,598 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-25 00:01:58,599 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-25 00:01:58,599 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-25 00:01:58,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-25 00:01:58,732 INFO L241 CfgBuilder]: Building ICFG [2023-11-25 00:01:58,735 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-25 00:02:00,520 INFO L282 CfgBuilder]: Performing block encoding [2023-11-25 00:02:00,660 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-25 00:02:00,663 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-25 00:02:00,664 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:02:00 BoogieIcfgContainer [2023-11-25 00:02:00,664 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-25 00:02:00,666 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-25 00:02:00,667 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-25 00:02:00,670 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-25 00:02:00,671 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 12:01:57" (1/3) ... [2023-11-25 00:02:00,672 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@97f2ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:02:00, skipping insertion in model container [2023-11-25 00:02:00,673 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:58" (2/3) ... [2023-11-25 00:02:00,675 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@97f2ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:02:00, skipping insertion in model container [2023-11-25 00:02:00,675 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:02:00" (3/3) ... [2023-11-25 00:02:00,677 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-14.i [2023-11-25 00:02:00,700 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-25 00:02:00,700 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-25 00:02:00,796 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-25 00:02:00,805 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;@7c0f54e1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-25 00:02:00,806 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-25 00:02:00,811 INFO L276 IsEmpty]: Start isEmpty. Operand has 83 states, 49 states have (on average 1.469387755102041) internal successors, (72), 50 states have internal predecessors, (72), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2023-11-25 00:02:00,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2023-11-25 00:02:00,839 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:02:00,840 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:02:00,841 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:02:00,848 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:02:00,848 INFO L85 PathProgramCache]: Analyzing trace with hash -2097201629, now seen corresponding path program 1 times [2023-11-25 00:02:00,866 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:02:00,867 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1232440866] [2023-11-25 00:02:00,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:02:00,868 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:02:00,868 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85995b10-30fa-49ef-87bf-01752089b156/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:02:00,874 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85995b10-30fa-49ef-87bf-01752089b156/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-25 00:02:00,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85995b10-30fa-49ef-87bf-01752089b156/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-25 00:02:01,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:02:01,522 INFO L262 TraceCheckSpWp]: Trace formula consists of 323 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-25 00:02:01,538 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:02:01,634 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 384 proven. 0 refuted. 0 times theorem prover too weak. 1476 trivial. 0 not checked. [2023-11-25 00:02:01,634 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-25 00:02:01,635 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:02:01,635 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1232440866] [2023-11-25 00:02:01,636 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1232440866] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:02:01,636 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-25 00:02:01,636 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-25 00:02:01,638 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [808033249] [2023-11-25 00:02:01,639 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:02:01,649 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-25 00:02:01,650 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:02:01,693 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-25 00:02:01,695 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-25 00:02:01,698 INFO L87 Difference]: Start difference. First operand has 83 states, 49 states have (on average 1.469387755102041) internal successors, (72), 50 states have internal predecessors, (72), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) Second operand has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2023-11-25 00:02:03,175 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:02:03,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:02:03,176 INFO L93 Difference]: Finished difference Result 162 states and 295 transitions. [2023-11-25 00:02:03,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-25 00:02:03,203 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 192 [2023-11-25 00:02:03,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:02:03,212 INFO L225 Difference]: With dead ends: 162 [2023-11-25 00:02:03,212 INFO L226 Difference]: Without dead ends: 80 [2023-11-25 00:02:03,216 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 191 GetRequests, 191 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-25 00:02:03,220 INFO L413 NwaCegarLoop]: 123 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 123 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2023-11-25 00:02:03,221 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 123 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2023-11-25 00:02:03,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2023-11-25 00:02:03,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2023-11-25 00:02:03,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 47 states have (on average 1.3617021276595744) internal successors, (64), 47 states have internal predecessors, (64), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2023-11-25 00:02:03,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 126 transitions. [2023-11-25 00:02:03,291 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 126 transitions. Word has length 192 [2023-11-25 00:02:03,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:02:03,291 INFO L495 AbstractCegarLoop]: Abstraction has 80 states and 126 transitions. [2023-11-25 00:02:03,292 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2023-11-25 00:02:03,292 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 126 transitions. [2023-11-25 00:02:03,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2023-11-25 00:02:03,297 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:02:03,298 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:02:03,311 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85995b10-30fa-49ef-87bf-01752089b156/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-25 00:02:03,510 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85995b10-30fa-49ef-87bf-01752089b156/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:02:03,511 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:02:03,511 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:02:03,512 INFO L85 PathProgramCache]: Analyzing trace with hash 1873201569, now seen corresponding path program 1 times [2023-11-25 00:02:03,513 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:02:03,513 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1660115277] [2023-11-25 00:02:03,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:02:03,513 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:02:03,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85995b10-30fa-49ef-87bf-01752089b156/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:02:03,515 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85995b10-30fa-49ef-87bf-01752089b156/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-25 00:02:03,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85995b10-30fa-49ef-87bf-01752089b156/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-25 00:02:03,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:02:04,006 INFO L262 TraceCheckSpWp]: Trace formula consists of 323 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-25 00:02:04,016 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:02:06,147 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2023-11-25 00:02:06,147 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-25 00:02:06,148 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:02:06,148 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1660115277] [2023-11-25 00:02:06,148 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1660115277] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:02:06,148 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-25 00:02:06,149 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-25 00:02:06,149 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [243239631] [2023-11-25 00:02:06,149 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:02:06,151 