./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-20.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b150df0c-416a-4913-9a79-771427530c93/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b150df0c-416a-4913-9a79-771427530c93/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_b150df0c-416a-4913-9a79-771427530c93/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b150df0c-416a-4913-9a79-771427530c93/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-20.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b150df0c-416a-4913-9a79-771427530c93/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_b150df0c-416a-4913-9a79-771427530c93/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 414bb62ad2abe4e5b98a53b0c8d83d802c0097b81622c35de52d70b6e5eb7b98 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:59:15,437 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:59:15,594 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b150df0c-416a-4913-9a79-771427530c93/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-24 23:59:15,606 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:59:15,607 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:59:15,645 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:59:15,647 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:59:15,647 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:59:15,649 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:59:15,656 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:59:15,656 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:59:15,658 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:59:15,659 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:59:15,661 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-24 23:59:15,661 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:59:15,662 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:59:15,663 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-24 23:59:15,663 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-24 23:59:15,664 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:59:15,664 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-24 23:59:15,665 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-24 23:59:15,666 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-24 23:59:15,667 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:59:15,667 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:59:15,668 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:59:15,687 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:59:15,687 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:59:15,688 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:59:15,688 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:59:15,689 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:59:15,690 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:59:15,690 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:59:15,691 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:59:15,691 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:59:15,691 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:59:15,692 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:59:15,692 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:59:15,692 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:59:15,693 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:59:15,693 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:59:15,693 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:59:15,694 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-24 23:59:15,694 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:59:15,695 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:59:15,695 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:59:15,695 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:59:15,695 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:59:15,696 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_b150df0c-416a-4913-9a79-771427530c93/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b150df0c-416a-4913-9a79-771427530c93/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 414bb62ad2abe4e5b98a53b0c8d83d802c0097b81622c35de52d70b6e5eb7b98 [2023-11-24 23:59:16,120 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:59:16,156 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:59:16,160 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:59:16,163 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:59:16,164 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:59:16,165 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b150df0c-416a-4913-9a79-771427530c93/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-20.i [2023-11-24 23:59:19,371 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:59:19,748 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:59:19,749 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b150df0c-416a-4913-9a79-771427530c93/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-20.i [2023-11-24 23:59:19,762 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b150df0c-416a-4913-9a79-771427530c93/bin/utaipan-verify-SwPr7d2a91/data/7092f2f46/0dc2ac4a71684156bacf56f0af8afd0b/FLAG16a99d7d8 [2023-11-24 23:59:19,780 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b150df0c-416a-4913-9a79-771427530c93/bin/utaipan-verify-SwPr7d2a91/data/7092f2f46/0dc2ac4a71684156bacf56f0af8afd0b [2023-11-24 23:59:19,783 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:59:19,785 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:59:19,787 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:59:19,787 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:59:19,794 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:59:19,795 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:59:19" (1/1) ... [2023-11-24 23:59:19,797 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4960e91f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:19, skipping insertion in model container [2023-11-24 23:59:19,797 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:59:19" (1/1) ... [2023-11-24 23:59:19,839 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:59:20,077 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_b150df0c-416a-4913-9a79-771427530c93/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-20.i[915,928] [2023-11-24 23:59:20,154 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:59:20,170 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:59:20,186 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_b150df0c-416a-4913-9a79-771427530c93/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-20.i[915,928] [2023-11-24 23:59:20,228 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:59:20,250 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:59:20,251 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:20 WrapperNode [2023-11-24 23:59:20,251 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:59:20,253 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:59:20,253 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:59:20,253 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:59:20,263 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:20" (1/1) ... [2023-11-24 23:59:20,278 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:20" (1/1) ... [2023-11-24 23:59:20,331 INFO L138 Inliner]: procedures = 26, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 200 [2023-11-24 23:59:20,332 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:59:20,333 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:59:20,333 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:59:20,333 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:59:20,345 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:20" (1/1) ... [2023-11-24 23:59:20,346 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:20" (1/1) ... [2023-11-24 23:59:20,351 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:20" (1/1) ... [2023-11-24 23:59:20,351 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:20" (1/1) ... [2023-11-24 23:59:20,368 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:20" (1/1) ... [2023-11-24 23:59:20,373 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:20" (1/1) ... [2023-11-24 23:59:20,378 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:20" (1/1) ... [2023-11-24 23:59:20,382 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:20" (1/1) ... [2023-11-24 23:59:20,388 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:59:20,390 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:59:20,390 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:59:20,390 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:59:20,391 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:20" (1/1) ... [2023-11-24 23:59:20,399 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:59:20,419 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b150df0c-416a-4913-9a79-771427530c93/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:59:20,436 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b150df0c-416a-4913-9a79-771427530c93/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:59:20,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b150df0c-416a-4913-9a79-771427530c93/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:59:20,578 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:59:20,578 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:59:20,579 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:59:20,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:59:20,579 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:59:20,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:59:20,715 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:59:20,718 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:59:21,279 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:59:21,587 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:59:21,588 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:59:21,590 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:59:21 BoogieIcfgContainer [2023-11-24 23:59:21,590 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:59:21,593 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:59:21,594 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:59:21,598 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:59:21,599 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:59:19" (1/3) ... [2023-11-24 23:59:21,600 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1805fab1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:59:21, skipping insertion in model container [2023-11-24 23:59:21,601 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:20" (2/3) ... [2023-11-24 23:59:21,603 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1805fab1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:59:21, skipping insertion in model container [2023-11-24 23:59:21,603 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:59:21" (3/3) ... [2023-11-24 23:59:21,604 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-20.i [2023-11-24 23:59:21,624 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:59:21,624 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:59:21,691 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:59:21,698 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;@5d9b8027, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:59:21,700 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:59:21,705 INFO L276 IsEmpty]: Start isEmpty. Operand has 48 states, 20 states have (on average 1.15) internal successors, (23), 21 states have internal predecessors, (23), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-24 23:59:21,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-11-24 23:59:21,722 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:59:21,724 INFO L195 NwaCegarLoop]: trace histogram [25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:59:21,725 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:59:21,731 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:59:21,732 INFO L85 PathProgramCache]: Analyzing trace with hash -2025349048, now seen corresponding path program 1 times [2023-11-24 23:59:21,743 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:59:21,744 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [287253796] [2023-11-24 23:59:21,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:59:21,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:59:22,066 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-24 23:59:22,067 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [789859157] [2023-11-24 23:59:22,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:59:22,068 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 23:59:22,068 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b150df0c-416a-4913-9a79-771427530c93/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:59:22,075 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b150df0c-416a-4913-9a79-771427530c93/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-24 23:59:22,082 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b150df0c-416a-4913-9a79-771427530c93/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-24 23:59:22,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:59:22,638 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:59:22,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:59:22,885 