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-25 00:02:06,151 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:02:06,152 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-25 00:02:06,152 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-25 00:02:06,152 INFO L87 Difference]: Start difference. First operand 80 states and 126 transitions. Second operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2023-11-25 00:02:10,562 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:02:10,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:02:10,563 INFO L93 Difference]: Finished difference Result 246 states and 385 transitions. [2023-11-25 00:02:10,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-25 00:02:10,591 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 192 [2023-11-25 00:02:10,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:02:10,596 INFO L225 Difference]: With dead ends: 246 [2023-11-25 00:02:10,597 INFO L226 Difference]: Without dead ends: 167 [2023-11-25 00:02:10,598 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 192 GetRequests, 189 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-25 00:02:10,600 INFO L413 NwaCegarLoop]: 122 mSDtfsCounter, 101 mSDsluCounter, 228 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 101 SdHoareTripleChecker+Valid, 350 SdHoareTripleChecker+Invalid, 97 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2023-11-25 00:02:10,601 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [101 Valid, 350 Invalid, 97 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 4.3s Time] [2023-11-25 00:02:10,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2023-11-25 00:02:10,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 157. [2023-11-25 00:02:10,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 157 states, 92 states have (on average 1.358695652173913) internal successors, (125), 92 states have internal predecessors, (125), 62 states have call successors, (62), 2 states have call predecessors, (62), 2 states have return successors, (62), 62 states have call predecessors, (62), 62 states have call successors, (62) [2023-11-25 00:02:10,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 249 transitions. [2023-11-25 00:02:10,664 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 249 transitions. Word has length 192 [2023-11-25 00:02:10,668 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:02:10,668 INFO L495 AbstractCegarLoop]: Abstraction has 157 states and 249 transitions. [2023-11-25 00:02:10,669 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2023-11-25 00:02:10,669 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 249 transitions. [2023-11-25 00:02:10,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2023-11-25 00:02:10,684 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:02:10,684 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:02:10,697 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85995b10-30fa-49ef-87bf-01752089b156/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-25 00:02:10,896 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85995b10-30fa-49ef-87bf-01752089b156/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:02:10,897 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:02:10,897 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:02:10,898 INFO L85 PathProgramCache]: Analyzing trace with hash -120943137, now seen corresponding path program 1 times [2023-11-25 00:02:10,899 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:02:10,899 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1378996832] [2023-11-25 00:02:10,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:02:10,900 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:02:10,900 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85995b10-30fa-49ef-87bf-01752089b156/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:02:10,938 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85995b10-30fa-49ef-87bf-01752089b156/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-25 00:02:10,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85995b10-30fa-49ef-87bf-01752089b156/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-25 00:02:11,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:02:11,391 INFO L262 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-25 00:02:11,398 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:02:12,238 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2023-11-25 00:02:12,238 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-25 00:02:12,239 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:02:12,239 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1378996832] [2023-11-25 00:02:12,239 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1378996832] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:02:12,240 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-25 00:02:12,240 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-25 00:02:12,240 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [677405400] [2023-11-25 00:02:12,240 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:02:12,241 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-25 00:02:12,242 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:02:12,243 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-25 00:02:12,243 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-25 00:02:12,243 INFO L87 Difference]: Start difference. First operand 157 states and 249 transitions. Second operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2023-11-25 00:02:13,893 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:02:15,807 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.75s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:02:15,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:02:15,858 INFO L93 Difference]: Finished difference Result 392 states and 622 transitions. [2023-11-25 00:02:15,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-25 00:02:15,862 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 192 [2023-11-25 00:02:15,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:02:15,871 INFO L225 Difference]: With dead ends: 392 [2023-11-25 00:02:15,876 INFO L226 Difference]: Without dead ends: 236 [2023-11-25 00:02:15,879 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 192 GetRequests, 189 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-25 00:02:15,884 INFO L413 NwaCegarLoop]: 116 mSDtfsCounter, 56 mSDsluCounter, 234 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 56 SdHoareTripleChecker+Valid, 350 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2023-11-25 00:02:15,886 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [56 Valid, 350 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2023-11-25 00:02:15,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 236 states. [2023-11-25 00:02:15,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 236 to 234. [2023-11-25 00:02:15,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 234 states, 137 states have (on average 1.3503649635036497) internal successors, (185), 137 states have internal predecessors, (185), 93 states have call successors, (93), 3 states have call predecessors, (93), 3 states have return successors, (93), 93 states have call predecessors, (93), 93 states have call successors, (93) [2023-11-25 00:02:15,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 234 states and 371 transitions. [2023-11-25 00:02:15,954 INFO L78 Accepts]: Start accepts. Automaton has 234 states and 371 transitions. Word has length 192 [2023-11-25 00:02:15,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:02:15,956 INFO L495 AbstractCegarLoop]: Abstraction has 234 states and 371 transitions. [2023-11-25 00:02:15,956 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2023-11-25 00:02:15,956 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 371 transitions. [2023-11-25 00:02:15,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2023-11-25 00:02:15,959 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:02:15,960 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:02:15,976 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85995b10-30fa-49ef-87bf-01752089b156/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-25 00:02:16,176 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85995b10-30fa-49ef-87bf-01752089b156/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:02:16,176 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:02:16,177 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:02:16,177 INFO L85 PathProgramCache]: Analyzing trace with hash 1617416509, now seen corresponding path program 1 times [2023-11-25 00:02:16,178 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:02:16,178 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [724218154] [2023-11-25 00:02:16,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:02:16,178 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:02:16,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85995b10-30fa-49ef-87bf-01752089b156/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:02:16,185 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85995b10-30fa-49ef-87bf-01752089b156/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-25 00:02:16,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85995b10-30fa-49ef-87bf-01752089b156/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-25 00:02:17,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:02:17,096 INFO L262 TraceCheckSpWp]: Trace formula consists of 323 conjuncts, 58 conjunts are in the unsatisfiable core [2023-11-25 00:02:17,112 INFO L285 TraceCheckSpWp]: Computing forward predicates...