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-24 23:59:22,888 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-24 23:59:22,889 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-24 23:59:22,904 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b150df0c-416a-4913-9a79-771427530c93/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-24 23:59:23,099 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b150df0c-416a-4913-9a79-771427530c93/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-24 23:59:23,103 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-24 23:59:23,106 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-24 23:59:23,228 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 11:59:23 BoogieIcfgContainer [2023-11-24 23:59:23,228 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-24 23:59:23,229 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:59:23,229 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:59:23,229 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:59:23,230 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:59:21" (3/4) ... [2023-11-24 23:59:23,232 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 23:59:23,233 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:59:23,234 INFO L158 Benchmark]: Toolchain (without parser) took 3449.01ms. Allocated memory was 161.5MB in the beginning and 195.0MB in the end (delta: 33.6MB). Free memory was 132.0MB in the beginning and 129.0MB in the end (delta: 3.1MB). Peak memory consumption was 36.2MB. Max. memory is 16.1GB. [2023-11-24 23:59:23,235 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 127.9MB. Free memory is still 99.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:59:23,235 INFO L158 Benchmark]: CACSL2BoogieTranslator took 464.79ms. Allocated memory is still 161.5MB. Free memory was 131.6MB in the beginning and 117.5MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-24 23:59:23,236 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.29ms. Allocated memory is still 161.5MB. Free memory was 117.5MB in the beginning and 113.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 23:59:23,237 INFO L158 Benchmark]: Boogie Preprocessor took 56.08ms. Allocated memory is still 161.5MB. Free memory was 113.3MB in the beginning and 111.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:59:23,238 INFO L158 Benchmark]: RCFGBuilder took 1200.86ms. Allocated memory is still 161.5MB. Free memory was 111.2MB in the beginning and 77.1MB in the end (delta: 34.2MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-11-24 23:59:23,238 INFO L158 Benchmark]: TraceAbstraction took 1634.68ms. Allocated memory was 161.5MB in the beginning and 195.0MB in the end (delta: 33.6MB). Free memory was 76.5MB in the beginning and 129.0MB in the end (delta: -52.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:59:23,239 INFO L158 Benchmark]: Witness Printer took 4.45ms. Allocated memory is still 195.0MB. Free memory is still 129.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:59:23,242 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 127.9MB. Free memory is still 99.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 464.79ms. Allocated memory is still 161.5MB. Free memory was 131.6MB in the beginning and 117.5MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.29ms. Allocated memory is still 161.5MB. Free memory was 117.5MB in the beginning and 113.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.08ms. Allocated memory is still 161.5MB. Free memory was 113.3MB in the beginning and 111.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1200.86ms. Allocated memory is still 161.5MB. Free memory was 111.2MB in the beginning and 77.1MB in the end (delta: 34.2MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * TraceAbstraction took 1634.68ms. Allocated memory was 161.5MB in the beginning and 195.0MB in the end (delta: 33.6MB). Free memory was 76.5MB in the beginning and 129.0MB in the end (delta: -52.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.45ms. Allocated memory is still 195.0MB. Free memory is still 129.0MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 82, overapproximation of bitwiseOr at line 58, overapproximation of shiftLeft at line 89, overapproximation of someBinaryDOUBLEComparisonOperation at line 148, overapproximation of someBinaryArithmeticFLOAToperation at line 74. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 5; [L23] unsigned char var_1_2 = 0; [L24] unsigned char var_1_3 = 128; [L25] unsigned char var_1_4 = 2; [L26] unsigned char var_1_5 = 2; [L27] unsigned char var_1_6 = 32; [L28] unsigned short int var_1_8 = 100; [L29] float var_1_9 = 255.75; [L30] signed char var_1_10 = 64; [L31] signed char var_1_11 = 32; [L32] signed char var_1_12 = 4; [L33] float var_1_13 = 0.0; [L34] float var_1_14 = 7.25; [L35] float var_1_15 = 8.125; [L36] float var_1_16 = 24.5; [L37] signed short int var_1_17 = -256; [L38] double var_1_18 = 31.5; [L39] float var_1_19 = 255.2; [L40] float var_1_20 = 5.5; [L41] signed long int var_1_21 = -8; [L42] double var_1_22 = 0.5; [L43] unsigned short int var_1_23 = 200; [L44] unsigned short int var_1_24 = 1; [L45] signed short int var_1_25 = -16; [L46] signed short int var_1_26 = -32; [L47] signed short int var_1_27 = 4; [L48] unsigned short int var_1_28 = 2; [L49] unsigned char last_1_var_1_6 = 32; [L50] unsigned short int last_1_var_1_8 = 100; [L152] isInitial = 1 [L153] FCALL initially() [L154] COND TRUE 1 [L155] CALL updateLastVariables() [L144] last_1_var_1_6 = var_1_6 [L145] last_1_var_1_8 = var_1_8 [L155] RET updateLastVariables() [L156] CALL updateVariables() [L103] var_1_2 = __VERIFIER_nondet_uchar() [L104] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_3=128, var_1_4=2, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) [L104] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_3=128, var_1_4=2, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L105] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=0, var_1_3=128, var_1_4=2, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) [L105] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=0, var_1_3=128, var_1_4=2, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L106] var_1_3 = __VERIFIER_nondet_uchar() [L107] CALL assume_abort_if_not(var_1_3 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=0, var_1_3=181, var_1_4=2, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not(var_1_3 >= 127) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=0, var_1_3=181, var_1_4=2, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L108] CALL assume_abort_if_not(var_1_3 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=0, var_1_3=181, var_1_4=2, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) [L108] RET assume_abort_if_not(var_1_3 <= 254) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=0, var_1_3=181, var_1_4=2, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L109] var_1_4 = __VERIFIER_nondet_uchar() [L110] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=0, var_1_3=181, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) [L110] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=0, var_1_3=181, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L111] CALL assume_abort_if_not(var_1_4 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=0, var_1_3=181, var_1_4=127, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) [L111] RET assume_abort_if_not(var_1_4 <= 127) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=0, var_1_3=181, var_1_4=127, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L112] var_1_5 = __VERIFIER_nondet_uchar() [L113] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=0, var_1_3=181, var_1_4=127, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) [L113] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=0, var_1_3=181, var_1_4=127, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L114] CALL assume_abort_if_not(var_1_5 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=0, var_1_3=181, var_1_4=127, var_1_5=55, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) [L114] RET assume_abort_if_not(var_1_5 <= 127) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=0, var_1_3=181, var_1_4=127, var_1_5=55, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L115] var_1_10 = __VERIFIER_nondet_char() [L116] CALL assume_abort_if_not(var_1_10 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=0, var_1_3=181, var_1_4=127, var_1_5=55, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) [L116] RET assume_abort_if_not(var_1_10 >= 63) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=0, var_1_3=181, var_1_4=127, var_1_5=55, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L117] CALL assume_abort_if_not(var_1_10 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=0, var_1_3=181, var_1_4=127, var_1_5=55, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) [L117] RET assume_abort_if_not(var_1_10 <= 127) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=0, var_1_3=181, var_1_4=127, var_1_5=55, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L118] var_1_11 = __VERIFIER_nondet_char() [L119] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=54, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=0, var_1_3=181, var_1_4=127, var_1_5=55, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) [L119] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=54, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=0, var_1_3=181, var_1_4=127, var_1_5=55, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L120] CALL assume_abort_if_not(var_1_11 <= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=54, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=0, var_1_3=181, var_1_4=127, var_1_5=55, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) [L120] RET assume_abort_if_not(var_1_11 <= 64) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=54, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=0, var_1_3=181, var_1_4=127, var_1_5=55, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L121] var_1_12 = __VERIFIER_nondet_char() [L122] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=54, var_1_12=1, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=0, var_1_3=181, var_1_4=127, var_1_5=55, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) [L122] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=54, var_1_12=1, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=0, var_1_3=181, var_1_4=127, var_1_5=55, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L123] CALL assume_abort_if_not(var_1_12 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=54, var_1_12=1, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=0, var_1_3=181, var_1_4=127, var_1_5=55, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) [L123] RET assume_abort_if_not(var_1_12 <= 63) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=54, var_1_12=1, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=0, var_1_3=181, var_1_4=127, var_1_5=55, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L124] var_1_13 = __VERIFIER_nondet_float() [L125] CALL assume_abort_if_not((var_1_13 >= 4611686.018427382800e+12F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=54, var_1_12=1, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=0, var_1_3=181, var_1_4=127, var_1_5=55, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) [L125] RET assume_abort_if_not((var_1_13 >= 4611686.018427382800e+12F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=54, var_1_12=1, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=0, var_1_3=181, var_1_4=127, var_1_5=55, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L126] var_1_14 = __VERIFIER_nondet_float() [L127] CALL assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=54, var_1_12=1, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=0, var_1_3=181, var_1_4=127, var_1_5=55, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=54, var_1_12=1, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=0, var_1_3=181, var_1_4=127, var_1_5=55, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L128] var_1_16 = __VERIFIER_nondet_float() [L129] CALL assume_abort_if_not((var_1_16 >= -461168.6018427382800e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=54, var_1_12=1, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=0, var_1_3=181, var_1_4=127, var_1_5=55, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) [L129] RET assume_abort_if_not((var_1_16 >= -461168.6018427382800e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=54, var_1_12=1, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=0, var_1_3=181, var_1_4=127, var_1_5=55, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L130] var_1_20 = __VERIFIER_nondet_float() [L131] CALL assume_abort_if_not((var_1_20 >= -922337.2036854765600e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=54, var_1_12=1, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=0, var_1_3=181, var_1_4=127, var_1_5=55, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) [L131] RET assume_abort_if_not((var_1_20 >= -922337.2036854765600e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=54, var_1_12=1, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=0, var_1_3=181, var_1_4=127, var_1_5=55, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L132] var_1_24 = __VERIFIER_nondet_ushort() [L133] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=54, var_1_12=1, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=0, var_1_3=181, var_1_4=127, var_1_5=55, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=54, var_1_12=1, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=0, var_1_3=181, var_1_4=127, var_1_5=55, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L134] CALL assume_abort_if_not(var_1_24 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=54, var_1_12=1, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=0, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=0, var_1_3=181, var_1_4=127, var_1_5=55, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not(var_1_24 <= 65534) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=54, var_1_12=1, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=0, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=0, var_1_3=181, var_1_4=127, var_1_5=55, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L135] var_1_26 = __VERIFIER_nondet_short() [L136] CALL assume_abort_if_not(var_1_26 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=54, var_1_12=1, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=0, var_1_25=-16, var_1_26=18, var_1_27=4, var_1_28=2, var_1_2=0, var_1_3=181, var_1_4=127, var_1_5=55, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(var_1_26 >= -32768) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=54, var_1_12=1, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=0, var_1_25=-16, var_1_26=18, var_1_27=4, var_1_28=2, var_1_2=0, var_1_3=181, var_1_4=127, var_1_5=55, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L137] CALL assume_abort_if_not(var_1_26 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=54, var_1_12=1, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=0, var_1_25=-16, var_1_26=18, var_1_27=4, var_1_28=2, var_1_2=0, var_1_3=181, var_1_4=127, var_1_5=55, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_26 <= 32767) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=54, var_1_12=1, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=0, var_1_25=-16, var_1_26=18, var_1_27=4, var_1_28=2, var_1_2=0, var_1_3=181, var_1_4=127, var_1_5=55, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L138] CALL assume_abort_if_not(var_1_26 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=54, var_1_12=1, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=0, var_1_25=-16, var_1_26=18, var_1_27=4, var_1_28=2, var_1_2=0, var_1_3=181, var_1_4=127, var_1_5=55, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_26 != 0) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=54, var_1_12=1, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=0, var_1_25=-16, var_1_26=18, var_1_27=4, var_1_28=2, var_1_2=0, var_1_3=181, var_1_4=127, var_1_5=55, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L139] var_1_27 = __VERIFIER_nondet_short() [L140] CALL assume_abort_if_not(var_1_27 >= -32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=54, var_1_12=1, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=0, var_1_25=-16, var_1_26=18, var_1_27=32766, var_1_28=2, var_1_2=0, var_1_3=181, var_1_4=127, var_1_5=55, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_27 >= -32767) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=54, var_1_12=1, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=0, var_1_25=-16, var_1_26=18, var_1_27=32766, var_1_28=2, var_1_2=0, var_1_3=181, var_1_4=127, var_1_5=55, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L141] CALL assume_abort_if_not(var_1_27 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=54, var_1_12=1, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=0, var_1_25=-16, var_1_26=18, var_1_27=32766, var_1_28=2, var_1_2=0, var_1_3=181, var_1_4=127, var_1_5=55, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_27 <= 32766) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=54, var_1_12=1, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=0, var_1_25=-16, var_1_26=18, var_1_27=32766, var_1_28=2, var_1_2=0, var_1_3=181, var_1_4=127, var_1_5=55, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L156] RET updateVariables() [L157] CALL step() [L54] var_1_19 = var_1_20 [L55] var_1_21 = -16 [L56] var_1_22 = var_1_20 [L57] var_1_23 = var_1_24 [L58] EXPR var_1_23 ^ (var_1_21 % var_1_26) [L58] COND TRUE (var_1_23 ^ (var_1_21 % var_1_26)) <= var_1_24 [L59] var_1_25 = var_1_27 [L61] var_1_28 = var_1_24 [L62] signed long int stepLocal_0 = 64 + (var_1_5 / var_1_3); [L63] COND TRUE stepLocal_0 != (last_1_var_1_8 - (var_1_4 + last_1_var_1_6)) [L64] var_1_6 = var_1_4 [L68] COND FALSE !(\read(var_1_2)) [L71] var_1_1 = (var_1_4 + var_1_5) [L73] COND TRUE ((var_1_10 - var_1_11) - (16 + var_1_12)) != var_1_5 [L74] var_1_9 = (64.8f - (var_1_13 - var_1_14)) [L78] var_1_15 = (var_1_14 + var_1_16) [L79] COND FALSE !(\read(var_1_2)) [L82] COND FALSE !(var_1_14 == (((((99.8f) < (var_1_16)) ? (99.8f) : (var_1_16))) / ((((255.6f) > (var_1_13)) ? (255.6f) : (var_1_13))))) [L85] var_1_17 = (var_1_5 - var_1_3) [L88] COND TRUE (var_1_2 || (var_1_16 > var_1_13)) && (var_1_3 < var_1_1) [L89] EXPR var_1_11 << var_1_12 [L89] COND FALSE !((var_1_11 << var_1_12) > var_1_5) [L95] signed long int stepLocal_1 = var_1_3 - var_1_5; [L96] COND FALSE !((var_1_17 + var_1_6) >= stepLocal_1) [L99] var_1_8 = var_1_6 [L157] RET step() [L158] CALL, EXPR property() [L148] EXPR ((((((var_1_2 ? (var_1_1 == ((unsigned char) (var_1_3 - var_1_4))) : (var_1_1 == ((unsigned char) (var_1_4 + var_1_5)))) && (((64 + (var_1_5 / var_1_3)) != (last_1_var_1_8 - (var_1_4 + last_1_var_1_6))) ? (var_1_6 == ((unsigned char) var_1_4)) : (var_1_6 == ((unsigned char) 128)))) && (((var_1_17 + var_1_6) >= (var_1_3 - var_1_5)) ? (var_1_8 == ((unsigned short int) ((((var_1_6) > (var_1_3)) ? (var_1_6) : (var_1_3))))) : (var_1_8 == ((unsigned short int) var_1_6)))) && ((((var_1_10 - var_1_11) - (16 + var_1_12)) != var_1_5) ? (var_1_9 == ((float) (64.8f - (var_1_13 - var_1_14)))) : (var_1_9 == ((float) var_1_13)))) && (var_1_15 == ((float) (var_1_14 + var_1_16)))) && (var_1_2 ? (var_1_17 == ((signed short int) (var_1_3 + var_1_12))) : ((var_1_14 == (((((99.8f) < (var_1_16)) ? (99.8f) : (var_1_16))) / ((((255.6f) > (var_1_13)) ? (255.6f) : (var_1_13))))) ? (var_1_17 == ((signed short int) var_1_4)) : (var_1_17 == ((signed short int) (var_1_5 - var_1_3)))))) && (((var_1_2 || (var_1_16 > var_1_13)) && (var_1_3 < var_1_1)) ? (((var_1_11 << var_1_12) > var_1_5) ? (var_1_18 == ((double) var_1_13)) : 1) : (var_1_18 == ((double) var_1_16))) [L148-L149] return ((((((var_1_2 ? (var_1_1 == ((unsigned char) (var_1_3 - var_1_4))) : (var_1_1 == ((unsigned char) (var_1_4 + var_1_5)))) && (((64 + (var_1_5 / var_1_3)) != (last_1_var_1_8 - (var_1_4 + last_1_var_1_6))) ? (var_1_6 == ((unsigned char) var_1_4)) : (var_1_6 == ((unsigned char) 128)))) && (((var_1_17 + var_1_6) >= (var_1_3 - var_1_5)) ? (var_1_8 == ((unsigned short int) ((((var_1_6) > (var_1_3)) ? (var_1_6) : (var_1_3))))) : (var_1_8 == ((unsigned short int) var_1_6)))) && ((((var_1_10 - var_1_11) - (16 + var_1_12)) != var_1_5) ? (var_1_9 == ((float) (64.8f - (var_1_13 - var_1_14)))) : (var_1_9 == ((float) var_1_13)))) && (var_1_15 == ((float) (var_1_14 + var_1_16)))) && (var_1_2 ? (var_1_17 == ((signed short int) (var_1_3 + var_1_12))) : ((var_1_14 == (((((99.8f) < (var_1_16)) ? (99.8f) : (var_1_16))) / ((((255.6f) > (var_1_13)) ? (255.6f) : (var_1_13))))) ? (var_1_17 == ((signed short int) var_1_4)) : (var_1_17 == ((signed short int) (var_1_5 - var_1_3)))))) && (((var_1_2 || (var_1_16 > var_1_13)) && (var_1_3 < var_1_1)) ? (((var_1_11 << var_1_12) > var_1_5) ? (var_1_18 == ((double) var_1_13)) : 1) : (var_1_18 == ((double) var_1_16))) ; [L158] RET, EXPR property() [L158] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=54, var_1_12=1, var_1_13=0, var_1_16=0, var_1_17=-126, var_1_18=63/2, var_1_19=2, var_1_1=182, var_1_20=2, var_1_21=-16, var_1_22=2, var_1_23=0, var_1_24=0, var_1_25=32766, var_1_26=18, var_1_27=32766, var_1_28=0, var_1_2=0, var_1_3=181, var_1_4=127, var_1_5=55, var_1_6=127, var_1_8=127, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=54, var_1_12=1, var_1_13=0, var_1_16=0, var_1_17=-126, var_1_18=63/2, var_1_19=2, var_1_1=182, var_1_20=2, var_1_21=-16, var_1_22=2, var_1_23=0, var_1_24=0, var_1_25=32766, var_1_26=18, var_1_27=32766, var_1_28=0, var_1_2=0, var_1_3=181, var_1_4=127, var_1_5=55, var_1_6=127, var_1_8=127, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 48 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 1, TraceHistogramMax: 25, 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=48occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 93 NumberOfCodeBlocks, 93 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 [2023-11-24 23:59:23,269 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b150df0c-416a-4913-9a79-771427530c93/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b150df0c-416a-4913-9a79-771427530c93/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b150df0c-416a-4913-9a79-771427530c93/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_b150df0c-416a-4913-9a79-771427530c93/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b150df0c-416a-4913-9a79-771427530c93/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-20.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b150df0c-416a-4913-9a79-771427530c93/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_b150df0c-416a-4913-9a79-771427530c93/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 414bb62ad2abe4e5b98a53b0c8d83d802c0097b81622c35de52d70b6e5eb7b98 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:59:26,327 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:59:26,489 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b150df0c-416a-4913-9a79-771427530c93/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-24 23:59:26,499 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:59:26,501 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:59:26,579 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:59:26,580 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:59:26,581 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:59:26,583 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:59:26,589 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:59:26,590 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:59:26,590 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:59:26,591 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:59:26,594 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:59:26,594 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:59:26,595 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:59:26,597 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:59:26,597 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:59:26,598 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:59:26,600 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:59:26,600 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:59:26,603 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:59:26,603 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:59:26,604 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:59:26,604 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:59:26,605 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:59:26,606 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:59:26,606 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:59:26,607 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:59:26,607 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:59:26,609 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:59:26,609 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-24 23:59:26,610 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:59:26,610 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:59:26,611 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:59:26,611 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:59:26,611 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:59:26,612 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:59:26,612 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:59:26,613 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:59:26,614 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:59:26,614 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:59:26,615 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:59:26,615 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:59:26,616 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_b150df0c-416a-4913-9a79-771427530c93/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b150df0c-416a-4913-9a79-771427530c93/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 414bb62ad2abe4e5b98a53b0c8d83d802c0097b81622c35de52d70b6e5eb7b98 [2023-11-24 23:59:27,129 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:59:27,165 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:59:27,168 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:59:27,170 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:59:27,174 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:59:27,176 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b150df0c-416a-4913-9a79-771427530c93/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-20.i [2023-11-24 23:59:30,942 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:59:31,295 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:59:31,295 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b150df0c-416a-4913-9a79-771427530c93/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-20.i [2023-11-24 23:59:31,310 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b150df0c-416a-4913-9a79-771427530c93/bin/utaipan-verify-SwPr7d2a91/data/1c5382146/1d42afc4fec343ceb0b8ac2404ea98df/FLAG5e6512d8b [2023-11-24 23:59:31,338 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b150df0c-416a-4913-9a79-771427530c93/bin/utaipan-verify-SwPr7d2a91/data/1c5382146/1d42afc4fec343ceb0b8ac2404ea98df [2023-11-24 23:59:31,347 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:59:31,350 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:59:31,356 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:59:31,357 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:59:31,367 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:59:31,368 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:59:31" (1/1) ... [2023-11-24 23:59:31,370 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@129ca7c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:31, skipping insertion in model container [2023-11-24 23:59:31,370 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:59:31" (1/1) ... [2023-11-24 23:59:31,438 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:59:31,697 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_b150df0c-416a-4913-9a79-771427530c93/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-20.i[915,928] [2023-11-24 23:59:31,829 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:59:31,869 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:59:31,893 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_b150df0c-416a-4913-9a79-771427530c93/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-20.i[915,928] [2023-11-24 23:59:31,974 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:59:32,003 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:59:32,004 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:32 WrapperNode [2023-11-24 23:59:32,005 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:59:32,006 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:59:32,007 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:59:32,007 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:59:32,017 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:32" (1/1) ... [2023-11-24 23:59:32,043 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:32" (1/1) ... [2023-11-24 23:59:32,103 INFO L138 Inliner]: procedures = 27, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 163 [2023-11-24 23:59:32,116 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:59:32,118 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:59:32,118 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:59:32,118 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:59:32,131 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:32" (1/1) ... [2023-11-24 23:59:32,132 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:32" (1/1) ... [2023-11-24 23:59:32,147 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:32" (1/1) ... [2023-11-24 23:59:32,151 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:32" (1/1) ... [2023-11-24 23:59:32,175 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:32" (1/1) ... [2023-11-24 23:59:32,207 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:32" (1/1) ... [2023-11-24 23:59:32,211 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:32" (1/1) ... [2023-11-24 23:59:32,214 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:32" (1/1) ... [2023-11-24 23:59:32,220 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:59:32,221 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:59:32,222 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:59:32,222 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:59:32,223 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:32" (1/1) ... [2023-11-24 23:59:32,251 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:59:32,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b150df0c-416a-4913-9a79-771427530c93/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:59:32,293 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b150df0c-416a-4913-9a79-771427530c93/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:59:32,326 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b150df0c-416a-4913-9a79-771427530c93/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:59:32,361 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:59:32,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:59:32,362 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:59:32,362 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:59:32,363 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:59:32,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:59:32,553 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:59:32,556 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:59:37,955 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:59:38,078 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:59:38,078 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:59:38,079 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:59:38 BoogieIcfgContainer [2023-11-24 23:59:38,079 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:59:38,082 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:59:38,083 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:59:38,087 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:59:38,087 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:59:31" (1/3) ... [2023-11-24 23:59:38,089 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@673d6f29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:59:38, skipping insertion in model container [2023-11-24 23:59:38,089 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:32" (2/3) ... [2023-11-24 23:59:38,089 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@673d6f29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:59:38, skipping insertion in model container [2023-11-24 23:59:38,090 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:59:38" (3/3) ... [2023-11-24 23:59:38,091 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-20.i [2023-11-24 23:59:38,116 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:59:38,116 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:59:38,197 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:59:38,207 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;@1e38d8fd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:59:38,208 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:59:38,214 INFO L276 IsEmpty]: Start isEmpty. Operand has 64 states, 36 states have (on average 1.3888888888888888) internal successors, (50), 37 states have internal predecessors, (50), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-24 23:59:38,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2023-11-24 23:59:38,241 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:59:38,242 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:59:38,243 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:59:38,250 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:59:38,275 INFO L85 PathProgramCache]: Analyzing trace with hash 1131961447, now seen corresponding path program 1 times [2023-11-24 23:59:38,297 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:59:38,297 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1321732926] [2023-11-24 23:59:38,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:59:38,298 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 [2023-11-24 23:59:38,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b150df0c-416a-4913-9a79-771427530c93/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:59:38,300 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b150df0c-416a-4913-9a79-771427530c93/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) [2023-11-24 23:59:38,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b150df0c-416a-4913-9a79-771427530c93/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 [2023-11-24 23:59:38,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:59:38,965 INFO L262 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:59:38,985 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:59:39,054 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 624 proven. 0 refuted. 0 times theorem prover too weak. 576 trivial. 0 not checked. [2023-11-24 23:59:39,055 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:59:39,056 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:59:39,056 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1321732926] [2023-11-24 23:59:39,057 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1321732926] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:59:39,058 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:59:39,058 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-24 23:59:39,060 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1968390196] [2023-11-24 23:59:39,061 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:59:39,067 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-24 23:59:39,068 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:59:39,109 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-24 23:59:39,110 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-24 23:59:39,113 INFO L87 Difference]: Start difference. First operand has 64 states, 36 states have (on average 1.3888888888888888) internal successors, (50), 37 states have internal predecessors, (50), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-24 23:59:41,412 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:59:41,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:59:41,413 INFO L93 Difference]: Finished difference Result 125 states and 223 transitions. [2023-11-24 23:59:41,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-24 23:59:41,472 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 154 [2023-11-24 23:59:41,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:59:41,482 INFO L225 Difference]: With dead ends: 125 [2023-11-24 23:59:41,482 INFO L226 Difference]: Without dead ends: 62 [2023-11-24 23:59:41,487 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 153 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-24 23:59:41,491 INFO L413 NwaCegarLoop]: 92 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 92 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2023-11-24 23:59:41,493 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 92 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2023-11-24 23:59:41,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2023-11-24 23:59:41,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2023-11-24 23:59:41,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 35 states have (on average 1.2857142857142858) internal successors, (45), 35 states have internal predecessors, (45), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-24 23:59:41,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 95 transitions. [2023-11-24 23:59:41,547 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 95 transitions. Word has length 154 [2023-11-24 23:59:41,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:59:41,548 INFO L495 AbstractCegarLoop]: Abstraction has 62 states and 95 transitions. [2023-11-24 23:59:41,548 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-24 23:59:41,549 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 95 transitions. [2023-11-24 23:59:41,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2023-11-24 23:59:41,554 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:59:41,554 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:59:41,575 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b150df0c-416a-4913-9a79-771427530c93/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)] Ended with exit code 0 [2023-11-24 23:59:41,770 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b150df0c-416a-4913-9a79-771427530c93/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 [2023-11-24 23:59:41,770 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:59:41,771 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:59:41,771 INFO L85 PathProgramCache]: Analyzing trace with hash 1151491757, now seen corresponding path program 1 times [2023-11-24 23:59:41,773 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:59:41,773 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2005715445] [2023-11-24 23:59:41,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:59:41,774 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 [2023-11-24 23:59:41,774 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b150df0c-416a-4913-9a79-771427530c93/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:59:41,776 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b150df0c-416a-4913-9a79-771427530c93/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) [2023-11-24 23:59:41,777 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b150df0c-416a-4913-9a79-771427530c93/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 [2023-11-24 23:59:42,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:59:42,714 INFO L262 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 53 conjunts are in the unsatisfiable core [2023-11-24 23:59:42,733 INFO L285 TraceCheckSpWp]: Computing forward predicates...